CN210141845U - Generator stator roundness measurement system - Google Patents
Generator stator roundness measurement system Download PDFInfo
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- CN210141845U CN210141845U CN201920741366.2U CN201920741366U CN210141845U CN 210141845 U CN210141845 U CN 210141845U CN 201920741366 U CN201920741366 U CN 201920741366U CN 210141845 U CN210141845 U CN 210141845U
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- generator stator
- roundness measurement
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Abstract
The utility model discloses a generator stator roundness measurement system, including motor stator core, the key lies in: the measuring instrument is arranged in the middle of the stator core; the measuring instrument comprises a base, a supporting column arranged on the base and a distance measuring instrument arranged at the top end of the supporting column, wherein a horizontal adjusting mechanism and a longitudinal adjusting mechanism are integrated on the supporting column, and a verticality adjusting mechanism is arranged between the supporting column and the base. The utility model discloses directly take the automatic distancer of non-contact, it is high to have measurement accuracy, and the interference killing feature is strong, and operation and reading are convenient, and non-contact measurement surface need not polish in advance and clean the advantage of saving the process such as etc. to overcome prior art's not enough.
Description
Technical Field
The utility model relates to a roundness measurement instrument technical field particularly, relates to a generator stator roundness measurement system.
Background
The measurement of the roundness of the generator stator is a critical step in field assembly of the generator stator, installation of iron core laminations and operation, overhaul and maintenance of the generator, and the roundness is an important basis for detecting whether the overall dimension of equipment is qualified or not and whether the equipment meets the national standard or not. Currently, the roundness of the stator is mostly measured by matching a special circle measuring frame with an inside micrometer. Survey cylinder is surveyed in firm ground or the installation on the basis, surveys cylinder surface smoothness and cooperates nested measurement cantilever, and the height of measuring the cantilever is operated from top to bottom through promoting the chain by manual work or electronic, and it can finely tune to measure the cantilever level, and it sets up inside micrometer to measure the cantilever end, promotes by the manual work and measures the cantilever, stops in required survey point department, measures the reading by the manual work regulation micrometer. Because the diameter of a stator of a large-scale generator is large, a cantilever of the circle measuring frame is long, deformation is easy to occur, each measuring point is stopped in the measuring process, the vibration of the measuring cantilever is large, the reading error is large, and the speed of the measuring method for manually measuring the reading by using a micrometer is low. In the whole installation and maintenance process, repeated retesting is also needed to check the verticality of the actual measurement cylinder and the levelness of the measurement cantilever, a large amount of manpower and material resources are usually needed, a long time is spent, and the working quality and the working progress are seriously influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a generator stator roundness measuring system directly takes the automatic distancer of non-contact, and it is high to have a measurement accuracy, and the interference killing feature is strong, and operation and reading are convenient, and non-contact measurement surface need not polish in advance and clean the advantage of saving the process such as waiting to overcome prior art not enough.
In order to achieve the technical purpose, the utility model discloses a technical scheme specifically as follows:
the utility model provides a generator stator roundness measurement system, includes motor stator core, its characterized in that: the measuring instrument is arranged in the middle of the stator core; the measuring instrument comprises a base, a supporting column arranged on the base and a distance measuring instrument arranged at the top end of the supporting column, wherein a horizontal adjusting mechanism and a longitudinal adjusting mechanism are integrated on the supporting column, and a verticality adjusting mechanism is arranged between the supporting column and the base.
Further, the top end of the holding column is provided with a rotating disc and is connected to the lower part of the distance measuring instrument.
The rotating disc can drive the distance measuring instrument to continuously move and change positions in the horizontal direction, and different measuring points are measured.
Further, a micro motor for driving the rotating disc is arranged at the top of the supporting column.
Furthermore, the longitudinal adjusting mechanism is a height-adjustable support column body which is arranged to be telescopic, and a hydraulic cylinder or a pneumatic cylinder is integrated in the column body to drive the upper part of the column body to lift.
Further, the horizontal adjustment mechanism comprises a multidirectional radially adjustable centering mechanism connected to the bottom of the support column.
Furthermore, a displacement sensor is further arranged on the support column body and used for detecting the height position of the column body.
Further, the verticality adjusting mechanism comprises a supporting column inclination adjusting mechanism connected to the bottom of the supporting column.
Further, the range finder is specifically a photoelectric range finder, and a 3D scanner may also be used.
The 3D scanner directly presents a stereogram of the measured section for more intuitive analysis and calculation.
The beneficial effects of the utility model reside in that: the utility model discloses be different from prior art, the utility model discloses the radius relative value of the whole survey point department of this section is measured to the rotatory round of main distancer on support post upper portion, can analyze the circularity that this department of stator with the radius method.
Drawings
Fig. 1 is the utility model provides a generator stator roundness measurement system structure sketch map.
Reference numerals:
1 is a stator core, 2 is a stator base, 3 is a stator center, 4 is a rotating disc, 5 is a distance meter, 6 is a support column, 7 is a verticality adjusting mechanism, 8 is a centering mechanism, and 9 is a base.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
As shown in fig. 1, a generator stator roundness measuring system includes a motor stator core 1, and further includes a measuring instrument 5 disposed in the middle of the stator core; the measuring instrument comprises a base 9, a support column 6 arranged on the base and a distance measuring instrument 5 arranged at the top end of the support column, wherein a horizontal adjusting mechanism and a longitudinal adjusting mechanism are integrated on the support column, and a verticality adjusting mechanism 7 is arranged between the support column and the base.
The top end of the support column is provided with a rotating disc 4 and is connected to the lower part of the distance measuring instrument. The rotating disc can drive the distance measuring instrument to continuously move and change positions in the horizontal direction, and different measuring points are measured. The top of the supporting column is also provided with a micro motor for driving the rotating disk.
The longitudinal adjusting mechanism is a supporting column body with adjustable height, the column body is arranged to be telescopic, and a hydraulic cylinder or a pneumatic cylinder is integrated in the column body to drive the upper part of the column body to lift. And a displacement sensor is also arranged on the support column body and used for measuring the rising height of the column body.
The horizontal adjustment mechanism includes a multi-directional radially adjustable centering mechanism 8 attached to the bottom of the support column.
The verticality adjusting mechanism 7 comprises a supporting column inclination adjusting mechanism connected to the bottom of the supporting column. The inclination adjusting mechanism adopts the traditional mechanical perpendicularity adjustment, and the reliability of the inclination adjusting mechanism is guaranteed.
The range finder is specifically a photoelectric range finder. The distance measuring instrument can select the latest and most advanced measuring instrument according to the technical development and the product upgrade so as to ensure the measuring precision and the convenience of operating and reading. And a 3D scanner can be adopted to directly present a three-dimensional size chart of the measured section so as to facilitate more intuitive analysis and calculation.
When the in-service use, the utility model discloses fix stator core earlier on stator frame 2, place the base of measuring apparatu at stator core's middle part again, preferentially carry out the straightness adjustment that hangs down, centering mechanism is multi-direction radially adjustable, adopts a plurality of fine settings to press the awl to carry out the centering and rises. The centering mechanism adopts a universal mechanical centering clamping piece, so that the reliability is higher. After the verticality is adjusted, the height of the supporting column is adjusted according to the height of the stator iron core, the distance meter is adjusted to a proper height, and the rotating disc rotates to drive the distance meter to measure 360 degrees. The height of the supporting column can be adjusted up and down so as to select different measuring sections, and the distance measuring instrument can measure a plurality of groups of radius values in the same section with fixed height by 360 degrees as required. In order to facilitate the operation, the control, adjustment and signals of the distance measuring instrument, the rotary turntable, the support column and other equipment can be externally connected with integrated control equipment, and the measurement values of height, verticality, radius and the like can be displayed and stored in real time, so that the measurement records with higher automation degree can be conveniently rechecked at any time.
The utility model has the advantages of measurement accuracy is high, and the interference killing feature is strong, and operation and reading are convenient, do not receive mechanical parts machining error or the influence of deformation, and non-contact measurement surface need not polish in advance and clean saving process to circle in overcoming current equipment and the work piece and survey not enough and the drawback that work efficiency is low on the circle device.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a generator stator roundness measurement system, includes motor stator core, its characterized in that: the measuring instrument is arranged in the middle of the stator core; the measuring instrument comprises a base, a supporting column arranged on the base and a distance measuring instrument arranged at the top end of the supporting column, wherein a horizontal adjusting mechanism and a longitudinal adjusting mechanism are integrated on the supporting column, and a verticality adjusting mechanism is arranged between the supporting column and the base.
2. The generator stator roundness measurement system of claim 1, wherein: the top end of the support column is provided with a rotating disc and is connected to the lower part of the range finder.
3. The generator stator roundness measurement system of claim 2, wherein: and the top of the support column is also provided with a micro motor for driving the rotary disk.
4. The generator stator roundness measurement system of claim 1, wherein: the longitudinal adjusting mechanism is a supporting column body with adjustable height, the column body is arranged to be telescopic, and a hydraulic cylinder or a pneumatic cylinder is integrated in the column body to drive the upper part of the column body to lift.
5. The generator stator roundness measurement system of claim 1, wherein: the horizontal adjusting mechanism comprises a multidirectional radial adjustable centering mechanism connected to the bottom of the support column.
6. The generator stator roundness measurement system of claim 4, wherein: and the support column body is also provided with a displacement sensor for detecting the height position of the column body.
7. The generator stator roundness measurement system of claim 1, wherein: the perpendicularity adjusting mechanism comprises a supporting column inclination adjusting mechanism connected to the bottom of the supporting column.
8. The generator stator roundness measurement system of claim 1, wherein: the range finder is specifically a photoelectric range finder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920741366.2U CN210141845U (en) | 2019-05-22 | 2019-05-22 | Generator stator roundness measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920741366.2U CN210141845U (en) | 2019-05-22 | 2019-05-22 | Generator stator roundness measurement system |
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| Publication Number | Publication Date |
|---|---|
| CN210141845U true CN210141845U (en) | 2020-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920741366.2U Active CN210141845U (en) | 2019-05-22 | 2019-05-22 | Generator stator roundness measurement system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108678A (en) * | 2021-04-14 | 2021-07-13 | 四川华能涪江水电有限责任公司 | Method for measuring and adjusting center of fixed part of hydroelectric generating set |
-
2019
- 2019-05-22 CN CN201920741366.2U patent/CN210141845U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108678A (en) * | 2021-04-14 | 2021-07-13 | 四川华能涪江水电有限责任公司 | Method for measuring and adjusting center of fixed part of hydroelectric generating set |
| CN113108678B (en) * | 2021-04-14 | 2023-01-24 | 四川华能涪江水电有限责任公司 | Method for measuring and adjusting center of fixed part of hydroelectric generating set |
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