CN211717339U

CN211717339U - Fixed point measuring device for variable taper diameter

Info

Publication number: CN211717339U
Application number: CN201922483796.1U
Authority: CN
Inventors: 许阿雷; 陈�峰; 李娟�; 郭元; 唐喜荣; 贺敏; 王伟; 单义超; 刘霞; 张丽丽; 王亚贤; 孙学珍
Original assignee: Inner Mongolia North Heavy Industries Group Co Ltd
Current assignee: Inner Mongolia North Heavy Industries Group Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-20
Anticipated expiration: 2029-12-31

Abstract

The application relates to the field of machining measurement and discloses a fixed point measuring device of variable taper diameter, include: the body is in a long plate shape and comprises a first end and a second end; the first clamping part is arranged at the first end and is configured to clamp one end of the object to be detected; the second clamping part is arranged at the second end and is configured to clamp the other end of the article to be detected; the scale grooves are arranged on the body and positioned between the first end and the second end; the pass-stop template comprises a pass-stop groove capable of surrounding the periphery of the object to be measured and is configured to correspond to the scale groove. This device is through first card clamping part and second card clamping part card and is awaited measuring the product both ends, and the cooperation can effectively measure the excircle diameter of the different positions of variable taper diameter shaft through ending the model, guarantees that the tapering is measured accurately, improves detection efficiency and accuracy, has promoted product quality.

Description

Fixed point measuring device for variable taper diameter

Technical Field

The application relates to the field of machining measurement, for example to a fixed-point measuring device for a variable taper diameter.

Background

In production, the measurement of products with continuously variable taper diameters is always difficult, and the accuracy of taper measurement is difficult to ensure during measurement because the diameter of an outer circle continuously changes to form different tapers and an inverted taper condition exists sometimes.

The fixed point measuring device can well solve the problem of taper diameter measurement.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art: the accuracy of the measurement of the continuous variable taper diameter part is difficult to guarantee.

Disclosure of Invention

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a fixed point measuring device for variable taper diameter to solve the technical problem of inaccuracy of taper measurement.

In some embodiments, a fixed point measurement device for a tapered diameter comprises: the body is in a long plate shape and comprises a first end and a second end; the first clamping part is arranged at the first end and is configured to clamp one end of the object to be detected; the second clamping part is arranged at the second end and is configured to clamp the other end of the article to be detected; the scale grooves are arranged on the body and positioned between the first end and the second end; the pass-stop template comprises a pass-stop groove capable of surrounding the periphery of the object to be measured and is configured to correspond to the scale groove.

The fixed point measuring device of the variable taper diameter provided by the embodiment of the disclosure can realize the following technical effects: the variable taper diameter shaft can effectively measure the diameters of the outer circles of different positions of the variable taper diameter shaft, ensures accurate taper measurement, improves the detection efficiency and accuracy, and improves the product quality.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

FIG. 1 is a schematic structural diagram of a fixed-point measuring device for a variable taper diameter provided by an embodiment of the present disclosure;

FIG. 2 is a cross-sectional view of a first catch provided by an embodiment of the present disclosure;

FIG. 3 is a cross-sectional view of a second catch provided by embodiments of the present disclosure;

fig. 4 is a schematic view of a stop template provided in an embodiment of the present disclosure.

Reference numerals:

1. a body; 10. a first end; 11. a second end; 12. a limiting part; 2. a first retaining part; 20. a first clamping part jaw; 21. a first clamping part clamping groove; 3. a second chucking part; 30. a second clamping part jaw; 31. a second clamping part clamping groove; 4. a scale groove; 5. communicating and stopping the sample plate; 50. a through stop groove; 51. a stop portion.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

FIG. 1 is a schematic structural diagram of a fixed-point measuring device for a variable taper diameter provided by an embodiment of the present disclosure; FIG. 2 is a first catch view provided by embodiments of the present disclosure; FIG. 3 is a cross-sectional view of a second catch provided by embodiments of the present disclosure; fig. 4 is a schematic view of a stop template provided in an embodiment of the present disclosure. As shown in fig. 1 to 4, an embodiment of the present disclosure provides a fixed-point measuring device for a taper diameter, including: the body 1, first clamping part 2, second clamping part 3 and lead to the ending model. The body 1 is in a long plate shape and comprises a first end 10 and a second end 11; a first holding part 2 arranged at the first end 10 and configured to hold one end of the object to be measured; the second clamping part 3 is arranged at the second end 11 and is configured to clamp the other end of the article to be tested; the scale grooves 4 are arranged on the body 1 and positioned between the first end and the second end; the pass-stop template 5 includes a pass-stop groove capable of surrounding the outer periphery of the object to be measured, and is configured to correspond to the scale groove. Alternatively, the connection of the first and

second catches

2 and 3 to the body 1 may be a fixed connection or a detachable connection. Alternatively, the fixed connection may be riveting, the connection strength of the rivet connection is high, and the first clamping part 2 and the second clamping part 3 are connected with the body 1 stably and are not easily separated. Alternatively, the fixed connection may be welding, the welding connection is efficient, and the strength of the welding seam is high, so that the first clamping part 2 and the second clamping part 3 can be better connected with the body 1 as a whole. Optionally, the connection mode is detachable connection, the clamping parts with different sizes can be replaced, and the measuring range is wider. Optionally, the first end 10 and the second end 11 are ends along both sides of the length direction of the body 1, the first clamping portion 2 is disposed at the first end 10, and the second clamping portion 3 is disposed at the second end 11. Therefore, when the length of the product to be measured is large, the product to be measured is in contact with the first clamping part 2 and the second clamping part 3, and the measuring accuracy is improved.

Optionally, the first catch 2 and/or the second catch 3 are sliding catches that can slide along the length of the body 1. The distance between the clamping parts can be adjusted conveniently, and products to be measured with different lengths can be measured. Alternatively, three or more than three catches may be provided along the length of the body 1. The clamping device is convenient for clamping products to be tested with different lengths.

In some embodiments, the inner wall of the stop plate 5 is provided with a stop portion, and the stop portion 51 protrudes outward relative to the inner wall and is configured to stop the sample to be measured. During measurement, after a sample to be measured is placed below the first clamping part 2 and the second clamping part 3, whether the measured taper meets the specification or not is measured at the position of the corresponding scale groove 4 by using the through-stop sample plates 5 with different sizes at the position corresponding to any scale groove 4, and the detection work is finished. The stop gauge plate 5 can be used in combination with a corresponding dimensional schematic of the scale grooves 4 as shown in table 1 for measurement.

TABLE 1 Scale groove corresponding dimension schematic diagram

In some embodiments, the diameter of the opening of the through-stop slot 50 is D1, the diameter of the through-stop slot at the position of the stop portion 51 is D2, D2 < D1. The through-stop groove 50 serves as a through-end of the through-stop template 5, and the stopper 51 serves as a stop-end of the through-stop template 5. Using a pass-stop sample plate 5 to sequentially measure whether the sample meets the specification at the corresponding scale groove; and measuring the position of the corresponding scale groove 4 by using the passing and stopping sample plate 5 with different sizes at the position corresponding to any scale groove 4, wherein if the outer wall of the measured sample passes through the passing end of the passing and stopping sample plate 5 and does not pass through the stopping end, the size is qualified, otherwise, the size is unqualified.

In some embodiments, the first and

second catches

2, 3 each include an arcuate catch slot, namely, a first catch slot 21 and a second catch slot 31. The first clamping part clamping groove 21 and the second clamping part clamping groove 31 are attached to an object to be detected with an arc-shaped outer side wall.

In some embodiments, the slot radius of the first catch is greater than the slot radius of the second catch. Thus, the shaft with the continuously variable diameter can be measured more conveniently, and the measurement efficiency is improved.

In some embodiments, the first and

second catches

2, 3 each include jaws, namely first and

second catch jaws

20, 30. The first and

second chuck jaws

20 and 30 are V-shaped. A first clamping part clamping groove 21 and an area formed by the clamping claws of the first clamping part 20; the second-catch slot 31 is located in the area enclosed by the second-catch pawl 30.

In some embodiments, the apparatus for fixed point measurement of a tapered diameter further comprises: the limiting part 12 is disposed at the first end 10 of the body and located outside the first clamping part 2, and is configured to limit a position of one end of the object to be tested. When the object to be measured is placed below the first clamping part 2 and the third clamping part, one end of the object to be measured is contacted with the limiting part 12, so that the relative position of the object to be measured and the body 1 is determined.

In some embodiments, the stopper portion 12 extends from the body toward one side of the first catch portion 2. Therefore, the object to be measured can be further fixed, the object to be measured is not easy to slide, and the through-stop sample plate 5 can be clamped into the sample plate to be measured conveniently corresponding to the position of the scribed line for measurement.

In some embodiments, the plurality of scale slots are spaced along the length of the body. Optionally, the scale grooves 4 are arranged at equal intervals along the length direction of the body 1, and are provided with scale corresponding size indication tables. Optionally, the scale grooves 4 are arranged in a plurality along the length direction of the body 1, wherein the distance between every two adjacent scale grooves is different, and a scale corresponding size indication table is provided. The scale groove 4 is used with leading to ending the model 5 cooperation, leads to ending the model and measures in 4 positions departments of corresponding scale groove in proper order, effectively measures the excircle diameter of different positions, and the tapering of accurate measurement different positions department improves measurement of efficiency and product quality.

The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the disclosed embodiments includes the full ambit of the claims, as well as all available equivalents of the claims. As used in this application, although the terms "first," "second," etc. may be used in this application to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, unless the meaning of the description changes, so long as all occurrences of the "first element" are renamed consistently and all occurrences of the "second element" are renamed consistently. The first and second elements are both elements, but may not be the same element. Furthermore, the words used in the specification are words of description only and are not intended to limit the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. In addition, the terms "comprises" and/or "comprising," when used in this application, specify the presence of stated features, integers, and/or components, but do not preclude the presence or addition of one or more other features, integers, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other like elements in a process, method or apparatus that comprises the element. In this document, each embodiment may be described with emphasis on differences from other embodiments, and the same and similar parts between the respective embodiments may be referred to each other. For methods, products, etc. of the embodiment disclosures, reference may be made to the description of the method section for relevance if it corresponds to the method section of the embodiment disclosure.

The terms "upper", "lower", "vertical", "horizontal", "inner", "outer", and the like herein indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience in describing the present specification and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. In the description herein, unless otherwise specified and limited, the term "connected" is to be understood broadly, and may be, for example, a mechanical or electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and the specific meaning of the term may be understood by those skilled in the art as appropriate. Herein, the term "plurality" means two or more, unless otherwise specified.

Claims

1. A fixed point measurement device for a variable taper diameter, comprising:

the body is in a long plate shape and comprises a first end and a second end;

the first clamping part is arranged at the first end and is configured to clamp one end of an article to be detected;

the second clamping part is arranged at the second end and is configured to clamp the other end of the article to be detected;

the scale grooves are arranged on the body and positioned between the first end and the second end;

and the pass-stop template comprises a pass-stop groove capable of surrounding the periphery of the object to be detected and is configured to correspond to the scale groove.

2. The fixed-point measuring device of a variable taper diameter according to claim 1, wherein a stopping portion is provided on an inner wall of the through-stop groove, and the stopping portion protrudes outward relative to the inner wall and is configured to stop the sample to be measured.

3. The fixed point measurement device of a variable taper diameter of claim 2, wherein the diameter of the through-stop slot opening is D1, the diameter of the through-stop slot at the stop position is D2, D2 < D1.

4. The fixed-point tapered diameter measurement device according to claim 3, wherein the first and second retainers each include an arcuate slot that engages an object to be measured having an arcuate outer sidewall.

5. The tapered diameter fixed point measurement device of claim 4, wherein a slot radius of the first catch is greater than a slot radius of the second catch.

6. The fixed-point tapered diameter measuring device as claimed in claim 5, wherein the first and second retainers each comprise a jaw having a V-shape, and the engaging groove is located in an area surrounded by the jaws.

7. The fixed-point tapered diameter measurement device of claim 6, further comprising:

the limiting part is arranged at the first end of the body, is positioned at the outer side of the first clamping part and is configured to limit the position of one end of the article to be detected.

8. The fixed point measurement device of a tapered diameter of claim 7, wherein a stop extends from the body toward a side of the first catch.

9. The fixed point measurement device of a tapered diameter of claim 8, wherein the plurality of scale grooves are spaced apart along the length of the body.