CN214149221U - Testing tool for angle sensor - Google Patents

Abstract

The utility model provides an angle sensor's test fixture, angle sensor's test fixture includes: testing the shaft; the testing base is sleeved on the testing shaft and comprises a limiting plate for fixing a stator of the angle sensor; and the test gland is sleeved on the test shaft and used for fixing the rotor of the angle sensor. The application provides an angle sensor's test fixture, has solved the technical problem that lacks angle sensor's precision test structure among the prior art.

Description

Testing tool for angle sensor

Technical Field

The application relates to the field of angle sensor measuring equipment, in particular to a test tool of an angle sensor.

Background

In the prior art, a precision test structure of an angle sensor is lacked. The precision can only be seen after the existing angle sensor is directly installed in equipment, and if the precision is unqualified, the assembly and disassembly are inconvenient, so that the use effect is influenced.

SUMMERY OF THE UTILITY MODEL

The main objective of this application provides an angle sensor's test fixture, aims at solving the technical problem that lacks angle sensor's precision test structure among the prior art.

In order to realize the above-mentioned purpose, this application provides an angle sensor's test fixture, angle sensor's test fixture includes:

testing the shaft;

the testing base is sleeved on the testing shaft and comprises a limiting plate for fixing a stator of the angle sensor;

and the test gland is sleeved on the test shaft and used for fixing the rotor of the angle sensor.

Optionally, in an embodiment of the present invention, the test fixture of the angle sensor further includes:

and the bearing assembly is sleeved on the test shaft, and the test base is connected with the test shaft through the bearing assembly.

Optionally, in an embodiment of the present invention, the bearing assembly includes:

the first bearing is sleeved on the testing shaft and arranged on one side of the limiting plate,

and the second bearing is sleeved on the test shaft and is arranged on the other side of the limiting plate.

Optionally, in an embodiment of the present invention, the bearing assembly further includes:

the first bearing cover is sleeved on the test shaft, and the lower end of the first bearing cover is connected with the first bearing;

and the second bearing gland is sleeved on the test shaft, and the upper end of the second bearing gland is connected with the second bearing.

Optionally, in an embodiment of the present invention, an end of the testing shaft away from the testing gland is provided with a thread;

the test fixture of the angle sensor further comprises:

the inner side wall of the round nut is provided with a thread matched with the testing shaft.

Alternatively, in an embodiment of the present invention,

one end of the test shaft, which is far away from the test gland, extends out of the test base and is connected with the round nut.

Optionally, in an embodiment of the present invention, the test fixture of the angle sensor further includes:

a housing gland connected with the edge of the test base.

Optionally, in an embodiment of the present invention, the test base is cylindrical.

In the technical scheme that this application provided, it is fixed through the test base angle sensor's stator, through the rotor of the fixed angle sensor of test gland, make angle sensor be in the space that encloses between test base, test axle and the test gland, accomplish angle sensor's precision test, can not only break away from the direct angle sensor that carries out the precision test of angle sensor of equipment, can also satisfy different models, not equidimension angle sensor.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a test tool for an angle sensor according to the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the test tool for an angle sensor according to the present invention;

fig. 3 is a schematic structural diagram of an embodiment of the testing tool of the angle sensor of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the embodiment of the present application are only used to explain the relative position relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, descriptions in this application as to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, technical solutions between the various embodiments of the present application may be combined with each other, but it must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should be considered to be absent and not within the protection scope of the present application.

As shown in fig. 1, fig. 2 and fig. 3, an embodiment of the present invention provides a test fixture for an angle sensor 10, the test fixture for the angle sensor includes:

a test shaft 1;

the testing base 2 is sleeved on the testing shaft 1, and the testing base 2 comprises a limiting plate for fixing a stator of the angle sensor 10;

and the test gland 3 is sleeved on the test shaft 1 and used for fixing the rotor of the angle sensor 10.

In the technical scheme adopted in this embodiment, the stator of the angle sensor 10 is fixed by the test base 2, and the rotor of the angle sensor 10 is fixed by the test gland 3, so that the angle sensor 10 is located in the space enclosed between the test base 2, the test shaft 1 and the test gland 3, the precision test of the angle sensor 10 is completed, the precision test can be directly performed on the angle sensor 10 by separating from the equipment, and the requirements of the angle sensors 10 of different models and different sizes can be met.

Specifically, the test gland 3 is fixed to the test shaft 1, and presses the angle sensor 10 to ensure the test accuracy. The test gland 3 and the angle sensor 10 are provided with small buckles, the small buckles can clamp a rotor of the angle sensor 10, and the rotor can be guaranteed to rotate synchronously with the test shaft 1. The testing shaft 1 and the electric induction type angle sensor 10 can adjust the rotor through the adjusting gasket, the position of the rotor is guaranteed, and the measuring precision is improved.

Further, referring to fig. 1, in an embodiment of the present invention, the test fixture of the angle sensor 10 further includes:

and the bearing assembly is sleeved on the test shaft 1, and the test base 2 is connected with the test shaft 1 through the bearing assembly.

In the technical scheme adopted by the embodiment, in order to optimize the structure, the bearing assembly is adopted in the embodiment, so that the using effect of the test shaft 1 is better, and the measurement precision is improved.

Further, referring to fig. 1, in an embodiment of the present invention, a bearing assembly includes:

a first bearing 41 sleeved on the test shaft 1, wherein the first bearing 41 is arranged at one side of the limit plate,

and the second bearing 42 is sleeved on the test shaft 1, and the second bearing 42 is arranged on the other side of the limiting plate.

In the technical scheme adopted by the embodiment, in order to further improve the precision and stability of the measuring angle sensor 10, the two bearings are respectively connected with the testing shaft 1, so that the concentricity of the testing base 2 and the testing shaft 1 is ensured, and the testing accuracy is ensured.

Further, referring to fig. 1, in an embodiment of the present invention, the bearing assembly further includes:

the first bearing gland 43 is sleeved on the test shaft 1, and the lower end of the first bearing gland is connected with the first bearing 41;

and a second bearing cover 44 sleeved on the test shaft 1, wherein the upper end of the second bearing cover is connected with the second bearing 42.

In the technical solution adopted in this embodiment, in order to facilitate the first bearing 41, a first bearing cover 43 is provided, and the first bearing 41 is pressed by the first bearing cover 43; to facilitate the second bearing 42, a second bearing cap 44 is provided, and the second bearing 42 is pressed with the second bearing cap 44.

Further, referring to fig. 1, in an embodiment of the present invention, the test fixture of the angle sensor 10 further includes:

a housing gland 5, the housing gland 5 being connected to the edge of the test base 2.

In the technical scheme adopted by the embodiment, the shell gland 5 is fixed at the edge of the test base 2, the electric induction type angle sensor 10 is arranged on the test base 2, the rotor of the electric induction type angle sensor 10 is connected with the test shaft 1 and is pressed by the test gland 3, and meanwhile, the shell of the electric induction type angle sensor 10 is pressed by the test base 2 by the shell gland 5.

Further, referring to fig. 1, in an embodiment of the present invention, a screw thread is disposed at an end of the testing shaft 1 away from the testing gland 3;

the test fixture of the angle sensor 10 further comprises:

the inner side wall of the round nut 6 is provided with threads matched with the test shaft 1.

One end of the test shaft 1, which is far away from the test gland 3, extends out of the test base 2 and is connected with the round nut 6.

In the technical scheme that this embodiment adopted, for the convenience be applicable to different models, not equidimension angle sensor 10, the one end of test gland 3 is kept away from to test axle 1, adopts round nut 6 to adjust the bearing clearance, makes the rotor that test gland 3 can fixed angle sensor 10, and test base 2 can fix angle sensor 10's stator to guarantee the result of use.

Further, referring to fig. 1, 2 and 3, in an embodiment of the present invention, the test base 2 is cylindrical.

In the technical scheme that this embodiment adopted, for the convenience of installation angle sensor 10, and be convenient for realize, set up test base 2 into cylindrically, because the columniform edge is more smooth, do not have the corner, can avoid causing the fish tail to pedestrian or other article.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents of the technical solutions that can be directly or indirectly applied to other related fields without departing from the spirit of the present application are intended to be included in the scope of the present application.

Claims (8)

1. The utility model provides an angle sensor's test fixture for test angle sensor precision, its characterized in that, angle sensor's test fixture includes:

testing the shaft;

the testing base is sleeved on the testing shaft and comprises a limiting plate for fixing a stator of the angle sensor;

and the test gland is sleeved on the test shaft and used for fixing the rotor of the angle sensor.

2. The angle sensor testing tool of claim 1, further comprising:

and the bearing assembly is sleeved on the test shaft, and the test base is connected with the test shaft through the bearing assembly.

3. The angle sensor testing tool of claim 2, wherein the bearing assembly comprises:

the first bearing is sleeved on the testing shaft and arranged on one side of the limiting plate,

and the second bearing is sleeved on the test shaft and is arranged on the other side of the limiting plate.

4. The angle sensor testing tool of claim 3, wherein the bearing assembly further comprises:

the first bearing cover is sleeved on the test shaft, and the lower end of the first bearing cover is connected with the first bearing;

and the second bearing gland is sleeved on the test shaft, and the upper end of the second bearing gland is connected with the second bearing.

5. The angle sensor testing tool of claim 1, wherein a thread is provided at one end of the testing shaft away from the testing gland;

the test fixture of the angle sensor further comprises:

the inner side wall of the round nut is provided with a thread matched with the testing shaft.

6. The angle sensor testing tool of claim 5,

one end of the test shaft, which is far away from the test gland, extends out of the test base and is connected with the round nut.

7. The angle sensor testing tool of claim 1, further comprising:

a housing gland connected with the edge of the test base.

8. The angle sensor testing tool of claim 1, wherein the testing base is cylindrical.

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