Test device for combined bidirectional thrust angular contact ball bearing

Abstract

The utility model relates to the field of bearing detection equipment, in particular to a combined type bidirectional thrust angular contact ball bearing test device, which comprises a fixed seat, a mounting through hole capable of accommodating a bearing is arranged on the side wall of the fixed seat, the bearing is placed in the mounting through hole of the fixed seat, the bearing comprises an inner ring and an outer ring, and the inner ring and the outer ring are arranged on the fixed seat. A connecting part is arranged on the inner ring, the connecting part is connected with one end of a shaft, and the other end of the shaft is connected with a loading block. By adopting the structure, the shear load performance of the combined bidirectional thrust angular contact ball bearing can be tested, the operation is simple, and the use is convenient.

Description

Technical Field

[0001] The utility model relates to the field of bearing detection equipment, in particular to the technical field of a combined bidirectional thrust angular contact ball bearing test device. Background Art

[0002] The outer ring structure of the designed combined bidirectional thrust angular contact ball bearing has a first outer ring, and the inner ring structure is also non-standard. This bearing is only subjected to instantaneous shear force during application. In order to test the performance of the bearing under shear load, a test device is designed. Utility Model Content

[0003] The utility model aims to overcome the above technical defects and provides a test device for a combined bidirectional thrust angular contact ball bearing, which can test the shear load performance borne by the bearing.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A test device for a combined bidirectional thrust angular contact ball bearing comprises a fixed seat, a side wall of the fixed seat is provided with a mounting through hole capable of accommodating a bearing, the bearing is placed in the mounting through hole of the fixed seat, the bearing comprises an inner ring and an outer ring, a connecting portion is provided on the inner ring, the connecting portion is connected to one end of a shaft, and the other end of the shaft is connected to a loading block.

[0006] Furthermore, the shaft is located outside the fixing seat.

[0007] Furthermore, it also includes a tensioning screw and a gasket. The shaft is provided with a screw hole matching the tensioning screw. The gasket is sleeved on the tensioning screw. The tensioning screw passes through the inner ring and is screwed into the screw hole of the shaft.

[0008] Furthermore, a groove matching the connecting portion is provided on the shaft.

[0009] Furthermore, a mounting hole is provided on the connecting portion, a positioning hole is provided at a position of the shaft close to the mounting hole, and a latch connects the positioning hole and the mounting hole.

[0010] Furthermore, the outer ring is composed of a second outer ring and a first outer ring, the first outer ring is in a flat plate shape, the second outer ring is close to the connecting portion, and the first outer ring is far away from the connecting portion.

[0011] Furthermore, the first outer ring contacts a side wall of the fixing seat having the mounting through hole.

[0012] Furthermore, the first outer ring is fixed on the fixing seat by means of a screw and a nut.

[0013] Furthermore, the bearing is a combined bidirectional thrust angular contact ball bearing.

[0014] The structure of the combined bidirectional thrust angular contact ball bearing mentioned in the utility model can be obtained by adopting the structure recorded in Chinese invention CN219605822U.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] By adopting the above structure, the shear load performance of the combined bidirectional thrust angular contact ball bearing can be tested, and the operation is simple and the use is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] in:

[0019] Figure 1 It is the schematic diagram of the test device structure;

[0020] Figure 2 This is a schematic diagram of the loading block structure;

[0021] In the figure: 1 is a loading block, 2 is a shaft, 3 is a tightening screw, 4 is a bearing, 5 is a gasket, 6 is a fixing seat, 7 is a connecting part, 8 is an inner ring, 9 is an outer ring, 10 is a first outer ring; 11 is a mounting hole; 12 is a positioning hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0023] like Figure 1 , Figure 2 As shown, a test device for a combined bidirectional thrust angular contact ball bearing includes a fixed seat 6, a side wall of which is provided with a mounting hole capable of accommodating a bearing 4, the bearing 4 is placed in the mounting hole of the fixed seat 6, the bearing 4 includes an inner ring 8 and an outer ring 9, the inner ring 8 is provided with a connecting portion 7, the connecting portion 7 is connected to one end of a shaft 2, and the other end of the shaft 2 is connected to a loading block 1.

[0024] Furthermore, the shaft 2 is located outside the fixing seat.

[0025] Furthermore, it also includes a tensioning screw 3 and a gasket 5. The shaft 2 is provided with a screw hole matching the tensioning screw 3. The gasket 5 is sleeved on the tensioning screw 3. The tensioning screw 3 passes through the inner ring 8 and is screwed into the screw hole of the shaft 2.

[0026] Furthermore, a groove matching the connecting portion 7 is provided on the shaft 2 .

[0027] Furthermore, a mounting hole 11 is provided on the connecting portion 7, a positioning hole 12 is provided at a position of the shaft close to the mounting hole 11, and a latch connects the positioning hole 12 and the mounting hole 11.

[0028] Furthermore, the outer ring 9 is composed of a second outer ring and a first outer ring 10 , the first outer ring 10 is in a flat plate shape, the second outer ring is close to the connecting portion 7 , and the first outer ring 10 is far away from the connecting portion 7 .

[0029] Furthermore, the first outer ring 10 contacts the side wall of the fixing seat 6 having the mounting through hole.

[0030] Furthermore, the first outer ring 10 is fixed on the fixing seat 6 by means of a screw and a nut.

[0031] Furthermore, the bearing 4 is a combined bidirectional thrust angular contact ball bearing.

[0032] During the test, first install the shaft 2 on the connection part 7 of the inner ring of the bearing 4, then put the gasket 5 on the tightening screw 3, and screw the tightening screw 3 into the shaft 2. At this time, the pin can be inserted into the positioning hole 12 of the shaft 2 to improve the stability of the test device. Then install the components just installed at the mounting through hole of the fixing seat 6, and fix the first outer ring of the bearing 4 on the fixing seat 6 with a screw and a nut. Finally, put the loading block 1 on the shaft 2, adjust it to the fixed position, and then load the loading block 1, so that the bearing 4 is subjected to the shear force, thereby completing the test of the shear load performance of the bearing 4.

[0033] It should be noted that all directional indications in the embodiments of the present application (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0034] In addition, the descriptions of "first", "second", etc. in this application are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0035] The above disclosure is only the preferred embodiment of the present application, which certainly cannot be used to limit the scope of rights of the present application. Therefore, equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A test device for a combined bidirectional thrust angular contact ball bearing, characterized in that: It includes a fixed seat, a side wall of which is provided with a mounting hole capable of accommodating a bearing, the bearing is placed in the mounting hole of the fixed seat, the bearing includes an inner ring and an outer ring, the inner ring is provided with a connecting portion, the connecting portion is connected to one end of the shaft, and the other end of the shaft is connected to the loading block.

2. A test device for a combined bidirectional thrust angular contact ball bearing according to claim 1, characterized in that: The shaft is located outside the fixing seat.

3. A test device for a combined bidirectional thrust angular contact ball bearing according to claim 1, characterized in that: It also includes a tightening screw and a gasket. The shaft is provided with a screw hole matching the tightening screw. The gasket is sleeved on the tightening screw. The tightening screw passes through the inner ring and is screwed into the screw hole of the shaft.

4. A test device for a combined bidirectional thrust angular contact ball bearing according to claim 1, characterized in that: A groove matching the connecting part is arranged on the shaft.

5. A test device for a combined bidirectional thrust angular contact ball bearing according to claim 4, characterized in that: The connecting portion is provided with a mounting hole, a positioning hole is provided at a position of the shaft close to the mounting hole, and a latch connects the positioning hole and the mounting hole.

6. A test device for a combined bidirectional thrust angular contact ball bearing according to claim 1, characterized in that: The outer ring is composed of a second outer ring and a first outer ring, the first outer ring is in a flat plate shape, the second outer ring is close to the connecting portion, and the first outer ring is far away from the connecting portion.

7. A test device for a combined bidirectional thrust angular contact ball bearing according to claim 6, characterized in that: The first outer ring contacts the side wall of the fixing seat having the mounting through hole.

8. A test device for a combined bidirectional thrust angular contact ball bearing according to claim 6, characterized in that: The first outer ring is fixed on the fixing seat by means of a screw rod and a nut.

9. A test device for a combined bidirectional thrust angular contact ball bearing according to claim 1, characterized in that: The bearing is a combined double-direction thrust angular contact ball bearing.

Images