CN215639134U

CN215639134U - Measurement tool of control bar overall dimension

Info

Publication number: CN215639134U
Application number: CN202121449223.8U
Authority: CN
Inventors: 邹蔼群
Original assignee: Guangdong Boller Technology Co ltd
Current assignee: Guangdong Boller Technology Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-01-25
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a measuring jig for controlling the overall dimension of a bar, which comprises a detection table, wherein a plurality of groups of detection through hole groups are arranged on the detection table, each detection through hole group comprises a first through hole and a second through hole, the diameter of the first through hole is larger than that of the second through hole, and the difference between the diameter of the first through hole and the diameter of the second through hole is 0.003 mm; when the bar stock can pass through the first through hole but can not pass through the second through hole, the bar stock is qualified. The utility model has simple structure and convenient detection, when the bar can pass through the first through hole but can not pass through the second through hole, the bar is a qualified product, otherwise, the bar is a defective product, the detection precision is high, the production quality of the product is ensured, the detection time is greatly shortened, and the production efficiency is effectively improved.

Description

Measurement tool of control bar overall dimension

Technical Field

The utility model relates to the field of measuring equipment, in particular to a measuring jig for controlling the outline dimension of a bar.

Background

In order to ensure the precision and uniformity of the cutter, the outer diameter of each bar needs to be checked before the cutter is produced. The existing measuring jig has the disadvantages of complex structure, low measuring precision and long detection time, and can not meet the production requirements.

SUMMERY OF THE UTILITY MODEL

The utility model provides a measuring jig for controlling the outline dimension of a bar to solve the technical problem in the prior art, and aims to solve the problems in the background art.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a measuring jig for controlling the overall dimension of a bar stock comprises a detection table, wherein a plurality of groups of detection through hole groups are arranged on the detection table, each detection through hole group comprises a first through hole and a second through hole, the diameter of the first through hole is larger than that of the second through hole, and the difference between the diameter of the first through hole and that of the second through hole is 0.003 mm; when the bar stock can pass through the first through hole but can not pass through the second through hole, the bar stock is qualified.

As a further elaboration of the above technical solution:

in the above technical scheme, the detection table comprises a first step and a second step, the first step is provided with a plurality of first through holes, the second step is provided with a plurality of second through holes, and the first step and the second step are integrally formed.

In the above technical solution, the detection through hole sets are provided with four sets.

In the above technical solution, the diameter of the first through hole of the first group of detection through holes is 3.988mm, and the diameter of the second through hole is 3.995 mm.

In the above technical solution, the diameter of the first through hole of the second group of detection through holes is 5.988mm, and the diameter of the second through hole is 5.995 mm.

In the above technical solution, the diameter of the first through hole of the third group of detection through holes is 7.988mm, and the diameter of the second through hole is 7.995 mm.

In the above technical solution, the diameter of the first through hole of the fourth group of detection through holes is 9.988mm, and the diameter of the second through hole is 9.995 mm.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has simple structure and convenient detection, when the bar can pass through the first through hole but can not pass through the second through hole, the bar is a qualified product, otherwise, the bar is a defective product, the detection precision is high, the production quality of the product is ensured, the detection time is greatly shortened, and the production efficiency is effectively improved.

Drawings

FIG. 1 is a schematic diagram of the present invention.

In the figure: 1. a detection table; 11. a first step; 12. a second step; 2. detecting a through hole group; 21. a first through hole; 22. a second via.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. 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 this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1, a measuring jig for controlling the overall dimension of a bar stock comprises a detection table 1, wherein a plurality of detection through hole groups 2 are arranged on the detection table 1, each detection through hole group 2 comprises a first through hole 21 and a second through hole 22, the diameter of the first through hole 21 is larger than that of the second through hole 22, and the difference between the diameter of the first through hole 21 and the diameter of the second through hole 22 is 0.003 mm. During detection, the bar stock is inserted into the first through hole 21 and the second through hole 22 in sequence, when the bar stock can pass through the first through hole 21 but can not pass through the second through hole 22, the bar stock is qualified, otherwise, the bar stock is defective.

In this embodiment, the detection platform 1 includes a first step 11 and a second step 12, the first step 11 has been provided with a plurality of first through holes 21, the second step 12 has been provided with a plurality of second through holes 22, the first step 11 with the second step 12 integrated into one piece for it is more convenient to detect.

Specifically, the detection through hole group 2 is provided with four groups. Of course, the number of the detection through hole groups 2 may be set according to practical situations, and is not limited in this embodiment.

Wherein, the diameter of the first through hole 21 of the first group of detection through holes 2 is 3.988mm, and the diameter of the second through hole 22 is 3.995 mm. The diameter of the first through hole 21 of the second group of detection through holes 2 is 5.988mm, and the diameter of the second through hole 22 is 5.995 mm. The diameter of the first through hole 21 and the diameter of the second through hole 22 of the third group of detection through holes 2 are 7.988mm and 7.995mm, respectively. The diameter of the first through hole 21 and the diameter of the second through hole 22 of the fourth group of detection through holes 2 are 9.988mm and 9.995mm, respectively. The first through hole 21 and the second through hole 22 with different diameters can meet the requirements of bar stock detection with different sizes, and the production requirements are met. Of course, the specific size of the diameter of the first through hole 21 and the second through hole 22 may be set according to practical situations, and is not limited in this embodiment.

The utility model has simple structure and convenient detection, when the bar can pass through the first through hole 21 but can not pass through the second through hole 22, the bar is a qualified product, otherwise, the bar is a defective product, the detection precision is high, the production quality of the product is ensured, the detection time is greatly shortened, and the production efficiency is effectively improved.

The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. A measuring jig for controlling the overall dimension of a bar is characterized by comprising a detection table, wherein a plurality of groups of detection through hole groups are arranged on the detection table, each detection through hole group comprises a first through hole and a second through hole, the diameter of the first through hole is larger than that of the second through hole, and the difference between the diameter of the first through hole and the diameter of the second through hole is 0.003 mm; when the bar stock can pass through the first through hole but can not pass through the second through hole, the bar stock is qualified.

2. The measuring jig for controlling the outer dimension of the bar stock as claimed in claim 1, wherein the detecting table comprises a first step and a second step, the first step is provided with a plurality of first through holes, the second step is provided with a plurality of second through holes, and the first step and the second step are integrally formed.

3. The measurement jig for controlling the outer dimension of the bar stock as set forth in claim 1, wherein the detection through hole sets are provided in four sets.

4. The measurement jig of claim 3, wherein the diameter of the first through hole of the first group of the detection through hole groups is 3.988mm, and the diameter of the second through hole is 3.995 mm.

5. The measurement jig for controlling the external dimension of the bar stock as claimed in claim 3, wherein the diameter of the first through hole of the second group of the detection through hole groups is 5.988mm, and the diameter of the second through hole is 5.995 mm.

6. The measurement jig for controlling the external dimension of the bar stock as claimed in claim 3, wherein the diameter of the first through hole of the third group of the detection through holes is 7.988mm, and the diameter of the second through hole is 7.995 mm.

7. The measurement jig for controlling the outer dimension of the bar stock as claimed in claim 3, wherein the diameter of the first through hole of the fourth group of the detection through holes is 9.988mm, and the diameter of the second through hole is 9.995 mm.