CN210719080U - Test support of linear displacement sensor - Google Patents
Test support of linear displacement sensor Download PDFInfo
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- CN210719080U CN210719080U CN201921771090.9U CN201921771090U CN210719080U CN 210719080 U CN210719080 U CN 210719080U CN 201921771090 U CN201921771090 U CN 201921771090U CN 210719080 U CN210719080 U CN 210719080U
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- unthreaded hole
- hole
- displacement sensor
- linear displacement
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Abstract
The utility model belongs to the technical field of auxiliary fixtures, and relates to a test bracket of a linear displacement sensor; the test support of the linear displacement sensor comprises a support main body (1) and a plug (2); the main body (1) is in an inverted T shape, a left unthreaded hole (11) and a right unthreaded hole (12) which are coaxial are arranged on the left side and the right side of the main body, the end surface of the right side of the left unthreaded hole (11) is a stator positioning surface, and the end surface of the left side of the right unthreaded hole (12) is a rotor rod end block positioning surface; a first through hole (14) is arranged between the left unthreaded hole (11) and the right unthreaded hole (12), and the first through hole (14) is coaxial with the left unthreaded hole (11) and the right unthreaded hole (12); the plug (2) is of a disc-shaped boss structure, a second through hole (22) is formed in the middle of the boss, and a square groove (21) is formed in one protruding end of the boss; the integral test support is adopted, the test position is directly ensured to be free from manual adjustment, the installation is convenient during product test, the test risk is effectively reduced, the product performance precision is ensured, and the service life is prolonged.
Description
Technical Field
The utility model belongs to the technical field of auxiliary fixtures structural design, a line displacement sensor's test stand is related to.
Background
At present, a linear displacement sensor adopts a test bracket which manually adjusts a rotor rod to ensure a test position. Due to the structural problem, bending deformation and breakage of the rotor rod are easily caused by the reason that part of the rotor rod is suspended and the coaxiality is guaranteed to be low. In the long-term use process, the influence on the overall service life, performance and precision of the product is serious.
Disclosure of Invention
The utility model aims at: a test support of a linear displacement sensor is designed to solve the technical problems that the coaxiality is low and bending deformation of a rotor rod is easily caused in the conventional manual adjusting mode.
For solving the technical problem, the technical proposal of the utility model is that:
a test support of a linear displacement sensor comprises a support main body 1 and a plug 2; the main body 1 is in an inverted T shape, a left unthreaded hole 11 and a right unthreaded hole 12 which are coaxial are arranged on the left side and the right side of the main body, the left unthreaded hole 11 is matched with a linear displacement sensor stator, and the right unthreaded hole 12 is matched with a linear displacement sensor movable sub-rod end block; the end surface of the right side of the left unthreaded hole 11 is a stator positioning surface, and the end surface of the left side of the right unthreaded hole 12 is a rotor rod end block positioning surface; the distance between the two positioning surfaces is the same as the state of the stator and the rotor rod after the stator and the rotor rod are actually installed; a first through hole 14 is arranged between the left unthreaded hole 11 and the right unthreaded hole 12, and the first through hole 14 is coaxial with the left unthreaded hole 11 and the right unthreaded hole 12 and is used for connecting the rotor rod with the stator;
the plug 2 is of a disc-shaped boss structure, and threaded holes for connecting and fixing with the main body 1 are formed in the periphery of the plug; the boss has a second through hole 22 in the middle and a square groove 21 at one end for fixing the rotor rod end block.
And an outlet groove 13 is formed in the left unthreaded hole 11, so that a circuit is convenient to install.
The periphery of the right unthreaded hole 12 is provided with a threaded hole which is matched with the periphery of the plug 2 and is used for bolt connection. The number of the threaded holes is not less than 3. Preferably, the number is 4.
Roughness Ra in the left unthreaded hole 11, right unthreaded hole 12 is not more than 1.6 microns. The surface roughness is small, the surface quality is good, the product appearance can be effectively protected, and the damage caused in the test is reduced.
The lower end of the main body 1 is provided with a threaded hole which is fixedly connected with an experiment platform.
Preferably, the main body 1 and the plug 2 are made of aluminum.
The utility model has the advantages that: design novel linear displacement sensor test support, adopt integral test support and directly ensure that experimental position need not manual regulation, simple to operate when having improved the product test greatly, effectively reduce experimental risk, ensure that product property ability precision and life and so on. The novel test support of the linear displacement sensor not only reduces the test risk of products, but also establishes a novel design template of the test support of the series of products to a certain extent, is more suitable for the series of products, and greatly improves the test guarantee.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required to be used in the examples of the present invention will be briefly explained below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a front view of a holder body;
FIG. 2 is a left cross-sectional view of the stent body;
FIG. 3 is a top cross-sectional view of the holder body;
FIG. 4 is a left cross-sectional view of the bulkhead;
FIG. 5 is a top view of the plug;
FIG. 6 is a cross-sectional view of the plug body;
FIG. 7 is a schematic view of a usage state;
the support comprises a support body 1, a plug 2, a stator 3, a rotor rod 4, a left unthreaded hole 11, a right unthreaded hole 12, an outlet groove 13, a first through hole 14, a table-board mounting hole 15, a plug connecting threaded hole 16, a square groove 21, a second through hole 22 and an outgoing line 31.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
Features of various aspects of embodiments of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples thereof. The present invention is not limited to any particular arrangement and method provided below, but covers any modification, replacement, etc. of all product structures, methods covered without departing from the spirit of the invention.
In the drawings and the following description, well-known structures and techniques are not shown to avoid unnecessarily obscuring the present invention.
Fig. 1 to 4 show a test bracket of a linear displacement sensor according to the present invention, which includes a bracket main body 1 and a plug 2, wherein the main body 1 and the plug 2 are disc-shaped boss structures and made of aluminum; the main body 1 is in an inverted T shape, the lower end of the main body 1 is provided with a threaded hole connected and fixed with an experimental platform, the left side and the right side of the main body 1 are provided with a left unthreaded hole 11 and a right unthreaded hole 12 which are coaxial, the left unthreaded hole 11 is matched with a linear displacement sensor stator, and the right unthreaded hole 12 is matched with a linear displacement sensor movable sub-rod end block; the end surface of the right side of the left unthreaded hole 11 is a stator positioning surface, and the end surface of the left side of the right unthreaded hole 12 is a rotor rod end block positioning surface; the distance between the two positioning surfaces is the same as the state of the stator and the rotor rod after the stator and the rotor rod are actually installed; a first through hole 14 is arranged between the left unthreaded hole 11 and the right unthreaded hole 12, and the first through hole 14 is coaxial with the left unthreaded hole 11 and the right unthreaded hole 12 and is used for connecting the rotor rod with the stator; an outlet groove 13 is formed in the left unthreaded hole 11, so that a circuit is convenient to install; the periphery of the right unthreaded hole 12 is provided with 4 threaded holes which are matched with the periphery of the plug 2 and used for bolt connection. The downthehole roughness Ra of left unthreaded hole 11, right unthreaded hole 12 is all not more than 1.6 microns, and the material is aluminium, and support main part 1 has 4 screw holes.
As shown in fig. 4 to 6, the plug 2 has a disc-shaped boss structure, and the periphery of the plug has a threaded hole for connecting and fixing with the main body 1; the boss has a second through hole 22 in the middle and a square groove 21 at one end for fixing the rotor rod end block.
As fig. 7 is the utility model discloses a test support user state schematic diagram, the theory of operation as follows: through with support main part 1 and 2 monolithic designs of end cap, directly ensure the test position, need not to adjust, guarantee the axiality through left unthreaded hole 11 in the support, right unthreaded hole 12, the stator 3 is fixed the back, inserts rotor rod 4, and rotor rod 4 does not have unsettledly, passes through end cap 2 at the afterbody and fixes. The installation is convenient and fast, and the looseness can not occur during the test. Through the utility model discloses a test support can accurate fixed test position, puts up the accuracy that has both protected the product and ensured experimental data again.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a linear displacement sensor's test stand which characterized in that: the test support of the linear displacement sensor comprises a support main body (1) and a plug (2); the main body (1) is in an inverted T shape, the left side and the right side of the main body are provided with a left unthreaded hole (11) and a right unthreaded hole (12) which are coaxial, the left unthreaded hole (11) is matched with a stator of the linear displacement sensor, and the right unthreaded hole (12) is matched with a movable sub-rod end block of the linear displacement sensor; the right end face of the left unthreaded hole (11) is a stator positioning face, and the left end face of the right unthreaded hole (12) is a rotor rod end block positioning face; the distance between the two positioning surfaces is the same as the state of the stator and the rotor rod after the stator and the rotor rod are actually installed; a first through hole (14) is arranged between the left unthreaded hole (11) and the right unthreaded hole (12), and the first through hole (14) is coaxial with the left unthreaded hole (11) and the right unthreaded hole (12);
the plug (2) is of a disc-shaped boss structure, and threaded holes for connecting and fixing the plug with the main body (1) are formed in the periphery of the plug; the middle part of the lug boss is provided with a second through hole (22), and one end of the lug boss is provided with a square groove (21).
2. The test rack of a linear displacement sensor according to claim 1, characterized in that: an outlet groove (13) is formed in the left unthreaded hole (11).
3. The test rack of a linear displacement sensor according to claim 1, characterized in that: the periphery of the right unthreaded hole (12) is provided with a threaded hole which is matched with the periphery of the plug (2) and is used for bolt connection.
4. A test rack for a linear displacement sensor according to claim 3, characterized in that: the number of the threaded holes is not less than 3.
5. A test rack for a linear displacement sensor according to claim 3, characterized in that: the number of the threaded holes is 4.
6. The test rack of a linear displacement sensor according to claim 1, characterized in that: the roughness Ra in the left unthreaded hole (11) and the right unthreaded hole (12) is not more than 1.6 microns.
7. A test rack for a linear displacement sensor according to any of claims 1 to 6, characterized in that: the lower end of the main body (1) is provided with a threaded hole which is fixedly connected with an experiment platform.
8. A test rack for a linear displacement sensor according to any of claims 1 to 6, characterized in that: the main body (1) and the plug (2) are made of aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921771090.9U CN210719080U (en) | 2019-10-18 | 2019-10-18 | Test support of linear displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921771090.9U CN210719080U (en) | 2019-10-18 | 2019-10-18 | Test support of linear displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210719080U true CN210719080U (en) | 2020-06-09 |
Family
ID=70937446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921771090.9U Active CN210719080U (en) | 2019-10-18 | 2019-10-18 | Test support of linear displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210719080U (en) |
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2019
- 2019-10-18 CN CN201921771090.9U patent/CN210719080U/en active Active
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