CN214842926U - Steel pipe size detection device - Google Patents
Steel pipe size detection device Download PDFInfo
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- CN214842926U CN214842926U CN202120638457.0U CN202120638457U CN214842926U CN 214842926 U CN214842926 U CN 214842926U CN 202120638457 U CN202120638457 U CN 202120638457U CN 214842926 U CN214842926 U CN 214842926U
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- inner diameter
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- tolerance detection
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- outer diameter
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Abstract
The utility model discloses a steel pipe size detection device, which comprises a handheld frame (1), wherein the upper end of the handheld frame (1) is provided with a fixed plate (2), and the fixed plate (2) is sequentially provided with an inner diameter detection assembly (3) and an outer diameter detection assembly (4) which are distributed up and down; the inner diameter detection assembly (3) comprises an inner diameter lower tolerance detection column (301), and an inner diameter upper tolerance detection sleeve (302) is sleeved outside the inner diameter lower tolerance detection column (301); an inner axial sliding rail (303) is arranged on the inner wall of the inner diameter upper tolerance detection sleeve (302), and an inner sliding groove (304) matched with the inner axial sliding rail (303) is arranged on the outer wall surface of the inner diameter lower tolerance detection column (301); and an inner sliding ring groove (201) corresponding to the tolerance detection sleeve (302) on the inner diameter is arranged on the fixing plate (2). The utility model has the characteristics of convenient operation and detection accuracy are high.
Description
Technical Field
The utility model relates to a steel pipe size check-up part, especially a steel pipe size detection device.
Background
The steel pipe is steel with a hollow section, and the length of the steel pipe is far greater than the diameter or the circumference; the corresponding sizes of the steel pipes of different models are also different. In the production process, because the actual size is difficult to reach the nominal size requirement, namely the actual size is often larger or smaller than the nominal size, the standard specifies that a difference value is allowed between the actual size and the nominal size; the difference is a positive offset for positive values and the difference is a negative offset for negative values. In order to ensure the quality of the steel pipe, that is, to ensure that the cross-sectional dimension of the steel pipe is within a predetermined positive/negative deviation, the steel pipe is often subjected to a spot check before the steel pipe is shipped. The existing steel pipe size detection is that workers directly adopt a ruler to measure, operation is not troublesome, human errors are easy to generate, and the detection accuracy is not high. Therefore, the prior art has the problems of troublesome operation and low detection accuracy.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steel pipe size detection device. The utility model has the characteristics of convenient operation and detection accuracy are high.
The technical scheme of the utility model: a steel pipe size detection device comprises a handheld frame, wherein a fixed plate is arranged at the upper end of the handheld frame, and an inner diameter detection assembly and an outer diameter detection assembly which are distributed up and down are sequentially arranged on the fixed plate; the inner diameter detection assembly comprises an inner diameter lower tolerance detection column, and an inner diameter upper tolerance detection sleeve is sleeved outside the inner diameter lower tolerance detection column; an inner axial sliding rail is arranged on the inner wall of the inner diameter upper tolerance detection sleeve, and an inner sliding groove matched with the inner axial sliding rail is arranged on the outer wall surface of the inner diameter lower tolerance detection column; and the fixed plate is provided with an inner sliding ring groove corresponding to the tolerance detection sleeve on the inner diameter.
In the steel pipe size detection device, the front end of the tolerance detection sleeve on the inner diameter is provided with a first conical alignment part, and the tail end of the tolerance detection sleeve on the inner diameter is provided with a first anti-drop ring.
In the foregoing steel pipe size detection apparatus, the outer diameter detection assembly includes an outer diameter upper tolerance detection sleeve disposed on the fixed plate, an outer diameter lower tolerance detection sleeve is disposed in the outer diameter upper tolerance detection sleeve, an outer axial slide rail is disposed on an outer wall surface of the outer diameter lower tolerance detection sleeve, and an outer slide groove matched with the outer axial slide rail is disposed on an inner wall surface of the outer diameter upper tolerance detection sleeve; and the fixed plate is provided with an outer sliding ring groove corresponding to the outer diameter lower tolerance detection sleeve.
In the steel pipe size detection device, a second tapered alignment part is arranged at the front end of the outer diameter upper tolerance detection sleeve, and a second anti-drop ring is arranged at the tail end of the outer diameter lower tolerance detection sleeve.
Compared with the prior art, the utility model discloses by handheld frame, the fixed plate, internal diameter detection subassembly and external diameter detection subassembly constitute, and the internal diameter detection subassembly detects the post by tolerance under the internal diameter, tolerance detection sleeve constitutes on the gliding internal diameter, external diameter detection subassembly detects the sleeve by tolerance detection sleeve on the external diameter and gliding external diameter under tolerance and constitutes, when detecting steel pipe internal diameter and external diameter, only need insert the steel pipe wherein in proper order, just can audio-visually accurate detect out steel pipe size and whether accord with the regulation, moreover, the steam generator is simple in structure, it is also very convenient to operate, can effectual improvement detection efficiency. To sum up, the utility model has the characteristics of convenient operation and detection precision are high.
Drawings
FIG. 1 is a structural view of the present invention;
FIG. 2 is a cross-sectional view of the outer diameter sensing assembly;
FIG. 3 is a cross-sectional view of the inner diameter detection assembly.
The labels in the figures are: 1-handheld frame, 2-fixed plate, 3-inner diameter detection component, 4-outer diameter detection component, 5-first conical alignment component, 6-first anti-slip ring, 7-second conical alignment component, 8-second anti-slip ring, 201-inner sliding ring groove, 202-outer sliding ring groove, 301-inner diameter lower tolerance detection column, 302-inner diameter upper tolerance detection sleeve, 303-inner axial sliding rail, 304-inner sliding groove, 401-outer diameter upper tolerance detection sleeve, 402-outer diameter lower tolerance detection sleeve, 403-outer axial sliding rail and 404-outer sliding groove.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. A steel pipe size detection device is shown in figures 1 to 3 and comprises a handheld frame 1, wherein a fixing plate 2 is arranged at the upper end of the handheld frame 1, and an inner diameter detection assembly 3 and an outer diameter detection assembly 4 which are distributed up and down are sequentially arranged on the fixing plate 2; the inner diameter detection assembly 3 comprises an inner diameter lower tolerance detection column 301, and an inner diameter upper tolerance detection sleeve 302 is sleeved outside the inner diameter lower tolerance detection column 301; an inner axial slide rail 303 is arranged on the inner wall of the inner diameter upper tolerance detection sleeve 302, and an inner sliding groove 304 matched with the inner axial slide rail 303 is arranged on the outer wall surface of the inner diameter lower tolerance detection column 301; the fixed plate 2 is provided with an inner sliding ring groove 201 corresponding to the tolerance detection sleeve 302 on the inner diameter.
The front end of the tolerance detection sleeve 302 on the inner diameter is provided with a first conical alignment piece 5, and the tail end of the tolerance detection sleeve 302 on the inner diameter is provided with a first anti-drop ring 6.
The outer diameter detection assembly 4 comprises an outer diameter upper tolerance detection sleeve 401 arranged on the fixed plate 2, an outer diameter lower tolerance detection sleeve 402 is arranged in the outer diameter upper tolerance detection sleeve 401, an outer axial slide rail 403 is arranged on the outer wall surface of the outer diameter lower tolerance detection sleeve 402, and an outer slide groove 404 matched with the outer axial slide rail 403 is arranged on the inner wall surface of the outer diameter upper tolerance detection sleeve 401; the fixing plate 2 is provided with an outer sliding ring groove 202 corresponding to the outer diameter lower tolerance detection sleeve 402.
The front end of the tolerance detection sleeve 401 on the outer diameter is provided with a second conical alignment part 7, and the tail end of the tolerance detection sleeve 402 on the outer diameter is provided with a second anti-drop ring 8.
The front end of the tolerance detection sleeve on the inner diameter and the front end of the tolerance detection sleeve on the outer diameter are detection ends, namely the insertion end of the steel pipe.
The diameter of the tolerance detection column under the inner diameter is the difference between the nominal inner diameter of the steel pipe and the negative tolerance, namely the minimum inner diameter of the steel pipe,
the outer diameter of the tolerance detection sleeve on the inner diameter is the maximum inner diameter of the steel pipe, and the inner diameter of the tolerance detection sleeve on the inner diameter is the minimum inner diameter of the steel pipe.
The inner diameter of the tolerance detection sleeve on the outer diameter is the maximum outer diameter of the steel pipe.
The inner diameter of the outer diameter lower tolerance detection sleeve is the minimum outer diameter of the steel pipe, and the outer diameter of the outer diameter lower tolerance detection sleeve is the maximum outer diameter of the steel pipe.
The utility model discloses a testing process: and respectively inserting the steel pipe into the inner diameter detection assembly or the outer diameter detection assembly, and when the tolerance detection sleeve on the inner diameter of the inner diameter detection assembly moves or the tolerance detection sleeve on the outer diameter of the outer diameter detection assembly moves, indicating that the size meets the requirement.
Claims (4)
1. The utility model provides a steel pipe size detection device which characterized in that: the device comprises a handheld frame (1), wherein a fixed plate (2) is arranged at the upper end of the handheld frame (1), and an inner diameter detection assembly (3) and an outer diameter detection assembly (4) which are distributed up and down are sequentially arranged on the fixed plate (2); the inner diameter detection assembly (3) comprises an inner diameter lower tolerance detection column (301), and an inner diameter upper tolerance detection sleeve (302) is sleeved outside the inner diameter lower tolerance detection column (301); an inner axial sliding rail (303) is arranged on the inner wall of the inner diameter upper tolerance detection sleeve (302), and an inner sliding groove (304) matched with the inner axial sliding rail (303) is arranged on the outer wall surface of the inner diameter lower tolerance detection column (301); and an inner sliding ring groove (201) corresponding to the tolerance detection sleeve (302) on the inner diameter is arranged on the fixing plate (2).
2. The steel pipe size detection device according to claim 1, characterized in that: the front end of the tolerance detection sleeve (302) on the inner diameter is provided with a first conical alignment part (5), and the tail end of the tolerance detection sleeve (302) on the inner diameter is provided with a first anti-drop ring (6).
3. The steel pipe size detection device according to claim 1, characterized in that: the outer diameter detection assembly (4) comprises an outer diameter upper tolerance detection sleeve (401) arranged on the fixing plate (2), an outer diameter lower tolerance detection sleeve (402) is arranged in the outer diameter upper tolerance detection sleeve (401), an outer axial sliding rail (403) is arranged on the outer wall surface of the outer diameter lower tolerance detection sleeve (402), and an outer sliding groove (404) matched with the outer axial sliding rail (403) is arranged on the inner wall surface of the outer diameter upper tolerance detection sleeve (401); and an outer sliding ring groove (202) corresponding to the outer diameter lower tolerance detection sleeve (402) is arranged on the fixing plate (2).
4. The steel pipe size detection device according to claim 3, characterized in that: the front end of the tolerance detection sleeve (401) on the outer diameter is provided with a second conical alignment part (7), and the tail end of the tolerance detection sleeve (402) under the outer diameter is provided with a second anti-drop ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120638457.0U CN214842926U (en) | 2021-03-29 | 2021-03-29 | Steel pipe size detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120638457.0U CN214842926U (en) | 2021-03-29 | 2021-03-29 | Steel pipe size detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214842926U true CN214842926U (en) | 2021-11-23 |
Family
ID=78760674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120638457.0U Active CN214842926U (en) | 2021-03-29 | 2021-03-29 | Steel pipe size detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214842926U (en) |
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2021
- 2021-03-29 CN CN202120638457.0U patent/CN214842926U/en active Active
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230712 Address after: 313000 No. 99, Zhenxing Road, nijiatan village, Shuanglin Town, Nanxun District, Huzhou City, Zhejiang Province Patentee after: Huzhou Zhongrui Cleaning Technology Co.,Ltd. Address before: 313103 huicheling Industrial Park, Heping Town, Changxing County, Huzhou City, Zhejiang Province Patentee before: Huzhou Zhongrui Precision Technology Co.,Ltd. |