CN107560536B - Stator center position non-contact type detection device and detection method - Google Patents
Stator center position non-contact type detection device and detection method Download PDFInfo
- Publication number
- CN107560536B CN107560536B CN201710601029.9A CN201710601029A CN107560536B CN 107560536 B CN107560536 B CN 107560536B CN 201710601029 A CN201710601029 A CN 201710601029A CN 107560536 B CN107560536 B CN 107560536B
- Authority
- CN
- China
- Prior art keywords
- group
- laser detector
- laser
- stator
- detected
- 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.)
- Active
Links
Abstract
The invention discloses a kind of stator center position non-contact type detection device and detection methods, the detection device includes mechanical device, first group of laser detector, second group of laser detector and data analysis set-up, wherein, first group of laser detector and second group of laser detector are fixedly supported on mechanical device respectively with pre-determined distance, and mechanical device is for driving first group of laser detector and second group of laser detector to rotate in two sagittal planes of stator to be detected rotating around respective rotation center;First group of laser detector and second group of laser detector are for acquiring 1 points of position data in the corresponding inner circle of stator to be detected respectively and passing to data analysis set-up;Data analysis set-up is used for the position data according to acquisition come the position of analytical calculation diameter of stator bore center line to be detected.Non-contact type detection can be achieved in the present invention, and application range of products is big, and structure is simple, will not influence detection accuracy, improves the reliability of detection data.
Description
Technical field
The present invention relates to field of motor manufacturing, particularly, be related to a kind of stator center position non-contact type detection device and
Detection method.
Background technique
The assembly of the stator and rotor of traditional large and middle size motor uses the manual type of the overhead traveling crane between the extra bus of technique suspender
Operation, the recent years of operation in such a way that the special equipment that stator and rotor assemble inserts rotor (also referred to as packer).Make
Need to measure the position of stator center line when with the equipment, traditional detection mode relies on eight cylinder leading portion displacement sensings
Device, such as the Chinese invention patent of Patent No. 201220428607.6 disclose a kind of stator center detection device, the device
It is to be detected using the method for contact, the data for using two groups of detection devices to measure, every group of device be in 90 ° by four
Position detecting device composition with sensing.Each position detecting device is mainly by cylinder, sensor, linear guide, probe, backhaul
Pressing device and fixed device composition.The device has the following problems in actual use: 1) due to using contact measurement, when
When replacing the model of motor, if the internal diameter of stator changes greatly, probe is needed replacing, the time is expended;2) two groups of detections
Every group of device uses four displacement sensors, and the mechanism is complicated, and component is numerous, and subsequent maintenance is complicated;3) contact measurement, component
Moving contact etc. in use for some time, has an impact to the precision of measurement;4) due to using displacement sensor, subsequent need
The electronic control modules such as analog-digital converter are used to carry out the acquisition and arrangement of data, subsequent electrical control is complicated.As can be seen that current
The method of contact-sensing detection many inconvenience is caused to the use of equipment, need using new detection method and device.
Summary of the invention
The present invention provides a kind of stator center position non-contact type detection device and detection methods, with the contact of solution
Detection device, which needs replacing probe, to be caused to expend the technical issues of time, structure is complicated, influence measurement accuracy.
The technical solution adopted by the invention is as follows:
A kind of stator center position non-contact type detection device, including mechanical device, first group of laser detector, second
Group laser detector and data analysis set-up, wherein first group of laser detector and second group of laser detector are with pre-
If distance is fixedly supported on mechanical device respectively, mechanical device is for driving first group of laser detector and second group of laser
Detection device rotates in two sagittal planes of stator to be detected rotating around respective rotation center;First group of laser detection dress
It sets for acquiring at stator first to be detected 1 points of position data in inner circle and transmitting collected position data
To data analysis set-up, second group of laser detector is used to acquire at stator second to be detected 1 points in inner circle of position
It sets data and collected position data is passed into data analysis set-up;Data analysis set-up is used to be examined according to first group of laser
Survey the position that the position data that device and second group of laser detector acquire carrys out analytical calculation diameter of stator bore center line to be detected.
Further, mechanical device includes fixed mechanism, driving mechanism and supporting mechanism, and supporting mechanism includes parallel interval
Ground is fixed on the first supporting element and the second supporting element on rotor supports beam, is respectively formed on the first supporting element and the second supporting element
There is supporting point;The both ends of fixed mechanism are born against on the supporting point of the first supporting element and the second supporting element, first group of laser
Detection device and second group of laser detector are fixedly installed on fixed mechanism;Driving mechanism is connect with fixed mechanism, is used for
Driving fixed mechanism is axis rotation to drive first group of laser detector and second using the line between two supporting points
Group laser detector rotates in the two of stator to be detected sagittal planes respectively.
As one of embodiment, first group of laser detector and second group of laser detector include difference
It is fixed on not ipsilateral two laser range sensor of fixed mechanism, two laser range sensors are located at stator to be detected
In same sagittal plane, and it is arranged between two laser range sensors in angle;Driving mechanism is for driving first group of laser
Detection device and second group of laser detector rotate set angle to the first detection position from initial position respectively.
Further, two laser range sensors are individually fixed in the opposite sides of fixed mechanism, two laser rangings
Sensor is located along the same line and angle between the two is 180 °.
As optional another embodiment, first group of laser detector and second group of laser detector include
It is fixed on a laser range sensor of fixed mechanism side;Driving mechanism is for driving first group of laser detector and the
Two groups of laser detectors are detected from the first angle of initial position rotation setting to the first detection position and from first respectively
The second angle of position rotation setting detects position to second.
Further, rotor supports beam has groups of vanes, in groups of vanes it is corresponding offer for first laser detection device and
Laser signal when second laser detection device acquisition position data passes through to reach inner circle and second at stator first to be detected
Locate the through-hole in inner circle.
According to another aspect of the present invention, it additionally provides a kind of using above-mentioned stator center position non-contact type detection dress
The detection method of progress is set, detection method includes the following steps: step S100 for this, utilizes first group of laser for being separated by pre-determined distance
Detection device and second group of laser detector acquire at stator first to be detected 1 points in inner circle of positional number respectively
1 points of position data in inner circle accordingly and at second, and two groups of position datas are sent to data analysis set-up;Step
Rapid S200, data analysis set-up calculate the position of diameter of stator bore center line to be detected according to collected two groups of position data analysis meters
It sets.
Further, first group of laser detector and second group of laser detector are distinguished under the drive of driving mechanism
It is rotated in two sagittal planes of stator to be detected around respective rotation center, first group of laser detector and second group swash
Optical detection device includes not ipsilateral two laser range sensor for being individually fixed in fixed mechanism, two laser ranging sensings
Device is located in the same sagittal plane of stator to be detected, and is arranged between two laser range sensors in angle.
Further, step S100 is the following steps are included: step S101, first group of laser detector are in initial position
When acquire range information and the transmitting of first point at stator first to be detected in inner circle and second point difference relative rotation center
To data analysis set-up, second group of laser detector acquires in inner circle at stator second to be detected when being in initial position
3 points and the 4th point the range information of relative rotation center and pass to data analysis set-up respectively;Step S102, driving mechanism
Drive first group of laser detector and second group of laser detector rotating around respective rotation center in stator to be detected
Set angle is rotated in two sagittal planes;Step S103, first group of laser detector acquire the 5th in inner circle at first
Point and the 6th point the range information of relative rotation center and pass to data analysis set-up respectively, and second group of laser detector is adopted
Collect at the 7th point at second in inner circle and the 8th point and the range information of relative rotation center and passes to data analysis set-up respectively.
Further, step S200 is the following steps are included: step S201, data analysis set-up according to first point, second point,
5th point, the 6th point of range information analysis meter calculate the first center location of inner circle at first, according to thirdly, the 4th point,
7th point, the 8th point of range information analysis meter calculate the second center location of inner circle at second;Step S202, data analysis dress
Set the position that diameter of stator bore center line to be detected is calculated according to the first center location and the second center location analysis meter.
The invention has the following advantages:
Stator center position non-contact type detection device of the invention and detection method, by be separated by pre-determined distance first
Group laser detector and second laser detection device acquire at the two of stator to be detected every place's inner circle at least three in inner circle respectively
The corresponding position data of a point, and using data analysis set-up come the position of analysis meter calculating diameter of stator bore center line, Ke Yishi
Existing non-contact type detection, application range of products is big, can be applicable in all products, does not need replacement tooling, and structure is simple, no
It will affect detection accuracy, improve the reliability of detection data.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
Below with reference to accompanying drawings, the present invention is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the stator center position non-contact type detection device of the preferred embodiment of the present invention;
Fig. 2 is that first group of laser detector is located at the schematic diagram measured when initial position;
Fig. 3 is that first group of laser detector is located at the schematic diagram measured when the first detection position;
Fig. 4 is that second group of laser detector is located at the schematic diagram measured when initial position;
Fig. 5 is that second group of laser detector is located at the schematic diagram measured when the first detection position;
Fig. 6 is the flow chart of the stator center position non-contact type detection method of the preferred embodiment of the present invention.
Drawing reference numeral explanation:
1, mechanical device;11, fixed mechanism;12, driving mechanism;13, supporting mechanism;14, bindiny mechanism;
20, laser range sensor;21, first group of laser detector;22, second group of laser detector;
3, rotor supports beam;30, lower wing plate;31, upper flange;32, left web;33, right web;34, through-hole;
4, stator to be detected.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Referring to Fig.1, the preferred embodiment of the present invention provides a kind of stator center position non-contact type detection device, including
1, first group of laser detector 21 of mechanical device and second group of laser detector 22 and data analysis set-up (not shown),
In, first group of laser detector 21 and second group of laser detector 22 are fixedly supported to mechanical device with pre-determined distance respectively
On 1, mechanical device 1 is also used to drive first group of laser detector 21 and second group of laser detector 22 rotating around respective
Rotation center rotates in two sagittal planes of stator 4 to be detected;First group of laser detector 21 is to be detected for acquiring
1 points of position data and collected position data is passed into data analysis set-up in inner circle at stator 4 first,
Second group of laser detector 22 is used to acquire at stator 4 second to be detected 1 points of position data in inner circle and will adopt
The position data collected passes to data analysis set-up;Data analysis set-up is used for according to first group of laser detector 21 and the
The position data of two groups of laser detectors 22 acquisition comes the position of analytical calculation 4 inner diameter central line of stator to be detected.
Entire stator center position non-contact type detection device is installed on inside rotor supports beam 3.Rotor supports beam 3 has
Groups of vanes, groups of vanes include in horizontally disposed lower wing plate 30 and upper flange 31.Rotor supports beam 3 further includes being respectively used to connect
Lower wing plate 30 and upper flange 31, in the left web 32 and right web 33 being vertically arranged.
Mechanical device 1 includes fixed mechanism 11, driving mechanism 12, supporting mechanism 13 and bindiny mechanism 14.
In this preferred embodiment, supporting mechanism 13 is fixed on the lower wing plate 30 of rotor supports beam 3 including parallel interval
The first supporting element and the second supporting element, be respectively formed with supporting point on the first supporting element and the second supporting element.First supporting element
Supported hole is offered respectively with the position of center line of respective rotor supporting beam 3 on the second supporting element, and supporting point is located at supported hole
On bottom wall.In other embodiments, the first supporting element, the second supporting element can be individually fixed in lower wing plate 30, upper flange 31, or
The upper and lower ends of the first supporting element of person and the second supporting element are individually fixed on lower wing plate 30 and upper flange 31, the first support
Part, the second supporting element can also be fixed on left web 32 or right web 33, and the present invention is not limited thereto.First supporting element
It can be with the fixed form of the second supporting element and lower wing plate 30 and other fixed forms such as be welded and fixed, or be bolted.
In the present embodiment, the both ends of fixed mechanism 11 are each passed through the supported hole on the first supporting element and the second supporting element,
And it is resisted against on the supporting point of the first supporting element and the second supporting element.Fixed mechanism 11 be set to upper flange 31 and lower wing plate 30 it
Between, and fixed mechanism 11 under the drive of driving mechanism 12 using the line between two supporting points as axis rotation.First group is swashed
Optical detection device 21 and second group of laser detector 22 are fixedly installed on fixed mechanism 11.Line between two supporting points
With the line coincident between two rotation centers.
Driving mechanism 12 is connect with fixed mechanism 11, for driving fixed mechanism 11 to be with the line between two supporting points
Axis rotation is to drive first group of laser detector 21 and second group of laser detector 22 respectively in stator 4 to be detected
It is rotated in two sagittal planes.In this preferred embodiment, driving mechanism 12 is set to first group of laser detector 21 and second
Between group laser detector 22, thus driving mechanism 12 is to first group of laser detector 21 and second group of laser detector
22 driving force is relatively uniform.One end of driving mechanism 12 is fixed on the lower wing plate of rotor supports beam 3 by bindiny mechanism 14
On 30.The fixed form of bindiny mechanism 14 and lower wing plate 30 can be other fixed forms such as welding either bolt fixation.In
In other embodiments, driving mechanism 12 also be can be set on upper flange 31, left web 32 or right web 33, can also be arranged
In the side of first group of laser detector 21 and second group of laser detector 22.The present invention is not limited thereto.Pass through drive
Motivation structure 12 drives first group of laser detector 21 and second group of laser detector 22 to rotate, and may be implemented continuously to detect,
The data of detection are more reliable, and precision is higher.Optionally, driving mechanism 12 includes that servo motor is synchronous with being driven by servo motor
Band or driving mechanism 12 include servo motor and the gear set by servo motor driving, as long as fixed mechanism 11 can be driven
It is rotated around supporting point, the present invention is not limited thereto.
First group of laser detector 21 and second group of laser detector 22 include being individually fixed in fixed mechanism 11
Not ipsilateral two laser range sensor 20, two laser range sensors 20 are located at the same radial direction of stator 4 to be detected
In plane, and it is arranged between two laser range sensors 20 in angle.Driving mechanism 12 is for driving first group of laser detection
Device 21 and second group of laser detector 22 rotate set angle to the first detection position from initial position respectively.
In this preferred embodiment, two laser range sensors 20 in first group of laser detector 21 are solid respectively
Due to the opposite sides of fixed mechanism 11, two laser range sensors 20 are located along the same line and angle between the two is
180°.It is symmetrical set using the center line of fixed mechanism 11 as symmetry axis between two laser range sensors 20.Second group is swashed
Structure is identical in optical detection device 22.Such design, first group of laser detector 21 and second group of laser detector 22 1
Therefore the secondary position data that can obtain two points in the corresponding inner circle of stator 4 to be detected respectively only needs the driving of driving mechanism 12 solid
Determining the rotation of mechanism 11 drives first group of laser detector 21 and second group of laser detector 22 primary from initial position rotation
To the first detection position, the position data of four points in the corresponding inner circle of stator 4 to be detected can be obtained.
The distance between first group of laser detector 21 and second group of laser detector 22 are less than stator 4 to be detected
Axial length.Specifically, which is less than the axial length of minimum stator in stator 4 to be detected, and the present invention is applicable in
In the model of all stators 4 to be detected.Every group of four displacement sensors of conventional detection devices only acquire four groups of discrete datas, and
Every group of the present invention only needs two laser range sensors 20, and structure is simpler, reduces number of components.
In another optional embodiment, first group of laser detector 21 and second group of laser detector 22 are equal
Only include a laser range sensor 20 for being fixed on 11 side of fixed mechanism;Driving mechanism 12 is for driving first group of laser
Detection device 21 and second group of laser detector 22 are respectively from the first angle of initial position rotation setting to the first check bit
It sets and from the second angle of the first detection position rotation setting to the second detection position.Such design, first group of laser detection
Device 21 and second group of laser detector 22 can only once obtain the position of a point in the corresponding inner circle of stator 4 to be detected respectively
Data, therefore first group of laser detector 21 and second group of rotation of laser detector 22 two are driven by driving mechanism 12
It is secondary, it can be obtained the position data of three points in the corresponding inner circle of stator 4 to be detected.3 points can determine a circle.
Correspondence is offered for first group of laser detector, 21, second groups of 22 acquisition positions of laser detector in groups of vanes
Laser signal when data passes through to reach the through-hole 34 at stator 4 first to be detected at inner circle and second in inner circle.This is preferably
In embodiment, opened up on upper flange 31 there are two through-hole 34, the two through-holes 34 respectively with first group of laser detector 21 and
20 position of laser range sensor for being located at 11 upside of fixed mechanism in second group of laser detector 22 is corresponding.Similarly, under
Also opened up on wing plate 30 there are two through-hole 34, the two through-holes 34 respectively with first group of laser detector 21 and second group of laser
20 position of laser range sensor for being located at 11 downside of fixed mechanism in detection device 22 is corresponding.In this preferred embodiment, through-hole
34 size design is reasonable, while first group of laser detector 21 of control and second group of 22 rotation amplitude of laser detector make
The two issue laser signal without departing from respective through hole 34 range so that first group of laser detector 21 and second group of laser
Laser signal of the detection device 22 when initial position is acquired position data passes through and rotates out of corresponding through-hole 34
Laser signal when carrying out acquisition position data after set angle can still pass through out of this corresponding through-hole 34.Certainly, In
In other embodiments, it can also distinguish in the position after lower wing plate 30 and the corresponding initial position of upper flange 31 and rotation set angle
It opens up corresponding through-hole 34 to pass through for laser signal, the present invention is not limited thereto.Since the height of rotor supports beam 3 is to rotor
The bending strength influence of supporting beam 3 is very big, and the present invention need to only open up on the lower wing plate 30 and upper flange 31 of rotor supports beam 3
Through-hole 34 is used for the transmitting of laser signal, without the borehole on the left web 32 and right web 33 of rotor supports beam 3, thus can be with
Improve the bending resistance deformability of rotor supports beam 3.
Data analysis set-up is made of software analytical calculation module, is divided according to the data that laser detector 2 acquires
Analysis calculates the position of the center line of 4 internal diameter of stator to be detected.
According to another aspect of the present invention, it additionally provides and is carried out using said stator center non-contact type detection device
A kind of stator center position non-contact type detection method, referring to Fig. 6, method includes the following steps:
Step S100 utilizes the first group of laser detector 21 and second group of laser detector 22 for being separated by pre-determined distance
It acquires at stator 4 first to be detected respectively in inner circle at 1 points of position data and second 1 points in inner circle
Position data, and two groups of position datas are sent to data analysis set-up;
Step S200, data analysis set-up calculate in stator 4 to be detected according to collected two groups of position data analysis meters
The position of diameter center line.
First group of laser detector 21 and second group of laser detector 22 under the drive of driving mechanism 12 rotating around
Respective rotation center rotates in two sagittal planes of stator 4 to be detected, first group of laser detector 21 and second group
Laser detector 22 includes not ipsilateral two laser range sensor 20 for being individually fixed in fixed mechanism 11, two laser
Distance measuring sensor 20 is located in the same sagittal plane of stator 4 to be detected, and is in angle between two laser range sensors 20
Setting.
More specifically, step S100 the following steps are included:
Step S101, first group of laser detector 21 acquire inner circle at stator 4 first to be detected when being in initial position
On first point and second point the range information of relative rotation center and pass to data analysis set-up respectively, second group of laser inspection
Survey device 22 acquire when being in initial position at stator 4 second to be detected in inner circle thirdly with the 4th point of difference relative rotation
The range information at center simultaneously passes to data analysis set-up;
Step S102, driving mechanism 12 drive first group of laser detector 21 and second group of laser detector 22 to distinguish
Set angle is rotated in two sagittal planes of stator 4 to be detected around respective rotation center;
Step S103, the 5th point and the 6th point at first group of acquisition of laser detector 21 first in inner circle are opposite respectively
The range information of rotation center simultaneously passes to data analysis set-up, at second group of acquisition of laser detector 22 second in inner circle
7th point and the 8th point the range information of relative rotation center and passes to data analysis set-up respectively.
More specifically, step S200 the following steps are included:
Step S201, data analysis set-up is according to first point, second point, the 5th point, the 6th point of range information analysis meter
The first center location for calculating inner circle at first, according to thirdly, the 4th point, the 7th point, the 8th point of range information analysis meter
Calculate the second center location of inner circle at second;
Step S202, it is to be detected fixed that data analysis set-up is calculated according to the first center location and the second center location analysis meter
The position of sub 4 inner diameter central lines.
Referring to Fig. 2 to Fig. 5, stator center position non-contact type detection device of the invention, specific detection process is as follows:
When work, the laser range sensor of first group of laser detector 21 and second group of laser detector 22
20 start to work, and the numerical value measured when initial position is not rotated passes to data analysis set-up.Specifically, such as Fig. 2 and
In Fig. 4, first group of laser detector 21 and second group of laser detector 22 are located at initial position at this time.Referring to Fig. 2, first
Laser range sensor 20 in group laser detector 21 measures at the first of stator 4 to be detected A point relative rotation in inner circle
The distance at center is that (d is distance of the 20 optical path launch point of laser range sensor to rotation center to H11=d+h11, and h11 is sharp
The distance of 20 optical path of ligh-ranging sensor measurement, can set the value of d in laser range sensor 20, can be from when calculating
Dynamic cumulative, such laser range sensor 20 just directly output entirety numerical value H11), stator 4 to be detected first at B in inner circle
The distance of point relative rotation center is H21=d+h21.Laser ranging sensing in Fig. 4, in second group of laser detector 22
It is H11 '=d '+h11 ' that device 20, which measures the distance that A ' puts relative rotation center in inner circle at the second of stator 4 to be detected, to be detected
The distance that B ' puts relative rotation center in inner circle at the second of stator 4 is H21 '=d '+h21 '.
Then, driving mechanism 12 drives fixed mechanism 11 to rotate, and then drives first group of laser detector 21 and second
Group laser detector 22 turns to the first check bit in two sagittal planes of stator 4 to be detected around respective rotation center
It sets.When 11 rotational angle of fixed mechanism is F ° in specific such as Fig. 3 and Fig. 5, laser ranging is passed in first group of laser detector 21
The distance that sensor 20 measures C point relative rotation center in inner circle at the first of stator 4 to be detected is H12=d+h12, measurement to be checked
The distance of D point relative rotation center is H22=d+h22 in inner circle at the first of son 4.In Fig. 5, second group of laser detector
Laser range sensor 20 in 22, which measures at the second of stator 4 to be detected C ' in inner circle, to be put the distance of relative rotation center and is
H12 '=d '+h12 ', the distance of D ' point relative rotation center is H22 '=d '+h22 ' in inner circle at second.
First group of laser detector 21 measures the range information of tetra- positions A, B, C and D at 0 ° and F ° respectively, due to
3 points can determine a circle, and the software analytical calculation module in data analysis set-up can be with by the range informations of this four points
Analysis meter calculates the first center location of inner circle at first.
The detection of second group of laser detector 22 measured respectively at 0 ° and F ° A ', B ', four positions C ' and D ' distance
Information can determine a circle due to 3 points, software analytical calculation module in data analysis set-up by this four points away from
It can analyze the second center location for calculating inner circle at second from information.
Since two o'clock can determine straight line, so that data analysis set-up is according to the first center location and the second center location
It may finally determine the position of the inner diameter central line of stator 4 to be detected.
In another optional embodiment, when first group of laser detector 21 and second group of laser detector 22
When only including a laser range sensor 20 for being fixed on 11 side of fixed mechanism, corresponding detection method and above-mentioned steps
It is similar, difference be only that driving mechanism 12 drive first group of laser detector 21 and second group of laser detector 22 respectively from
The first angle of initial position rotation setting rotates the second angle of setting to the first detection position and from the first detection position
To the second detection position, i.e. driving mechanism 12 drives first group of laser detector 21 and second group of laser detector 22 to rotate
Twice.First group of laser detector 21 and second group of laser detector 22 acquire initial position, the first detection position respectively
With third detection position on a point range information, that is, respectively obtain three points at first in inner circle position data and
The position data of three points at second in inner circle is simultaneously sent to data analysis set-up, is obtained by data analysis set-up analytical calculation
Two center locations, and further analysis meter calculates the position of the inner diameter central line of stator 4 to be detected.
Stator center position non-contact type detection device of the invention and detection method, by be separated by pre-determined distance first
Group laser detector 21 and second laser detection device 22 acquire at the two of stator 4 to be detected 1 points in inner circle of pair
Position data is answered, and calculates the position of diameter of stator bore center line come analysis meter using data analysis set-up, may be implemented contactless
Formula detection, application range of products is big, can be applicable in all products, does not need replacement tooling, and structure is simple, will not influence inspection
Precision is surveyed, the reliability of detection data is improved.Every group of four displacement sensors of conventional apparatus only acquire four groups of discrete datas,
Every group of detection device of the invention only needs two laser range sensors 20, and structure is simple, and may be implemented continuously to detect, inspection
The data of survey are more reliable, and precision is higher.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of stator center position non-contact type detection device, which is characterized in that including mechanical device (1), first group of laser
Detection device (21), second group of laser detector (22) and data analysis set-up, wherein
First group of laser detector (21) and second group of laser detector (22) are fixed respectively with pre-determined distance
It is supported on the mechanical device (1), the mechanical device (1) is for driving first group of laser detector (21) and second group
Laser detector (22) rotates in two sagittal planes of stator to be detected (4) rotating around respective rotation center;
First group of laser detector (21) is used to acquire at stator (4) first to be detected 1 points in inner circle of position
It sets data and collected position data is passed into the data analysis set-up, second group of laser detector (22) is used
In acquiring at stator (4) second to be detected 1 points of position data in inner circle and pass to collected position data
The data analysis set-up;
The data analysis set-up is used to be filled according to first group of laser detector (21) and second group of laser detection
The position data for setting (22) acquisition comes the position of analytical calculation stator to be detected (4) inner diameter central line;
The mechanical device (1) includes fixed mechanism (11), driving mechanism (12) and supporting mechanism (13),
The supporting mechanism (13) include parallel interval be fixed on the first supporting element on rotor supports beam (3) and the second support
Supporting point is respectively formed on part, first supporting element and second supporting element;
The both ends of the fixed mechanism (11) are born against in the support of first supporting element and second supporting element
On point, first group of laser detector (21) and second group of laser detector (22) are fixedly installed in the fixation
In mechanism (11);
The driving mechanism (12) connect with the fixed mechanism (11), for driving the fixed mechanism (11) described in two
Line between supporting point is axis rotation to drive first group of laser detector (21) and second group of laser
Detection device (22) rotates in two sagittal planes of stator to be detected (4) respectively.
2. stator center position non-contact type detection device according to claim 1, which is characterized in that described first group is swashed
Optical detection device (21) and second group of laser detector (22) include being individually fixed in the fixed mechanism (11)
Two not ipsilateral laser range sensors (20), two laser range sensors (20) are located at stator to be detected (4)
In same sagittal plane, and it is arranged between two laser range sensors (20) in angle;The driving mechanism (12) is used
Turn respectively from initial position in driving first group of laser detector (21) and second group of laser detector (22)
Dynamic set angle detects position to first.
3. stator center position non-contact type detection device according to claim 2, which is characterized in that two laser
Distance measuring sensor (20) is individually fixed in the opposite sides of the fixed mechanism (11), two laser range sensors (20)
It is located along the same line and angle between the two is 180 °.
4. stator center position non-contact type detection device according to claim 1, which is characterized in that first group of laser inspection
Surveying device (21) and second group of laser detector (22) includes a laser for being fixed on the fixed mechanism (11) side
Distance measuring sensor (20);The driving mechanism (12) is for driving first group of laser detector (21) and second group of laser detection
Device (22) detects position from the first angle of initial position rotation setting to the first detection position and from described first respectively
The second angle for rotating setting detects position to second.
5. stator center position non-contact type detection device according to claim 1, which is characterized in that the rotor supports
Beam (3) has groups of vanes, and corresponding offer supplies first group of laser detector (21) and described second in the groups of vanes
Laser signal when group laser detector (22) acquisition position data by with reach at stator (4) first to be detected inner circle and
Through-hole (34) at second in inner circle.
6. a kind of inspection carried out using stator center position non-contact type detection device described in any one of claims 1 to 5
Survey method, which comprises the following steps:
Step S100 utilizes the first group of laser detector (21) and second group of laser detector (22) for being separated by pre-determined distance
It acquires at stator (4) first to be detected respectively in inner circle at 1 points of position data and second at least three in inner circle
The position data of point, and two groups of position datas are sent to data analysis set-up;
Step S200, the data analysis set-up calculate stator (4) to be detected according to collected two groups of position data analysis meters
The position of inner diameter central line.
7. detection method according to claim 6, which is characterized in that first group of laser detector (21) and described
Second group of laser detector (22) is under the drive of driving mechanism (12) rotating around respective rotation center in stator to be detected
(4) it is rotated in two sagittal planes, first group of laser detector (21) and second group of laser detector (22) include point
It is not fixed on not ipsilateral two laser range sensor (20) of fixed mechanism (11), two laser range sensors
It (20) in the same sagittal plane of stator to be detected (4), and is in angle between two laser range sensors (20)
Setting.
8. detection method according to claim 7, which is characterized in that the step S100 the following steps are included:
Step S101, first group of laser detector (21) are acquired when being in initial position at stator (4) first to be detected
First point in inner circle and second point the range information of relative rotation center and pass to the data analysis set-up respectively, described
Second group of laser detector (22) acquired when being in initial position at stator (4) second to be detected in inner circle thirdly with
4 points the range information of relative rotation center and pass to the data analysis set-up respectively;
Step S102, the driving mechanism (12) drive first group of laser detector (21) and second group of laser inspection
It surveys device (22) and rotates set angle in two sagittal planes of stator to be detected (4) rotating around respective rotation center;
Step S103, laser detector (21) described in described first group acquire the 5th point and six point minute in inner circle at first
The range information of other relative rotation center simultaneously passes to the data analysis set-up, and second group of laser detector (22) is adopted
Collect at the 7th point at second in inner circle and the 8th point and the range information of relative rotation center and passes to data analysis respectively
Device.
9. detection method according to claim 8, which is characterized in that the step S200 the following steps are included:
Step S201, the data analysis set-up is according to first point, second point, the 5th point, the 6th point of range information analysis meter
The first center location for calculating inner circle at described first, according to thirdly, the 4th point, the 7th point, the 8th point of range information minute
Analysis calculates the second center location of inner circle at described second;
Step S202, the data analysis set-up are calculated according to first center location and the second center location analysis meter
The position of stator (4) inner diameter central line to be detected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710601029.9A CN107560536B (en) | 2017-07-21 | 2017-07-21 | Stator center position non-contact type detection device and detection method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710601029.9A CN107560536B (en) | 2017-07-21 | 2017-07-21 | Stator center position non-contact type detection device and detection method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107560536A CN107560536A (en) | 2018-01-09 |
CN107560536B true CN107560536B (en) | 2019-10-29 |
Family
ID=60974270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710601029.9A Active CN107560536B (en) | 2017-07-21 | 2017-07-21 | Stator center position non-contact type detection device and detection method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107560536B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109657518B (en) * | 2018-12-28 | 2021-12-17 | 三一海洋重工有限公司 | Container laser scanning identification method and device, electronic equipment and readable medium |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4469944B2 (en) * | 2004-09-01 | 2010-06-02 | 株式会社安川電機 | Swing motion optical lever drive device |
CN102042811A (en) * | 2010-11-25 | 2011-05-04 | 天津大学 | High-precision multi-parameter automatic inner diameter measurement mechanism and method |
CN102589485A (en) * | 2012-03-09 | 2012-07-18 | 石家庄博深石油机械有限公司 | Positive displacement motor stator inner hole straightness measuring device |
CN203259123U (en) * | 2013-05-20 | 2013-10-30 | 华中科技大学 | Large-scale revolution workpiece inner wall size measurement apparatus and system thereof |
CN205377603U (en) * | 2016-02-03 | 2016-07-06 | 中机国际工程设计研究院有限责任公司 | Rotor machine cover rotor equipment is inserted to motor |
CN106610266A (en) * | 2015-10-22 | 2017-05-03 | 沈阳新松机器人自动化股份有限公司 | SCARA robot calibration method |
-
2017
- 2017-07-21 CN CN201710601029.9A patent/CN107560536B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4469944B2 (en) * | 2004-09-01 | 2010-06-02 | 株式会社安川電機 | Swing motion optical lever drive device |
CN102042811A (en) * | 2010-11-25 | 2011-05-04 | 天津大学 | High-precision multi-parameter automatic inner diameter measurement mechanism and method |
CN102589485A (en) * | 2012-03-09 | 2012-07-18 | 石家庄博深石油机械有限公司 | Positive displacement motor stator inner hole straightness measuring device |
CN203259123U (en) * | 2013-05-20 | 2013-10-30 | 华中科技大学 | Large-scale revolution workpiece inner wall size measurement apparatus and system thereof |
CN106610266A (en) * | 2015-10-22 | 2017-05-03 | 沈阳新松机器人自动化股份有限公司 | SCARA robot calibration method |
CN205377603U (en) * | 2016-02-03 | 2016-07-06 | 中机国际工程设计研究院有限责任公司 | Rotor machine cover rotor equipment is inserted to motor |
Also Published As
Publication number | Publication date |
---|---|
CN107560536A (en) | 2018-01-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106596715B (en) | Array type transient electromagnetic method multilayer tubular column damage detection system and method | |
CN102141375B (en) | Line full section automatic detection system | |
CN108020409B (en) | A kind of 4 points of dynamic measurements of spindle rotation error and separation method | |
CN106839968B (en) | Rotor space axis of bending test macro and its test method | |
CN1114751C (en) | Method and apparatus for acquiring data in hydrocarbon well | |
CN101734172B (en) | Magnetic suspension train suspension spacing sensor capable of compensating slot effect | |
CN109163680A (en) | A kind of contactless Deep Hole Straightness Test Device and method | |
CN105738467B (en) | Magnetic memory multi-lift-off value pipeline internal detection system and detection method thereof | |
CN106382882A (en) | Test system and test method of rotating machinery rotor-stator rim field | |
CN105403148A (en) | Measurement apparatus of center position accuracy of all journals of crank shaft, and measurement and calibration methods thereof | |
CN106168468A (en) | Hole detecting system and method | |
CN101644756A (en) | Linear GPS dynamic locating accuracy verification instrument and verification method thereof | |
CN104236416A (en) | Pipeline defect measuring device | |
CN102252627A (en) | Gauge detection device and detection method for high-speed railway track | |
CN107560536B (en) | Stator center position non-contact type detection device and detection method | |
CN102654384B (en) | Dynamic radius positioning direct measurement method of rotary-platform-type precision centrifugal machine | |
CN111457841A (en) | Continuous measuring method for runout of rotating body and centering measuring method for rotating body | |
CN106052542A (en) | Detection device used for measuring container internal diameter | |
CN208672575U (en) | The differential failure detector of cross | |
CN207894579U (en) | Rail traffic bridge degree of disturbing detection device | |
CN104236446B (en) | Drilling multi -components strain measurement head | |
CN106644040A (en) | Rotating shaft torsional oscillation detecting method and apparatus based on multiple sensors | |
CN205879132U (en) | Inferior rad level angle measurement device | |
CN205138427U (en) | Each journal center position measuring device of bent axle | |
CN106940163A (en) | A kind of spoke baseplane degree measurement apparatus of wheel spoke |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |