CN206074205U - For the positioner and test device of the test of electromotor Free Modal - Google Patents
For the positioner and test device of the test of electromotor Free Modal Download PDFInfo
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- CN206074205U CN206074205U CN201620990936.8U CN201620990936U CN206074205U CN 206074205 U CN206074205 U CN 206074205U CN 201620990936 U CN201620990936 U CN 201620990936U CN 206074205 U CN206074205 U CN 206074205U
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- 238000012360 testing method Methods 0.000 title claims abstract description 73
- 230000013011 mating Effects 0.000 claims description 23
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 39
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 239000011800 void material Substances 0.000 description 3
- 241001484259 Lacuna Species 0.000 description 1
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Abstract
This utility model provides a kind of positioner and test device for the test of electromotor Free Modal.The positioner for being used for the test of electromotor Free Modal includes：Positioning support, positioning support have positioning disk；Location division, location division are arranged on positioning disk, and location division includes least one set positioning group, and each positioning group includes multiple location structures, and multiple location structures are distributed along the first even circumferential.The positioning work can be quickly and accurately positioned support base, it is ensured that the support force that given son or rotor are provided is evenly distributed in the circumferential.
Description
Technical field
This utility model is related to a kind of test fixture auxiliary locator, more particularly to a kind of for electromotor Free Modal
The positioner and test device of test.
Background technology
Electromotor Free Modal test platform its objective is the kinetics tested under electromotor stator and rotor free support state
Characteristic, so as to provide a good platform to correct FEM (finite element) model, the design of Simulation optimization for electromotor.This requires to send out
Motor Free Modal test result can more accurate, quality it is higher, but the assembling of electromotor Free Modal test platform, positioning with
And there is very big impact to the precision of electromotor Free Modal test in terms of balance debugging.
Under normal circumstances, generator amature, stator are columnar structured, support pedestal to need to be arranged on and rotor or fixed
On the circumference of sub- end face circumference adaptation, as rotor or the stable support force of stator offer, to complete follow-up test.However, existing
Need the position of pedestal is manually supported with tape measure, positioning in having technology, need repeated measurement to position in installation process, install
It is less efficient, and it cannot be guaranteed that even support power of the pedestal to rotor, stator circumferentially.
Utility model content
Embodiment of the present utility model provides a kind of positioner and test device for the test of electromotor Free Modal,
During solving the problems, such as motor stator or the test of rotor generator Free Modal, circumferential support force is uneven.
To reach above-mentioned purpose, embodiment of the present utility model provides a kind of positioning for the test of electromotor Free Modal
Device, which includes：Positioning support, positioning support have positioning disk；Location division, location division are arranged on positioning disk, and location division
Including least one set positioning group, each positioning group includes multiple location structures, and multiple location structures are distributed along the first even circumferential.
Further, location division includes the multiple keepers being arranged on positioning disk, is provided with least on each keeper
One location structure.
Further, multiple installing locating slots are provided with positioning disk, multiple installing locating slots are set to self-positioning disk
Center, along radially extending for the second circumference, and installing locating slot is along the circumferential uniform of the second circumference, the second circumference and the first circumference
With one heart, each keeper is separately positioned in an installing locating slot, and keeper is detachably connected with positioning disk.
Further, quantity of the quantity of installing locating slot more than keeper.
Further, the length direction of each keeper radially extending along the first circumference, multiple location structures are along keeper
Length direction interval setting successively.
Further, positioner also includes locating part, and draw-in groove is provided with locating part, and locating part is by draw-in groove and positioning
Part coordinates.
Further, draw-in groove runs through relative two side walls of locating part, and the angle between draw-in groove and the side wall of locating part is
60 °, 90 ° or 120 °.
According to another aspect of the present utility model, there is provided a kind of test device for the test of electromotor Free Modal, its
Including the positioner of floor mop, the multiple support bases being arranged on floor mop and positioning support base position, positioner is removably
It is arranged on floor mop, positioner is the above-mentioned positioner for the test of electromotor Free Modal.
Further, support base includes the fit structure coordinated with location structure, is provided with one and matches somebody with somebody on each support base
Close structure.
Further, support base includes positioning disk, and fit structure is the mating holes being arranged on positioning disk；Or on support base
Mating groove is provided with, mating groove extends along the length direction of each keeper, and fit structure is the mating holes for being arranged on mating groove bottom.
The positioner for the test of electromotor Free Modal of embodiment of the present utility model passes through positioning support and determines
Realize positioning multiple support bases in position portion, it is ensured that multiple support bases are on the same circumference, and circumferentially circumferentially distributed
Uniformly, so that it is guaranteed that when electromotor Free Modal being carried out to stator or rotor testing, support base is provided for stator or rotor
Support force is evenly distributed in the circumferential, so that it is guaranteed that the accuracy and reliability of test.
Description of the drawings
Fig. 1 is that the stereochemical structure of the positioner for the test of electromotor Free Modal of embodiment of the present utility model is shown
It is intended to；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the master of the keeper of the positioner for the test of electromotor Free Modal of embodiment of the present utility model
Depending on schematic diagram；
Fig. 4 is the vertical of the keeper of the positioner for the test of electromotor Free Modal of embodiment of the present utility model
Body structural representation；
Fig. 5 be the positioner for the test of electromotor Free Modal of embodiment of the present utility model the first is spacing
The schematic front view of part；
Fig. 6 be the positioner for the test of electromotor Free Modal of embodiment of the present utility model the first is spacing
The dimensional structure diagram of part；
Fig. 7 is spacing second of the positioner for the test of electromotor Free Modal of embodiment of the present utility model
The schematic front view of part；
Fig. 8 is spacing second of the positioner for the test of electromotor Free Modal of embodiment of the present utility model
The dimensional structure diagram of part；
Fig. 9 be the positioner for the test of electromotor Free Modal of embodiment of the present utility model the third is spacing
The schematic front view of part；
Figure 10 is the third limit of the positioner for the test of electromotor Free Modal of embodiment of the present utility model
The dimensional structure diagram of position part；
Figure 11 is the test for the test of electromotor Free Modal with six pedestals of embodiment of the present utility model
The dimensional structure diagram of device；
Figure 12 is the test for the test of electromotor Free Modal with four pedestals of embodiment of the present utility model
The dimensional structure diagram of device；
Figure 13 is the test for the test of electromotor Free Modal with six bases of embodiment of the present utility model
The dimensional structure diagram of device.
Description of reference numerals：
1st, positioning support；11st, fixed mounted seat；110th, connecting rod；12nd, positioning disk；121st, installing locating slot；2nd, position
Portion；21st, location structure；22nd, keeper；3rd, locating part；31st, draw-in groove；71st, positioning disk；72nd, mating groove；81st, pedestal；82nd, pad
Seat；9th, floor mop.
Specific embodiment
Positioner and survey for the test of electromotor Free Modal to this utility model embodiment below in conjunction with the accompanying drawings
Trial assembly is put and is described in detail.
As depicted in figs. 1 and 2, according to embodiment of the present utility model, there is provided a kind of to test for electromotor Free Modal
Positioner, which includes positioning support 1 and location division 2.Positioning support 1 has positioning disk 12.Location division 2 is arranged on positioning disk
On 12, and location division 2 includes least one set positioning group, and each positioning group includes multiple location structures 21,21 edge of multiple location structures
First even circumferential is distributed.Wherein, the first circumference is with the center of positioning disk 12 as the center of circle, and in 12 plane of positioning disk
Circumference.
Disposably multiple support bases can be positioned using multiple location structures 21, it is ensured that each support base positioning is accurate
Really.It is able to ensure that by the positioner and will disposably carry out that electromotor Free Modal needs the multiple support bases for using when testing
It is accurately positioned, it is to avoid position the problem that support base needed to adjust repeatedly and measure in the past one by one, improve location efficiency,
Ensure that positioning precision simultaneously, it is ensured that multiple support bases are uniformly distributed along same circumferencial direction, it is ensured that carry out electromotor freedom
During mould measurement, the holding power provided to stator or rotor is uniform in the circumferential, and then guarantees the test of electromotor Free Modal
Accuracy and reliability.
Positioning support 1 is used to install and support location division 2, it is ensured that the height of location division 2 is adapted to the height of support base, with
Just easily can coordinate with support base.
In the present embodiment, positioning support 1 includes fixed mounted seat 11, the connecting rod being arranged on fixed mounted seat 11
110 and be arranged on connecting rod 110 top positioning disk 12.Wherein, fixed mounted seat 11 is for being connected with fixture.It is applied to
When electromotor Free Modal is tested, fixed mounted seat 11 is used to be fixed on floor mop 9.Connecting rod 110 is used to connect positioning disk 12
With fixed mounted seat 11.Preferably, the shape of cross section of connecting rod 110 is circle, and its center of circle is stator during test or rotor-end
The center of circle in face, axis and the rotation axiss of stator or rotor of connecting rod 110 are located along the same line.Positioning disk 12 is used to install
Location division 2.
The structure and quantity of the keeper of location division 2 can determine as needed.For example, location division 2 can include one
Keeper.This keeper can be a disk or other integrative-structures, as long as ensureing to arrange on the positioning element at least
One positioning group.
By taking disk as an example, the center of circle of disk is overlapped with the center of circle of the first circumference or conllinear.The radius of disk is more than the first circle
The radius in week, to ensure that location structure 21 can be securely provided on disk.In order to mitigate weight, can arrange on disk
The structures such as lightening hole.
When disk and positioning disk 12 coordinate, it is advisable with the center superposition of the center of circle of disk and positioning disk 12 or collinearly.
Preferably, in the present embodiment, location division 2 includes the multiple keepers 22 being arranged on positioning disk 12, each to position
At least one location structure 21 is provided with part 22.
The quantity of the quantity Matching keeper 22 of the support base that so can be positioned as needed, to reduce weight, makes to add
Work cost is lower, transports convenient.Keeper 22 can be rod member, and its shape of cross section is rectangle.Certainly, implement at other
In example, keeper 22 can be other structures, and the shape of cross section can also be other shapes.To coordinate the knot of keeper 22
Structure, it is preferable that positioning disk 12 is overlapped with the center of circle of the first circumference for circle, and the center of circle of positioning disk 12, is arranged on positioning disk 12
There are multiple installing locating slots 121, multiple installing locating slots 121 are set to the radial direction centrally along positioning disk 12 of self-positioning disk 12 and prolong
Stretch, and along the circumferential uniform of positioning disk 12.So ensure that the keeper 22 coordinated with installing locating slot 121 is in same circle
Zhou Shang, so that it is guaranteed that the location structure 21 on each keeper 22 is located on same circumference, with the accuracy for ensureing to position.
Certainly, positioning disk 12 can be other such as regular shapes such as rectangle, triangle or irregularly shaped.As long as ensureing
The multiple installing locating slots 121 being arranged on positioning disk 12 are uniformly distributed along the circumference of the second circumference, and the second circumference and first
Circumferential concentric, length direction the radially extending along the second circumference of installing locating slot 121.This makes it possible to guarantee all of
Keeper 22 is on same circumference, and then ensures that corresponding location structure 21 is located on same circumference on all keepers 22.
It should be noted that the first circumference and the second circumference are virtual circumference, not entity structure.
As shown in Fig. 28 installing locating slots 121 are provided with positioning disk 12.This 8 installing locating slots 121 can be divided into many
Individual group.For example, every 60 ° arrange one for one group, or every 90 ° arrange one for one group.Support base is the feelings of 6
Under condition, keeper 22 is 6, and each keeper 22 is arranged in an installing locating slot 121, and two neighboring keeper 22
60 ° of interval.In the case that support base is 4, keeper 22 is 4, and each keeper 22 is arranged at one and installs positioning
In groove 121, and 90 ° of the interval of two neighboring keeper 22.
The uniform of along the circumferential direction keeper 22 so can be ensured well, and then ensure the positioning knot on keeper 22
Circumferentially uniform of structure 21, the final support base ensured after positioning it is uniform.
Keeper 22 is detachably connected with positioning disk 12, is so readily transported, and can improve to different use need
The adaptability asked.The quantity of installing locating slot 121 can be equal to the quantity of keeper 22, or the quantity of installing locating slot 121
More than the quantity of keeper 22.The angle number of degrees that so easily can be changed between two neighboring keeper 22, meet not
Same demand.
In the present embodiment, connected by fastening bolt between keeper 22 and positioning disk 12, the end of keeper 22 sets
Two installing holes are equipped with, correspondingly, hole corresponding with installing hole on positioning disk 12, is provided with.
As shown in figure 1, the length direction of each keeper 22 is radially extended along the first circumference, multiple location structures 21 are along positioning
The length direction of part 22 interval setting successively.
It is shown as shown in Figure 1, Figure 3 and Figure 4, multiple length directions along keeper 22 are provided with each keeper 22 and are spaced successively
The location structure 21 of setting, the location structure 21 in same circumference constitute a positioning group.Different-diameter is adapted to so
Stator or rotor, improve the suitability.
In the present embodiment, location structure 21 is location hole.When positioning to support base, by positioning pin connection positioning
Realize the positioning to support base in hole on hole and support base.Certainly, in other embodiments, location structure 21 can also be other
Structure, the bearing pin being such as fixed on keeper 22 etc..
Keeper 22 can limit distance (distance radially) of the support base with respect to center (center of rotor or stator),
And circumferentially upper interval is uniform to guarantee multiple support bases.In order to ensure each support base non-angular is biased, for electromotor freedom
The positioner of mould measurement also includes the locating part 3 that object angle degree is positioned for restriction, and draw-in groove 31 is provided with locating part 3,
Locating part 3 is coordinated with keeper 22 by draw-in groove 31.Through hole is provided with the two ends of locating part 3, is connected for being positioned thing and fixing
Connect.
After locating part 3 is coordinated with keeper 22, the angle of locating part 3 is it has been determined that between locating part 3 and keeper 22
Angle is determined by the angle of the side wall of draw-in groove 31.At least 2 points cooperations of locating part 3 and support base, so as to limit the angle of support base
Degree.
As shown in Figure 5 and Figure 6, locating part 3 is tabular, and cross section is rectangle.Draw-in groove 31 through locating part 3 relative two
Individual side wall.
As shown in Figure 5 and Figure 6,60 ° of draw-in groove 31 is provided with locating part 3.That is, the side wall of draw-in groove 31 and locating part 3
There are between side wall (the side wall that draw-in groove 31 runs through) 60 ° of angles.After locating part 3 is coordinated with keeper 22, locating part 3 with it is fixed
Angle between the part 22 of position is 60 °.
As shown in Figure 7 and Figure 8,90 ° of draw-in groove 31 is provided with locating part 3.That is, the side wall of draw-in groove 31 and locating part 3
There are between side wall (the side wall that draw-in groove 31 runs through) 90 ° of angles.After locating part 3 is coordinated with keeper 22, locating part 3 with it is fixed
Angle between the part 22 of position is 90 °.
As shown in Figure 9 and Figure 10,120 ° of draw-in groove 31 is provided with locating part 3.That is, the side wall of draw-in groove 31 and locating part 3
Side wall (the side wall that draw-in groove 31 runs through) between with 120 ° of angle.After locating part 3 is coordinated with keeper 22, locating part
Angle between 3 and keeper 22 is 120 °.
As shown in figure 11, according to another aspect of the present utility model, there is provided it is a kind of for electromotor Free Modal test
Test device, which includes the positioner of floor mop 9, the multiple support bases being arranged on floor mop 9 and positioning support base position, positioning
Device is removably disposed on floor mop 9, and positioner is the above-mentioned positioner for the test of electromotor Free Modal.
Multiple support bases of test device are positioned using above-mentioned positioner, while realizing quick positioning,
Positioner guarantees multiple support bases on same circumference, and multiple support base uniform intervals are arranged in the circumferential, so as to true
Protect and the support force that stator or rotor are provided is evenly distributed.
It is when the test of electromotor Free Modal is carried out to stator or rotor, different according to the occasion of stator or rotor application,
Different support bases are set.The stator or rotor of the wind power generating set of 1.5MW (megawatt) or 2.0MW (megawatt) are such as directed to, are needed
Pedestal to be passed through 81 is supported.Therefore, pedestal 81 is positioned by the positioner.For 2.5MW (megawatt) or 3.0MW
The stator or rotor of the wind power generating set of (megawatt), due to the axial dimension of stator or rotor it is larger, it is therefore desirable in pedestal
Install 82 hoisting depth of base under 81 additional.Therefore, base 82 is positioned by the positioner.
Support base includes the fit structure coordinated with location structure 21, and a cooperation knot is provided with each support base
Structure.As a example by being supported using pedestal 81, positioning disk 71 on pedestal 81, is provided with.Positioning disk 71 is circular block, is arranged on base
The central hole of seat 81, and coordinate with center interporal lacuna.Fit structure is the mating holes being arranged on positioning disk 71.
For the support base being supported using base 82, mating groove 72 on base 82, is provided with, mating groove 72 is along each
The length direction of keeper 22 extends, and fit structure is the mating holes for being arranged on 72 bottom of mating groove.
The process positioned to pedestal 81 is as follows：
When the quantity of pedestal 81 is 6, as shown in figure 11：
Positioning support 1 is first fixed on the relative void spaces of floor mop 9.The center of positioning support 1 and stator turn
The center superposition of son is conllinear, and as installation center.
6 pedestals 81 are placed in into 1 surrounding of positioning support, general location successively.
In the hole at the middle part for positioning disk 71 being fixed on pedestal 81, by one end of keeper 22 adopt pin or other
Fixture is fixed on the positioning disk 12 of positioning support 1.Then the flange hole chi of test object (stator or rotor) as needed
Very little determination needs the location hole for needing to use on keeper 22.Should wait to the distance at the center of positioning support 1 at the center of location hole
In the center of rotor or the flange hole of stator to rotor or the distance of stator center.Then by the location hole and 71 center of positioning disk
Hole connected using pin.
Remaining positioning disk 71 and keeper 22 are sequentially connected using the same method of previous step.Now, 6 are capable of achieving
The center (i.e. the center of pedestal 81) of positioning disk 71 is on same circumference.
Afterwards, locating part 3 is closely connected with keeper 22 by draw-in groove 31.The locating part 3 of wherein diverse location is adopted
The locating part 3 of different angle angles.The adjustment of realizing angle is rotated around the centre bore of positioning disk 71 by making pedestal 81 so as to hold
Face bolt hole is corresponded with the through hole at 3 two ends of locating part, is then connected using pin.
Same method is sequentially adjusted in, positions the position of remaining pedestal 81.Now, it is capable of achieving to the accurate fixed of pedestal 81 itself
Position；Guarantee the mounting groove or mounting groove perpendicular to floor mop 9 of the edge parallel to floor mop 9 of pedestal 81.
The quick and precisely positioning to pedestal 81 is realized by above-mentioned steps.Afterwards, can check all pedestals 81 from
By spending, installation accuracy is measured, it is errorless to guarantee.Then, pedestal 81 is fixed on floor mop 9, dismounting positioning support 1,
The positioners such as keeper 22, locating part 3.Connection air spring is installed on positioning disk 71, can peace above air spring
Fill for supporting the platform of rotor or stator, carry out the mould measurement of electromotor.In the present embodiment, positioning disk 71, pedestal 81 are
It is evenly distributed on the end face circumference of rotor, stator, to rotor, stator even support power circumferentially.
As shown in figure 12, it is as follows to 4 81 position fixing processs of pedestal：
Positioning support 1 is fixed on into the relative void spaces of floor mop 9, center and stator or the rotor of positioning support 1
Center superposition or conllinear, and as installation center.
4 pedestals 81 are placed in into 1 surrounding of positioning support, general location successively.
Positioning disk 71 is fixed on 81 center of pedestal first, 22 one end of keeper is fixed on into positioning support using pin
On 1, the location hole for needing to use then is determined according to test object flange hole size, then the location hole is made with positioning disk 71
Connected with pin.
Remaining positioning disk 71 and keeper 22 are sequentially connected using the same method of previous step.Now, 4 are capable of achieving
The center (i.e. the center of pedestal 81) of positioning disk 71 is on same circumference.
Afterwards locating part 3 is closely connected with keeper 22 by draw-in groove 31, the draw-in groove 31 of the locating part 3 for now adopting is equal
For 90 °.The adjustment of realizing angle is rotated around the centre bore of positioning disk 71 by making pedestal 81 so as to end face bolt hole and locating part
Through hole at 3 two ends is corresponded, and is then connected using pin.
Same method is sequentially adjusted in, positions the position of remaining pedestal 81.Now, it is capable of achieving to the accurate fixed of pedestal 81 itself
Position；Guarantee the mounting groove or mounting groove perpendicular to floor mop 9 of the edge parallel to floor mop 9 of pedestal 81.
The quick and precisely positioning to pedestal 81 is realized by above-mentioned steps.Afterwards, can check all pedestals 81 from
By spending, installation accuracy is measured, it is errorless to guarantee.Then, pedestal 81 is fixed on floor mop 9, dismounting positioning support 1,
The positioners such as keeper 22, locating part 3.Connection air spring is installed on positioning disk 71, can peace above air spring
Fill for supporting the platform of rotor or stator, carry out the mould measurement of electromotor.In the present embodiment, positioning disk 71, pedestal 81 are
It is evenly distributed on the end face circumference of rotor, stator, to rotor, stator even support power circumferentially.
As shown in figure 13, when needing to test the stator or rotor of the wind-driven generator of 2.5MW or 3.0MW, 6 are adopted
The form of individual base 82 is supported to stator or rotor, and the position fixing process of base 82 is as follows：
Positioning support 1 is fixed on into the relative void spaces of floor mop 9, center and stator or the rotor of positioning support 1
Center superposition or conllinear, and as installation center.
6 bases 82 are placed in into 1 surrounding of positioning support, general location successively.
22 one end of keeper is fixed on positioning support 1 using pin, by the other end insertion base 82 of keeper 22
Mating groove in.Then the location hole for needing to use is determined according to test object flange hole size, then by the location hole and pad
Mating holes on seat 82 in mating groove is connected using pin (φ 10).Same method is sequentially connected remaining base 82 with positioning
Part 22.Now, it is capable of achieving 6 bases 82 to be on same circumference.
Base 82 can be positioned by above-mentioned steps.
Locating part 3 can certainly be installed on keeper 22 by draw-in groove 31.Now, draw-in groove 31 is 90 ° of angle
Groove, after installation, locating part 3 is vertical with keeper 22.The end face bolt hole of base 82 is made to correspond with the through hole of locating part 3,
Then connected using pin, realize being accurately positioned to base 82.
The degree of freedom of all bases 82 after positioning, is adjusted and checked, each component installation accuracy is measured, after confirmation is errorless, will
Base 82 is fixed on floor mop 9, removes positioning support 1, keeper 22, locating part 3 and pin etc., is pacified on base 82
Dress pedestal 81, installs connection air spring on pedestal 81, can install for supporting rotor or stator above air spring
Platform, carry out electromotor mould measurement.In the present embodiment, base 82 is generally evenly distributed in the end face circumference of rotor, stator
On, to rotor, stator even support power circumferentially.
The different structure of different MW class wind turbine groups can adapt to by the positioner, using different enforcement
Scheme meets testing requirement.The positioner is particularly useful for the stator to direct-drive type MW class electromotor, rotor Free Modal and enters
The test device of row test is positioned.Can realize 1.5MW generator unit stators, rotor, 2.0MW generator unit stators, rotor,
2.5MW generator unit stators, rotor, the installation, positioning before 3.0MW generator unit stators, the electromotor Free Modal test of rotor.
By coordinating between keeper 22 and positioning disk 71, the 81 (base of pedestal of 4 or 6 or other quantity can be limited
82) in the degree of freedom of circumferencial direction, i.e. each positioning disk 71 on same periphery, and now each positioning disk 71 apart from circle
Radius of the heart distance for flange reference circle.
Locating part 3 can limit the freedom of each circumferencial direction of pedestal 81 or base 82 under partial cylindrical coordinate system
Degree, which is designed as different grooveds from 22 link position of keeper.During using 4 pedestals 81, each 22 phase contrast of keeper is
90 degree, each 3 grooved of locating part is rectangular recess.As 22 phase contrast of keeper is 60 degree when 6 pedestals 81 or base 82, groove
Type is designed as 3 kinds, respectively rectangular recess, oblique 60 degree and oblique 120 degree of grooves.During positioning, groove surface and keeper are on the one hand made
22 closely connect, and 3 two holes of one side locating part are connected with pedestal 81 or 82 upper surface holes of base respectively.
82 upper surface of base is provided with mating groove 72, has the mating holes of 2 φ 10, using the pin of φ 10 in mating groove 72
Make two mating holes coordinate with 22 gap of keeper to install, for precise positioning, then locating part 3 is limited into base 82 in partial circle
The degree of freedom of the circumferencial direction under cylindrical coordinate, 6 bases 82 are evenly arranged in a circumferential direction, and keeper 22 is same uniform point
Cloth, adjacent angle are 60.When being positioned using keeper 22, this allows for keeper 22 and different inserting is presented on 82 end face of base
Junction, angle are respectively 0 degree, 60 degree and 120 degree.
Can be tested for direct-drive type MW class generator unit stator, rotor generator Free Modal by above-mentioned positioner
Platform is provided and is accurately positioned.By adjusting, controlling pedestal 81 in overall axle center coordinate system and the circle of itself local coordinate system simultaneously
The degree of freedom of circumferential direction, so as to control the position of pedestal 81.So as to the installation for reduction test, position error, it is to obtain to generate electricity
The more real dynamic characteristic of machine provides effective means.
Positioner for the test of electromotor Free Modal of the present utility model has the effect that：
The positioning work structuring is simple, easy to operate, accurate positioning, improves stator, the installation effectiveness of rotor and installation
Precision, while also obtaining more authentic and valid data and providing effective means to reduce frock cumulative errors.
Which can ensure that pedestal is evenly distributed on rotor or stator faces circumference, install air spring on pedestal again,
Horizontal support face is formed, uniform support force can be provided to electromotor stator and rotor, it is ensured that support stiffness.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any those familiar with the art can readily occur in change in the technical scope that this utility model is disclosed
Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.
Claims (10)
1. it is a kind of for electromotor Free Modal test positioner, it is characterised in that include：
Positioning support (1), the positioning support (1) is with positioning disk (12)；
Location division (2), the location division (2) are arranged on the positioning disk (12), and the location division (2) are including least one set
Positioning group, each positioning group include multiple location structures (21), and the plurality of location structure (21) is along the first even circumferential point
Cloth.
2. it is according to claim 1 for electromotor Free Modal test positioner, it is characterised in that the positioning
Portion (2) includes the multiple keepers (22) being arranged on the positioning disk (12), be provided with each keeper (22) to
A few location structure (21).
3. it is according to claim 2 for electromotor Free Modal test positioner, it is characterised in that the positioning
Multiple installing locating slots (121) are provided with disk (12), the plurality of installing locating slot (121) is set to from the positioning disk
(12) radially extending centrally along the second circumference, and the installing locating slot (121) is along the circumferential uniform of the second circumference, it is described
Second circumference and first circumferential concentric；
Each described keeper (22) is separately positioned in an installing locating slot (121), the keeper (22) and institute
State positioning disk (12) detachably connected.
4. it is according to claim 3 for electromotor Free Modal test positioner, it is characterised in that the installation
Quantity of the quantity of locating slot (121) more than the keeper (22).
5. it is according to claim 2 for electromotor Free Modal test positioner, it is characterised in that it is each described fixed
Length direction the radially extending along first circumference of position part (22), the plurality of location structure (21) is along the keeper
(22) length direction interval setting successively.
6. the positioner for the test of electromotor Free Modal according to any one of claim 2 to 5, its feature exists
In the positioner also includes locating part (3), and draw-in groove (31) is provided with the locating part (3), and the locating part (3) is led to
Cross the draw-in groove (31) to coordinate with the keeper (22).
7. it is according to claim 6 for electromotor Free Modal test positioner, it is characterised in that the draw-in groove
(31) through relative two side walls of the locating part (3), the folder between the draw-in groove (31) and the side wall of the locating part (3)
Angle is 60 °, 90 ° or 120 °.
8. a kind of test device for the test of electromotor Free Modal, it is characterised in that including floor mop (9), be arranged on it is described
The positioner of multiple support bases and the positioning support base position on floor mop (9), the positioner are removably disposed
On the floor mop (9), the positioner is surveying for electromotor Free Modal any one of claim 1 to 7
The positioner of examination.
9. it is according to claim 8 for electromotor Free Modal test test device, it is characterised in that the support
Seat includes the fit structure coordinated with the location structure (21), and a cooperation knot is provided with each support base
Structure.
10. it is according to claim 9 for electromotor Free Modal test test device, it is characterised in that described
Support seat includes positioning disk (71), and the fit structure is the mating holes being arranged on the positioning disk (71)；Or the support base
On be provided with mating groove (72), the mating groove (72) extends along the length direction of each keeper (22), and the fit structure is
It is arranged on the mating holes at the mating groove (72) bottom.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990936.8U CN206074205U (en) | 2016-08-30 | 2016-08-30 | For the positioner and test device of the test of electromotor Free Modal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990936.8U CN206074205U (en) | 2016-08-30 | 2016-08-30 | For the positioner and test device of the test of electromotor Free Modal |
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| CN206074205U true CN206074205U (en) | 2017-04-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989879A (en) * | 2017-05-17 | 2017-07-28 | 中核核电运行管理有限公司 | A kind of steam turbine generator stand mode testing method |
| CN113852254A (en) * | 2021-08-11 | 2021-12-28 | 江苏中车电机有限公司 | Method for fixing and supporting stator end ring of wind driven generator |
-
2016
- 2016-08-30 CN CN201620990936.8U patent/CN206074205U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989879A (en) * | 2017-05-17 | 2017-07-28 | 中核核电运行管理有限公司 | A kind of steam turbine generator stand mode testing method |
| CN113852254A (en) * | 2021-08-11 | 2021-12-28 | 江苏中车电机有限公司 | Method for fixing and supporting stator end ring of wind driven generator |
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