CN204649126U - Integral type magnetic trace measures measurer - Google Patents
Integral type magnetic trace measures measurer Download PDFInfo
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- CN204649126U CN204649126U CN201520390263.8U CN201520390263U CN204649126U CN 204649126 U CN204649126 U CN 204649126U CN 201520390263 U CN201520390263 U CN 201520390263U CN 204649126 U CN204649126 U CN 204649126U
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- ruler
- dip stick
- scale
- hole
- magnetic trace
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Abstract
The utility model relates to a kind of integral type magnetic trace and measures measurer, it is characterized in that: it comprises a station meter, an auxiliary scale and a dip stick; Station meter comprises a ruler, is wholely set an angulation dish in one end of ruler, is provided with one first circular hole bottom the other end of ruler; Angulation dish is provided with a circular arc scale strip, circular arc scale strip be centrally located on the axis of ruler; On angulation dish, the position at the arc core place of circular arc scale strip is provided with one first through hole; Auxiliary scale is a ruler structure, is provided with one second circular hole bottom one end of auxiliary scale, and auxiliary scale is by being rotationally connected through the activity clencher of the first circular hole and the second circular hole and station meter; Dip stick is a ruler structure, is provided with one second through hole in dip stick one end, and dip stick is by being rotationally connected through another activity clencher of the first through hole and the second through hole and station meter.The utility model owing to being provided with angulation dish on station meter, and is rotationally connected a dip stick on angulation dish, therefore can carry out defect magnetic trace direction and measurement of length simultaneously, reduces error and the difference of judgement.
Description
Technical field
The utility model relates to a kind of measurer, particularly measures measurer about a kind of integral type magnetic trace.
Background technology
In order to ensure the transportation safety of railway freight-car, needing regularly to detect the critical component of railway freight-car, such as, magnetic powder inspection detection being carried out to parts such as hitch, bolster, side frame, brake beam, crossbar and axletrees.Adopt magnetic powder inspection mainly in order to detect some visual sightless defects.Need when detecting defect to measure the length of defect magnetic trace and two, direction parameter, and the harmfulness that the direction of defect magnetic trace is used safely workpiece is larger, therefore when carrying out magnetic powder inspection and detecting, first the direction of defect magnetic trace should be judged, and then according to its size, judge reprocess workpiece or scrap process.
Angle detecting general provision for defect magnetic trace is: being transverse defect when being more than or equal to 45 ° with workpiece longitudinal centre line angle, is longitudinal defect when being less than 45 °.Therefore when judging, first will judge the direction of defect magnetic trace, namely measuring the angle of defect magnetic trace and work centre line, secondly under different directions condition, judge the permission length of defect magnetic trace, the different length allowed separately in direction is also different.Being permitted on multipart key flaw detection position, to much stricter than the cut to lengthen of longitudinal defect of the length requirement of transverse defect, be therefore judged to be transverse defect, just should carry out scrapping process, what be judged to be longitudinal defect then can carry out Repair.Correct division longitudinal defect and transverse defect, not only great to the relationship between quality of parts, also most important for the cost of overhaul.
But flaw detection personnel are when carrying out quantitative measurement to defect, due to do not have can direct convenience measure instrument, the mode that ruler and bevel protractor therefore can only be adopted to coordinate measures, or adopt range estimation mode to judge direction, but these two kinds of decision procedures all can produce certain error, can not accurately judge.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of integral type magnetic trace simultaneously can measuring defect magnetic trace length and direction and measures measurer.
For achieving the above object, the utility model takes following technical scheme: a kind of integral type magnetic trace measures measurer, it is characterized in that: it comprises a station meter, an auxiliary scale and a dip stick; Described station meter comprises a ruler, is wholely set an angulation dish in one end of described ruler, is provided with one first circular hole bottom the other end of described ruler; Described angulation dish is provided with a circular arc scale strip, on the axis being centrally located at described ruler of described circular arc scale strip; The arc core position of described circular arc scale strip is provided with one first through hole; Described auxiliary scale is a ruler structure, is provided with one second circular hole bottom one end of described auxiliary scale, and described auxiliary scale is by being rotationally connected through the activity clencher of described first circular hole and the second circular hole and described station meter; Described dip stick is a ruler structure, and described dip stick one end is provided with one second through hole, and described dip stick is by being rotationally connected through another activity clencher of described first through hole and the second through hole and station meter.
Arrange respectively in the both sides of described second through hole of described dip stick one with the scale mark of described dip stick dead in line.
At least the side of described dip stick is provided with scale strip; Described ruler and auxiliary scale the same side at least is in the deployed state provided with scale strip.
One groove is set at the junction root of described angulation dish and described ruler, bottom the other end of described auxiliary scale, is provided with the projection of one and described fit depressions.
Scale mark on described circular arc scale strip adopts concave; The scope that takes measurement of an angle of described circular arc scale strip is between 35 ° ~ 55 °.
Described station meter and auxiliary scale adopt rigid plastic, one of transparent plastic and opaque plastics material are made; Described dip stick adopts transparent plastic to make.
The utility model is owing to taking above technical scheme, it has the following advantages: 1, the utility model owing to being provided with angulation dish on station meter, and on angulation dish, be rotationally connected a dip stick, therefore can carry out defect magnetic trace direction and measurement of length simultaneously, reduce error and the difference of judgement, improve the accuracy of detection efficiency and judgement.2, the utility model is owing to being arranged on station meter by dip stick, and therefore dip stick directly can not contact with surface of the work, avoids the destruction to defect magnetic trace when measuring.3, station meter of the present utility model and dip stick are owing to rotating around same center, therefore can relatively adjust in measuring process, conveniently measure the defect magnetic trace of workpiece different parts.4, the utility model is rotationally connected a collapsible auxiliary scale on bottom station meter one end, therefore when measuring larger workpiece, measuring basis can be lengthened, and ensures the accuracy measured.5, the utility model device in a folded configuration overall length be 150mm, be applicable to the measurement of general workpiece and easy to carry; The utility model device in the deployed state overall length is 280mm, can meet the measurement of larger workpiece, and therefore the utility model device is applicable to the measurement requirement of different size workpiece.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model;
Fig. 2 is the one-piece construction schematic diagram of station meter of the present utility model;
Fig. 3 is the one-piece construction schematic diagram of auxiliary scale of the present utility model;
Fig. 4 is the one-piece construction schematic diagram of dip stick of the present utility model;
Fig. 5 is the deployed condition schematic diagram of dip stick of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
As shown in Figure 1, the utility model comprises station meter 1, auxiliary scale 2 and a dip stick 3.
As shown in Figure 2, station meter 1 comprises a ruler 11, is wholely set an angulation dish 12 in one end of ruler 11, is provided with a circular hole 14 bottom the other end of ruler 11.Angulation dish 12 is provided with one for the circular arc scale strip 121 of measured angular angle value, on the axis being centrally located at ruler 11 of circular arc scale strip 121, and opening is towards ruler 11 one end.In the arc core position of circular arc scale strip 121, a through hole 13 is set.
As shown in Figure 3, auxiliary scale 2 is a ruler structure, is provided with a circular hole 21 bottom one end of auxiliary scale 2, and auxiliary scale 2 by being rotationally connected with station meter 1 through the activity clencher 4 of circular hole 21 and circular hole 14, and then forms a folding auxiliary scale 2.
As shown in Figure 4, dip stick 3 is a ruler structure, is provided with a through hole 31 in its one end, and dip stick 3 is by being rotationally connected with station meter 1 through the activity clencher 5 of through hole 31 and through hole 13.
In above-described embodiment, arrange respectively in through hole 31 both sides of dip stick 3 one with the scale mark 32 of dip stick 3 dead in line, for when dip stick 3 rotates, the angle value of defect magnetic trace can be read on angulation dish 12, the direction of defect magnetic trace for confirmation.
In above-described embodiment, at least the side of dip stick 3 is provided with scale strip; Ruler 11 and auxiliary scale 2 the same side at least are in the deployed state provided with scale strip.
In above-described embodiment, dip stick 3 with activity clencher 5 for the center of circle, can do 360 ° around station meter 1 and rotates relatively freely.Auxiliary scale 2 with activity clencher 4 for the center of circle, can do 180 ° around station meter 1 and rotates relatively freely.
In above-described embodiment, angulation dish 12 and the junction root of ruler 11 are provided with a groove 15, bottom the other end of auxiliary scale 2, are provided with a projection 22 matched with groove 15, protruding 22 for when auxiliary scale 2 carries out folding and station meter 1 fixing.
In above-described embodiment, the scale mark on circular arc scale strip 121 adopts concave, and during to avoid using, friction causes scale mark unintelligible; The scope that takes measurement of an angle of circular arc scale strip 121 between 35 ° ~ 55 °, if in order to carry out engineer testing or workpiece have different technical requirements time, also can change angle value scope as required.
In above-described embodiment, station meter 1 and auxiliary scale 2 can adopt rigid plastic, one of transparent plastic and opaque plastics material are made; Dip stick 3 need adopt transparent plastic to make.
Measure measurer according to the integral type magnetic trace provided in above-described embodiment, the utility model additionally provides the measuring method that a kind of integral type magnetic trace measures measurer, and it comprises the following steps:
1) first station meter 1 is alignd with the center line of workpiece with the side of scale strip;
2) then rotation measuring chi 3, make its side with scale strip be adjusted to consistent with the direction of defect magnetic trace after, dip stick 3 reads the exact value of the length of defect magnetic trace;
3) simultaneously, circular arc scale strip 121 is read the angle value of defect magnetic trace and centerlines by scale mark 32;
4) according to the direction determining of defect magnetic trace, it is transverse defect or longitudinal defect, and then determines to carry out Repair to workpiece or scrap process according to the length of defect magnetic trace.
In above-described embodiment, when measuring larger workpiece, folding auxiliary scale 2 can be launched, to improve the accuracy (as shown in Figure 5) of defect magnetic trace location.
In above-described embodiment, when the angle of magnetic trace defect and centerlines be no more than 35 ° or more than 55 ° time, its angle need not be measured, can directly judge defect magnetic trace direction is visual, now only need measure the length of defect magnetic trace.
The various embodiments described above are only for illustration of the utility model; wherein the structure, connected mode etc. of each parts all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.
Claims (6)
1. integral type magnetic trace measures a measurer, it is characterized in that: it comprises a station meter, an auxiliary scale and a dip stick; Described station meter comprises a ruler, is wholely set an angulation dish in one end of described ruler, is provided with one first circular hole bottom the other end of described ruler; Described angulation dish is provided with a circular arc scale strip, on the axis being centrally located at described ruler of described circular arc scale strip; The arc core position of described circular arc scale strip is provided with one first through hole;
Described auxiliary scale is a ruler structure, is provided with one second circular hole bottom one end of described auxiliary scale, and described auxiliary scale is by being rotationally connected through the activity clencher of described first circular hole and the second circular hole and described station meter;
Described dip stick is a ruler structure, and described dip stick one end is provided with one second through hole, and described dip stick is by being rotationally connected through another activity clencher of described first through hole and the second through hole and station meter.
2. integral type magnetic trace as claimed in claim 1 measures measurer, it is characterized in that: arrange respectively in the both sides of described second through hole of described dip stick one with the scale mark of described dip stick dead in line.
3. integral type magnetic trace as claimed in claim 1 or 2 measures measurer, it is characterized in that: at least the side of described dip stick is provided with scale strip; Described ruler and auxiliary scale the same side at least is in the deployed state provided with scale strip.
4. integral type magnetic trace as claimed in claim 1 or 2 measures measurer, it is characterized in that: arrange a groove at the junction root of described angulation dish and described ruler, is provided with the projection of one and described fit depressions bottom the other end of described auxiliary scale.
5. integral type magnetic trace as claimed in claim 1 or 2 measures measurer, it is characterized in that: the scale mark on described circular arc scale strip adopts concave; The scope that takes measurement of an angle of described circular arc scale strip is between 35 ° ~ 55 °.
6. integral type magnetic trace as claimed in claim 1 or 2 measures measurer, it is characterized in that: described station meter and auxiliary scale adopt rigid plastic, one of transparent plastic and opaque plastics material are made; Described dip stick adopts transparent plastic to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390263.8U CN204649126U (en) | 2015-06-08 | 2015-06-08 | Integral type magnetic trace measures measurer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390263.8U CN204649126U (en) | 2015-06-08 | 2015-06-08 | Integral type magnetic trace measures measurer |
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| Publication Number | Publication Date |
|---|---|
| CN204649126U true CN204649126U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520390263.8U Expired - Fee Related CN204649126U (en) | 2015-06-08 | 2015-06-08 | Integral type magnetic trace measures measurer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976933A (en) * | 2015-06-08 | 2015-10-14 | 南车二七车辆有限公司 | Integrated magnetic particle indication measuring tool and measuring method |
| CN107883850A (en) * | 2017-12-15 | 2018-04-06 | 中车眉山车辆有限公司 | The link-type latch-locking of railway freight-car top operation coupler three forms prefabricated subtended angle detection means and detection method |
| CN108981551A (en) * | 2018-05-26 | 2018-12-11 | 广东省特种设备检测研究院东莞检测院 | A kind of pressure-bearing class special equipment deformation of cylindrical gauging instrument |
| CN109291030A (en) * | 2018-10-11 | 2019-02-01 | 金川集团股份有限公司 | A kind of fashioned iron angle positioning tool |
-
2015
- 2015-06-08 CN CN201520390263.8U patent/CN204649126U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976933A (en) * | 2015-06-08 | 2015-10-14 | 南车二七车辆有限公司 | Integrated magnetic particle indication measuring tool and measuring method |
| CN107883850A (en) * | 2017-12-15 | 2018-04-06 | 中车眉山车辆有限公司 | The link-type latch-locking of railway freight-car top operation coupler three forms prefabricated subtended angle detection means and detection method |
| CN107883850B (en) * | 2017-12-15 | 2024-03-08 | 中车眉山车辆有限公司 | Device and method for detecting prefabricated opening angle formed by three connecting rod type upper locking pins of railway wagon upper acting coupler |
| CN108981551A (en) * | 2018-05-26 | 2018-12-11 | 广东省特种设备检测研究院东莞检测院 | A kind of pressure-bearing class special equipment deformation of cylindrical gauging instrument |
| CN109291030A (en) * | 2018-10-11 | 2019-02-01 | 金川集团股份有限公司 | A kind of fashioned iron angle positioning tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100072 Beijing city Fengtai District Zhang Guozhuang No. 1 Patentee after: Beijing Zhongche 27 Vehicles Co. Ltd. Address before: 100072 Beijing city Fengtai District Zhang Guozhuang No. 1 Patentee before: South Locomotive Erqi Vehicle Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20180608 |