CN2752782Y - DC electric machine rotor comprehensive testing instrument - Google Patents
DC electric machine rotor comprehensive testing instrument Download PDFInfo
- Publication number
- CN2752782Y CN2752782Y CN 200420110739 CN200420110739U CN2752782Y CN 2752782 Y CN2752782 Y CN 2752782Y CN 200420110739 CN200420110739 CN 200420110739 CN 200420110739 U CN200420110739 U CN 200420110739U CN 2752782 Y CN2752782 Y CN 2752782Y
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- cylinder
- motor
- magnetic field
- rotor
- electric machine
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- Expired - Fee Related
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Abstract
The utility model relates to a DC electric machine rotor comprehensive testing instrument. A testing platform is equipped with motors installed relatively and a first cylinder, and a magnetic field generator is equipped between said motor and the first cylinder. A third cylinder is installed beside motors, and a carrier rod of the third cylinder is equipped with a contact carbon which is connected with a first oscillograph. The DC electric machine rotor comprehensive testing instrument solves problems of single function of electric machine rotor testing instrument and inconvenient operation in the prior art. The instrument is provided with features ofconvenient operation and test, test of fault of electric machine rotor coil winding, rosin joint and wrong weld of coils, short circuit between coil assemblies, broken circuit of the inside of coil assemblies and short circuit between convolutions, etc.
Description
Technical field
The utility model relates to a kind of DC motor rotor comprehensive detector.
Technical background
Rotor is the critical component of direct current generator, if rotor goes wrong and will influence the work efficiency of direct current generator greatly, even can not turn round.
A kind of detection apparatus for cast-aluminium rotor that cast-aluminum rotor is good, bad in the motor (patent No.: 93228420.5) that detects, it is made up of magnetic field generator and detecting device two parts, it in magnetic field generator with divider resistance of coil tandem, with coil and connect a reometer, and the shape of used silicon steel sheet should be flute profile, semicircle or U-shaped in detecting device.
The disconnection that above-mentioned detector only can be used for the cast-aluminum motor rotor aluminum strip whether, and coil winding, welding that can not detection rotor, whether short circuit or open circuit etc. is of limited application.
Summary of the invention
The utility model provides a kind of use and easy to detect, can detect motor-spin-coil winding mistake, the rosin joint of coil, wrong weldering, short circuit between coil groups, the DC motor rotor comprehensive detector of the short circuit between the opening circuit of coil groups inside, the circle, solve the rotor detector function singleness that prior art exists, used problems such as inconvenience.
Above-mentioned technical purpose of the present utility model mainly solves by the following technical programs: monitor station is provided with the motor and first cylinder that is oppositely arranged, be provided with magnetic field generator between the described motor and first cylinder, other the 3rd cylinder that is provided with of motor, the 3rd ejecting rod of cylinder is provided with the contact carbon-point, and this contact carbon-point connects first oscillograph.Wherein, magnetic field generator produces stable magnetic field, first cylinder withstands rotor to be measured, by the motor-driven rotor rotation, thereby the magnetic field that the coil cutting magnetic field generator of rotor produces forms the situation of imitation direct current generator running, the 3rd cylinder ejection contact carbon-point contacts with the commutator of rotor, the other end of contact carbon-point links to each other with first oscillograph current signal is exported from first oscillograph, judge DC motor rotor from the variation of waveform, thereby whether the coil of judging DC motor rotor exists rosin joint, wrong weldering, short circuit, problem such as open circuit.
As preferably, the opposite side of described magnetic field generator is provided with sensing chip, and this sensing chip is located on second ejecting rod of cylinder and by lead and is connected second oscillograph.Wherein, during the magnetic line of force that rotor rotation cutting magnetic field generator produces, sensing chip can induce the variation in magnetic field, situation with changes of magnetic field changes into oscillogram and exports from second oscillograph thereby sensing chip links to each other with second oscillograph, can judge by the situation of change of waveform whether coil groups inside exists the winding mistake, problem such as whether have wrong weldering, rosin joint and short circuit and open circuit.
As preferably, described magnetic field generator is the permanent magnet induction piece.Wherein, magnetic field generator also can adopt coil to connect the direct supply formation.
As preferably, be provided with the V-type cushion block between the described motor and first cylinder, the center line of this V-type cushion block and described electrical axis are on a logical vertical plane.During detection, only need rotor to be measured is placed on the V-type cushion block, starting first cylinder can send rotor into detecting position, and need not hold rotor, uses with detection very convenient.
As preferably, described motor output end is provided with preceding inner cone locating sleeve, and described first ejecting rod of cylinder is provided with back inner cone locating sleeve, and this preceding inner cone locating sleeve is oppositely arranged with back inner cone locating sleeve and their axis extended line overlaps.Wherein, preceding inner cone locating sleeve is used with back inner cone locating sleeve, and the axis that can guarantee rotor is coaxial with the axis of motor, has improved the accuracy of detection.
As preferably, described monitor station is provided with controller, the start or stop of this controller control motor and the action of first cylinder, second cylinder and the 3rd cylinder.By the action of each cylinder of controller may command and motor, whole testing process is reduced to placement rotor and two actions of start-up control device, make detecting operation very convenient.
Therefore, the utlity model has and use and easy to detect, can detect motor-spin-coil winding mistake, the rosin joint of coil, the wrong weldering, the short circuit between coil groups, the characteristics such as short circuit between the opening circuit of coil groups inside, the circle.Wherein, magnetic field generator produces stable magnetic field, first cylinder withstands rotor to be measured, by the motor-driven rotor rotation, thereby the magnetic field that the coil cutting magnetic field generator of rotor produces forms the situation of imitation direct current generator running, the 3rd cylinder ejection contact carbon-point contacts with the commutator of rotor, the other end of contact carbon-point links to each other with first oscillograph current signal is exported from first oscillograph, judge DC motor rotor from the variation of waveform, thereby whether the coil of judging DC motor rotor exists rosin joint, wrong weldering, short circuit, problem such as open circuit.Wherein, during the magnetic line of force that rotor rotation cutting magnetic field generator produces, sensing chip can induce the variation in magnetic field, situation with changes of magnetic field changes into oscillogram and exports from second oscillograph thereby sensing chip links to each other with second oscillograph, can judge by the situation of change of waveform whether coil groups inside exists the winding mistake, problem such as whether have wrong weldering, rosin joint and short circuit and open circuit.During detection, only need rotor to be measured is placed on the V-type cushion block, starting first cylinder can send rotor into detecting position, and need not hold rotor, uses with detection very convenient.Wherein, preceding inner cone locating sleeve is used with back inner cone locating sleeve, and the axis that can guarantee rotor is coaxial with the axis of motor, has improved the accuracy of detection.By the action of each cylinder of controller may command and motor, whole testing process is reduced to placement rotor and two actions of start-up control device, make detecting operation very convenient.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is the utility model user mode synoptic diagram.
Specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: as depicted in figs. 1 and 2, monitor station 15 is provided with the coaxial motor that is oppositely arranged 7 and first cylinder 5, back inner cone locating sleeve 4 on the push rod of inner cone locating sleeve 6, the first cylinders 5 before the front end of motor 7 is provided with, preceding inner cone locating sleeve 6 is relative coaxial with back inner cone locating sleeve 4.Preceding inner cone locating sleeve 6 other the 3rd cylinder 11, the three cylinders 11 push rods that are provided with are provided with contact carbon-point 12, and contact carbon-point 12 can contact with the commutator of rotor 1 under the ejection of the 3rd cylinder, and the other end of contact carbon-point 12 links to each other with first oscillograph 2.
Be provided with V-type cushion block 8 between the motor 7 and first cylinder 5, the axis of this V-type cushion block 8 and the motor and first cylinder is on same vertical plane.One side of V-type cushion block is provided with permanent magnet induction piece 13, and its opposite side is provided with sensing chip 10, and this sensing chip 10 is located on the push rod of second cylinder 9 and is connected second oscillograph 3.Monitor station 15 is provided with controller 14, and these controller 14 control motors and first cylinder 5, second cylinder 9 and the 3rd cylinder 11 are by order start or stop before and after the substep.
During use, as long as rotor 1 is placed on the V-type cushion block, press the start button of controller, first cylinder promptly can be released back inner cone locating sleeve, and rotor 1 is delivered to set axial location on the monitor station, motor entry into service simultaneously.Afterwards second cylinder is released sensing chip, cooperates the permanent magnet induction piece that rotor is carried out radial location, and the 3rd cylinder can contact commutator the carbon-point release simultaneously, rotor commutator is detected, and reflect by oscillograph.After detection finishes, press the stop button of controller, 3 cylinders promptly can be regained successively, rotor put into take out all very convenient.What need do is exactly to put rotor, touch the button and observation oscilloscope.
Claims (6)
1, a kind of DC motor rotor comprehensive detector, monitor station is provided with the motor and first cylinder that is oppositely arranged, it is characterized in that being provided with magnetic field generator between described motor (7) and first cylinder (5), other the 3rd cylinder (11) that is provided with of motor, the 3rd cylinder (11) push rod is provided with contact carbon-point (12), and this contact carbon-point (12) connects first oscillograph (2).
2, DC motor rotor comprehensive detector according to claim 1, the opposite side that it is characterized in that described magnetic field generator is provided with sensing chip (10), and this sensing chip (10) is located on second cylinder (9) push rod and by lead and is connected second oscillograph (3).
3, DC motor rotor comprehensive detector according to claim 1 and 2 is characterized in that described magnetic field generator is permanent magnet induction piece (13).
4, DC motor rotor comprehensive detector according to claim 1 and 2 is characterized in that being provided with between the described motor and first cylinder V-type cushion block (8), and the center line of this V-type cushion block (8) and described electrical axis are on a logical vertical plane.
5, DC motor rotor comprehensive detector according to claim 1 and 2, it is characterized in that described motor output end is provided with preceding inner cone locating sleeve (6), described first ejecting rod of cylinder is provided with back inner cone locating sleeve (4), and this preceding inner cone locating sleeve (6) is oppositely arranged with back inner cone locating sleeve (4) and their axis extended line overlaps.
6, DC motor rotor comprehensive detector according to claim 1 and 2, it is characterized in that described monitor station (15) is provided with controller (14), the start or stop of this controller (14) control motor and the action of first cylinder (5), second cylinder (9) and the 3rd cylinder (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110739 CN2752782Y (en) | 2004-11-29 | 2004-11-29 | DC electric machine rotor comprehensive testing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110739 CN2752782Y (en) | 2004-11-29 | 2004-11-29 | DC electric machine rotor comprehensive testing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2752782Y true CN2752782Y (en) | 2006-01-18 |
Family
ID=35914193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420110739 Expired - Fee Related CN2752782Y (en) | 2004-11-29 | 2004-11-29 | DC electric machine rotor comprehensive testing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2752782Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102495324A (en) * | 2011-11-30 | 2012-06-13 | 芜湖杰诺瑞汽车电器***有限公司 | Earthing and turn-to-turn short circuit testing device of rotor of permanent magnetic starter motor and testing method thereof |
| CN103675558A (en) * | 2013-12-23 | 2014-03-26 | 天津清源电动车辆有限责任公司 | Performance test device for motor controller major loop of electric vehicle |
| CN104898054A (en) * | 2014-03-04 | 2015-09-09 | 许元 | Comprehensive performance test device for DC motor rotor commutator and carbon brush |
-
2004
- 2004-11-29 CN CN 200420110739 patent/CN2752782Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102495324A (en) * | 2011-11-30 | 2012-06-13 | 芜湖杰诺瑞汽车电器***有限公司 | Earthing and turn-to-turn short circuit testing device of rotor of permanent magnetic starter motor and testing method thereof |
| CN103675558A (en) * | 2013-12-23 | 2014-03-26 | 天津清源电动车辆有限责任公司 | Performance test device for motor controller major loop of electric vehicle |
| CN103675558B (en) * | 2013-12-23 | 2016-03-02 | 天津清源电动车辆有限责任公司 | A kind of performance test device for motor controller major loop of electric automobile |
| CN104898054A (en) * | 2014-03-04 | 2015-09-09 | 许元 | Comprehensive performance test device for DC motor rotor commutator and carbon brush |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060118 Termination date: 20091229 |