CN204329878U - Concentricity testing device - Google Patents
Concentricity testing device Download PDFInfo
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- CN204329878U CN204329878U CN201520022577.2U CN201520022577U CN204329878U CN 204329878 U CN204329878 U CN 204329878U CN 201520022577 U CN201520022577 U CN 201520022577U CN 204329878 U CN204329878 U CN 204329878U
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Abstract
The utility model provides a kind of concentricity testing device, comprising: the first location division, and the first location division has the first center pit of through setting, and the first location division is arranged on the center position of the first end of product to be detected; Second location division, the second location division has the second center pit of through setting, and the second location division is arranged on the center position of the second end of product to be detected; Check rod, check rod coordinates with the first center pit and the second center pit, when the two ends of check rod successively through product to be detected when the first center pit, the second center pit are concentric, the two ends decentraction of product to be detected when check rod misplaces with the second center pit through the first center pit.Treat testing product intuitively owing to adopting concentricity testing device and carry out concentricity detection, but not the concentricity adopting mensuration to treat testing product is measured, and thus effectively improves detection efficiency, reduces the labour intensity of staff, ensure that manufacturing schedule, reduces testing cost.
Description
Technical field
The utility model relates to Product checking technical field, in particular to a kind of concentricity testing device.
Background technology
In prior art, the general concentricity of mensuration to product that adopt detects.
For air channel structure, when measuring the concentricity at air channel structure two ends, need the relative dimensions measuring air channel structure with vernier caliper, and by measuring the data obtained, the concentricity of air channel structure being judged, and determines deviate.
Above-mentioned employing mensuration carries out the problems such as detection exists large, the consuming time length of intensity of workers, measuring error is large, measurement cost is high, delay production to the concentricity of product.
Utility model content
Fundamental purpose of the present utility model is to provide a kind of concentricity testing device, detects to solve concentricity in prior art the problem that there is measuring accuracy difference, length consuming time.
To achieve these goals, the utility model provides a kind of concentricity testing device, comprising: the first location division, and the first location division has the first center pit of through setting, and the first location division is arranged on the center position of the first end of product to be detected; Second location division, the second location division has the second center pit of through setting, and the second location division is arranged on the center position of the second end of product to be detected; Check rod, check rod coordinates with the first center pit and the second center pit, when the two ends of check rod successively through product to be detected when the first center pit, the second center pit are concentric, the two ends decentraction of product to be detected when check rod misplaces with the second center pit through the first center pit.
Further, check rod comprises: barred body, the central axis linearly shape of barred body; Backstop cap, backstop cap is arranged on the top of barred body, and the surperficial counter stopper away from the second side, location division of backstop cap and the first location division.
Further, the xsect of backstop cap is greater than the cross-sectional area of the first center pit.
Further, one end away from backstop cap of barred body has for making barred body and the first center pit to the guidance part of the heart.
Further, guidance part be arranged on barred body away from the guiding surface on backstop cap one end.
Further, concentricity testing device also comprises pilot sleeve, and pilot sleeve arranges with the first center pit is concentric and stretches out near the second side, location division.
Further, the first location division comprises: the first positioning disk, and the first positioning disk has the first center pit and the first pilot hole, and the first pilot hole is multiple, and multiple first pilot hole is intervally installed; First locking member, the first locking member is multiple, and multiple first locking member and multiple first pilot hole one_to_one corresponding are arranged.
Further, the first pilot hole is the first counterbore, and the first locking member is the first screw, and the head backstop of the first screw is at the step surface place of the first counterbore.
Further, the second location division comprises: the second positioning disk, and the second positioning disk has the second center pit and the second pilot hole, and the second pilot hole is multiple, and multiple second pilot hole is intervally installed; Second locking member, the second locking member is multiple, and multiple second locking member and multiple second pilot hole one_to_one corresponding are arranged.
Further, the second pilot hole is the second counterbore, and the second locking member is the second screw, and the head backstop of the second screw is at the step surface place of the second counterbore.
Application the technical solution of the utility model, first location division has the first center pit of through setting, first location division is arranged on the center position of the first end of product to be detected, second location division has the second center pit of through setting, second location division is arranged on the center position of the second end of product to be detected, check rod coordinates with the first center pit and the second center pit, when check rod is successively through the first center pit, during the second center pit, the two ends of product to be detected are concentric, when check rod is through the first center pit, and the two ends decentraction of product to be detected when misplacing with the second center pit.Owing to being provided with the first location division and the second location division, thus first by for subsequent use for location, the two two ends at product to be detected, then check rod is inserted by the first center pit, and whether the insertion end of observing check rod can penetrate in the second center pit, thus the concentricity treating testing product makes intuitive and accurate judgement.Treat testing product intuitively owing to adopting concentricity testing device and carry out concentricity detection, but not the concentricity adopting mensuration to treat testing product is measured, and thus effectively improves detection efficiency, reduces the labour intensity of staff, ensure that manufacturing schedule, reduces testing cost.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the concentricity testing device in the utility model;
Fig. 2 shows the structural representation of the check rod in the utility model;
Fig. 3 shows the structural representation of the first location division in the utility model;
Fig. 4 shows the front view of Fig. 3;
Fig. 5 shows the structural representation of the second location division in the utility model; And
Fig. 6 shows the front view of Fig. 5.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, the first location division; 11, the first center pit; 12, the first positioning disk; 13, the first pilot hole; 14, the first locking member; 20, the second location division; 21, the second center pit; 22, the second positioning disk; 23, the second pilot hole; 24, the second locking member; 30, check rod; 31, barred body; 32, backstop cap; 40, pilot sleeve.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
Detect to solve concentricity in prior art the problem that there is measuring accuracy difference, length consuming time, the utility model provides a kind of concentricity testing device.
As shown in Figures 1 to 6, concentricity testing device comprises the center position that the first center pit 11, first location division 10 that the first location division 20, location division 10, second and check rod 30, first location division 10 have a through setting is arranged on the first end of product to be detected; The second center pit 21, second location division 20 that second location division 20 has a through setting is arranged on the center position of the second end of product to be detected; Check rod 30 coordinates with the first center pit 11 and the second center pit 21, when the two ends of check rod 30 successively through product to be detected when the first center pit 11, the second center pit 21 are concentric, the two ends decentraction of product to be detected when check rod 30 misplaces with the second center pit 21 through the first center pit 11.
Owing to being provided with the first location division 10 and the second location division 20, thus first by for subsequent use for location, the two two ends at product to be detected, then check rod 30 is inserted by the first center pit 11, and whether the insertion end of observing check rod 30 can penetrate in the second center pit 21, thus the concentricity treating testing product makes intuitive and accurate judgement.
Treat testing product intuitively owing to adopting concentricity testing device and carry out concentricity detection, but not the concentricity adopting mensuration to treat testing product is measured, and thus effectively improves detection efficiency, reduces the labour intensity of staff, ensure that manufacturing schedule, reduces testing cost.
In the preferred implementation shown in Fig. 2, check rod 30 comprises barred body 31 and backstop cap 32, the central axis linearly shape of barred body 31, backstop cap 32 is arranged on the top of barred body 31, and the surperficial counter stopper away from the second side, location division 20 of backstop cap 32 and the first location division 10.Due to the central axis linearly shape of barred body 31, thus make barred body 31 and the first center pit 11 coaxially arrange, thus check rod 30 is convenient in insertion first center pit 11.Because check rod 30 has backstop cap 32, thus when check rod 30 inserts after in the first center pit 11, the top of check rod 30 effectively can be avoided to be absorbed in the first center pit 11, thus check rod 30 to be had be convenient to the feature that plugs, improve the dependability of concentricity testing device.
In the specific embodiment shown in Fig. 2, the xsect of backstop cap 32 is greater than the cross-sectional area of the first center pit 11.Because the cross-sectional area of backstop cap 32 is large, thus effectively avoids backstop cap 32 to be absorbed in the first center pit 11, thus ensure that the backstop reliability of check rod 30.
In a not shown preferred implementation, backstop cap 32 can also be a backstop rod, and the length of backstop rod is greater than the aperture of the first center pit 11, thus ensure that the backstop reliability of backstop cap 32.
In order to improve the assembly reliability of check rod 30 and the first center pit 11, one end away from backstop cap 32 of barred body 31 has the guidance part for making barred body 31 and the first center pit 11 pairs of hearts.Owing to being provided with guidance part, thus improve the assembling speed of check rod 30 and the first location division 10, thus improve the detection efficiency of concentricity testing device.
In preferred implementation as shown in Figure 2, guidance part be arranged on barred body 31 away from the guiding surface on backstop cap 32 one end, at guiding surface place.Owing to being provided with guiding surface at the inserted terminal of barred body 31, thus improve the contraposition efficiency of check rod 30 and the first location division 20, location division 10, second, thus improve the detection efficiency of concentricity testing device.
Preferably, the cross-sectional area of barred body 31 increases gradually along the direction near backstop cap 32.
Concentricity testing device in the utility model also comprises pilot sleeve 40, and pilot sleeve 40 arranges with the first center pit 11 is concentric and stretches out (please refer to Fig. 1 and Fig. 4) near the second side, location division 20.Owing to being provided with pilot sleeve 40, thus the inserted terminal through the check rod 30 of the first center pit 11 can be made to stretch into towards the second center pit 21 side under the effect of pilot sleeve 40, avoid check rod 30 excessively to rock in motion process, thus improve the detecting reliability of concentricity testing device.
The first location division 10 in the utility model comprises the first positioning disk 12 and the first locking member 14, first positioning disk 12 has the first center pit 11 and the first pilot hole 13, first pilot hole 13 is multiple, and multiple first pilot hole 13 is intervally installed; First locking member 14 is multiple, and multiple first locking member 14 is arranged with multiple first pilot hole 13 one_to_one corresponding.Owing to being provided with multiple first pilot hole 13, thus the first positioning disk 12 can be fixed on the end face of product to be detected through the first pilot hole 13 by the first locking member 14, thus ensures the reliability of positioning of the first location division 10.
In the specific embodiment shown in Fig. 3 and Fig. 4, the first pilot hole 13 is the first counterbore, and the first locking member 14 is the first screw, and the head backstop of the first screw is at the step surface place of the first counterbore.Because the first pilot hole 13 is counterbore, thus when screw coordinates with this counterbore, the head of screw can be absorbed in counterbore, thus avoids this screw of external force collision, and makes screw backstop at step surface place, has and connects reliable feature.
The second location division 20 in the utility model comprises the second positioning disk 22 and the second locking member 24, second positioning disk 22 has the second center pit 21 and the second pilot hole 23, second pilot hole 23 is multiple, and multiple second pilot hole 23 is intervally installed; Second locking member 24 is multiple, and multiple second locking member 24 is arranged with multiple second pilot hole 23 one_to_one corresponding.Owing to being provided with multiple second pilot hole 23, thus the second positioning disk 22 can be fixed on the end face of product to be detected through the second pilot hole 23 by the second locking member 24, thus ensures the reliability of positioning of the second location division 20.
In the specific embodiment shown in Fig. 2, the second pilot hole 23 is the second counterbore, and the second locking member 24 is the second screw, and the head backstop of the second screw is at the step surface place of the second counterbore.Because the second pilot hole 23 is counterbore, thus when screw coordinates with this counterbore, the head of screw can be absorbed in counterbore, thus avoids this screw of external force collision, and makes screw backstop at step surface place, has and connects reliable feature.
Concentricity testing device in the utility model can pass through the size and shape of replacing first positioning disk 12 and the second positioning disk 22, to adapt to the request for utilization of the product to be detected of different model.
Concentricity testing device design tolerance 0.5mm in the utility model, namely goes up more than lower deviation 0.5mm.
Concentricity testing device in the utility model can detect certified products fast, and efficiency is high, usability is higher, precision is high, dirigibility is high.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a concentricity testing device, is characterized in that, comprising:
First location division (10), described first location division (10) has first center pit (11) of through setting, and described first location division (10) is arranged on the center position of the first end of product to be detected;
Second location division (20), described second location division (20) has second center pit (21) of through setting, and described second location division (20) is arranged on the center position of the second end of described product to be detected;
Check rod (30), described check rod (30) coordinates with described first center pit (11) and described second center pit (21), when described check rod (30) is concentric through the two ends of described product to be detected when described first center pit (11), described second center pit (21) successively, the two ends decentraction of described product to be detected when described check rod (30) misplaces with described second center pit (21) through described first center pit (11).
2. concentricity testing device according to claim 1, is characterized in that, described check rod (30) comprising:
Barred body (31), the central axis linearly shape of described barred body (31);
Backstop cap (32), described backstop cap (32) is arranged on the top of described barred body (31), and the surperficial counter stopper away from described second location division (20) side of described backstop cap (32) and described first location division (10).
3. concentricity testing device according to claim 2, is characterized in that, the xsect of described backstop cap (32) is greater than the cross-sectional area of described first center pit (11).
4. concentricity testing device according to claim 2, it is characterized in that, one end away from described backstop cap (32) of described barred body (31) has for making described barred body (31) and described first center pit (11) to the guidance part of the heart.
5. concentricity testing device according to claim 4, is characterized in that, described guidance part for be arranged on described barred body (31) away from the guiding surface on described backstop cap (32) one end.
6. concentricity testing device according to claim 1, it is characterized in that, described concentricity testing device also comprises pilot sleeve (40), and described pilot sleeve (40) arranges with described first center pit (11) is concentric and stretches out near described second location division (20) side.
7. concentricity testing device according to claim 1, is characterized in that, described first location division (10) comprising:
First positioning disk (12), described first positioning disk (12) has described first center pit (11) and the first pilot hole (13), described first pilot hole (13) is for multiple, and multiple described first pilot hole (13) is intervally installed;
First locking member (14), described first locking member (14) is for multiple, and multiple described first locking member (14) and multiple described first pilot hole (13) one_to_one corresponding are arranged.
8. concentricity testing device according to claim 7, it is characterized in that, described first pilot hole (13) is the first counterbore, and described first locking member (14) is the first screw, and the head backstop of described first screw is at the step surface place of described first counterbore.
9. concentricity testing device according to claim 1, is characterized in that, described second location division (20) comprising:
Second positioning disk (22), described second positioning disk (22) has described second center pit (21) and the second pilot hole (23), described second pilot hole (23) is for multiple, and multiple described second pilot hole (23) is intervally installed;
Second locking member (24), described second locking member (24) is for multiple, and multiple described second locking member (24) and multiple described second pilot hole (23) one_to_one corresponding are arranged.
10. concentricity testing device according to claim 9, it is characterized in that, described second pilot hole (23) is the second counterbore, and described second locking member (24) is the second screw, and the head backstop of described second screw is at the step surface place of described second counterbore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520022577.2U CN204329878U (en) | 2015-01-13 | 2015-01-13 | Concentricity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520022577.2U CN204329878U (en) | 2015-01-13 | 2015-01-13 | Concentricity testing device |
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| Publication Number | Publication Date |
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| CN204329878U true CN204329878U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520022577.2U Active CN204329878U (en) | 2015-01-13 | 2015-01-13 | Concentricity testing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767409A (en) * | 2016-12-22 | 2017-05-31 | 中国核工业二四建设有限公司 | Positioner and its application method when a kind of shell penetration piece sleeve is installed |
| CN110425969A (en) * | 2019-08-29 | 2019-11-08 | 武汉友芝友医疗科技股份有限公司 | A kind of device and method measuring slender piece concentricity |
| CN115265318A (en) * | 2022-09-27 | 2022-11-01 | 成都和鸿科技股份有限公司 | Arc step measuring tool and method |
-
2015
- 2015-01-13 CN CN201520022577.2U patent/CN204329878U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767409A (en) * | 2016-12-22 | 2017-05-31 | 中国核工业二四建设有限公司 | Positioner and its application method when a kind of shell penetration piece sleeve is installed |
| CN110425969A (en) * | 2019-08-29 | 2019-11-08 | 武汉友芝友医疗科技股份有限公司 | A kind of device and method measuring slender piece concentricity |
| CN115265318A (en) * | 2022-09-27 | 2022-11-01 | 成都和鸿科技股份有限公司 | Arc step measuring tool and method |
| CN115265318B (en) * | 2022-09-27 | 2023-01-13 | 成都和鸿科技股份有限公司 | Arc step measuring tool and method |
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