CN102288096A - Shaft declination angle measurement device - Google Patents
Shaft declination angle measurement device Download PDFInfo
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- CN102288096A CN102288096A CN2011101315861A CN201110131586A CN102288096A CN 102288096 A CN102288096 A CN 102288096A CN 2011101315861 A CN2011101315861 A CN 2011101315861A CN 201110131586 A CN201110131586 A CN 201110131586A CN 102288096 A CN102288096 A CN 102288096A
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Abstract
The invention provides a shaft declination angle measurement device. The device comprises a fixed shaft switchover base (1) and an adjustable shaft switchover base (2). Two ends of a shaft (3) to be measured are connected with one end of the fixed shaft switchover base (1) and one end of the adjustable shaft switchover base (2) respectively. The device is characterized in that a first measuring dial indicator (4) and a second measuring dial indicator (5) are respectively installed at two ends of the shaft (3) to be measured. According to the shaft declination angle measurement device disclosed by the invention, the two dial indicators are used for measuring and connecting the shaft declination angle; the motion direction of the adjustable shaft switchover base can be judged according to measurement values of the two dial indicators; the device is simple and practicable; and the device has a time-saving and labour-saving effect for measuring and arranging the shaft declination angle.
Description
Technical field
The present invention relates to the mechanical measurement technique field, especially, relate to a kind of measurement of angle device.
Background technology
Usually helicopter tail transmission shaft, power transmission shaft have the requirement that is provided with and measures the coupling shaft drift angle when carrying out stryctyrak test, its objective is the connection angle deviation that simulation causes owing to system's stand under load, frame deflection and alignment error etc., record the structural strength of axle by operational test.When having the connection angle deviation, axle whenever revolves to turn around and just produces additional primary stress circulation.
The implementation that following simulation connection angle deviation is arranged in the correlation technique:
Among Fig. 1, by along vertical axis direction translation adjustable shaft adapter 2 ', making its relative fixed axle adapter 1 ' axis displacement is Y, according to measured axis 3 ' length L, Ci Shi coupling shaft drift angle α satisfies relational expression Tan α=Y/L as can be known.Thereby,, calculate adjustable shaft adapter 2 ' the need distance Y of translation usually according to coupling shaft drift angle α that stipulates in the testing requirements and known shaft length L.At mobile adjustable shaft adapter 2 ' preceding, need regulate earlier adjustable shaft adapter 2 among Fig. 1 ' and stationary shaft adapter 1 ' between the axis coaxle degree, and then with adjustable shaft adapter 2 ' by direction shown in Figure 1 near mobile guide spare 7 ' translation distance Y, can be met the coupling shaft drift angle of requirement.
Yet there is following problem in the correlation technique:
1) before each measured axis is installed the regulating shaft drift angle, need readjust the axis coaxle degree between adjustable shaft adapter and the stationary shaft adapter, time-consuming, effort;
2) the power transmission shaft length is generally about 600mm, the length of tail transmission shaft is about 1700mm～3100mm, the adjustable shaft adapter needs the distance of translation, when for example the long tail transmission shaft of 1700mm～3100mm requires the coupling shaft drift angle to be 0.75 °, the distance that needs translation is Y=22.3mm～40.6mm, the drift angle is big more, and axle is long more, and translation distance is long more.Require the mobile guide spare among Fig. 1 to grow for this reason, and its when installing relatively an axle adapter axis want vertical, otherwise displacement is long more, error is big more;
3) distance between the diaxon adapter needs the configure dedicated laser alignment instrument to come aligning, the cost height; And
4) the adjustable shaft adapter needs design, processing guiding mating surface and translation distance to measure face, and requirement on machining accuracy is tight, the cost height.
In order to address the above problem, need improve existing technique scheme, so that the measurement engineering of axle drift angle is simple.
Summary of the invention
The object of the present invention is to provide a kind of measurement of angle device, low precision and time-consuming problem when measuring and being provided with a spool drift angle in the correlation technique to solve.
For solving the problems of the technologies described above, the invention provides a kind of measurement of angle device, comprise: stationary shaft adapter and adjustable shaft adapter, the two ends of measured axis are connected with an end of said fixing axle adapter and an end of above-mentioned adjustable shaft adapter respectively, wherein, the first metering dial gauge and the second metering dial gauge are installed respectively at the two ends of measured axis.
Further, the two ends of measured axis are provided with first flange and second flange, and measured axis is connected with the flange of stationary shaft adapter one end and the flange of adjustable shaft adapter one end respectively with second flange by this first flange.
Further, first flange of measured axis is connected with the flange of stationary shaft adapter one end and the flange of adjustable shaft adapter one end respectively by flexible coupling with second flange.
Further, the adjustable shaft adapter has rectangular bottom surface, and its rectangular bottom surface has four end points:: first end points, second end points, the 3rd end points and the 4th end points.
Further, first mounting and fixing support of the first metering dial gauge is arranged in the rotating shaft of stationary shaft adapter, first sounding rod of this first metering dial gauge is arranged on the side of measured axis near first flange, and the flange of first flange and stationary shaft adapter one end is between this first mounting and fixing support and this first sounding rod.
Further, second mounting and fixing support of the second metering dial gauge is arranged in the rotating shaft of adjustable shaft adapter, second sounding rod of this second metering dial gauge is arranged on the side of measured axis near second flange, and the flange of second flange and adjustable shaft adapter one end is between this second mounting and fixing support and this second sounding rod.
The present invention measures the coupling shaft drift angle by using two dial gauges, and passes through the moving direction of the measured value judgement adjustable shaft adapter of two dial gauges, and is simple, for measuring and a drift angle being set, has effect of saving time and labor.
Except purpose described above, feature and advantage, the present invention also has other purpose, feature and advantage.With reference to figure, the present invention is further detailed explanation below.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the axle measurement of angle device plan structure synoptic diagram in the correlation technique;
Fig. 2 is the axle measurement of angle device plan structure synoptic diagram of the preferred embodiment of the present invention; And
Fig. 3 is the method synoptic diagram that utilizes according to axle measurement of angle measurement device coupling shaft of the present invention drift angle size.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Referring to Fig. 2, axle measurement of angle device according to the present invention comprises: stationary shaft adapter 1 and adjustable shaft adapter 2, the two ends of measured axis 3 are connected with an end of described stationary shaft adapter 1 and an end of described adjustable shaft adapter 2 respectively, wherein, the first metering dial gauge 4 and the second metering dial gauge 5 are installed respectively at the two ends of measured axis 3.
Preferably, the two ends of above-mentioned measured axis 3 are provided with first flange 32 and second flange 34, and above-mentioned measured axis 3 is connected with the 3rd flange 12 of said fixing axle adapter 1 one ends and the 4th flange 22 of above-mentioned adjustable shaft adapter 2 one ends respectively with second flange 34 by above-mentioned first flange 32.
Preferably, first flange 32 of above-mentioned measured axis 3 is connected with the 4th flange 22 with above-mentioned the 3rd flange 12 respectively by flexible coupling 6 with second flange 34.This shaft joint is to be superimposed by the thick stainless steel substrates of several pieces 0.2mm to make, and also is the lamination shaft joint, and the distortion by flexible coupling realizes that two transition that have between the rigid member of coupling shaft drift angle connect.
Preferably, above-mentioned adjustable shaft adapter 2 has rectangular bottom surface, and its rectangular bottom surface has four end points: first end points 23, second end points 24, the 3rd end points 25 and the 4th end points 26.Said structure has the following advantages: when measuring, according to the reading of dial gauge, regulate the position of adjustable shaft adapter by passing above-mentioned four end points, be convenient to operation, accurately and take weak point.
Preferably, first mounting and fixing support 42 of the above-mentioned first metering dial gauge 4 is arranged in the rotating shaft of said fixing axle adapter 1, first sounding rod 44 of the above-mentioned first metering dial gauge 4 is arranged on the side of above-mentioned measured axis 3 near first flange 32, and above-mentioned first flange 32 and above-mentioned the 3rd flange 12 are between above-mentioned first mounting and fixing support 42 and above-mentioned first sounding rod 44.The mounting structure of above-mentioned metering dial gauge is a kind of preferred structure of the present invention, also can change or adjust it as required.
Preferably, second mounting and fixing support 52 of the above-mentioned second metering dial gauge 5 is arranged in the rotating shaft of above-mentioned adjustable shaft adapter 2, second sounding rod 54 of the above-mentioned second metering dial gauge 5 is arranged on the side of above-mentioned measured axis 3 near second flange 34, and above-mentioned second flange 34 and above-mentioned the 4th flange 22 are between above-mentioned second mounting and fixing support 52 and above-mentioned second sounding rod 54.The mounting structure of above-mentioned metering dial gauge is a kind of preferred structure of the present invention, also can change or adjust it as required.
Fig. 3 is the method synoptic diagram that utilizes according to axle measurement of angle measurement device coupling shaft of the present invention drift angle size.The geometric relationship that forms after the rotation synchronously when there is the axle drift angle in the present invention according to two web member axis, a metering dial gauge respectively is installed respectively at the measured axis two ends, reading by two dial gauges (4 and 5), analyze interpretation adjustable shaft adapter 2 due correct moving directions, when mobile adjustable shaft adapter 2 makes two dial gauges 4,5 all can reach correct reading, show that promptly the coupling shaft drift angle has reached the coupling shaft drift angle of test specification regulation.
R measures by outside micrometer, oil ga(u)ge slide calliper rule among the figure, the measurement of angle method is with the zero setting of dial gauge reading in the K position, again manually with adjustable shaft adapter 2 ring flanges 22 and measured axis 3 synchronous Rotate 180 ° positions (being the J position), dial gauge 5 readings are X, at this moment, coupling shaft drift angle α has relational expression α=arcsin (X/2R).Relational expression can draw the due corresponding X value of dial gauge of correspondence when the coupling shaft drift angle of stipulating in the testing requirements is α as calculated thus.
When regulating the coupling shaft drift angle,, can judge: a) should pass the adjustable shaft adapter and still pass at 25,26 ends at 23,24 ends according to the reading relation of measured axis two ends dial gauge 4 and 5; B) be that 23,24 (or 25,26) are held passing synchronously or passed adjustable shaft adapter 2 at 23 (or 24,25,26) end separately; C) when the reading of measured axis two ends dial gauge 4 and 5 reaches due correct reading X simultaneously, show that the coupling shaft drift angle has reached the coupling shaft drift angle of test specification regulation.
Beneficial effect of the present invention specifically is described below:
1) before each measured axis is installed the regulating shaft drift angle, do not need to readjust the axis coaxle degree between adjustable shaft adapter and the stationary shaft adapter, save time, laborsaving;
2) under the situation that does not dispose mobile guide spare, also can realize the present invention, do not have the actual connection declination error that exists error to bring because of mobile guide spare installation site, but mobile guide spare can be used as optional structure employing in the present invention;
3) use two dial gauge measurement axis drift angles, need not the configure dedicated laser alignment instrument and come aligning in advance, cost is low; And
4) the adjustable shaft adapter need not to be provided with specially guiding mating surface and translation distance measurement face, has simplified technology.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. axle measurement of angle device, comprise: stationary shaft adapter (1) and adjustable shaft adapter (2), the two ends of measured axis (3) are connected with an end of described stationary shaft adapter (1) and an end of described adjustable shaft adapter (2) respectively, it is characterized in that, the first metering dial gauge (4) and the second metering dial gauge (5) are installed respectively at the two ends of measured axis (3).
2. device according to claim 1, it is characterized in that, the two ends of described measured axis (3) are provided with first flange (32) and second flange (34), and described measured axis (3) is connected with the 3rd flange (12) of described stationary shaft adapter (1) one end and the 4th flange (22) of described adjustable shaft adapter (2) one ends respectively with second flange (34) by described first flange (32).
3. device according to claim 2 is characterized in that, first flange (32) of described measured axis (3) is connected with the 4th flange (22) with described the 3rd flange (12) respectively by flexible coupling (6) with second flange (34).
4. according to each described device of claim 1-3, it is characterized in that, described adjustable shaft adapter (2) has rectangular bottom surface, and its rectangular bottom surface has four end points: first end points (23), second end points (24), the 3rd end points (25) and the 4th end points (26).
5. device according to claim 4, it is characterized in that, first mounting and fixing support (42) of the described first metering dial gauge (4) is arranged in the rotating shaft of described stationary shaft adapter (1), first sounding rod (44) of the described first metering dial gauge (4) is arranged on the side of described measured axis (3) near first flange (32), and described first flange (32) and described the 3rd flange (12) are positioned between described first mounting and fixing support (42) and described first sounding rod (44).
6. device according to claim 4, it is characterized in that, second mounting and fixing support (52) of the described second metering dial gauge (5) is arranged in the rotating shaft of described adjustable shaft adapter (2), second sounding rod (54) of the described second metering dial gauge (5) is arranged on the side of described measured axis (3) near second flange (34), and described second flange (34) and described the 4th flange (22) are positioned between described second mounting and fixing support (52) and described second sounding rod (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101315861A CN102288096A (en) | 2011-05-18 | 2011-05-18 | Shaft declination angle measurement device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101315861A CN102288096A (en) | 2011-05-18 | 2011-05-18 | Shaft declination angle measurement device |
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| CN102288096A true CN102288096A (en) | 2011-12-21 |
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| CN2011101315861A Pending CN102288096A (en) | 2011-05-18 | 2011-05-18 | Shaft declination angle measurement device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102706264A (en) * | 2012-06-02 | 2012-10-03 | 洛阳轴研科技股份有限公司 | Method for detecting coaxiality of inner bore of bearing block when bearing block in electric main shaft rotates at constant speed |
| CN104833290A (en) * | 2014-10-29 | 2015-08-12 | 北汽福田汽车股份有限公司 | Transmission shaft torsion gap detection method and system |
| CN105526904A (en) * | 2015-11-30 | 2016-04-27 | 中航飞机股份有限公司西安飞机分公司 | Airplane control plane deflection angle measuring device |
| CN105865375A (en) * | 2016-04-05 | 2016-08-17 | 河北工程大学 | Semitrailer axial deviation angle detection apparatus and method |
| CN106441035A (en) * | 2016-08-30 | 2017-02-22 | 福建省马尾造船股份有限公司 | Method for determining centering angle of intermediate shaft |
| CN113739702A (en) * | 2020-05-27 | 2021-12-03 | 台达电子（东莞）有限公司 | Apparatus and method for measuring OA axial core size |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4586264A (en) * | 1984-12-31 | 1986-05-06 | Industrial Maintenance Systems, Inc. | Methods for measuring alignment of coupled shafts |
| WO2000023781A1 (en) * | 1998-10-22 | 2000-04-27 | Alignment Solutions, Inc. | Methods and apparatus for measuring and adjusting for shaft misalignment in power equipment |
| CN201497481U (en) * | 2009-09-23 | 2010-06-02 | 武汉钢铁(集团)公司 | Multipurpose turbine device axiality checking device |
-
2011
- 2011-05-18 CN CN2011101315861A patent/CN102288096A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4586264A (en) * | 1984-12-31 | 1986-05-06 | Industrial Maintenance Systems, Inc. | Methods for measuring alignment of coupled shafts |
| WO2000023781A1 (en) * | 1998-10-22 | 2000-04-27 | Alignment Solutions, Inc. | Methods and apparatus for measuring and adjusting for shaft misalignment in power equipment |
| CN201497481U (en) * | 2009-09-23 | 2010-06-02 | 武汉钢铁(集团)公司 | Multipurpose turbine device axiality checking device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102706264A (en) * | 2012-06-02 | 2012-10-03 | 洛阳轴研科技股份有限公司 | Method for detecting coaxiality of inner bore of bearing block when bearing block in electric main shaft rotates at constant speed |
| CN104833290A (en) * | 2014-10-29 | 2015-08-12 | 北汽福田汽车股份有限公司 | Transmission shaft torsion gap detection method and system |
| CN105526904A (en) * | 2015-11-30 | 2016-04-27 | 中航飞机股份有限公司西安飞机分公司 | Airplane control plane deflection angle measuring device |
| CN105865375A (en) * | 2016-04-05 | 2016-08-17 | 河北工程大学 | Semitrailer axial deviation angle detection apparatus and method |
| CN105865375B (en) * | 2016-04-05 | 2020-08-04 | 河北工程大学 | Device and method for detecting deflection angle of semitrailer axle |
| CN106441035A (en) * | 2016-08-30 | 2017-02-22 | 福建省马尾造船股份有限公司 | Method for determining centering angle of intermediate shaft |
| CN106441035B (en) * | 2016-08-30 | 2019-03-19 | 福建省马尾造船股份有限公司 | A kind of method of determining intermediate shaft assignment angle |
| CN113739702A (en) * | 2020-05-27 | 2021-12-03 | 台达电子（东莞）有限公司 | Apparatus and method for measuring OA axial core size |
| CN113739702B (en) * | 2020-05-27 | 2024-07-12 | 台达电子（东莞）有限公司 | OA axis core size measuring device and method |
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Application publication date: 20111221 |