CN202372139U - Rotor run-out detection device - Google Patents
Rotor run-out detection device Download PDFInfo
- Publication number
- CN202372139U CN202372139U CN2011205149936U CN201120514993U CN202372139U CN 202372139 U CN202372139 U CN 202372139U CN 2011205149936 U CN2011205149936 U CN 2011205149936U CN 201120514993 U CN201120514993 U CN 201120514993U CN 202372139 U CN202372139 U CN 202372139U
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- rotor
- unit
- light receiving
- processing unit
- receiving unit
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Abstract
The utility model discloses a rotor run-out detection device, which comprises a light emission unit fastened on the detection device, two fixtures, a light receiving unit, a rotor starting unit and a processing unit, wherein an emission port of the light emission unit is opposite to a receiving port of the light receiving unit. Due to the adoption of the rotor run-out detection device, contact-less motor rotor run-out detection is realized; and the rotor run-out detection device has the advantages of operational rationality, high accuracy and high stability.
Description
Technical field
The utility model relates to a kind of pick-up unit, refers to a kind of rotor jitter detection apparatus especially.
Background technology
In the prior art, the rotor detection of beating is that the operative employee detects with clock gauge after plugging the small power supply rotary rotor on the appliance special for detecting and obtains data.Because the amount of motor is bigger, beating at motor needs 100% to need in the testing process, and the operative employee measuring error can often occur in detecting for a long time.Even measure also according to normal method and can cause measuring error, the shaft distortion amount when this measuring error derives from hand and on rotor, drives rotor and rotate; Also having an aspect also to have influence on measurement, is exactly clock gauge, because the pressure head of clock gauge is pressed in axle head, possibly reduce the amplitude of beating like this, and then influences the test result of beating.
Summary of the invention
The purpose of the utility model is to overcome the defective of prior art, and a kind of rotor jitter detection apparatus is provided, and has realized non-contact type rotor glitch detection, have operation rationally, precision is high, detection speed is fast, can be by quick metering, stable advantage such as strong.
The technical scheme that realizes above-mentioned purpose is:
A kind of rotor jitter detection apparatus of the utility model comprises:
Be anchored on an Optical Transmit Unit, two anchor clamps, a light receiving unit, a rotor startup unit and a processing unit on the said pick-up unit; The emission port of wherein said Optical Transmit Unit is corresponding with the receiving port of said light receiving unit.
Above-mentioned Optical Transmit Unit comprises one or a plurality of light emitting diode and a scattering module and the collimator camera lens on emission light optical axis, arranged successively;
Said light receiving unit comprises a telecentric optics assembly and a high-speed linear imageing sensor of on said emission light optical axis, arranging successively, and said high-speed linear imageing sensor connects said processing unit.
Above-mentioned light receiving unit further comprises one at said emission light optical axis and be located at the optical splitter between said telecentric optics assembly and the high-speed linear imageing sensor; With one be positioned at said optical splitter refract light optical axis image sensor, said image sensor connects said processing unit.
Above-mentioned processing unit comprises an analog to digital converter, a digital edge detection process device, a central processing unit, a storer and the display that communication successively connects, and said analog to digital converter is connected with said memory communication; Said analog to digital converter is used to receive the electric signal of said light receiving unit and is digital signal with said electrical signal conversion; Said storer is used to store data; Said digital edge detection process device is used for the digital edge detection process of data; Said central processing unit is used for the function control of said processing unit and the numerical evaluation of data; Said display is used for showing the detection data.
Above-mentioned anchor clamps form the folder hole of a pair of correspondence,
Said rotor startup unit comprises: a driving motor, a rotating band, a power wheel, two-wheeled locating wheel and a wheel carrier; Said locating wheel is anchored on said wheel carrier, and said driving motor is in transmission connection through said power wheel and said rotating band, and said rotating band is socketed in outside said power wheel and the said locating wheel;
Establish when being fixed between said two anchor clamps through said folder hole folder when a rotor, the armature spindle of said rotor is between said Optical Transmit Unit and said light receiving unit;
Rotating band between said two locating wheels is close to the lower surface of said rotor.
The utility model has been owing to adopted above technical scheme, makes it have following beneficial effect to be:
The employing of Optical Transmit Unit and light receiving unit has realized non-contact type motor glitch detection; Rotating band between two locating wheels is close to the rotor lower surface, realizes the transmission of rotor behind the unlatching driving motor.The utility model has been realized non-contact type rotor glitch detection, has the advantage that operation is reasonable, precision is high, stability is strong.
Description of drawings
Fig. 1 is the structural representation of the utility model rotor jitter detection apparatus;
Fig. 2 is the stravismus system architecture synoptic diagram of the utility model rotor jitter detection apparatus;
Fig. 3 is the schematic diagram of the utility model rotor jitter detection apparatus.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.
See also Fig. 1, Fig. 3, a kind of rotor jitter detection apparatus of the utility model comprises:
Be anchored on a Optical Transmit Unit 3 on the said pick-up unit, two anchor clamps 4, a light receiving unit 2, a rotor startup unit 5 and a processing unit 7; Wherein the emission port of Optical Transmit Unit 3 is corresponding with the receiving port of light receiving unit 2.Optical Transmit Unit 3 is fixed on the pick-up unit 1 through a support with light receiving unit 2.Measure and adopt the heed contacted measure technology, rely on Optical Transmit Unit 3 and light receiving unit 2 to come the inductiopn rotor axle to beat, realized non-contact type armature spindle glitch detection.
See also Fig. 1, Fig. 2, anchor clamps 4 form the folder hole 41 of a pair of correspondence, and rotor startup unit 5 comprises: a driving motor 51, a rotating band 52, a power wheel 53, two-wheeled locating wheel 54 and a wheel carrier 55; Locating wheel 54 is anchored on wheel carrier 55, and driving motor 51 is in transmission connection through power wheel 53 and rotating band 52, and rotating band 52 is socketed in outside power wheel 53 and the locating wheel 54;
Establish when being fixed between two anchor clamps 4 through folder hole 41 folder when a rotor 6, the armature spindle 61 of rotor 6 is between Optical Transmit Unit 3 and light receiving unit 2;
Rotating band 52 between two locating wheels 54 is close to the lower surface of rotor 6.
See also Fig. 3, Optical Transmit Unit 3 comprises one or a plurality of gallium nitride (GaN) high brightness LED 31 and a scattering module 32 and the collimator camera lens 33 on emission light optical axis, arranged successively; The cooperation of scattering module 32 and collimator camera lens 33 realizes obtaining more uniform directional light.
Light receiving unit 9 further comprise one the emission light optical axis and be located at telecentric optics assembly 22 and high-speed linear imageing sensor 21 between optical splitter 23; Optical splitter 23 becomes a fixed angle with emission light optical axis; On the refract light optical axis of optical splitter 23, be provided with an image sensor 24, image sensor 24 adopts CMOS image sensor and connection processing unit 7.
The digital edge detection process device of the analog to digital converter 71, that processing unit 7 comprises successively that communication connects 72, a central processing unit 73, a storer 74 and a display 75, and analog to digital converter 71 is communicated by letter with storer 74 and is connected; Analog to digital converter 71 is used to receive the electric signal of light receiving unit 2 and is digital signal with electrical signal conversion; Storer 74 is used to store data; Numeral edge detection process device 72 is used for the digital edge detection process of data; Central processing unit 73 is used for the function control of processing unit 7 and the numerical evaluation of data; Display 75 is used for showing the detection data, detects data and comprises detection numerical value and armature spindle image.
See also Fig. 2, Fig. 3, when detecting, a rotor 6 to be measured is folded on two anchor clamps 4, make rotor 4 lower surfaces be close to a rotating band 52, and the armature spindle 61 of rotor to be measured 6 is between an Optical Transmit Unit 3 and a light receiving unit 2;
Start a driving motor 51, driving motor 51 drives rotor 6 through rotating band 52 and rotates;
Directional light sends radiant light also successively through scattering module 32 and the 33 back acquisitions of collimator camera lens through one or a plurality of high-brightness GaN light emitting diode 31 of Optical Transmit Unit 3.
This image is incident upon respectively on high-speed linear imageing sensor 21 (high-speed linear CCD) and the image sensor 24 (CMOS) by an optical splitter 23 through a telecentric optics assembly 22 backs;
Afterwards, high-speed linear CCD and CMOS image sensor 24 transmit one first electric signal and one second electric signal respectively and give processing unit 7;
Through analog to digital converter 71 first electric signal is become one first digital signal and one second digital signal with second electrical signal conversion;
Wherein first digital signal carries out carrying out the numerical value processing by central processing unit 73 again after the digital edge detection process through a digital edge detection process device 72, obtains final detection data;
Should detect data storage and behind storer 74, send to display 75;
Simultaneously, second digital signal is stored in storer 74 and sends to display 75;
More than combine accompanying drawing embodiment that the utility model is specified, those skilled in the art can make the many variations example to the utility model according to above-mentioned explanation.Thereby some details among the embodiment should not constitute the qualification to the utility model, and the scope that the utility model will define with appended claims is as the protection domain of the utility model.
Claims (5)
1. a rotor jitter detection apparatus is characterized in that, comprising: be anchored on an Optical Transmit Unit, two anchor clamps, a light receiving unit, a rotor startup unit and a processing unit on the said pick-up unit; The emission port of wherein said Optical Transmit Unit is corresponding with the receiving port of said light receiving unit.
2. rotor jitter detection apparatus according to claim 1 is characterized in that, said Optical Transmit Unit comprises one or a plurality of light emitting diode and a scattering module and the collimator camera lens on emission light optical axis, arranged successively;
Said light receiving unit comprises a telecentric optics assembly and a high-speed linear imageing sensor of on said emission light optical axis, arranging successively, and said high-speed linear imageing sensor connects said processing unit.
3. rotor jitter detection apparatus according to claim 2; It is characterized in that; Said light receiving unit further comprises one at said emission light optical axis and be located at the optical splitter between said telecentric optics assembly and the high-speed linear imageing sensor; With one be positioned at said optical splitter refract light optical axis image sensor, said image sensor connects said processing unit.
4. according to claim 2 or 3 described rotor jitter detection apparatus; It is characterized in that; Said processing unit comprises an analog to digital converter, a digital edge detection process device, a central processing unit, a storer and the display that communication successively connects, and said analog to digital converter is connected with said memory communication; Said analog to digital converter is used to receive the electric signal of said light receiving unit and is digital signal with said electrical signal conversion; Said storer is used to store data; Said digital edge detection process device is used for the digital edge detection process of data; Said central processing unit is used for the function control of said processing unit and the numerical evaluation of data; Said display is used for showing the detection data.
5. rotor jitter detection apparatus according to claim 1 is characterized in that said anchor clamps form the folder hole of a pair of correspondence,
Said rotor startup unit comprises: a driving motor, a rotating band, a power wheel, two-wheeled locating wheel and a wheel carrier; Said locating wheel is anchored on said wheel carrier, and said driving motor is in transmission connection through said power wheel and said rotating band, and said rotating band is socketed in outside said power wheel and the said locating wheel;
Establish when being fixed between said two anchor clamps through said folder hole folder when a rotor, the armature spindle of said rotor is between said Optical Transmit Unit and said light receiving unit;
Rotating band between said two locating wheels is close to the lower surface of said rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205149936U CN202372139U (en) | 2011-12-12 | 2011-12-12 | Rotor run-out detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205149936U CN202372139U (en) | 2011-12-12 | 2011-12-12 | Rotor run-out detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202372139U true CN202372139U (en) | 2012-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205149936U Expired - Lifetime CN202372139U (en) | 2011-12-12 | 2011-12-12 | Rotor run-out detection device |
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| CN (1) | CN202372139U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494613A (en) * | 2011-12-12 | 2012-06-13 | 上海博泽电机有限公司 | Detection device and detection method of rotor shaft beating |
| CN102901453A (en) * | 2012-09-12 | 2013-01-30 | 深圳深蓝精机有限公司 | Device and method for measuring length, outside diameter, fluctuation value and roundness of circular shaft |
| CN103712561A (en) * | 2014-01-20 | 2014-04-09 | 上海博泽电机有限公司 | Testing method and testing device of cooling assembly with jump testing function and rotating-speed testing function |
-
2011
- 2011-12-12 CN CN2011205149936U patent/CN202372139U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494613A (en) * | 2011-12-12 | 2012-06-13 | 上海博泽电机有限公司 | Detection device and detection method of rotor shaft beating |
| CN102901453A (en) * | 2012-09-12 | 2013-01-30 | 深圳深蓝精机有限公司 | Device and method for measuring length, outside diameter, fluctuation value and roundness of circular shaft |
| CN102901453B (en) * | 2012-09-12 | 2015-06-10 | 深圳深蓝精机有限公司 | Device and method for measuring length, outside diameter, fluctuation value and roundness of circular shaft |
| CN103712561A (en) * | 2014-01-20 | 2014-04-09 | 上海博泽电机有限公司 | Testing method and testing device of cooling assembly with jump testing function and rotating-speed testing function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Jin Huafeng Inventor after: Sheng Cheng Inventor after: Li Xianlong Inventor after: Wang Kunjie Inventor after: Yang Jie Inventor after: Mi Zhendong Inventor before: Jin Huafeng Inventor before: Sheng Cheng Inventor before: Li Xianlong Inventor before: Wang Kunjie Inventor before: Yang Jie Inventor before: Mi Zhendong |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |