CN214502389U - Centrifuge rotation axis axiality check out test set - Google Patents
Centrifuge rotation axis axiality check out test set Download PDFInfo
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- CN214502389U CN214502389U CN202120780439.6U CN202120780439U CN214502389U CN 214502389 U CN214502389 U CN 214502389U CN 202120780439 U CN202120780439 U CN 202120780439U CN 214502389 U CN214502389 U CN 214502389U
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Abstract
The utility model relates to a device for detecting the coaxiality of a rotating shaft of a centrifugal machine.A supporting outer frame comprises a supporting base, and an annular array on the supporting base is provided with a plurality of supporting columns; an annular top supporting seat is fixed at the upper end of the supporting base through a supporting column; a plurality of rotating shaft contactors are arranged between the top supporting seat and the supporting base in a linear array manner; wherein the middle part of the top supporting seat is rotatably connected with a rotating shaft clamping ring, and the rotating shaft is fixed in the rotating shaft clamping ring; an annular bottom connecting ring is fixed on the supporting base through a supporting column, and a floating rod is movably connected on the bottom connecting ring; a plurality of floating connectors are arranged on the top supporting seat in an annular array, and the floating rods are in floating connection with the top supporting seat through the floating connectors; a position sensor is arranged at the position of the top support seat corresponding to the floating connector; the position sensor is connected to the floating rod; the rotating shaft contactor comprises an annular floating connecting ring, and the floating connecting ring is movably connected with the floating rod.
Description
Technical Field
The utility model relates to a centrifuge rotation axis axiality check out test set belongs to pivot manufacture equipment field.
Background
The rotating shaft is used as a core component of the centrifuge, the coaxiality and roundness of the rotating shaft have great influence on the stability of the centrifuge during working, and if the coaxiality of the rotating shaft of the centrifuge is poor, the rotating shaft of the centrifuge can shake greatly during working to influence the service life of equipment; the existing rotating shaft detection equipment generally realizes detection by contacting a dial indicator with the surface of a rotating shaft, but the detection method needs more dial indicators to realize the detection of the coaxiality of the surface of the rotating shaft at one time, has higher cost, needs to fix the dial indicator again when the rotating shaft is installed better every time, and consumes more time; the detection cost of the more advanced image sensor rotating shaft needs to be realized by means of a high-definition image sensor, the cost is higher, and corresponding work is difficult to realize in a workshop with larger pollution.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: technical problems in the prior art are overcome, and a device for detecting the coaxiality of a rotating shaft of a centrifugal machine is provided.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a centrifuge rotation axis axiality check out test set which characterized by: the support frame comprises a support base, wherein a plurality of support columns which are vertically arranged relative to the support base are arranged on the support base in an annular array; an annular top supporting seat is fixed at the upper end of the supporting base through a supporting column; a plurality of rotating shaft contactors are arranged between the top supporting seat and the supporting base in a linear array manner; wherein the middle part of the top supporting seat and the middle part of the supporting base are rotatably connected with a rotating shaft clamping ring, and the rotating shaft is fixed in the rotating shaft clamping ring;
an annular bottom connecting ring is fixed on the supporting base through a supporting column, a plurality of universal ball hinge mechanisms A are fixed on an outer ring annular array of the bottom connecting ring, a swinging sleeve is connected through the universal ball hinge mechanisms A, and a floating rod is connected in the swinging sleeve in a sliding manner through a spring;
a plurality of floating connectors are arranged on the top supporting seat in an annular array, and the floating rods are in floating connection with the top supporting seat through the floating connectors; a position sensor is arranged at the position of the top support seat corresponding to the floating connector; the position sensor comprises a sliding plate, the sliding plate is fixed on the top support through a sealing sleeve, the top end of the floating rod is movably connected with a sliding block through a universal spherical hinge mechanism B, the sliding block is in surface contact with the sliding plate, the middle part of the sliding block is provided with an optical displacement sensor, and the optical displacement sensor is used for detecting the moving position of the sliding block relative to the sliding plate;
the rotating shaft contactor comprises an annular floating connecting ring, a plurality of floating holes for the floating rods to penetrate through are formed in the floating connecting ring in an annular array mode, and the floating holes penetrate through the floating connecting ring; the inner wall of the floating connecting ring is provided with a floating groove, and the outer diameter of the floating groove is larger than the array diameter of the floating holes; a rotating shaft contact ring is connected in the floating groove in a sliding manner, the inner ring of the rotating shaft contact ring is used for contacting the surface of the rotating shaft, a connecting seat is fixed on the side wall surface of the rotating shaft contact ring, the connecting seat is positioned in one floating hole, the middle part of the connecting seat is movably connected with a sliding sleeve through a universal ball hinge mechanism C, and the floating rod penetrates through the sliding sleeve and is connected with the sliding sleeve in a sliding manner; wherein the connecting seat arrangement included angle of each rotating shaft contactor is not less than 20 degrees.
As a further improvement of the utility model, an annular sealing rubber ring is arranged on the inner wall of the floating hole, and the floating rod penetrates through the sealing rubber ring and is in sealing contact with the sealing rubber ring.
As a further improvement of the utility model, the annular array is provided with a plurality of contact posts in pivot contact ring, and the end fixing of contact post is used for the ball piece that rolls with pivot surface contact.
As a further improvement, the floating connector is provided with a floating support sleeve including the fixed orifices that set up in the top supporting seat at the inner wall of fixed orifices, and floating support cover inner wall linear array is provided with a plurality of annular sliding chutes, and the floating connector is still including cup jointing the floating cover in the floating rod outside, and the outer wall linear array of floating cover is provided with a plurality of sliders, and the outside of slider is embedded into the sliding chute to with sliding chute sliding connection.
As a further improvement of the utility model, the rotation axis centre gripping intra-annular wall annular array is provided with a plurality of gland nuts, the gland nut tip be used for with rotation axis surface contact.
As a further improvement, the array is provided with a plurality of gland nuts on the support column, top sprag seat, bottom go-between, the go-between outer fringe that floats run through the support column, and gland nut is located top sprag seat, bottom go-between, the go-between both sides that float, with top sprag seat, bottom go-between, the go-between centre gripping that floats to the support column.
The utility model has the advantages that:
1. the utility model discloses a floating connector that a plurality of arrays were arranged utilizes the unsteady connector that promotes of rotation axis to float to through the floating lever that the array set up, promote the floating lever swing through floating connector, tightly can realize the detection of the circle run-out data of corresponding position rotation axis through a set of floating lever, the floating lever adopts lever form fixed in addition, can enlarge the circle run-out data, improves and detects the precision; finally the utility model discloses a technique is more for the detection that the optics inductor of ripe extensively being applicable to in the mouse realized the floating lever float volume, and the precision is higher, and whole circle beats the detection space moreover and is in the encapsulated situation, can tolerate the dust among the environment, and this kind of displacement inductor is resistant to fouling performance moreover also good.
2. The utility model discloses a sealed rubber ring can realize preventing that the floating lever surface from taking place wearing and tearing to the sealing of floating lever sliding position, leads to the misalignment of circle run-out data.
3. The contact column can adapt to rotating shafts with different diameters by replacing the contact column, and the universality is high.
4. The sliding sheet structure realizes multilayer sealing and multilayer supporting, the floating connection stability is high, and the sealing effect on the detection surface is good.
5. The compression nut is simple to disassemble and install and can be adjusted according to different rotating shafts.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
in the figure: 1. a support base; 2. a support pillar; 3. a compression nut; 4. a bottom connecting ring; 5. a universal spherical hinge mechanism A; 6. a swinging sleeve; 7. a floating rod; 8. a floating connecting ring; 9. a floating tank; 10. a rotating shaft contact ring; 11. a connecting seat; 12. a contact post; 13. rolling the ball block; 14. a universal spherical hinge mechanism C; 15. a sliding sleeve; 16. sealing the rubber ring; 17. a floating support sleeve; 18. a sliding groove; 19. a slide sheet; 20. a floating sleeve; 21. a sliding plate; 22. sealing sleeves; 23. a universal spherical hinge mechanism B; 24. an optical displacement sensor; 25. a rotating shaft clamping ring; 26. and (5) pressing the nut.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, the utility model relates to a centrifuge rotation axis axiality check out test set, characterized by: the support frame comprises a support base, wherein a plurality of support columns which are vertically arranged relative to the support base are arranged on the support base in an annular array; an annular top supporting seat is fixed at the upper end of the supporting base through a supporting column; a plurality of rotating shaft contactors are arranged between the top supporting seat and the supporting base in a linear array manner; wherein the middle part of the top supporting seat and the middle part of the supporting base are rotatably connected with a rotating shaft clamping ring, and the rotating shaft is fixed in the rotating shaft clamping ring;
an annular bottom connecting ring is fixed on the supporting base through a supporting column, a plurality of universal ball hinge mechanisms A are fixed on an outer ring annular array of the bottom connecting ring, a swinging sleeve is connected through the universal ball hinge mechanisms A, and a floating rod is connected in the swinging sleeve in a sliding manner through a spring;
a plurality of floating connectors are arranged on the top supporting seat in an annular array, and the floating rods are in floating connection with the top supporting seat through the floating connectors; a position sensor is arranged at the position of the top support seat corresponding to the floating connector; the position sensor comprises a sliding plate, the sliding plate is fixed on the top support through a sealing sleeve, the top end of the floating rod is movably connected with a sliding block through a universal spherical hinge mechanism B, the sliding block is in surface contact with the sliding plate, the middle part of the sliding block is provided with an optical displacement sensor, and the optical displacement sensor is used for detecting the moving position of the sliding block relative to the sliding plate;
the rotating shaft contactor comprises an annular floating connecting ring, a plurality of floating holes for the floating rods to penetrate through are formed in the floating connecting ring in an annular array mode, and the floating holes penetrate through the floating connecting ring; the inner wall of the floating connecting ring is provided with a floating groove, and the outer diameter of the floating groove is larger than the array diameter of the floating holes; a rotating shaft contact ring is connected in the floating groove in a sliding manner, the inner ring of the rotating shaft contact ring is used for contacting the surface of the rotating shaft, a connecting seat is fixed on the side wall surface of the rotating shaft contact ring, the connecting seat is positioned in one floating hole, the middle part of the connecting seat is movably connected with a sliding sleeve through a universal ball hinge mechanism C, and the floating rod penetrates through the sliding sleeve and is connected with the sliding sleeve in a sliding manner; wherein the connecting seat arrangement included angle of each rotating shaft contactor is not less than 20 degrees.
Furthermore, an annular sealing rubber ring is arranged on the inner wall of the floating hole, and the floating rod penetrates through the sealing rubber ring and is in sealing contact with the sealing rubber ring.
Furthermore, a plurality of contact columns are arranged in the rotating shaft contact ring in an annular array mode, and rolling ball blocks used for being in contact with the surface of the rotating shaft are fixed at the end portions of the contact columns.
Furthermore, the floating connector comprises a fixing hole arranged in the top supporting seat, a floating supporting sleeve is arranged on the inner wall of the fixing hole, a plurality of annular sliding grooves are formed in the linear array of the inner wall of the floating supporting sleeve, the floating connector further comprises a floating sleeve sleeved on the outer side of the floating rod, a plurality of sliding pieces are arranged on the linear array of the outer wall of the floating sleeve, and the outer sides of the sliding pieces are embedded into the sliding grooves and are in sliding connection with the sliding grooves.
Furthermore, a plurality of compression nuts are arranged on the inner wall of the rotating shaft clamping ring in an annular array mode, and the end portions of the compression nuts are used for being in contact with the surface of the rotating shaft.
Furthermore, a plurality of compression nuts are arranged on the support column in an array mode, the outer edges of the top supporting seat, the bottom connecting ring and the floating connecting ring penetrate through the support column, the compression nuts are located on two sides of the top supporting seat, the bottom connecting ring and the floating connecting ring, and the top supporting seat, the bottom connecting ring and the floating connecting ring are clamped on the support column.
When the device is used, the rotating shaft is arranged in the rotating shaft clamping ring and is compressed and fixed through the compression nuts, meanwhile, a corresponding number of rotating shaft contactors are arranged according to the precision requirement, and the surface of the rotating shaft is contacted with the surface of the rotating shaft through the rolling ball block at the end part of the contact column of each rotating shaft contactor; rotatory rotation axis afterwards, the rotation axis can realize the unsteady of pivot contact ring through extrusion contact post, pivot contact ring is when removing afterwards, can drive the removal of connecting seat, the connecting seat removes the back, can pull the floating lever swing of corresponding position, the floating lever is because one end is the fixed point swing, the other end is free floating, so free floating's one end can the sliding plate move relatively, the removal in-process, the removal volume of floating lever then can realize the seizure of the volume of movement through optical displacement sensor's removal, thereby draw out the unsteady road map of floating lever, realize the detection that rotation axis surface circle is beated.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The utility model provides a centrifuge rotation axis axiality check out test set which characterized by: the support frame comprises a support base, wherein a plurality of support columns which are vertically arranged relative to the support base are arranged on the support base in an annular array; an annular top supporting seat is fixed at the upper end of the supporting base through a supporting column; a plurality of rotating shaft contactors are arranged between the top supporting seat and the supporting base in a linear array manner; wherein the middle part of the top supporting seat is rotatably connected with a rotating shaft clamping ring, and the rotating shaft is fixed in the rotating shaft clamping ring;
an annular bottom connecting ring is fixed on the supporting base through a supporting column, a plurality of universal ball hinge mechanisms A are fixed on an outer ring annular array of the bottom connecting ring, a swinging sleeve is connected through the universal ball hinge mechanisms A, and a floating rod is connected in the swinging sleeve in a sliding manner through a spring;
a plurality of floating connectors are arranged on the top supporting seat in an annular array, and the floating rods are in floating connection with the top supporting seat through the floating connectors; a position sensor is arranged at the position of the top support seat corresponding to the floating connector; the position sensor comprises a sliding plate, the sliding plate is fixed on the top support through a sealing sleeve, the top end of the floating rod is movably connected with a sliding block through a universal spherical hinge mechanism B, the sliding block is in surface contact with the sliding plate, the middle part of the sliding block is provided with an optical displacement sensor, and the optical displacement sensor is used for detecting the moving position of the sliding block relative to the sliding plate;
the rotating shaft contactor comprises an annular floating connecting ring, a plurality of floating holes for the floating rods to penetrate through are formed in the floating connecting ring in an annular array mode, and the floating holes penetrate through the floating connecting ring; the inner wall of the floating connecting ring is provided with a floating groove, and the outer diameter of the floating groove is larger than the array diameter of the floating holes; a rotating shaft contact ring is connected in the floating groove in a sliding manner, the inner ring of the rotating shaft contact ring is used for contacting the surface of the rotating shaft, a connecting seat is fixed on the side wall surface of the rotating shaft contact ring, the connecting seat is positioned in one floating hole, the middle part of the connecting seat is movably connected with a sliding sleeve through a universal ball hinge mechanism C, and the floating rod penetrates through the sliding sleeve and is connected with the sliding sleeve in a sliding manner; wherein the connecting seat arrangement included angle of each rotating shaft contactor is not less than 20 degrees.
2. The apparatus for detecting the coaxiality of the rotating shafts of the centrifuge as set forth in claim 1, wherein: an annular sealing rubber ring is arranged on the inner wall of the floating hole, and the floating rod penetrates through the sealing rubber ring and is in sealing contact with the sealing rubber ring.
3. The apparatus for detecting the coaxiality of the rotating shafts of the centrifuge as set forth in claim 1, wherein: and a plurality of contact columns are arranged in the rotating shaft contact ring in an annular array mode, and rolling ball blocks used for being in contact with the surface of the rotating shaft are fixed at the end parts of the contact columns.
4. The apparatus for detecting the coaxiality of the rotating shafts of the centrifuge as set forth in claim 1, wherein: the floating connector comprises a fixed hole arranged in a top supporting seat, a floating supporting sleeve is arranged on the inner wall of the fixed hole, a plurality of annular sliding grooves are formed in the linear array of the inner wall of the floating supporting sleeve, the floating connector further comprises a floating sleeve sleeved on the outer side of a floating rod, a plurality of sliding pieces are arranged on the linear array of the outer wall of the floating sleeve, and the outer sides of the sliding pieces are embedded into the sliding grooves and are in sliding connection with the sliding grooves.
5. The apparatus for detecting the coaxiality of the rotating shafts of the centrifuge as set forth in claim 1, wherein: the inner wall of the rotating shaft clamping ring is provided with a plurality of compression nuts in an annular array mode, and the end portions of the compression nuts are used for being in contact with the surface of the rotating shaft.
6. The apparatus for detecting the coaxiality of the rotating shafts of the centrifuge as set forth in claim 1, wherein: the array is provided with a plurality of gland nuts on the support column, top supporting seat, bottom go-between, unsteady go-between outer fringe run through the support column, and gland nuts are located top supporting seat, bottom go-between, unsteady go-between both sides, with top supporting seat, bottom go-between, unsteady go-between centre gripping to the support column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120780439.6U CN214502389U (en) | 2021-04-16 | 2021-04-16 | Centrifuge rotation axis axiality check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120780439.6U CN214502389U (en) | 2021-04-16 | 2021-04-16 | Centrifuge rotation axis axiality check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214502389U true CN214502389U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120780439.6U Active CN214502389U (en) | 2021-04-16 | 2021-04-16 | Centrifuge rotation axis axiality check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214502389U (en) |
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2021
- 2021-04-16 CN CN202120780439.6U patent/CN214502389U/en active Active
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