CN116428940A - Axial displacement detection device for centrifuge rotor - Google Patents

Axial displacement detection device for centrifuge rotor Download PDF

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Publication number
CN116428940A
CN116428940A CN202310674369.XA CN202310674369A CN116428940A CN 116428940 A CN116428940 A CN 116428940A CN 202310674369 A CN202310674369 A CN 202310674369A CN 116428940 A CN116428940 A CN 116428940A
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arc
seat
plate
fixedly connected
shaped
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CN202310674369.XA
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CN116428940B (en
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张江涛
刘志祥
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Denair Energy Saving Technology Shanghai Co ltd
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Denair Energy Saving Technology Shanghai Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/02Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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  • General Physics & Mathematics (AREA)
  • Transmission Devices (AREA)

Abstract

The invention relates to the technical field of rotor axial displacement detection, and discloses a centrifugal machine rotor axial displacement detection device which solves the problem that axial displacement of different positions of a rotor is inconvenient to detect, and comprises an arc-shaped seat, wherein an arc-shaped table is arranged above the arc-shaped seat, the arc-shaped seat is connected with the arc-shaped table through a first support column, a first chute is formed in the arc-shaped table, an arc-shaped sliding plate is arranged in the first chute, the cross section of the arc-shaped sliding plate is of an inverted T-shaped structure, the top of the arc-shaped sliding plate is fixedly connected with a rotating seat, a damping pressing mechanism matched with the arc-shaped sliding plate is arranged on the arc-shaped seat, a first arc-shaped gear ring and a second arc-shaped gear ring are sleeved outside the arc-shaped table, and the first arc-shaped gear ring is fixedly connected with the arc-shaped table; when the electronic dial indicator moves up to the highest position or the lowest position, the electronic dial indicator automatically adjusts the position, and workers are not required to adjust the position of the electronic dial indicator, so that detection on different sides of the rotor is facilitated, and convenience is improved.

Description

Axial displacement detection device for centrifuge rotor
Technical Field
The invention belongs to the technical field of rotor axial displacement detection, and particularly relates to a centrifugal machine rotor axial displacement detection device.
Background
The centrifuge is used as important separation equipment and has important application in fields including chemical industry, petroleum, food, pharmacy and the like. In the production process of the centrifugal machine, after the rotor is assembled, the axial displacement of the rotor needs to be detected, and the axial displacement of the rotor is detected by driving the electronic dial indicator to move in the vertical direction, however, the inventor finds that after the electronic dial indicator moves in the vertical direction once, a worker needs to adjust the position of the electronic dial indicator, so that the electronic dial indicator is positioned on different sides of the rotor, the next axial displacement detection can be performed, the actual operation is inconvenient, and certain limitations exist.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the axial displacement detection device for the rotor of the centrifugal machine, which effectively solves the problem that the axial displacement of different positions of the rotor is inconvenient to detect in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a centrifuge rotor axial displacement detection device, which comprises an arc seat, the top of arc seat is equipped with the arc platform, arc seat and arc platform are connected through first support column, first spout has been seted up on the arc bench, be equipped with the arc slide in the first spout, the cross section of arc slide is the T shape structure of inversion, the top fixedly connected with roating seat of arc slide, be equipped with on the arc seat with arc slide matched with damping pressing mechanism, the outside cover of arc platform is equipped with first arc ring gear and second arc ring gear, first arc ring gear and arc platform fixed connection, second arc ring gear and arc seat are connected through the dismouting piece, the below of roating seat is equipped with first gear and first carousel, fixedly connected with first pivot on the first gear, first pivot and roating seat pass through bearing connection, the equal fixedly connected with in both sides of first carousel and first gear matched with teeth of a cogwheel, second carousel and mount pad are equipped with on the roating seat, one side of mount pad is provided with the second spout that is used for driving first carousel and second carousel rotatory meshing drive structure, one side fixedly connected with of second carousel is located the second carousel, one side fixedly connected with promotion second carousel is equipped with two guide posts that run through on the first support column, be equipped with the centre gripping post, the top is used for fixing the fixed connection.
Preferably, the meshing driving structure comprises a second rotating shaft fixedly mounted on one side of a second rotating disc, a first supporting part is sleeved outside the second rotating shaft, a bearing is arranged at the joint of the second rotating shaft and the first supporting part, the bottom of the first supporting part is fixedly connected with a rotating seat, a first connecting shaft is fixedly connected to the first rotating disc and penetrates through the rotating seat, a bearing is arranged at the joint of the first connecting shaft and the rotating seat, a first conical gear is sleeved outside the second rotating shaft, a second conical gear meshed with the first conical gear is fixedly connected to the top end of the first connecting shaft, and a driving unit for driving the second rotating shaft to rotate is arranged on the first supporting part.
Preferably, the driving unit comprises a motor fixedly mounted on one side of the first supporting part, the output end of the motor is fixedly connected with a first sprocket, one end of the second rotating shaft is fixedly connected with a second sprocket, and the first sprocket and the second sprocket are connected through a chain.
Preferably, the bottom fixedly connected with rack of electronic dial indicator, rack and mount pad pass through the guide and connect, one side of rack is equipped with the second connecting axle, the bottom and the mount pad of second connecting axle pass through the bearing and connect, the top fixedly connected with of second connecting axle and rack engaged with second gear, the outside fixed cover of second connecting axle is equipped with the worm wheel, the top of mount pad is equipped with the worm with worm wheel engaged with, the outside cover of worm is equipped with second supporting part and first fixed plate, second supporting part and first fixed plate all with mount pad fixed connection, the junction of worm and second supporting part is equipped with the bearing, the both sides of first fixed plate all are equipped with the first nut of cover locating the worm outside, be equipped with on the worm with first nut matched with screw thread.
Preferably, the guide piece comprises a second fixed plate fixedly arranged on one side of the rack, one side of the second fixed plate is fixedly connected with a first guide plate, a guide sleeve is sleeved outside the first guide plate, and the guide sleeve is connected with the mounting seat through a second support column.
Preferably, the damping pressing mechanism comprises a lifting plate arranged between the arc-shaped table and the arc-shaped seat, the lifting plate is connected with the arc-shaped seat through a lifting unit, a friction plate is arranged above the lifting plate, a through hole is formed in the inner wall of the bottom of the first sliding groove, the friction plate penetrates through the through hole, the top of the friction plate is contacted with the bottom of the arc-shaped sliding plate, a plurality of fixing columns are fixedly connected to the top of the lifting plate, a fixing sleeve is sleeved outside the fixing columns, the fixing sleeve is fixedly connected with the bottom of the friction plate, and the top of the fixing columns is connected with the bottom of the friction plate through a first compression spring.
Preferably, the lifting unit comprises two first screw rods arranged above the arc-shaped seat, the bottom ends of the first screw rods are connected with the arc-shaped seat through bearings, the first screw rods penetrate through the lifting plate, the first screw rods are connected with the lifting plate in a threaded mode, two second nuts are sleeved outside the first screw rods, and two adjacent second nuts are respectively located above and below the lifting plate.
Preferably, the dismounting piece comprises a third fixing plate fixedly mounted at the bottom of the second arc gear ring, one side of the third fixing plate is fixedly connected with a second guide plate, the second guide plate penetrates through the arc base, a third supporting portion is fixedly connected to the arc base, and the third supporting portion and the third fixing plate are connected through a locking unit.
Preferably, the locking unit comprises a second screw rod fixedly installed on one side of the third supporting part, the second screw rod penetrates through the third fixing plate, two third nuts are sleeved outside the second screw rod, and the two third nuts are respectively located on two sides of the third fixing plate.
Preferably, the clamping and positioning unit comprises a plurality of clamping blocks arranged in the arc-shaped seat, the clamping blocks are fixedly connected with limiting plates, the limiting plates penetrate through the arc-shaped seat, the arc-shaped seat is fixedly connected with a plurality of supporting frames, the supporting frames and the clamping blocks are connected through second compression springs, and the second compression springs penetrate through the arc-shaped seat.
Compared with the prior art, the invention has the beneficial effects that:
(1) After the rotor is assembled, the worker drives the arc seat and the arc table to move to one side of the rotor, the rotor passes through the notch of the arc seat and the arc table, the rotor is clamped and fixed through the clamping and positioning unit, so that the arc seat is fixed relative to the rotor, the worker installs the second arc gear ring, so that the second arc gear ring closes the notch on the arc table, the second arc gear ring is fixed relative to the arc table through the design of the dismounting piece, the first arc gear ring and the second arc gear ring form a complete circular gear ring, the second turntable is driven to rotate through the meshing driving structure, the second turntable drives the pushing column to slide in the second chute, so that the mounting seat reciprocates in the vertical direction, the axial displacement of the rotor is detected through the electronic dial indicator, when the electronic dial indicator moves to the highest position, the meshing driving structure synchronously drives the first turntable to rotate, one gear tooth on the first turntable is meshed with the first gear, the first gear is pushed to rotate by the first gear, the first gear ring is further moved to the other side of the rotor along with the other side of the rotor, the electronic dial indicator is continuously moved to the lowest position through the electronic dial indicator, the electronic dial indicator is continuously moved to the lowest position, and the electronic dial indicator is rotatably is driven to move to the lowest position, and the electronic dial indicator is meshed with the electronic dial indicator is continuously, the electronic dial indicator automatically adjusts the position, so that the position of the electronic dial indicator is not required to be adjusted by a worker, different sides of the rotor are conveniently detected, and convenience is improved;
(2) The motor drives the first sprocket to rotate, the first sprocket drives the second sprocket and the second rotating shaft to rotate through the chain, the second rotating shaft drives the second rotating disc to rotate, the second rotating shaft drives the first conical gear to rotate while the second rotating shaft drives the first connecting shaft and the first rotating disc to rotate through the second conical gear, and the motor can drive the first rotating disc and the second rotating disc to synchronously rotate;
(3) The staff drives the worm to rotate, the worm drives the worm wheel and the second connecting shaft to rotate, the second connecting shaft drives the second gear to rotate, the second gear drives the rack and the electronic dial indicator to move relative to the mounting seat, the first guide plate slides relative to the guide sleeve, the initial distance between the electronic dial indicator and the rotor can be changed by driving the electronic dial indicator to move relative to the mounting seat, after the position of the electronic dial indicator is adjusted, the staff drives the two first nuts to rotate, so that the two first nuts clamp the first fixing plate, the worm is fixed relative to the mounting seat, and the possibility that the worm rotates due to non-human factors is reduced;
(4) The staff drives the first screw rod to rotate so that the first screw rod drives the lifting plate to move in the vertical direction, the length of the fixed column in the fixed sleeve is changed, the deformation length of the first compression spring is adjusted, so that the upward pressure applied by the first compression spring to the friction plate is changed, the pressure of the friction plate pressing the bottom of the arc-shaped sliding plate is changed, the sliding resistance of the arc-shaped sliding plate relative to the first sliding groove is changed, when the first gear does not rotate relative to the circular gear ring formed by the first arc-shaped gear ring and the second arc-shaped gear ring, the position of the arc-shaped sliding plate is limited by the friction plate, the possibility that the arc-shaped sliding plate rotates and shakes relative to the arc-shaped table due to non-human factors is reduced, and when the first screw rod does not need to be rotated, the staff rotates two adjacent second nuts to rotate, so that the lifting plate is clamped by the two adjacent second nuts, and the possibility that the first screw rod rotates and shakes due to the non-human factors is reduced;
(5) The third nut is driven to rotate by the staff, so that the third fixing plates are not clamped by the two third nuts any more, the limitation on the positions of the third fixing plates and the second arc gear rings is relieved, the second arc gear rings are driven to move by the staff, the third fixing plates move relative to the second screw rod, the second guide plates slide relative to the arc seat, the second arc gear rings can not close the notch of the arc table any more, when the rotor is located among the clamping blocks, the second compression springs are in a compression state, the second compression springs apply pressure to the clamping blocks, so that the rotor is clamped by the clamping blocks, and the clamping blocks move stably relative to the arc seat through the design of the limiting plates.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a second schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 1;
FIG. 4 is a schematic view of a rotary base according to the present invention;
FIG. 5 is a schematic view showing the structure of the first guide plate and the guide sleeve of the present invention detached;
FIG. 6 is a schematic view of the structure of the bottom of the arc table of the present invention;
FIG. 7 is a schematic view of an arc base of the present invention;
fig. 8 is a schematic structural view of a second arcuate gear ring according to the present invention.
In the figure: 1. an arc-shaped seat; 2. an arc-shaped table; 3. a first chute; 4. an arc-shaped sliding plate; 5. a first support column; 6. a rotating seat; 7. a first arcuate ring gear; 8. a second arcuate ring gear; 9. a first gear; 10. a first rotating shaft; 11. a first turntable; 12. gear teeth; 13. a second turntable; 14. pushing the column; 15. a mounting base; 16. a second chute; 17. an electronic dial indicator; 18. a guide post; 19. a second rotating shaft; 20. a first connecting shaft; 21. a first support portion; 22. a first bevel gear; 23. a second bevel gear; 24. a motor; 25. a first sprocket; 26. a second sprocket; 27. a chain; 28. a rack; 29. a second gear; 30. a second connecting shaft; 31. a worm wheel; 32. a worm; 33. a second supporting part; 34. a first fixing plate; 35. a first nut; 36. a second fixing plate; 37. a first guide plate; 38. a guide sleeve; 39. a second support column; 40. a friction plate; 41. a through hole; 42. a fixed sleeve; 43. fixing the column; 44. a first compression spring; 45. a lifting plate; 46. a first screw rod; 47. a second nut; 48. a third fixing plate; 49. a second guide plate; 50. a third supporting part; 51. a second screw rod; 52. a third nut; 53. a clamping block; 54. a support frame; 55. a second compression spring; 56. and a limiting plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The first embodiment is given by fig. 1 to 8, the invention comprises an arc seat 1, an arc table 2 is arranged above the arc seat 1, the arc seat 1 and the arc table 2 are connected through a first supporting column 5, a first sliding groove 3 is formed in the arc table 2, an arc sliding plate 4 is arranged in the first sliding groove 3, the cross section of the arc sliding plate 4 is of an inverted T-shaped structure, a rotating seat 6 is fixedly connected to the top of the arc sliding plate 4, a damping pressing mechanism matched with the arc sliding plate 4 is arranged on the arc seat 1, a first arc gear ring 7 and a second arc gear ring 8 are sleeved outside the arc table 2, the first arc gear ring 7 and the arc table 2 are fixedly connected, the second arc gear ring 8 and the arc seat 1 are connected through a dismounting piece, a first gear 9 and a first rotating disc 11 are arranged below the rotating seat 6, a first rotating shaft 10 is fixedly connected to the first gear 9, two sides of the first rotating disc 11 are fixedly connected with gear teeth 12 matched with the first gear 9, a second rotating disc 13 and a mounting seat 15 are arranged above the rotating seat 6, a second rotating disc 16 and a clamping seat 16 are arranged on the rotating seat 16 and a clamping seat 16 which is fixedly meshed with a first rotating table 16, a clamping seat 18 is arranged at one side of the rotating seat 16 and is fixedly connected with a clamping seat 16, and a clamping seat 18 is arranged at one side of the clamping seat, and is fixedly connected with a first rotating seat 16, and a clamping seat 18 is arranged at one side of the clamping seat, and is connected with a clamping seat 18; when the electronic dial indicator 17 moves up to the highest position or the lowest position, the electronic dial indicator 17 automatically adjusts the position, and workers are not required to adjust the position of the electronic dial indicator 17, so that detection on different sides of the rotor is facilitated, and convenience is improved.
In the second embodiment, as shown in fig. 1 and fig. 4, the meshing driving structure includes a second rotating shaft 19 fixedly installed at one side of a second turntable 13, a first supporting portion 21 is sleeved outside the second rotating shaft 19, a bearing is disposed at a connection position between the second rotating shaft 19 and the first supporting portion 21, the bottom of the first supporting portion 21 is fixedly connected with a rotating seat 6, a first connecting shaft 20 is fixedly connected to the first turntable 11, the first connecting shaft 20 penetrates through the rotating seat 6, a bearing is disposed at a connection position between the first connecting shaft 20 and the rotating seat 6, a first conical gear 22 is fixedly sleeved outside the second rotating shaft 19, a second conical gear 23 meshed with the first conical gear 22 is fixedly connected to a top end of the first connecting shaft 20, a driving unit for driving the second rotating shaft 19 to rotate is disposed on the first supporting portion 21, the driving unit includes a motor 24 fixedly installed at one side of the first supporting portion 21, a first sprocket 25 is fixedly connected to an output end of the motor 24, a second sprocket 26 is fixedly connected to one end of the second rotating shaft 19, and the first sprocket 25 and the second sprocket 26 is connected to the second sprocket 26 through a chain 27;
the motor 24 drives the first sprocket 25 to rotate, the first sprocket 25 drives the second sprocket 26 and the second rotating shaft 19 to rotate through the chain 27, the second rotating shaft 19 drives the second rotating disc 13 to rotate, the second rotating shaft 19 drives the first bevel gear 22 to rotate, the first bevel gear 22 drives the first connecting shaft 20 and the first rotating disc 11 to rotate through the second bevel gear 23, and the motor 24 can drive the first rotating disc 11 and the second rotating disc 13 to synchronously rotate.
In the third embodiment, as shown in fig. 1, fig. 3 and fig. 5, the bottom of the electronic dial gauge 17 is fixedly connected with a rack 28, the rack 28 and a mounting seat 15 are connected through a guide piece, one side of the rack 28 is provided with a second connecting shaft 30, the bottom end of the second connecting shaft 30 is connected with the mounting seat 15 through a bearing, the top end of the second connecting shaft 30 is fixedly connected with a second gear 29 meshed with the rack 28, a worm wheel 31 is fixedly sleeved outside the second connecting shaft 30, a worm 32 meshed with the worm wheel 31 is arranged above the mounting seat 15, a second supporting part 33 and a first fixing plate 34 are sleeved outside the worm 32, the second supporting part 33 and the first fixing plate 34 are fixedly connected with the mounting seat 15, a bearing is arranged at the joint of the worm 32 and the second supporting part 33, two sides of the first fixing plate 34 are respectively provided with a first nut 35 sleeved outside the worm 32, threads matched with the first nut 35 are arranged on the worm 32, the guide piece comprises a second fixing plate 36 fixedly arranged on one side of the rack 28, a first fixing plate 36 is fixedly connected with a first guide plate 37 and a guide sleeve 38 is fixedly arranged on one side of the worm 32, and the first fixing plate 37 is fixedly connected with the first guide plate 37 through a guide sleeve 38;
the staff drives the worm 32 to rotate, the worm 32 drives the worm wheel 31 and the second connecting shaft 30 to rotate, and then the second connecting shaft 30 drives the second gear 29 to rotate, the second gear 29 drives the rack 28 and the electronic dial indicator 17 to move relative to the mounting seat 15, the first guide plate 37 slides relative to the guide sleeve 38, the electronic dial indicator 17 is driven to move relative to the mounting seat 15, the initial distance between the electronic dial indicator 17 and the rotor can be changed, after the position of the electronic dial indicator 17 is adjusted, the staff drives the two first nuts 35 to rotate, so that the two first nuts 35 clamp the first fixing plate 34, the worm 32 is further fixed relative to the mounting seat 15, and the possibility that the worm 32 rotates due to non-human factors is reduced.
In the fourth embodiment, as shown in fig. 1 and 6, the damping pressing mechanism includes a lifting plate 45 disposed between the arc table 2 and the arc base 1, the lifting plate 45 and the arc base 1 are connected by a lifting unit, a friction plate 40 is disposed above the lifting plate 45, a through hole 41 is disposed on an inner wall of a bottom of the first chute 3, the friction plate 40 penetrates through the through hole 41, a top of the friction plate 40 contacts with a bottom of the arc slide 4, a plurality of fixing columns 43 are fixedly connected to a top of the lifting plate 45, a fixing sleeve 42 is sleeved outside the fixing sleeve 42 and fixedly connected with a bottom of the friction plate 40, a top of the fixing column 43 is connected with a bottom of the friction plate 40 by a first compression spring 44, the lifting unit includes two first lead screws 46 disposed above the arc base 1, a bottom of the first lead screws 46 is connected with the arc base 1 by bearings, the first lead screws 46 penetrate through the lifting plate 45, the first lead screws 46 are connected with the lifting plate 45 by threads, two second nuts 47 are sleeved outside the first lead screws 46, and two adjacent second lifting nuts 47 are disposed above and below the lifting nuts 45 respectively;
the staff drives the first lead screw 46 to rotate, so that the first lead screw 46 drives the lifting plate 45 to move in the vertical direction, the length of the fixed column 43 in the fixed sleeve 42 is changed, the deformation length of the first compression spring 44 is adjusted, upward pressure applied to the friction plate 40 by the first compression spring 44 is changed, the pressure of the friction plate 40 pressing the bottom of the arc-shaped sliding plate 4 is changed, and accordingly the sliding resistance of the arc-shaped sliding plate 4 relative to the first sliding groove 3 is changed, when the first gear 9 does not rotate relative to the circular gear ring formed by the first arc-shaped gear ring 7 and the second arc-shaped gear ring 8, the position of the arc-shaped sliding plate 4 is limited through the friction plate 40, the possibility that the arc-shaped sliding plate 4 rotates and shakes relative to the arc-shaped table 2 due to non-human factors is reduced, when the first lead screw 46 does not need to rotate, the staff rotates two adjacent second nuts 47 to clamp the lifting plate 45, and the possibility that the first lead screw 46 rotates due to the rotation and shakes due to the non-human factors.
Based on the first embodiment, as shown in fig. 1, fig. 2, fig. 7 and fig. 8, the dismounting piece comprises a third fixing plate 48 fixedly mounted at the bottom of the second arc gear ring 8, one side of the third fixing plate 48 is fixedly connected with a second guide plate 49, the second guide plate 49 penetrates through the arc seat 1, a third supporting part 50 is fixedly connected to the arc seat 1, the third supporting part 50 and the third fixing plate 48 are connected through a locking unit, the locking unit comprises a second screw rod 51 fixedly mounted at one side of the third supporting part 50, the second screw rod 51 penetrates through the third fixing plate 48, two third nuts 52 are sleeved outside the second screw rod 51, the two third nuts 52 are respectively positioned at two sides of the third fixing plate 48, the clamping positioning unit comprises a plurality of clamping blocks 53 arranged in the arc seat 1, a limiting plate 56 is fixedly connected to the clamping blocks 53, the limiting plate 56 penetrates through the arc seat 1, a plurality of supporting frames 54 are fixedly connected to the arc seat 1, the supporting frames 54 and the clamping blocks 53 are connected through second compression springs 55, and the second compression springs 55 penetrate through the arc seat 1;
when the third fixing plate 48 and the second arc-shaped gear ring 8 are required to be unlocked, a worker drives the third nuts 52 to rotate, so that the two third nuts 52 can not clamp the third fixing plate 48 any more, the limitation on the positions of the third fixing plate 48 and the second arc-shaped gear ring 8 is released, the worker drives the second arc-shaped gear ring 8 to move, the third fixing plate 48 moves relative to the second screw rod 51, the second guide plate 49 slides relative to the arc-shaped seat 1, the second arc-shaped gear ring 8 can not close the notch of the arc-shaped table 2 any more, when the rotor is positioned among the clamping blocks 53, the second compression springs 55 are in a compressed state, and the second compression springs 55 apply pressure to the clamping blocks 53, so that the clamping blocks 53 clamp the rotor, and the clamping blocks 53 can move smoothly relative to the arc-shaped seat 1 through the design of the limiting plates 56.
Working principle: when the rotor assembly device works, a worker drives the arc seat 1 and the arc table 2 to move to one side of the rotor after the rotor assembly is completed, the rotor passes through the notches of the arc seat 1 and the arc table 2, the rotor is clamped and fixed through the clamping and positioning unit, so that the arc seat 1 is fixed relative to the rotor, the worker installs the second arc gear ring 8, so that the second arc gear ring 8 closes the notch on the arc table 2, the second arc gear ring 8 is fixed relative to the arc table 2 through the design of the dismounting piece, the first arc gear ring 7 and the second arc gear ring 8 form a complete circular gear ring, the second turntable 13 is driven to rotate through the meshing driving structure, the second turntable 13 drives the pushing column 14 to slide in the second sliding groove 16, so that the mounting seat 15 reciprocates in the vertical direction, the axial displacement of the rotor is detected through the electronic dial indicator 17, when the electronic dial indicator 17 moves to the highest position, the meshing driving structure synchronously drives the first rotating disc 11 to rotate so that one gear tooth 12 on the first rotating disc 11 is meshed with the first gear 9, the gear tooth 12 pushes the first gear 9 to rotate so that the first gear 9 rolls a certain distance on the circular gear ring formed by the first arc gear ring 7 and the second arc gear ring 8, the electronic dial gauge 17 moves to the other side surface of the rotor, the second rotating disc 13 drives the mounting seat 15 and the electronic dial gauge 17 to move downwards along with the continuous rotation of the second rotating disc 13 through the pushing post 14, the electronic dial gauge 17 detects the axial displacement of the rotor again, when the electronic dial gauge 17 descends to the lowest position, the meshing driving structure synchronously drives the first rotating disc 11 to rotate, the other gear tooth 12 on the first rotating disc 11 is meshed with the first gear 9 so that the electronic dial gauge 17 moves to the other side surface of the rotor, the position of the electronic dial indicator 17 can be changed again, when the electronic dial indicator 17 moves up to the highest position or the lowest position, the electronic dial indicator 17 automatically adjusts the position, no staff is required to adjust the position of the electronic dial indicator 17, detection on different sides of a rotor is facilitated, convenience is improved, the first sprocket 25 is driven to rotate through the motor 24, the first sprocket 25 drives the second sprocket 26 and the second rotating shaft 19 to rotate through the chain 27, the second rotating shaft 19 drives the second rotating disc 13 to rotate, the second rotating shaft 19 drives the first conical gear 22 to rotate, the first conical gear 22 drives the first connecting shaft 20 and the first rotating disc 11 to rotate through the second conical gear 23, the motor 24 can drive the first rotating disc 11 and the second rotating disc 13 to synchronously rotate, the worm 32 drives the worm wheel 31 and the second connecting shaft 30 to rotate, the second connecting shaft 30 drives the second gear 29 to rotate, the second gear 29 drives the rack 28 and the electronic dial indicator 17 to move relative to the mounting seat 15, the first guide plate 37 slides relative to the guide sleeve 38, the initial distance between the electronic dial indicator 17 and the rotor can be changed by driving the electronic dial indicator 17 to move relative to the mounting seat 15, after the position of the electronic dial indicator 17 is adjusted, the staff drives the two first nuts 35 to rotate, so that the two first nuts 35 clamp the first fixing plate 34, the worm 32 is fixed relative to the mounting seat 15, the possibility that the worm 32 rotates due to non-human factors is reduced, the staff drives the first lead screw 46 to rotate, the first lead screw 46 drives the lifting plate 45 to move in the vertical direction, the length of the fixing column 43 in the fixing sleeve 42 is changed, the deformation length of the first compression spring 44 is adjusted, so that the upward pressure applied by the first compression spring 44 to the friction plate 40 is changed, and the pressure of the friction plate 40 pressing the bottom of the arc slide plate 4 is changed, so that the sliding resistance of the arc slide plate 4 relative to the first chute 3 is changed, when the first gear 9 does not rotate relative to the circular gear composed of the first arc gear 7 and the second arc gear 8, the position of the arc slide plate 4 is limited by the friction plate 40, the possibility that the arc slide plate 4 rotates and shakes relative to the arc table 2 due to non-human factors is reduced, when the first screw rod 46 does not need to be rotated, the worker rotates the adjacent two second nuts 47, so that the adjacent two second nuts 47 clamp the lifting plate 45, the possibility that the first screw rod 46 rotates and shakes due to non-human factors is reduced, the third nuts 52 are driven to rotate by the staff, so that the two third nuts 52 can not clamp the third fixing plates 48 any more, the limitation on the positions of the third fixing plates 48 and the second arc-shaped gear rings 8 is relieved, the second arc-shaped gear rings 8 are driven to move by the staff, the third fixing plates 48 move relative to the second screw rods 51, the second guide plates 49 slide relative to the arc-shaped seats 1, the second arc-shaped gear rings 8 can not close the notch of the arc-shaped table 2 any more, when the rotor is located among the clamping blocks 53, the second compression springs 55 are in a compression state, the second compression springs 55 apply pressure to the clamping blocks 53, so that the clamping blocks 53 clamp the rotor, and the clamping blocks 53 can move stably relative to the arc-shaped seats 1 through the design of the limiting plates 56.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a centrifuge rotor axial displacement detection device, includes arc seat (1), its characterized in that: the utility model discloses a rotary table, arc seat (1) and arc seat (2) are equipped with arc platform (2), arc seat (1) and arc platform (2) are connected through first support column (5), first spout (3) have been seted up on arc platform (2), be equipped with arc slide (4) in first spout (3), the cross section of arc slide (4) is the T shape structure of inversion, the top fixedly connected with roating seat (6) of arc slide (4), be equipped with on arc seat (1) with arc slide (4) matched with damping pressing mechanism, the outside cover of arc platform (2) is equipped with first arc ring gear (7) and second arc ring gear (8), first arc ring gear (7) and arc platform (2) fixed connection, second arc ring gear (8) and arc seat (1) are connected through the dismouting piece, the below of roating seat (6) is equipped with first gear (9) and first carousel (11), fixedly connected with first pivot (10) on first gear (9) and carousel (6) pass through the bearing connection, both sides (11) are equipped with first carousel (12) and are equipped with on the equal carousel (13) of carousel (13), be equipped with on roating seat (6) and be used for driving rotatory meshing drive structure of first carousel (11) and second carousel (13), second spout (16) have been seted up to one side of mount pad (15), one side fixedly connected with of second carousel (13) is located pushing post (14) of second spout (16), it has two guide posts (18) to run through on mount pad (15), the bottom and the roating seat (6) fixed connection of guide post (18), the top of mount pad (15) is equipped with electronic dial indicator (17), be equipped with the centre gripping positioning unit that is used for the centre gripping rotor on arc seat (1).
2. The centrifuge rotor axial displacement detection device of claim 1, wherein: the meshing driving structure comprises a second rotating shaft (19) fixedly mounted on one side of a second rotating disc (13), a first supporting portion (21) is sleeved outside the second rotating shaft (19), a bearing is arranged at the joint of the second rotating shaft (19) and the first supporting portion (21), the bottom of the first supporting portion (21) is fixedly connected with a rotating seat (6), a first connecting shaft (20) is fixedly connected to the first rotating disc (11), the first connecting shaft (20) penetrates through the rotating seat (6), a bearing is arranged at the joint of the first connecting shaft (20) and the rotating seat (6), a first conical gear (22) is sleeved outside the second rotating shaft (19), a second conical gear (23) meshed with the first conical gear (22) is fixedly connected to the top end of the first connecting shaft (20), and a driving unit for driving the second rotating shaft (19) to rotate is arranged on the first supporting portion (21).
3. A centrifuge rotor axial displacement detection device according to claim 2, wherein: the driving unit comprises a motor (24) fixedly arranged on one side of the first supporting part (21), a first sprocket (25) is fixedly connected to the output end of the motor (24), a second sprocket (26) is fixedly connected to one end of the second rotating shaft (19), and the first sprocket (25) and the second sprocket (26) are connected through a chain (27).
4. The centrifuge rotor axial displacement detection device of claim 1, wherein: the bottom fixedly connected with rack (28) of electronic micrometer (17), rack (28) and mount pad (15) are connected through the guide, one side of rack (28) is equipped with second connecting axle (30), the bottom and the mount pad (15) of second connecting axle (30) pass through bearing connection, the top fixedly connected with of second connecting axle (30) and rack (28) engaged with second gear (29), the outside fixed cover of second connecting axle (30) is equipped with worm wheel (31), the top of mount pad (15) is equipped with worm (32) with worm wheel (31) engaged with, the outside cover of worm (32) is equipped with second supporting part (33) and first fixed plate (34), second supporting part (33) and first fixed plate (34) all are equipped with bearing with the junction of mount pad (15), the both sides of first fixed plate (34) all are equipped with first nut (35) of cover outside worm (32), be equipped with on worm (32) with first matched with screw thread.
5. The centrifuge rotor axial displacement detection device of claim 4 wherein: the guide piece comprises a second fixing plate (36) fixedly arranged on one side of the rack (28), a first guide plate (37) is fixedly connected to one side of the second fixing plate (36), a guide sleeve (38) is sleeved outside the first guide plate (37), and the guide sleeve (38) is connected with the mounting seat (15) through a second support column (39).
6. The centrifuge rotor axial displacement detection device of claim 1, wherein: the damping pressing mechanism comprises a lifting plate (45) arranged between an arc-shaped table (2) and an arc-shaped seat (1), the lifting plate (45) and the arc-shaped seat (1) are connected through a lifting unit, a friction plate (40) is arranged above the lifting plate (45), a through hole (41) is formed in the inner wall of the bottom of a first sliding groove (3), the friction plate (40) penetrates through the through hole (41), the top of the friction plate (40) is contacted with the bottom of the arc-shaped sliding plate (4), a plurality of fixing columns (43) are fixedly connected to the top of the lifting plate (45), a fixing sleeve (42) is sleeved outside the fixing columns (43), the fixing sleeve (42) is fixedly connected with the bottom of the friction plate (40), and the top of the fixing columns (43) and the bottom of the friction plate (40) are connected through a first compression spring (44).
7. The centrifuge rotor axial displacement detection device of claim 6 wherein: the lifting unit comprises two first screw rods (46) arranged above the arc-shaped base (1), the bottom ends of the first screw rods (46) are connected with the arc-shaped base (1) through bearings, the first screw rods (46) penetrate through the lifting plate (45), the first screw rods (46) are connected with the lifting plate (45) in a threaded mode, two second nuts (47) are sleeved outside the first screw rods (46), and two adjacent second nuts (47) are respectively located above and below the lifting plate (45).
8. The centrifuge rotor axial displacement detection device of claim 1, wherein: the dismounting piece comprises a third fixing plate (48) fixedly mounted at the bottom of the second arc gear ring (8), one side of the third fixing plate (48) is fixedly connected with a second guide plate (49), the second guide plate (49) penetrates through the arc-shaped seat (1), a third supporting portion (50) is fixedly connected to the arc-shaped seat (1), and the third supporting portion (50) and the third fixing plate (48) are connected through a locking unit.
9. The centrifuge rotor axial displacement detection device of claim 8 wherein: the locking unit comprises a second screw rod (51) fixedly arranged on one side of the third supporting part (50), the second screw rod (51) penetrates through the third fixing plate (48), two third nuts (52) are sleeved outside the second screw rod (51), and the two third nuts (52) are respectively located on two sides of the third fixing plate (48).
10. The centrifuge rotor axial displacement detection device of claim 1, wherein: the clamping and positioning unit comprises a plurality of clamping blocks (53) arranged in the arc-shaped base (1), a limiting plate (56) is fixedly connected to the clamping blocks (53), the limiting plate (56) penetrates through the arc-shaped base (1), a plurality of supporting frames (54) are fixedly connected to the arc-shaped base (1), the supporting frames (54) are connected with the clamping blocks (53) through second compression springs (55), and the second compression springs (55) penetrate through the arc-shaped base (1).
CN202310674369.XA 2023-06-08 2023-06-08 Axial displacement detection device for centrifuge rotor Active CN116428940B (en)

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CN202310674369.XA CN116428940B (en) 2023-06-08 2023-06-08 Axial displacement detection device for centrifuge rotor

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107246836A (en) * 2017-06-21 2017-10-13 中船动力有限公司 Piston and piston rod coaxality measuring mechanism and measurement method of adjustment
CN208936913U (en) * 2018-12-06 2019-06-04 徐州九阳机械制造有限公司 A kind of brake disc end face run-out detection device
CN211121009U (en) * 2020-01-07 2020-07-28 天津晟纳智能科技有限公司 Hub roundness and coaxiality detection device
WO2021258433A1 (en) * 2020-06-24 2021-12-30 南京磁谷科技股份有限公司 Axial clearance measuring gage for angular contact ball bearing
CN215639365U (en) * 2021-06-29 2022-01-25 杭州飞莹沃智能科技有限公司 Axial clearance detection device for double-row tapered roller bearing
CN114279300A (en) * 2021-12-23 2022-04-05 徐州健川机械制造有限公司 Slewing bearing roundness error detection device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107246836A (en) * 2017-06-21 2017-10-13 中船动力有限公司 Piston and piston rod coaxality measuring mechanism and measurement method of adjustment
CN208936913U (en) * 2018-12-06 2019-06-04 徐州九阳机械制造有限公司 A kind of brake disc end face run-out detection device
CN211121009U (en) * 2020-01-07 2020-07-28 天津晟纳智能科技有限公司 Hub roundness and coaxiality detection device
WO2021258433A1 (en) * 2020-06-24 2021-12-30 南京磁谷科技股份有限公司 Axial clearance measuring gage for angular contact ball bearing
CN215639365U (en) * 2021-06-29 2022-01-25 杭州飞莹沃智能科技有限公司 Axial clearance detection device for double-row tapered roller bearing
CN114279300A (en) * 2021-12-23 2022-04-05 徐州健川机械制造有限公司 Slewing bearing roundness error detection device

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