CN112556621A - Detection device for motor rotor shaft - Google Patents
Detection device for motor rotor shaft Download PDFInfo
- Publication number
- CN112556621A CN112556621A CN202011228456.5A CN202011228456A CN112556621A CN 112556621 A CN112556621 A CN 112556621A CN 202011228456 A CN202011228456 A CN 202011228456A CN 112556621 A CN112556621 A CN 112556621A
- Authority
- CN
- China
- Prior art keywords
- motor rotor
- rotor shaft
- positioning
- thick bamboo
- test piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
- G01B21/24—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes for testing alignment of axes
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention provides a detection device for a motor rotor shaft, and belongs to the technical field of machinery. It has solved prior art and has had the poor problem of stability. This detection device of electric motor rotor axle includes the frame, still includes a location section of thick bamboo, test piece one and test piece two, and a vertical department that links firmly in frame upper portion department of a location section of thick bamboo of above-mentioned location section of thick bamboo, and a test head that above-mentioned test piece two links firmly in the frame inside and test piece two is located the lower part department in a location section of thick bamboo, and a test head that connects in frame upper portion department and test piece one inlays in a location section of thick bamboo lateral part department. This detection device of motor rotor axle stability is high.
Description
Technical Field
The invention belongs to the technical field of machinery, and relates to a detection device for a motor rotor shaft.
Background
The rotor shaft of an electric machine requires a relatively high precision, for example: concentricity, length, etc. have relatively high accuracy requirements.
After the motor rotor shaft is formed, detection operation is needed, and unqualified products are removed through the detection operation. In a conventional inspection work, an operator generally holds a corresponding inspection tool and performs the inspection work.
It can be seen that the above detection operation is labor intensive, and the detection accuracy is completely determined by the experience of the operator, resulting in poor stability.
Disclosure of Invention
The invention aims to provide a detection device of a motor rotor shaft, which has high stability and compact structure and solves the problems in the prior art.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a detection apparatus for electric motor rotor axle, includes the frame, its characterized in that still includes a location section of thick bamboo, test piece one and test piece two, and above-mentioned location section of thick bamboo is vertical to be linked firmly in frame upper portion department, and above-mentioned test piece two links firmly the test head that just tests piece two in the frame is located the lower part department of a location section of thick bamboo, and above-mentioned test piece one connects the test head that just tests piece one in frame upper portion department and inlays in location section of thick bamboo lateral part department.
The detection device for the motor rotor shaft creatively connects the positioning cylinder to the frame, and the motor rotor shaft to be tested can be inserted into the positioning cylinder to perform corresponding detection operation.
Particularly, after the motor rotor shaft is embedded in the positioning cylinder, the length size of the motor rotor shaft can be detected quickly and accurately when the second testing piece is in contact with the lower end of the motor rotor shaft.
After the test piece is stretched into the positioning cylinder and is contacted with the side part of the motor rotor shaft, the concentricity size of the motor rotor shaft can be detected after the motor rotor shaft rotates for at least one circle.
In the detection device for the motor rotor shaft, the second testing piece is a touch sensor, and after the motor rotor shaft is embedded in the positioning cylinder, the lower end of the motor rotor shaft can be in contact with the second testing piece.
In the detection device of the motor rotor shaft, the second testing piece further comprises a positioning plate and a positioning nut, the positioning plate is fixedly connected in the frame through a fastener and provided with a through hole penetrating through the positioning plate, the upper end of the touch sensor is penetrated in the through hole, and the positioning nut is in threaded connection with the upper end of the touch sensor and abuts against the upper portion of the positioning plate.
Because the positioning nut is in threaded connection at the upper part of the touch sensor, and the touch sensor penetrates through the through hole of the positioning plate, the positioning nut can be stably connected to the rack after abutting against the positioning plate.
In the detection device of the motor rotor shaft, one test piece comprises a test head, a guide block and a fixed seat, the guide block is located between the fixed seat and the positioning cylinder, the fixed seat is fixedly connected with a driving piece, the test head is arranged on the guide block in a penetrating mode, the outer end of the test head can be embedded into the test head through the side portion of the positioning cylinder, and the inner end of the test head is connected with the driving piece.
The guide block plays the effect to the test head direction, and the fixing base is used for stable fixed connection driving piece, can make the test head follow the guide block and stabilize the translation in the driving piece action process.
In the above detecting device for a rotor shaft of an electric motor, the driving member is an air cylinder.
Of course, it is also possible to use a cylinder or a linear motor as the drive member, depending on the actual situation.
Compared with the prior art, the detection device of the motor rotor shaft only needs to load the motor rotor shaft into the positioning cylinder, and can complete the detection operation on the length size and the concentricity size in the process of rotating the motor rotor shaft, so that the detection is quick and the stability is high.
Meanwhile, the first testing piece and the second testing piece are adjacent and are arranged on the frame, so that the structure is compact and the practical value is high.
Drawings
Fig. 1 is a schematic structural diagram of the detection device for the rotor shaft of the motor.
Fig. 2 is a schematic perspective view of the detecting device for the rotor shaft of the motor.
In the figure, 1, a frame; 2. a positioning cylinder; 3. a touch sensor; 4. positioning a plate; 5. positioning a nut; 6. a test head; 7. a guide block; 8. a fixed seat; 9. a drive member.
Detailed Description
As shown in the figures 1 and 2, the detection device for the motor rotor shaft comprises a frame 1, and further comprises a positioning cylinder 2, a first test piece and a second test piece, wherein the positioning cylinder 2 is vertically fixedly connected to the upper portion of the frame 1, the second test piece is fixedly connected to the inner portion of the frame 1, a test head of the second test piece is located at the lower portion of the positioning cylinder 2, and the first test piece is connected to the upper portion of the frame 1 and the test head of the first test piece is embedded in the lateral portion of the positioning cylinder 2.
The second testing piece is a touch sensor 3, and after the motor rotor shaft is embedded in the positioning cylinder 2, the lower end of the motor rotor shaft can be in contact with the second testing piece.
The second testing piece further comprises a positioning plate 4 and a positioning nut 5, the positioning plate 4 is fixedly connected in the rack 1 through a fastener and is provided with a through hole penetrating through the positioning plate 4, the upper end of the touch sensor 3 is penetrated through the through hole, and the positioning nut 5 is in threaded connection with the upper end of the touch sensor 3 and the positioning nut 5 is abutted against the upper part of the positioning plate 4.
One of the test piece includes test head 6, guide block 7 and fixing base 8, and above-mentioned guide block 7 is located between fixing base 8 and the location section of thick bamboo 2, has linked firmly driving piece 9 on the fixing base 8, and above-mentioned test head 6 wears to establish on guide block 7 and test head 6 outer end can inlay in it by 2 lateral parts of a location section of thick bamboo, and above-mentioned test head 6 inner is connected with driving piece 9.
The driving part 9 is a cylinder.
The detection device for the motor rotor shaft creatively connects the positioning cylinder to the frame, and the motor rotor shaft to be tested can be inserted into the positioning cylinder to perform corresponding detection operation.
Particularly, after the motor rotor shaft is embedded in the positioning cylinder, the length size of the motor rotor shaft can be detected quickly and accurately when the second testing piece is in contact with the lower end of the motor rotor shaft.
After the test piece is stretched into the positioning cylinder and is contacted with the side part of the motor rotor shaft, the concentricity size of the motor rotor shaft can be detected after the motor rotor shaft rotates for at least one circle.
Claims (5)
1. The utility model provides a detection apparatus for electric motor rotor axle, includes the frame, its characterized in that still includes a location section of thick bamboo, test piece one and test piece two, and above-mentioned location section of thick bamboo is vertical to be linked firmly in frame upper portion department, and above-mentioned test piece two links firmly the test head that just tests piece two in the frame is located the lower part department of a location section of thick bamboo, and above-mentioned test piece one connects the test head that just tests piece one in frame upper portion department and inlays in location section of thick bamboo lateral part department.
2. The detecting device for the motor rotor shaft according to claim 1, wherein the second testing member is a touch sensor, and the lower end of the motor rotor shaft can contact with the second testing member after the motor rotor shaft is embedded in the positioning cylinder.
3. The device for detecting the shaft of the motor rotor as claimed in claim 2, wherein the second testing member further comprises a positioning plate and a positioning nut, the positioning plate is fixedly connected in the frame through a fastener and provided with a through hole penetrating through the positioning plate, the upper end of the touch sensor penetrates through the through hole, the positioning nut is in threaded connection with the upper end of the touch sensor, and the positioning nut abuts against the upper portion of the positioning plate.
4. The device for detecting the rotor shaft of the motor as claimed in claim 3, wherein the testing member includes a testing head, a guiding block and a fixing seat, the guiding block is located between the fixing seat and the positioning cylinder, the fixing seat is fixedly connected with the driving member, the testing head is arranged on the guiding block in a penetrating manner, the outer end of the testing head can be embedded in the positioning cylinder by the side portion of the positioning cylinder, and the inner end of the testing head is connected with the driving member.
5. The apparatus of claim 4, wherein the drive member is a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011228456.5A CN112556621A (en) | 2020-11-06 | 2020-11-06 | Detection device for motor rotor shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011228456.5A CN112556621A (en) | 2020-11-06 | 2020-11-06 | Detection device for motor rotor shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112556621A true CN112556621A (en) | 2021-03-26 |
Family
ID=75042178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011228456.5A Pending CN112556621A (en) | 2020-11-06 | 2020-11-06 | Detection device for motor rotor shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112556621A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080191721A1 (en) * | 2007-02-08 | 2008-08-14 | Feinmetall Gmbh | Electrical test device for testing electrical test pieces |
| CN102338627A (en) * | 2011-04-25 | 2012-02-01 | 大连联合风电轴承有限公司 | Instrument for measuring height of large bearing, height of ring and variation |
| CN105606047A (en) * | 2015-12-30 | 2016-05-25 | 大连德迈仕精密科技股份有限公司 | Shaft component automatic detection equipment |
| CN110595425A (en) * | 2019-09-23 | 2019-12-20 | 东莞市蓉工自动化科技有限公司 | Detection mechanism of coupler |
| CN111007397A (en) * | 2019-12-31 | 2020-04-14 | 宁波高悦精密机械有限公司 | Motor integrated test system |
-
2020
- 2020-11-06 CN CN202011228456.5A patent/CN112556621A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080191721A1 (en) * | 2007-02-08 | 2008-08-14 | Feinmetall Gmbh | Electrical test device for testing electrical test pieces |
| CN102338627A (en) * | 2011-04-25 | 2012-02-01 | 大连联合风电轴承有限公司 | Instrument for measuring height of large bearing, height of ring and variation |
| CN105606047A (en) * | 2015-12-30 | 2016-05-25 | 大连德迈仕精密科技股份有限公司 | Shaft component automatic detection equipment |
| CN110595425A (en) * | 2019-09-23 | 2019-12-20 | 东莞市蓉工自动化科技有限公司 | Detection mechanism of coupler |
| CN111007397A (en) * | 2019-12-31 | 2020-04-14 | 宁波高悦精密机械有限公司 | Motor integrated test system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210326 |