CN216645258U

CN216645258U - Object carrying device of measuring device and measuring device

Info

Publication number: CN216645258U
Application number: CN202121557992.XU
Authority: CN
Inventors: 叶静芳
Original assignee: Suzhou University
Current assignee: Suzhou University
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-05-31
Anticipated expiration: 2031-07-09

Abstract

The embodiment of the application provides a carrying device of a measuring device and the measuring device. The object carrier comprises an object stage, wherein the object stage is used for placing an element to be tested; the adjusting device is used for adjusting the inclination angle of the object stage; at least one level, the at least one level being secured to the stage. In the embodiment of the application, through set up at least one spirit level on the objective table, the horizontality of objective table is confirmed in regulation that can convenient and fast improves measurement of efficiency, and need not additionally to use double-sided speculum as the auxiliary measuring apparatus.

Description

Object carrying device of measuring device and measuring device

Technical Field

The application relates to the technical field of measurement, in particular to a measuring device and a loading device thereof.

Background

For a measuring device including a carrier, the stage of the carrier needs to be kept horizontal in order to ensure the accuracy of the measurement result. Take the device of measuring prism apex angle as an example, it contains and carries the thing ware, and the thing ware is provided with the objective table, and the objective table is used for placing the optical element prism that awaits measuring. In order to ensure the accuracy of the measurement result of the vertex angle of the triangular prism, the stage needs to be kept horizontal. The existing device for measuring the vertex angle of a triangular prism is to place a double-faced reflector on an object stage, adjust the inclination angle of the object stage and observe a reflected image reflected by a reflecting surface through a telescope to determine that the object stage is in a horizontal state. However, it is inconvenient to adjust the horizontal state of the confirmation stage by the above-mentioned device, which is disadvantageous to the measurement efficiency, and an additional double-sided mirror is used as an auxiliary tool, increasing the number of tools of the measurement device.

SUMMERY OF THE UTILITY MODEL

The present application has been made in view of the above problems, and provides a carrier for a measuring device and a measuring device that solve the above problems, or at least partially solve the above problems.

Accordingly, the present application provides, in a first aspect, a carrier for a measuring device. This year thing ware includes:

the object stage is used for placing a component to be tested;

the adjusting device is used for adjusting the inclination angle of the object stage;

at least one level, the at least one level being secured to the stage.

A second aspect of the present application provides a measuring device applied to measure a prism apex angle. The device includes the year thing ware of this application first aspect, and the element that awaits measuring is the prism, the prism place in carry the thing ware the objective table, measuring device still includes:

a collimator for generating a collimated light, the collimator being aligned with the prism apex;

a telescope movable around the triangular prism for receiving the parallel light to determine a traveling direction of the parallel light;

and the data reading unit is used for reading the angular position parameters of the telescope.

Among the technical scheme that this application embodiment provided, come the cooperation adjusting device through setting up at least one spirit level on the objective table, the horizontality of objective table is confirmed in regulation that can convenient and fast improves measurement of efficiency, and need not additionally to use double-sided speculum as the auxiliary measuring apparatus.

Drawings

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

FIG. 1 is a schematic view of a measurement device provided herein;

FIG. 2 is an enlarged partial view of the upper mesa of FIG. 1;

FIG. 3 is an enlarged partial schematic view of another embodiment of the upper mesa of FIG. 1;

fig. 4 is a schematic diagram of the measurement principle provided in the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all 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, the descriptions of "first", "second", etc. in this document are used for distinguishing different messages, devices, modules, etc., and do not represent a sequential order, nor limit the types of "first" and "second" to be different.

Fig. 1 to 3 show a carrier for a measuring device, comprising a carrier table, an adjusting device 20 and at least one level. The object stage is used for placing an element to be measured, the adjusting device 20 is used for adjusting the inclination angle of the object stage, and the at least one level gauge is fixed on the object stage. According to the indicating result of the at least one level meter, whether the objective table is in a horizontal state or not can be conveniently and quickly determined, if the objective table is not in the horizontal state, the inclination angle of the objective table can be adjusted through the adjusting device, if the objective table is already in the horizontal state, the adjustment is stopped, the element to be measured can be placed on the objective table, and the subsequent measuring step is carried out.

In a specific example, the at least one level is embedded below the supporting plane of the object stage, and the arrangement of the level is realized without reducing the supporting area of the object stage through the structural design. It should be noted that the supporting plane is a plane where the stage contacts the device under test.

In an embodiment, the number of levels provided may be only one, as shown in fig. 2, i.e. the carrier is provided with only the first level 301. Preferably, the center of the set position of the first level 301 overlaps with the center position (e.g., O in fig. 2) of the stage.

In another embodiment the at least one level is three levels, i.e. the carrier is provided with a first level 301, a second level 302 and a third level 303. As shown in fig. 3, the first level 301, the second level 302, and the third level 303 are arranged at 120 degrees to each other around the center of the stage (e.g., O in fig. 3). Due to the limitation of manufacturing process, all parts of the object stage are not ideally located on a uniform plane, so that the horizontal state of all parts of the object stage can be balanced during adjustment through the arrangement design of the plurality of gradienters, and the optimal horizontal balance state of the object stage is obtained.

Optionally, the carrier further includes a base 50, the carrier includes a lower table surface 102 and an upper table surface 101, the lower table surface 102 is fixedly connected to the base 50, the upper table surface 101 is movably connected to the base 50, the adjusting device 20 is connected to the lower table surface 102 and the upper table surface 101, and the adjusting device 20 adjusts the tilt angle of the carrier by adjusting the position relationship between the upper table surface 101 and the lower table surface 102.

Optionally, the adjusting device 20 is three screws, the three screws are disposed perpendicular to the lower table top 102, the lower table top 102 is correspondingly provided with screw holes, and the three screws can move up and down through the screw holes respectively to prop against the upper table top 101 at different degrees, so as to adjust the heights of the parts of the upper table top of the object stage respectively, so that the object stage is horizontal. Specifically, the connecting lines of the projection points of the three screws on the upper table top form an equilateral triangle, so as to better adjust each part of the upper table top 101. It should be noted that the adjusting device 20 can also be other displaceable elements, not limited to screws.

The application also provides a measuring device, is applied to and measures the prism apex angle, measuring device is including carrying the thing ware, carries the thing ware to include objective table, adjusting device 20 and at least one spirit level. Wherein, the objective table is used for placing the element prism that awaits measuring, and adjusting device is used for adjusting the inclination of objective table, at least one spirit level is fixed in the objective table. According to the indicating result of the at least one level meter, whether the objective table is in a horizontal state or not can be conveniently and quickly determined, if the objective table is not in the horizontal state, the inclination angle of the objective table can be adjusted through the adjusting device, if the objective table is already in the horizontal state, the adjustment is stopped, and the element to be measured is placed on the objective table at the triangular edge. The measuring device further includes: a collimator 70 generating a parallel light, the collimator 70 being aligned with the apex of the triangular prism; a telescope 80, the telescope 80 being movable around the triangular prism, for receiving the parallel light to determine a traveling direction of the parallel light; and a data reading unit (not shown) for reading the angular position parameters of the telescope 80. It should be noted that the data reading unit is a prior art, for example, the data reading unit is a dial disposed on the measuring device, but not limited thereto, and is not described herein too much.

In one embodiment, the telescope 80 is rotated (as shown in fig. 4), the telescope 80 can receive the parallel light emitted from the collimator at an angle T1 and an angle T2, and the value α of the prism vertex angle, i.e., α Φ/2 | T2-T1|/2, can be calculated according to the values T1 and T2.

To sum up, among the technical scheme that this application embodiment provided, cooperate adjusting device through set up at least one spirit level on the objective table, the horizontality of objective table is confirmed in regulation that can convenient and fast improves measurement of efficiency, and need not additionally to use double-sided speculum as the auxiliary measurement apparatus.

The technical solutions and the technical features in the above embodiments may be used alone or in combination in case of conflict with the present disclosure, and all embodiments that fall within the scope of protection of the present disclosure are intended to be equivalent embodiments as long as they do not exceed the scope of recognition of those skilled in the art.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A carrier for a measuring device, comprising:

the object stage is used for placing a component to be tested;

the adjusting device is used for adjusting the inclination angle of the object stage; at least one level secured to the stage; the at least one level is three levels arranged at 120 degrees around the center of the object stage.

2. The carrier of claim 1, wherein the at least one level is embedded below a support plane of the carrier.

3. The carrier of claim 1, further comprising a base, wherein the carrier includes a lower table top and an upper table top, the lower table top is fixedly connected to the base, the upper table top is movably connected to the base, the adjustment device connects the lower table top and the upper table top, and the adjustment device adjusts the tilt angle of the carrier by adjusting the positional relationship between the upper table top and the lower table top.

4. The carrier of claim 3, wherein the adjustment means is three screws.

5. The carrier of claim 4, wherein the three screws are perpendicular to the lower deck.

6. The carrier as claimed in claim 4, wherein the lower deck is correspondingly provided with screw holes through which the three screws can be moved up and down, respectively.

7. The carrier of claim 4, wherein the three screws form an equilateral triangle when viewed in a projected position on the top deck.