Spherical roller bearing rotation test equipment

Abstract

The utility model discloses a spherical roller bearing rotation test device which comprises a bottom plate. The outer shaft fixing assembly is fixedly mounted at the top of the bottom plate; the outer surface of the bearing main body is detachably connected with the outer shaft fixing assembly; the rotation testing assembly is arranged at the top of the bottom plate, and the inner surface of the bearing body is detachably connected with the rotation testing assembly; the rotation testing assembly comprises a cross, a fixed cylinder, a sliding cylinder, a first motor, a lead screw, a connecting rod, a supporting frame, a connecting rod, a second supporting column and a second motor, one end of the fixed cylinder is fixedly connected with one side of the cross, the inner surface of the sliding cylinder is slidably connected with the outer surface of the fixed cylinder, and the first motor is installed at one end of the sliding cylinder. According to the scheme, the bottom plate, the outer shaft fixing assembly, the bearing body and the rotation testing assembly are arranged, through the structure, bearings with different radius sizes can be tested, and the application range of equipment is widened.

Description

TECHNICAL FIELD

[0001] The utility model relates to test equipment technical field, more specifically, the utility model relates to a spherical roller bearing rotation test equipment. BACKGROUND

[0002] Bearing rotation test equipment is an important tool for detecting bearing performance and quality, mainly used for evaluating bearing performance under actual working conditions. These devices can help manufacturers ensure that their products meet standards and can meet customer usage requirements.

[0003] But its in actual use, still some shortcomings, such as: bearing rotation test equipment through the inner shaft and outer shaft fixed again rotation, and the existing bearing rotation test equipment is usually only for one type of bearing test, cannot adapt to different radius size bearing, there is certain limitation in use.

[0004] Therefore, a spherical roller bearing rotation test equipment is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to overcome the above-mentioned defects of the prior art, the embodiments of the utility model provide a spherical roller bearing rotation test equipment to solve the problem that the bearing rotation test equipment of the prior art usually only tests one type of bearing, cannot adapt to bearings of different radius sizes and has certain limitations in use.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a spherical roller bearing rotation test equipment, comprising

[0007] The bottom plate is fixedly connected with the outer shaft fixing assembly.

[0008] The outer shaft fixing assembly is fixedly installed on the top of the bottom plate.

[0009] The bearing body is detachably connected with the outer shaft fixing assembly.

[0010] The rotation test assembly is arranged on the top of the bottom plate, and the inner surface of the bearing body is detachably connected with the rotation test assembly.

[0011] The rotating test assembly comprises a cross, a fixed cylinder, a sliding cylinder, a first motor, a lead screw, a connecting rod, a support frame, a connecting rod, a second support column and a second motor, one end of the fixed cylinder is fixedly connected with one side of the cross, the inner surface of the sliding cylinder is slidably connected with the outer surface of the fixed cylinder, the first motor is installed at one end of the sliding cylinder, one end of the lead screw is fixedly connected with the driving shaft of the first motor, the outer surface of the lead screw is threadedly connected with the inside of the fixed cylinder, one end of the connecting rod is rotatably connected with the outer surface of the sliding cylinder, the other end of the connecting rod is rotatably connected with the outer surface of the support frame, the side surface of the support frame is slidably connected with the inside of the cross, the outer surface of the support frame is detachably connected with the inner surface of the bearing body, one end of the connecting rod is fixedly connected with the center of the cross, the outer surface of the connecting rod is rotatably connected with the inside of the second support column, the bottom end of the second support column is fixedly connected with the top of the bottom plate, the driving shaft of the second motor is fixedly connected with the end of the connecting rod away from the cross, and the second motor is fixedly installed at the top end of the second support column.

[0012] The outer shaft fixing assembly comprises a first support column, an electric push rod and a clamping plate, the bottom end of the first support column is fixedly connected with the top of the bottom plate, one end of the electric push rod is fixedly connected with the top of the first support column, the clamping plate is fixedly installed at the end of the electric push rod away from the first support column, and one side of the clamping plate is detachably connected with the outer surface of the bearing body.

[0013] The vibration test assembly is arranged on the top of the bottom plate.

[0014] The vibration test assembly comprises a hydraulic rod, a vibration tester and a control terminal, the bottom end of the hydraulic rod is fixedly connected with the top of the bottom plate, the vibration tester is fixedly installed at the top of the hydraulic rod, the control terminal is installed on the top of the bottom plate, and the control terminal is electrically connected with the vibration tester.

[0015] The beneficial effects of the above technical scheme of the utility model are as follows:

[0016] In the above scheme, the bottom plate, the outer shaft fixing assembly, the bearing body and the rotating test assembly are arranged, the bearing is arranged on the outer surface of the rotating test assembly, the first motor is started, the lead screw is driven by the first motor to rotate in the fixed cylinder, so that the sliding cylinder slides on the fixed cylinder, the sliding cylinder drives the support frame to slide in the cross through the connecting rod, the support frame supports the bearing, the electric push rod is started to drive the clamping plate to clamp the bearing, and finally the second motor is started to drive the bearing to rotate through the connecting rod for testing.

[0017] The vibration test assembly is arranged, when the bearing rotates, the hydraulic rod is started, the hydraulic rod drives the vibration tester to contact the outside of the bearing, so that the vibration data is measured, and the vibration tester sends the data to the control terminal, through the above structure, the vibration decibels of the bearing are measured under the condition that the bearing rotates at high speed, so that the precision of the bearing is tested. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is an overall structure schematic view of the utility model;

[0019] Figure 2 It is a connecting rod, a second support column and a motor structure schematic view of the utility model;

[0020] Figure 3 It is a rotation test assembly structure schematic view of the utility model;

[0021] Figure 4 It is an outer shaft fixing assembly structure schematic view of the utility model;

[0022] Figure 5 It is a vibration test assembly structure schematic view of the utility model.

[0023] [REFERENCE NUMERALS]

[0024] 1, bottom plate;

[0025] 2, outer shaft fixing assembly; 21, first support column; 22, electric push rod; 23, clamping plate;

[0026] 3, bearing main body;

[0027] 4, rotation test assembly; 41, cross; 42, fixed cylinder; 43, sliding cylinder; 44, first motor; 45, screw rod; 46, connecting rod; 47, support frame; 48, connecting rod; 49, second support column; 410, second motor;

[0028] 5, vibration test assembly; 51, hydraulic rod; 52, vibration tester; 53, control terminal. DETAILED DESCRIPTION

[0029] In order to make the technical problems, technical schemes and advantages to be solved by the utility model more clear, specific embodiments will be described in detail below with reference to the drawings.

[0030] As shown in the accompanying Figure 1 to the accompanying Figure 5 The embodiment of the utility model provides a spherical roller bearing rotation test equipment, which comprises

[0031] Bottom plate 1;

[0032] Outer shaft fixing assembly 2 is fixedly installed on the top of bottom plate 1;

[0033] The outer surface of the bearing body 3 is detachably connected with the outer shaft fixing assembly 2.

[0034] The rotating test assembly 4 is arranged on the top of the bottom plate 1, and the inner surface of the bearing body 3 is detachably connected with the rotating test assembly 4.

[0035] The rotating test assembly 4 comprises a cross 41, a fixed cylinder 42, a sliding cylinder 43, a first motor 44, a lead screw 45, a connecting rod 46, a support frame 47, a connecting rod 48, a second support column 49, a second motor 410, one end of the fixed cylinder 42 is fixedly connected with one side of the cross 41, the inner surface of the sliding cylinder 43 is slidably connected with the outer surface of the fixed cylinder 42, the first motor 44 is installed at one end of the sliding cylinder 43, one end of the lead screw 45 is fixedly connected with the driving shaft of the first motor 44, the outer surface of the lead screw 45 is threadedly connected with the inner portion of the fixed cylinder 42, one end of the connecting rod 46 is rotatably connected with the outer surface of the sliding cylinder 43, the other end of the connecting rod 46 is rotatably connected with the outer surface of the support frame 47, the side surface of the support frame 47 is slidably connected with the inner portion of the cross 41, the outer surface of the support frame 47 is detachably connected with the inner surface of the bearing body 3, one end of the connecting rod 48 is fixedly connected with the center of the cross 41, the outer surface of the connecting rod 48 is rotatably connected with the inner portion of the second support column 49, the bottom end of the second support column 49 is fixedly connected with the top of the bottom plate 1, the driving shaft of the second motor 410 is fixedly connected with the end of the connecting rod 48 away from the cross 41, and the second motor 410 is fixedly installed at the top end of the second support column 49.

[0036] The outer shaft fixing assembly 2 comprises a first support column 21, an electric push rod 22 and a clamping plate 23, the bottom end of the first support column 21 is fixedly connected with the top of the bottom plate 1, one end of the electric push rod 22 is fixedly connected with the top of the first support column 21, the clamping plate 23 is fixedly installed at the end of the electric push rod 22 away from the first support column 21, and one side of the clamping plate 23 is detachably connected with the outer surface of the bearing body 3.

[0037] The vibration test assembly 5 is arranged on the top of the bottom plate 1.

[0038] The vibration test assembly 5 comprises a hydraulic rod 51, a vibration tester 52 and a control terminal 53, the bottom end of the hydraulic rod 51 is fixedly connected with the top of the bottom plate 1, the vibration tester 52 is fixedly installed at the top of the hydraulic rod 51, the control terminal 53 is installed on the top of the bottom plate 1, and the control terminal 53 is electrically connected with the vibration tester 52.

[0039] The support frame 47 is wrapped with a circular-arc-shaped rubber pad, which can increase the stability with the bearing inner shaft; the second motor 410 is a servo motor, which can control the rotating speed to reach the required rotating speed for bearing test.

[0040] The working process of the utility model is as follows: the bearing is placed on the outer surface of the rotation test assembly 4, the No. 1 motor 44 is started, the lead screw 45 is driven to rotate in the fixed cylinder 42, so that the sliding cylinder 43 slides on the fixed cylinder 42, the sliding cylinder 43 makes the support frame 47 slide inside the cross 41 through the connecting rod 46, the support frame 47 supports the inside of the bearing, then the electric push rod 22 is started to drive the clamping plate 23 to clamp the outside of the bearing, finally the No. 2 motor 410 is started, the No. 2 motor 410 drives the bearing to rotate through the connecting rod 48 to test;

[0041] When the bearing rotates, the hydraulic rod 51 is started, the hydraulic rod 51 drives the vibration tester 52 to contact the outside of the bearing, so that the vibration data is measured, and the vibration tester 52 sends the data to the control terminal 53.

[0042] Finally, the following points should be noted: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "installation", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0043] Secondly: the utility model discloses the embodiment of the drawings, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other;

[0044] Finally: the above only for the preferred embodiment of the utility model has, and does not limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A spherical roller bearing rotation testing device, characterized in that, include Base plate (1); An outer shaft fixing assembly (2) is fixedly installed on the top of the base plate (1); The bearing body (3) has an outer surface that is detachably connected to the outer shaft fixing assembly (2); Rotation test assembly (4), the rotation test assembly (4) is set on the top of the base plate (1), and the inner surface of the bearing body (3) is detachably connected to the rotation test assembly (4); The rotation test assembly (4) includes a cross (41), a fixed cylinder (42), a sliding cylinder (43), a first motor (44), a lead screw (45), a connecting rod (46), a support frame (47), a connecting rod (48), a second support column (49), and a second motor (410). One end of the fixed cylinder (42) is fixedly connected to one side of the cross (41). The inner surface of the sliding cylinder (43) is slidably connected to the outer surface of the fixed cylinder (42). The first motor (44) is installed at one end of the sliding cylinder (43). One end of the lead screw (45) is fixedly connected to the drive shaft of the first motor (44). The outer surface of the lead screw (45) is threadedly connected to the inside of the fixed cylinder (42). One end of the connecting rod (46) is connected to the sliding cylinder (410). 3) The outer surface of the connecting rod (46) is rotatably connected to the outer surface of the support frame (47). The side of the support frame (47) is slidably connected to the inside of the cross (41). The outer surface of the support frame (47) is detachably connected to the inner surface of the bearing body (3). One end of the connecting rod (48) is fixedly connected to the center of the cross (41). The outer surface of the connecting rod (48) is rotatably connected to the inside of the second support column (49). The bottom end of the second support column (49) is fixedly connected to the top of the base plate (1). The drive shaft of the second motor (410) is fixedly connected to the end of the connecting rod (48) away from the cross (41). The second motor (410) is fixedly installed at the top of the second support column (49).

2. The spherical roller bearing rotation testing equipment according to claim 1, characterized in that, The outer shaft fixing assembly (2) includes a first support column (21), an electric push rod (22), and a clamping plate (23). The bottom end of the first support column (21) is fixedly connected to the top of the base plate (1). One end of the electric push rod (22) is fixedly connected to the top of the first support column (21). The clamping plate (23) is fixedly installed at the end of the electric push rod (22) away from the first support column (21). One side of the clamping plate (23) is detachably connected to the outer surface of the bearing body (3).

3. The spherical roller bearing rotation testing equipment according to claim 1, characterized in that, It also includes a vibration testing assembly (5), which is disposed on top of the base plate (1).

4. The spherical roller bearing rotation testing equipment according to claim 3, characterized in that, The vibration testing assembly (5) includes a hydraulic rod (51), a vibration tester (52), and a control terminal (53). The bottom end of the hydraulic rod (51) is fixedly connected to the top of the base plate (1). The vibration tester (52) is fixedly installed on the top of the hydraulic rod (51). The control terminal (53) is installed on the top of the base plate (1) and is electrically connected to the vibration tester (52).

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