CN220541901U

CN220541901U - Bearing detection device

Info

Publication number: CN220541901U
Application number: CN202322222743.0U
Authority: CN
Inventors: 周成武; 李明海; 程明刚; 徐瑞祥; 郁琼; 李自齐
Original assignee: BENGBU FEIYU BEARING CO LTD
Current assignee: BENGBU FEIYU BEARING CO LTD
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-02-27
Anticipated expiration: 2033-08-18

Abstract

The utility model belongs to the technical field of bearing detection, and particularly relates to a bearing detection device, which comprises a bottom plate, wherein a bracket is fixedly arranged at the rear end of the bottom plate, a buffer device is vertically and downwards arranged on the mounting bracket, the bottom of the buffer device is contacted with the end face of a bearing to be detected, the top of the buffer device is contacted with a measuring rod of a first dial indicator, a second dial indicator is slidably arranged at the left end of the bottom plate, the measuring rod of the second dial indicator is contacted with the end face of an outer ring of the bearing to be detected, and the measuring rods of the first dial indicator and the second dial indicator are mutually perpendicular; the bearing to be tested is fixedly arranged on the rotating device, the rotating device passes through the bottom plate in a non-contact manner and is fixed on the ground through the mounting feet.

Description

Bearing detection device

Technical Field

The utility model belongs to the technical field of bearing detection, and particularly relates to a bearing detection device.

Background

The bearing is an important part in mechanical equipment, and has the main functions of supporting shaft parts in the equipment, reducing friction force in the rotating process and ensuring the rotation precision of a rotating shaft. Based on the functions, the high requirement is put forward on the rotation precision of the bearing, and manufacturers can strictly control the axial runout and the radial runout of the bearing in the production process, so that an accurate and efficient bearing detection device meets the actual production requirement.

For example, the utility model patent of application number 202121105211 just discloses a bearing detection device, and technical scheme includes the body frame, one side of body frame is located middle section position department and is fixed with fixed sleeve, and the one end of body frame inserts and establishes and install first amesdial, one side of body frame is located fixed sleeve one side position department and inserts and install the second amesdial, and the other end of body frame inserts and establishes and install the cylinder, the flexible end of cylinder is provided with the drive roller support, drive roller motor is installed to the one end of drive roller support, and this utility model passes through the fixed actuating mechanism of inner support and drives three interior fagging and remove, and is fixed to the bearing of equidimension simply and swiftly, and the radial parallelism and the axial parallelism of bearing are simultaneously detected through first amesdial and second amesdial, have improved bearing detection efficiency. However, this solution also has some problems, because the runout of the bearing is extremely small error data, and is difficult to accurately detect itself, in the above solution, the first dial indicator and the second dial indicator are directly installed on the main frame, and meanwhile, the main frame is also provided with a motor and a cylinder, and no matter the driving roller, the motor or the cylinder, the detection result of the dial indicator will be greatly interfered during working, resulting in the distortion of the test data, and meanwhile, the dial indicator is an extremely precise instrument, and the above detection method will also cause damage to the dial indicator.

Accordingly, in view of the above-described drawbacks, the present application proposes a bearing detection device capable of effectively solving the above-described problems.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides a bearing detection device, so that the problems in the prior art are effectively solved.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows:

the bearing detection device comprises a bottom plate, wherein a support is fixedly arranged at the rear end of the bottom plate, a buffer device is vertically and downwardly arranged on the support, a probe is arranged at the bottom of the buffer device, a horizontal contact plate is arranged at the top end of the buffer device, the probe is contacted with the horizontal end face of a bearing to be detected, the contact plate is contacted with a measuring rod of a first dial indicator, and the first dial indicator is vertically and upwardly arranged on the support; the mounting block is slidably mounted at the left end of the bottom plate, a second dial indicator is fixedly mounted on the mounting block through an elastic bushing, a measuring rod of the second dial indicator is in contact with the vertical end face of the outer ring of the bearing to be measured, and measuring rods of the first dial indicator and the second dial indicator are mutually perpendicular.

The bearing detection device further comprises a rotating device, the rotating device comprises a rotating shaft, a fixed shell and mounting feet, the bearing to be detected is fixedly arranged on the rotating shaft, the rotating shaft is rotationally connected to the fixed shell through the rotating bearing, the rotating device penetrates through the bottom plate and is fixed on the ground through the mounting feet, and the rotating device is not in contact with the bottom plate.

As a further setting of above-mentioned scheme, buffer includes the barrel, be equipped with in the barrel with the coaxial coupling axle of barrel, install the spring on the coupling axle, coupling axle top and contact plate fixed connection, bottom fixedly connected with probe.

As a further arrangement of the scheme, the front surface of the mounting block is provided with a first through hole, the side surface of the mounting block is provided with a second through hole, an elastic bushing is arranged in the first through hole, and the second through hole is internally connected with a screw through threads.

As the further setting of above-mentioned scheme, the axis of rotation top is equipped with the screw thread, and the locking ring is installed to the cooperation on the screw thread, and jackshaft section department is equipped with the installation boss, installation boss top installation bearing that awaits measuring, installation boss below rotation installs the bearing, the motor is installed to the axis of rotation bottom, the motor is started or is closed through control switch.

The working principle of the utility model is as follows: a group of mutually perpendicular dial gauges are arranged, axial and radial runout detection is carried out on a certain position of a bearing to be detected, a first dial gauge arranged vertically is not directly contacted with the bearing to be detected, and the axial runout is indirectly measured through a buffer device; the second dial indicator that the level set up passes through the elastic lining to be fixed on the installation piece, and installation piece sliding connection is on the bottom plate. The bearing to be measured is arranged on the rotating device and can rotate along with the rotating shaft on the rotating device, and the rotating device is directly fixed on the ground and is not contacted with the bottom plate. When the detection is started, the measuring rod of the first dial indicator is contacted with the contact plate, the probe is contacted with the horizontal end face of the bearing to be detected, the measuring rod of the second dial indicator is contacted with the vertical end face of the outer ring of the bearing to be detected, the motor rotates to drive the bearing to be detected to rotate, and the axial runout and the radial runout of the bearing are displayed on the first dial indicator and the second dial indicator.

The utility model has the following beneficial effects:

through buffer and elastic bushing, the damage to the dial indicator that will await measuring bearing runout and equipment vibration brought is reduced to minimum, prolongs the life of dial indicator, will drive the rotary device of bearing that awaits measuring simultaneously and isolating with dial indicator and bottom plate, avoided the motor to rotate the interference to testing result, improve testing result's accuracy.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a left side view of the present utility model;

FIG. 4 is a cross-sectional view of the present utility model;

FIG. 5 is a partial view of the present utility model;

fig. 6 is a schematic diagram of the installation of a second dial indicator of the present utility model.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail with reference to fig. 1 to 6, and examples.

As shown in fig. 1, 2 and 3, the embodiment discloses a bearing detection device, which comprises a bottom plate 1, a bracket 2, a buffer device 3, a first dial indicator 4, a locking ring 5, a bearing 6 to be detected, a control switch 7, a mounting block 8, a second dial indicator 9, a rotating device 10, a motor 11, an elastic bushing 12, a screw 13 and a supporting leg 14. The bottom plate 1 is arranged on the ground through supporting feet 14, a support 2 is fixedly arranged at the rear end of the bottom plate 1, a buffer device 3 is vertically and downwards arranged on the support 2, a probe 303 is arranged at the bottom of the buffer device 3, a horizontal contact plate 301 is arranged at the top end of the buffer device, the probe 303 is contacted with the horizontal end face of a bearing 6 to be tested, the contact plate 301 is contacted with a measuring rod of a first dial indicator 4, and the first dial indicator 4 is vertically and upwards arranged on the support 2; the left end slidable mounting of bottom plate 1 has installation piece 8, has second amesdial 9 through elastic bushing 12 fixed mounting on the installation piece 8, the measuring staff of second amesdial 9 and the vertical terminal surface contact of bearing 6 outer lane that awaits measuring, the measuring staff mutually perpendicular of first amesdial 4 and second amesdial 9.

As shown in fig. 4, the bearing detection device further comprises a rotating device 10, the rotating device 10 comprises a rotating shaft 1002, a fixed housing 1001 and a mounting foot 1003, the bearing 6 to be detected is fixedly arranged on the rotating shaft 1002, the rotating shaft 1002 is rotatably connected to the fixed housing 1002 through the rotating bearing, the rotating device 10 passes through the base plate 1 and is fixed on the ground through the mounting foot 1003, and the rotating device 10 is not in contact with the base plate 1. The top of the rotating shaft 1002 is provided with threads, the threads are matched with the locking ring 5, an installation boss is arranged at the middle shaft section, the bearing 6 to be detected is installed above the installation boss and fixed through the locking ring 5, the bearing is rotatably installed below the installation boss, and the motor 11 is installed at the bottom of the rotating shaft 1002.

The buffer device 3 comprises a cylinder 302, a connecting shaft 3022 coaxial with the cylinder 302 is arranged in the cylinder 302, a spring 3023 is arranged on the connecting shaft 3022, the top end of the connecting shaft 3022 is fixedly connected with the contact plate 301, and the bottom is fixedly connected with the probe 303.

As shown in fig. 5, the probe 303 is in contact with the horizontal end surface of the bearing 6 to be measured, and the measuring bar of the second dial indicator 9 is in contact with the vertical end surface of the outer ring of the bearing 6 to be measured.

As shown in fig. 6, the front surface of the mounting block 8 is provided with a first through hole 801, the side surface of the mounting block is provided with a second through hole 802, an elastic bushing 12 is installed in the first through hole 801, a screw 13 is connected in the second through hole 802 in a threaded manner, after a measuring rod of the second dial indicator 9 is placed in the elastic bushing 12, the screw 13 is screwed down to squeeze the elastic bushing 12, the second dial indicator 9 is fixed on the mounting block 8, and the first dial indicator 4 is fixed on a bracket in the same manner.

The working process of the utility model comprises the following steps: when the detection is started, the measuring rod of the first dial indicator 4 is contacted with the contact plate 301, the probe 303 is contacted with the horizontal end surface of the bearing 6 to be detected, the sliding mounting block 8 enables the measuring rod of the second dial indicator 9 to be contacted with the vertical end surface of the outer ring of the bearing 6 to be detected, the motor is started to rotate through the control switch 7, the bearing 6 to be detected is driven to rotate, and the axial runout and the radial runout of the bearing are continuously displayed on the first dial indicator 4 and the second dial indicator 9.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The bearing detection device comprises a bottom plate, wherein a support is fixedly arranged at the rear end of the bottom plate, a buffer device is vertically and downwards arranged on the support, a probe is arranged at the bottom of the buffer device, a horizontal contact plate is arranged at the top of the buffer device, the probe is in contact with the horizontal end face of a bearing to be detected, the contact plate is in contact with a measuring rod of a first dial indicator, the first dial indicator is vertically and upwards arranged on the support, an installation block is slidably arranged at the left end of the bottom plate, a second dial indicator is fixedly arranged on the installation block through an elastic bushing, the measuring rod of the second dial indicator is in contact with the vertical end face of an outer ring of the bearing to be detected, and the measuring rods of the first dial indicator and the second dial indicator are mutually perpendicular;

the bearing detection device further comprises a rotating device, the rotating device comprises a rotating shaft, a fixed shell and mounting feet, the bearing to be detected is fixedly arranged on the rotating shaft, the rotating shaft is rotationally connected to the fixed shell through the bearing, the rotating device penetrates through the bottom plate and is fixed on the ground through the mounting feet, and the rotating device is not in contact with the bottom plate.

2. The bearing detection device according to claim 1, wherein the buffer device comprises a cylinder, a connecting shaft coaxial with the cylinder is arranged in the cylinder, a spring is arranged on the connecting shaft, the top end of the connecting shaft is fixedly connected with the contact plate, and a probe is fixedly connected with the bottom of the connecting shaft.

3. The bearing detection device according to claim 1, wherein the mounting block is provided with a first through hole on the front surface and a second through hole on the side surface, the first through hole is internally provided with an elastic bushing, and the second through hole is internally connected with a screw in a threaded manner.

4. The bearing detection device according to claim 1, wherein the top end of the rotating shaft is provided with threads, locking rings are mounted on the threads in a matched mode, a mounting boss is arranged at the middle shaft section, a bearing to be detected is mounted above the mounting boss, a rotating bearing is rotatably mounted below the mounting boss, and a motor is mounted at the bottom end of the rotating shaft.