Cavity flatness adjusting device of oil seal rotation testing machine

Abstract

The utility model discloses an oil seal rotation testing machine cavity flatness adjusting device which comprises a testing cavity, the testing cavity is matched with a rotation main shaft, the testing cavity is installed on a supporting assembly, and the supporting assembly comprises a front supporting seat, a supporting shaft rod, a rear supporting seat and an adjustable supporting seat. The test cavity is installed on the supporting shaft rod, one end of the supporting shaft rod is connected to the front supporting seat, the other end of the supporting shaft rod is connected to the rear supporting seat, the front supporting seat is installed on the adjustable supporting seat, and the adjustable supporting seat can longitudinally adjust the height so as to adjust the planeness of the test cavity and the rotating main shaft. According to the mode, the cavity flatness adjusting device of the oil seal rotation testing machine adopts the adjustable supporting seat, so that the flatness of the testing cavity and the flatness of the rotating main shaft can be adjusted, the flatness of the rotating main shaft and the flatness of the testing cavity are parallel, the testing cavity meets the specified flatness requirement, and it is ensured that an oil seal cannot deviate after being installed; the reliability of the durability test is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of oil seal testing, in particular to a cavity flatness adjustment device for an oil seal rotary testing machine. Background Art

[0002] Oil seal is a mechanical component used to seal oil. Its main function is to prevent the internal liquid from flowing out and the external dirt from entering. Specifically, oil seal is a device that separates the parts that need lubrication from the output parts in the transmission parts to prevent the leakage of lubricating oil. It is widely used in mechanical equipment such as gearboxes and hydraulic cylinders, and is an indispensable part of rotating and moving parts.

[0003] In the oil seal industry, some oil seals need to undergo oil seal durability tests. By simulating the actual working conditions of the oil seals for a long time, we can have a specific understanding of the actual performance of the oil seals.

[0004] When conducting the oil seal durability rotation test, the oil seal will be subjected to various limit tests. At the same time, in the early stage of test equipment assembly, the flatness of the test cavity and the rotating spindle needs to be corrected. Currently, an integrated test cavity is used, which cannot be adjusted, resulting in the flatness not being guaranteed. If the flatness is not adjusted properly, the oil seal will be offset after installation, affecting the test results. Utility Model Content

[0005] The technical problem mainly solved by the utility model is to provide a cavity flatness adjustment device for an oil seal rotation testing machine, which adopts an adjustable support seat and can adjust the flatness of the test cavity and the rotating spindle by adjusting the height of the support seat, so that the rotating spindle and the test cavity flatness are parallel, so that the test cavity meets the specified flatness requirement, ensures that the oil seal will not be offset after installation, and ensures the reliability of the durability test.

[0006] In order to solve the above technical problems, a technical solution adopted by the utility model is: to provide a cavity flatness adjustment device for an oil seal rotary testing machine, comprising a test cavity for oil seal installation, wherein the test cavity is configured to cooperate with a rotating spindle.

[0007] The test cavity is installed on a support assembly, which includes a front support seat, a support shaft rod, a rear support seat and an adjustable support seat. The two opposite outer sides of the test cavity are arranged to be installed on the support shaft rod, one end of the support shaft rod is connected to the front support seat, and the other end of the support shaft rod is connected to the rear support seat.

[0008] The front support seat is mounted on an adjustable support seat, and the adjustable support seat is configured to be able to adjust the height longitudinally to adjust the flatness of the test cavity and the rotating spindle.

[0009] In a preferred embodiment of the present invention, the test cavity is arranged in a circular ring shape, and the central axis of the test cavity and the rotating main shaft are both arranged horizontally.

[0010] In a preferred embodiment of the present invention, two opposite outer sides of the test cavity are provided with connecting through holes extending from the first end to the second end, and the inner diameter of the connecting through hole is set to match the outer diameter of the supporting shaft rod.

[0011] In a preferred embodiment of the present invention, the support shaft rod passes through the connecting through hole, and the front and rear ends of the support shaft rod are respectively locked in the mounting holes of the front support seat and the rear support seat.

[0012] In a preferred embodiment of the present invention, the front support seat is arranged in an inverted T shape, and the adjustable support seat is arranged in an I shape.

[0013] In a preferred embodiment of the utility model, the top end of the adjustable support seat is provided with a mounting groove that cooperates with the bottom end of the front support seat, the bottom end of the front support seat is fitted into the mounting groove, and then the front support seat and the adjustable support seat are locked and connected by a locking piece.

[0014] In a preferred embodiment of the present invention, hollow adjustment screws are installed at the four end corners of the bottom end of the adjustable support seat, and the height of the adjustable support seat can be adjusted by rotating the hollow adjustment screws.

[0015] In a preferred embodiment of the present invention, a fixing screw is connected to the hollow adjusting screw to fix the position.

[0016] The beneficial effects of the utility model are as follows: an adjustable support seat is adopted, and the flatness of the test cavity and the rotating spindle is adjusted by adjusting the height of the support seat, so that the rotating spindle and the flatness of the test cavity are parallel, so that the test cavity meets the specified flatness requirements, ensuring that the oil seal will not be offset after installation, and ensuring the reliability of the durability test. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0018] Figure 1 It is a structural schematic diagram of a preferred embodiment of a cavity flatness adjustment device for an oil seal rotary testing machine according to the background technology;

[0019] Figure 2It is a structural schematic diagram of a preferred embodiment of the test chamber of the utility model;

[0020] Figure 3 It is a structural schematic diagram of a preferred embodiment of the cavity flatness adjustment device of the oil seal rotary testing machine of the utility model;

[0021] The markings of the components in the accompanying drawings are as follows:

[0022] 1. Front support seat, 2. Adjustable support seat, 2-1. Mounting groove, 3. Hollow adjustment screw, 4. Fixing screw, 5. Support shaft rod, 6. Rear support seat, 7. Test chamber, 7-1. Connecting through hole, 8. Rotating spindle. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] The utility model relates to a preferred embodiment of a cavity flatness adjustment device of an oil seal rotary testing machine.

[0026] See also Figures 2 to 3 A cavity flatness adjustment device for an oil seal rotary testing machine comprises a test cavity 7 for oil seal installation, wherein the test cavity 7 is configured to cooperate with a rotating spindle 8, the test cavity 7 is arranged in a circular ring shape, and the central axes of the test cavity 7 and the rotating spindle 8 are both arranged horizontally.

[0027] In an exemplary embodiment, the test chamber 7 is mounted on a support assembly, which includes a front support seat 1 , a support shaft rod 5 , a rear support seat 6 and an adjustable support seat 2 .

[0028] The two opposite outer sides of the test cavity 7 are configured to be mounted on the support shaft rod 5. Specifically, the two opposite outer sides of the test cavity 7 are provided with a connecting through hole 7-1 extending from the first end to the second end, and the inner diameter of the connecting through hole 7-1 is configured to match the outer diameter of the support shaft rod 5, and the support shaft rod 5 passes through the connecting through hole 7-1.

[0029] Furthermore, one end of the support shaft rod 5 is connected to the front support seat 1, and the other end of the support shaft rod 5 is connected to the rear support seat 6. The front and rear ends of the support shaft rod 5 are respectively locked in the mounting holes of the front support seat 1 and the rear support seat 6.

[0030] Preferably, the support shaft rod 5 is a chrome-plated shaft rod, and the front support seat 1 and the rear support seat 6 are chrome-plated support seats.

[0031] In an exemplary embodiment, the front support seat 1 is mounted on an adjustable support seat 2 , and the adjustable support seat 2 is configured to be able to adjust the height longitudinally to adjust the flatness of the test cavity 7 and the rotating spindle 8 .

[0032] Furthermore, the front support seat 1 is arranged in an inverted T shape, the adjustable support seat 2 is arranged in an I shape, and the top end of the adjustable support seat 2 is provided with a mounting groove 2-1 that cooperates with the bottom end of the front support seat 1. The bottom end of the front support seat 1 is fitted into the mounting groove 2-1, and then the front support seat 1 and the adjustable support seat 2 are locked and connected by a locking member.

[0033] Furthermore, hollow adjustment screws 3 are installed at four end corners of the bottom end of the adjustable support base 2. The height of the adjustable support base 2 can be adjusted by rotating the hollow adjustment screws 3. The hollow adjustment screws 3 are connected with fixing screws 4 to fix the position.

[0034] The hollow adjusting screw 3 can be used in situations where the height or position needs to be adjusted. The height can be adjusted by rotating the hollow adjusting screw 3 to change its effective length.

[0035] The adjustment process of the cavity flatness adjustment device of the utility model oil seal rotary testing machine is:

[0036] Insert the hollow adjusting screw 3 into the preset threaded holes at the four end corners of the bottom end of the adjustable support seat 2 to ensure that the hollow adjusting screw 3 can rotate steadily;

[0037] Use a tool to rotate the hollow adjustment screw 3 in a direction that matches the direction to be adjusted, and rotate the hollow adjustment screw 3 to move the adjustable support seat 2 connected to the hollow adjustment screw 3 upward or downward to adjust the flatness of the test cavity 7 and the rotating spindle 8, so that the rotating spindle 8 and the test cavity 7 are parallel in flatness;

[0038] When the adjustable support seat 2 reaches the required height, that is, the flatness adjustment requirement is achieved, the fixing screw 4 is assembled on the hollow adjustment screw 3 to further prevent rotation or movement, thereby achieving position fixation.

[0039] The beneficial effects of the cavity flatness adjustment device of the utility model for oil seal rotary testing machine are:

[0040] An adjustable support seat is used. The flatness of the test chamber and the rotating spindle is adjusted by adjusting the height of the support seat, so that the rotating spindle and the test chamber are parallel and the test chamber meets the specified flatness requirement, ensuring that the oil seal will not deviate after installation and ensuring the reliability of the durability test.

[0041] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A cavity flatness adjustment device for an oil seal rotary testing machine, characterized in that: include: a test chamber for oil seal installation, the test chamber being configured to cooperate with a rotating spindle, The test cavity is installed on a support assembly, which includes a front support seat, a support shaft rod, a rear support seat and an adjustable support seat. The two opposite outer sides of the test cavity are arranged to be installed on the support shaft rod, one end of the support shaft rod is connected to the front support seat, and the other end of the support shaft rod is connected to the rear support seat. The front support seat is mounted on an adjustable support seat, and the adjustable support seat is configured to be able to adjust the height longitudinally to adjust the flatness of the test cavity and the rotating spindle.

2. The cavity flatness adjustment device of the oil seal rotation testing machine according to claim 1, characterized in that: The test cavity is arranged in a circular ring shape, and the central axis of the test cavity and the rotating main shaft are both arranged horizontally.

3. The cavity flatness adjustment device of the oil seal rotation testing machine according to claim 1, characterized in that: Two opposite outer sides of the test cavity are provided with connecting through holes penetrating from the first end to the second end, and the inner diameter of the connecting through hole is set to match the outer diameter of the supporting shaft rod.

4. The cavity flatness adjustment device of the oil seal rotation testing machine according to claim 3 is characterized in that: The support shaft rod passes through the connecting through hole, and the front and rear ends of the support shaft rod are respectively locked in the mounting holes of the front support seat and the rear support seat.

5. The cavity flatness adjustment device of the oil seal rotation testing machine according to claim 1, characterized in that: The front support seat is arranged in an inverted T shape, and the adjustable support seat is arranged in an I shape.

6. The cavity flatness adjustment device of the oil seal rotation testing machine according to claim 5, characterized in that: The top end of the adjustable support seat is provided with a mounting groove that matches with the bottom end of the front support seat. The bottom end of the front support seat is fitted into the mounting groove, and then the front support seat is locked and connected with the adjustable support seat through a locking piece.

7. The cavity flatness adjustment device of the oil seal rotation testing machine according to claim 1, characterized in that: The four end corners of the bottom end of the adjustable support seat are equipped with hollow adjustment screws, and the height of the adjustable support seat can be adjusted by rotating the hollow adjustment screws.

8. The cavity flatness adjustment device of the oil seal rotation testing machine according to claim 7, characterized in that: The hollow adjusting screw is connected with a fixing screw to fix the position.

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