CN117740239A

CN117740239A - Bearing test system for bipolar X-ray tube

Info

Publication number: CN117740239A
Application number: CN202410191387.7A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Wuxi Yushou Medical Appliances Co ltd
Current assignee: Wuxi Yushou Medical Appliances Co ltd
Priority date: 2024-02-21
Filing date: 2024-02-21
Publication date: 2024-03-22
Anticipated expiration: 2044-02-21
Also published as: CN117740239B

Abstract

The invention relates to the technical field of bearing tests, in particular to a bearing test system for a bipolar X-ray tube, which comprises a supporting mechanism, two clamping mechanisms and two test mechanisms, wherein the supporting mechanism comprises a clamping supporting component and a test supporting component, the clamping supporting component is fixedly arranged on the ground, the test supporting component is fixedly arranged at the top of the clamping supporting component, the clamping mechanism plays a clamping role on the X-ray tube bearing, so that the X-ray tube bearing cannot slide or fall off, the lifting component can be started to drive the test component to move downwards, the bearing sleeve is driven to rotate by the cooperation of the test mechanism and a rotor component, meanwhile, dynamic balance test is carried out, and whether the bearing sleeve generates excessive vibration or unbalance during high-speed rotation can be judged through the test, so that the quality and the performance of the bearing sleeve are verified.

Description

Bearing test system for bipolar X-ray tube

Technical Field

The invention relates to the technical field of bearing testing, in particular to a bearing testing system for a bipolar X-ray tube.

Background

The bipolar X-ray tube is used for generating and controlling X-rays, and consists of an anode and a cathode, electrons are emitted from the cathode and accelerated by an accelerating electric field, when the electrons strike the anode, X-rays can be generated, the X-rays can penetrate through objects and create images on films or sensors, a bearing must be capable of maintaining dynamic balance under special conditions of bearing high-speed rotation, high temperature and the like, the bipolar X-ray tube is commonly used in the fields of medical diagnosis, industrial detection, scientific research and the like, in the medical field, the bipolar X-ray tube can be used for shooting X-rays to detect fractures, tumors and other internal anomalies, the X-ray tube bearing is mainly used for supporting and maintaining target disk rotation, and the bearing in the X-ray tube can be used in practical use only by testing dynamic balance tests. The existing bearing test system of the X-ray tube has poor bearing clamping stability, and cannot better simulate the scenes of the bearing of the X-ray tube in use, such as high-speed rotation and high-temperature environment.

Disclosure of Invention

Based on this, there is a need to provide a bearing testing system for a bipolar X-ray tube, which solves at least one technical problem set forth in the above background art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a bearing test system for bipolar X-ray tube, including supporting mechanism, two fixture and two testing mechanism, supporting mechanism includes centre gripping supporting component and test supporting component, centre gripping supporting component fixed mounting is subaerial, test supporting component fixed mounting is in the top of centre gripping supporting component, fixture fixed mounting is in the top of centre gripping supporting component, and two fixture interval settings, two testing mechanism correspond the setting in two fixture respectively, testing mechanism includes the lifting unit, testing component, shell pipe and drive stator, lifting unit fixed mounting is on one side lateral wall of test supporting component, testing component installs on lifting unit, shell pipe fixed mounting is in the bottom of testing component, drive stator fixed mounting is on the outside lateral wall of shell pipe, and two testing component are located two fixture's top respectively, clamping mechanism is used for fixed X-ray tube bearing, lifting unit is used for driving testing component to fixture removal, drive stator is used for driving the X-ray tube bearing and carries out high-speed rotation, testing component can carry out dynamic balance performance test to the X-ray tube bearing in rotation, be provided with the heating bad piece in the testing component, heating bad piece is used for the high temperature environment of the high temperature ball bearing of X-ray tube when being used for working.

As a further improvement of the invention, the X-ray tube bearing comprises a central shaft, a shaft cathode end, a shaft anode end, a bearing sleeve, a bearing medium, a middle ring, a bearing anode cover, a plurality of anode cover screws, a fixed ring, a plurality of fixed screws, a rotor supporting seat and a rotor component, wherein the central shaft is hollow, the shaft cathode end is fixedly arranged at the top of the central shaft, the shaft anode end is arranged at the bottom of the central shaft, the bearing sleeve is rotatably arranged on the outer side wall of the upper part of the central shaft, the bearing medium is arranged between the central shaft and the bearing sleeve, the middle ring is arranged at the bottom of the bearing sleeve, the bearing anode cover is arranged at the bottom of the middle ring, the anode cover screws are used for fixing the bearing anode cover and the middle ring at the bottom of the bearing sleeve, the plurality of anode cover screws are arranged at equal intervals in a ring shape, the fixed screw is arranged at the bottom of the fixed ring, the fixed screw is used for fixing the fixed ring at the bottom of the fixed ring, the fixed seat is arranged on the outer side wall of the fixed ring, the rotor component is arranged on the outer side wall of the rotor supporting seat, and the stator can be electrified to drive the rotor component to rotate.

As a further improvement of the invention, the clamping support assembly comprises a support frame and a support table, the support frame is fixedly arranged on the ground, the support table is fixedly arranged on the support frame to drive the top, the clamping mechanism is fixedly arranged at the bottom of the support table, the top of the clamping mechanism extends upwards through the support table, the test support assembly comprises two test support columns and a test support arm, the two test support columns are fixedly arranged at the top of the support table, the two test support columns are arranged at intervals, and the test support arm is fixedly arranged at the top of the two test support columns.

As a further improvement of the invention, the clamping mechanism comprises a clamping mounting plate, a clamping ring block, two clamping connecting plates, a clamping bottom plate, a limiting clamping rod and a plurality of electric telescopic rods, wherein the clamping mounting plate is fixedly mounted at the bottom of a supporting table, the clamping ring block is fixedly mounted at the top of the clamping mounting plate, the top of the clamping ring block upwards extends through the supporting table, a hollow through groove penetrating to the bottom is formed in the top of the clamping ring block, the two clamping connecting plates are fixedly mounted at the bottom of the clamping mounting plate, the two clamping connecting plates are arranged at intervals, the clamping bottom plate is fixedly mounted at the bottom of the two clamping connecting plates, the limiting clamping rod is fixedly mounted at the top of the clamping bottom plate, the top of the limiting clamping rod extends into the hollow through groove, the electric telescopic rods are fixedly mounted at the top of the clamping bottom plate, the tops of the electric telescopic rods extend into the clamping ring block, the electric telescopic rods are arranged at equal intervals in an annular shape along the central axis of the limiting clamping rod, a clamping gap is formed between the clamping ring block and the limiting clamping rod, and the anode end of the shaft can enter the clamping gap.

As a further improvement of the invention, a plurality of clamping sliding grooves are formed at the bottom of the clamping ring block, a clamping sliding block is arranged in the clamping sliding groove in a sliding manner, a wedge-shaped sliding groove is formed at the bottom of the clamping sliding block, a clamping inclined surface is formed on one side wall of the wedge-shaped sliding groove, which is close to the limiting clamping rod, the distance between the clamping inclined surface and the clamping mounting plate is gradually reduced towards the direction of the limiting clamping rod, a supporting wedge-shaped block is fixedly arranged at the top of the electric telescopic rod, a supporting inclined surface corresponding to the clamping inclined surface is formed on one side wall of the supporting wedge-shaped block, which is close to the limiting clamping rod, the supporting inclined surface and the clamping inclined surface are mutually supported, a fastening sliding groove is formed on one side wall of the clamping sliding block, which is close to the limiting clamping rod, a fastening arc block is fixedly arranged at one end of the fastening spring, an inserting inclined surface is formed at the top of the fastening arc-supporting block, the distance between the inserting inclined surface and the clamping mounting plate is gradually reduced towards the direction of the limiting clamping rod, and the inner end of the fastening sliding groove is fixedly arranged at the inner side of the fastening spring.

As a further improvement of the invention, a piston L-shaped groove is formed on one side wall of the fastening and supporting arc block, which is close to the limit clamping rod, a first communication groove is formed at the top of the clamping sliding block, the bottom of the first communication groove is communicated with the top of the piston L-shaped groove, a plurality of second communication grooves are formed at the top of the clamping ring block, the bottom of the second communication groove is communicated with the top of the corresponding first communication groove, a piston L-shaped rod is slidably mounted in the piston L-shaped groove, the top end of the piston L-shaped rod upwards penetrates through the first communication groove and extends into the second communication groove, a round pipe stabilizing block is fixedly mounted at the top end of the piston L-shaped rod, an air suction inclined surface is formed at the top of the round pipe stabilizing block, the distance between the air suction inclined surface and the clamping ring block gradually decreases towards the direction of the limit clamping rod, the round pipe stabilizing block can be supported on the outer side wall of the shell, a reset spring is fixedly mounted on one side wall of the first communication groove, which is far away from the limit clamping rod, and one end of the reset spring is fixedly connected with the piston L-shaped rod.

As a further improvement of the invention, the lifting assembly comprises a lifting cylinder, a first connecting plate, a second connecting plate, two lifting guide rods and a lifting moving block, wherein the lifting cylinder, the first connecting plate and the second connecting plate are fixedly arranged on one side wall of the test supporting arm, the first connecting plate is fixedly connected with the bottom of the lifting cylinder, the second connecting plate is positioned below the first connecting plate, the top of the lifting guide rod is fixedly arranged on the first connecting plate, the bottom of the lifting guide rod is fixedly arranged on the second connecting plate, the two lifting guide rods are arranged at intervals, the lifting moving block is slidably arranged on the two lifting guide rods, and an output shaft of the lifting cylinder penetrates through the first connecting plate to be fixedly connected with the top of the lifting moving block.

As a further improvement of the invention, the test assembly comprises a first connection shell, a speed reducing motor, a rotation test rod, a second connection shell, a grid shell, a dynamic balance test piece, a plurality of test probes and a connection jacking pipe, wherein the first connection shell is fixedly arranged on one side wall of a lifting moving block far away from a test supporting arm, the speed reducing motor is fixedly arranged at the top of the first connection shell, the rotation test rod is fixedly arranged on an output shaft of the speed reducing motor, the rotation test rod is rotationally connected with the first connection shell, the second connection shell is fixedly arranged at the bottom of the first connection shell, the grid shell is fixedly arranged at the bottom of the second connection shell, the dynamic balance test piece is fixedly arranged at the bottom of the grid shell, the test probes are arranged on the inner side wall of the dynamic balance test piece, the dynamic balance test piece can utilize the test probes to detect the balance of the bearing sleeve during rotation, the top of the dynamic balance test piece is provided with a limit clamping groove, the connection jacking pipe is fixedly arranged in the limit clamping groove, the shaft cathode end can enter the connection jacking pipe, and the outer side wall of the shaft cathode end can slide against the inner side wall of the connection jacking pipe.

As a further improvement of the invention, a measuring component is arranged in the rotary testing rod, an accommodating groove is formed in one side wall of the rotary testing rod, a measuring rotary groove is formed in the opposite side wall of the rotary testing rod, the middle of the measuring rotary groove penetrates through the other side wall, the top of the measuring rotary groove is communicated with the accommodating groove, a measuring through groove is formed in the bottom of the rotary testing rod, the upper portion of the measuring through groove is communicated with the measuring rotary groove, the measuring component comprises a displacement sensor, a measuring rotating shaft, a measuring connecting block, a measuring supporting rod and a measuring U-shaped rod, the displacement sensor is fixedly arranged in the accommodating groove, the measuring rotating shaft is rotatably arranged in the middle of the measuring rotary groove, the measuring rotating shaft is positioned below the displacement sensor, the measuring connecting block is fixedly arranged on the outer side wall of the measuring rotating shaft, the measuring supporting rod is fixedly arranged on one side wall of the measuring connecting block, the measuring supporting rod is positioned in the measuring rotary groove, the measuring U-shaped rod is rotatably arranged in the measuring through a torsion spring, the right side wall of the top of the measuring U-shaped rod is mutually supported by the measuring supporting rod, and the right side wall of the bottom of the measuring U-shaped rod can be supported by the inner side of the cathode end of the shaft.

As a further improvement of the invention, the heating bad block is fixedly arranged at the top of the inner side wall of the dynamic balance test piece, the outer side wall of the dynamic balance test piece is provided with a heat dissipation hole, and the heat dissipation hole is communicated with the inside of the dynamic balance test piece.

Compared with the prior art, the invention has the beneficial effects that:

1. when inserting the centre gripping clearance through X ray tube bearing, fixture plays preliminary centre gripping effect to X ray tube bearing for X ray tube bearing can not slide or drop, starts fixture and can carry out the centre gripping to the bottom of bearing, makes it fix at fixture's top steadily, and lifting unit's start can drive test assembly and move down, drives the bearing housing through test mechanism and rotor parts's cooperation and rotates, carries out the balanced test simultaneously, detects whether the bearing housing can keep balanced when using, can judge whether the bearing housing produces too much vibration or unbalance when high-speed rotation through the test, thereby verifies its quality and performance.

2. When the bottom of the X-ray tube bearing is inserted into the clamping gap, the clamping blocks are clamped by the clamping blocks and the fastening arc-supporting blocks, so that the contact area with the bottom of the X-ray tube bearing is increased, the clamping stability is improved, the fastening arc-supporting blocks cannot move further due to the movement of the clamping blocks, the fastening springs are compressed, the clamping force of the fastening arc-supporting blocks on the X-ray tube bearing is further increased, the limiting supporting rods limit the fastening arc-supporting blocks, and the fastening arc-supporting blocks are kept stable in clamping force on the X-ray tube bearing.

3. Through the inclined plane of bleeding that supports the firm piece of pipe for the firm piece of pipe drives piston L shape pole and removes in the piston L inslot, makes the lower tip in piston L shape inslot form certain negative pressure, thereby lets the fastening support arc piece and the laminating of X ray tube bearing outside lateral wall get more inseparabler, has improved stability and reliability.

4. The change of the distance between the top of the supporting rod can be recorded and measured through the displacement sensor, whether the inner side wall of the shaft cathode end meets the requirements or not is judged, for example, whether the inner side wall of the shaft cathode end is convex or concave or not is judged, the gear motor is started to drive the rotation test rod to slowly rotate, the rotation of the measurement U-shaped rod, the measurement rotating shaft, the measurement connecting block and the measurement supporting rod is further driven, the deflection condition of the top of the supporting rod is measured through observation and recording, and the convex and concave condition of the inner side wall of the shaft cathode end can be estimated.

5. The dynamic balance test piece detects the dynamic balance state of the bearing sleeve through the test probe, so that the balance of the X-ray tube bearing in use is guaranteed, vibration, noise and loss caused by unbalance are reduced, the starting of a heating bad block and ventilation of a radiating hole can simulate working conditions under a high-temperature environment, the dynamic balance test piece can be tested under the condition that the dynamic balance test piece is closer to the actual use environment, the possible problems of the X-ray tube bearing under the high temperature can be found, corresponding measures are adopted for improvement, the radiating hole can be ventilated in time, the internal seal is avoided to generate larger pressure, the occurrence of the situation of part breakage is reduced, and the service life and the reliability of the dynamic balance test piece are improved.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of an X-ray tube bearing according to an embodiment of the present invention;

FIG. 3 is a schematic view of a clamping mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a clamping mechanism according to an embodiment of the invention;

FIG. 5 is a schematic diagram of a part of a testing mechanism according to an embodiment of the invention;

FIG. 6 is a schematic cross-sectional view of a part of a testing mechanism according to an embodiment of the invention;

FIG. 7 is a schematic view of a part of a clamping mechanism according to an embodiment of the invention;

FIG. 8 is an enlarged view of a portion of FIG. 4 at A;

FIG. 9 is a partial enlarged view at B in FIG. 6;

in the figure: 20. a support mechanism; 30. a clamping mechanism; 40. a testing mechanism; 21. clamping the support assembly; 22. testing the support assembly; 41. a lifting assembly; 50. a testing component; 42. a round tube of the shell; 43. a driving stator; 2. a central shaft; 1. a shaft cathode end; 7. an anode end of the shaft; 3. a bearing sleeve; 8. a bearing medium; 4. an intermediate ring; 5. a bearing anode casing; 6. anode cap screws; 12. a fixing ring; 11. a fixing screw; 10. a rotor support base; 9. a rotor component; 211. a support frame; 212. a support table; 221. testing the support column; 222. a test support arm; 31. clamping the mounting plate; 32. clamping the ring block; 33. clamping the connecting plate; 34. clamping the bottom plate; 35. a limit clamping rod; 36. an electric telescopic rod; 321. a hollow through groove; 351. a clamping gap; 322. clamping the sliding groove; 37. clamping the sliding block; 371. wedge-shaped sliding grooves; 372. clamping inclined planes; 361. the wedge block is propped against; 362. a supporting inclined plane; 373. fastening the sliding groove; 374. a fastening spring; 38. fastening the supporting arc block; 381. an insertion slope; 375. a limiting supporting rod; 385. an L-shaped groove of the piston; 376. a first communication groove; 323. a second communication groove; 382. a piston L-shaped rod; 383. a round tube stabilizing block; 384. an air extraction inclined plane; 377. a return spring; 411. a lifting cylinder; 412. a first connection plate; 413. a second connecting plate; 414. lifting the guide rod; 415. lifting the moving block; 51. a first connection housing; 52. a speed reducing motor; 53. rotating the test rod; 54. a second connection housing; 55. a grid housing; 56. a dynamic balance test piece; 57. a test probe; 58. connecting the jacking pipe; 561. a limit clamping groove; 60. a measurement assembly; 531. a receiving groove; 532. measuring a rotating groove; 533. measuring the through groove; 61. a displacement sensor; 62. measuring a rotating shaft; 63. measuring a connecting block; 64. measuring a holding rod; 65. measuring a U-shaped rod; 562. heating the bad blocks; 563. and the heat dissipation holes.

Detailed Description

In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 9, a bearing test system for a bipolar X-ray tube includes a support mechanism 20, two clamping mechanisms 30 and two test mechanisms 40, the support mechanism 20 includes a clamping support assembly 21 and a test support assembly 22, the clamping support assembly 21 is fixedly mounted on the ground, the test support assembly 22 is fixedly mounted on the top of the clamping support assembly 21, the clamping mechanisms 30 are fixedly mounted on the top of the clamping support assembly 21, and the two clamping mechanisms 30 are disposed at intervals, the two test mechanisms 40 are respectively disposed corresponding to the two clamping mechanisms 30, the test mechanism 40 includes a lifting assembly 41, a test assembly 50, a round tube 42 and a driving stator 43, the lifting assembly 41 is fixedly mounted on one side wall of the test support assembly 22, the test assembly 50 is mounted on the lifting assembly 41, the round tube 42 is fixedly mounted on the bottom of the test assembly 50, the driving stator 43 is fixedly mounted on the outer side wall of the round tube 42, and the two test assemblies 50 are respectively located above the two clamping mechanisms 30, the clamping mechanisms 30 are used for fixing the X-ray tube bearing, the lifting assembly 41 is used for driving the test assembly 50 to move towards the clamping mechanisms 30, the driving stator 43 is used for driving the high-speed rotation of the bearing block 562 for testing the high-speed rotation of the bearing, and the high-temperature tube can be used for testing the high-performance of the tube, and the high-temperature tube can be used for testing the high-performance test, and the tube can be balanced in the tube, and the high-speed running test, and the high-speed running condition, and the high temperature tube can be used for the test, and the high temperature tube.

The X-ray tube bearing comprises a central shaft 2, a shaft cathode end 1, a shaft anode end 7, a bearing sleeve 3, a bearing medium 8, an intermediate ring 4, a bearing anode cover 5, a plurality of anode cover screws 6, a fixing ring 12, a plurality of fixing screws 11, a rotor supporting seat 10 and a rotor component 9, wherein the central shaft 2 is in a hollow structure, the shaft cathode end 1 is fixedly arranged at the top of the central shaft 2, the shaft anode end 7 is arranged at the bottom of the central shaft 2, the bearing sleeve 3 is rotatably arranged on the outer side wall of the upper part of the central shaft 2, the bearing medium 8 is arranged between the central shaft 2 and the bearing sleeve 3, the intermediate ring 4 is arranged at the bottom of the bearing sleeve 3, the bearing anode cover 5 is arranged at the bottom of the intermediate ring 4, the anode cover screws 6 are arranged at the bottom of the bearing anode cover 5, the anode cover screws 6 are arranged at annular equidistant intervals, the fixing ring 12 is arranged at the bottom of the bearing anode cover 5, the fixing screws 11 are arranged at the bottom of the fixing ring 12, the fixing screw 11 is fixedly arranged at the bottom of the bearing anode cover 5, the fixing ring 12 is arranged at the bottom of the bearing anode cover 3, the fixing ring 3 is rotatably arranged at the outer side wall of the rotor supporting seat 10, the rotor supporting seat is fixedly arranged at the outer side wall of the rotor supporting seat 9, the rotor is rotatably arranged at the side wall of the rotor, and the rotor supporting seat is rotatably at the side wall at the equal distance, and the side of the rotor supporting seat is fixed by the rotor supporting seat is arranged at the rotor side, and the rotor supporting seat is at the side 3.

The clamping support assembly 21 comprises a support frame 211 and a support table 212, the support frame 211 is fixedly installed on the ground, the support table 212 is fixedly installed on the support frame 211 to drive the top, the clamping mechanism 30 is fixedly installed on the bottom of the support table 212, the top of the clamping mechanism 30 penetrates through the support table 212 to extend upwards, the test support assembly 22 comprises two test support columns 221 and test support arms 222, the two test support columns 221 are fixedly installed on the top of the support table 212, the two test support columns 221 are arranged at intervals, and the test support arms 222 are fixedly installed on the tops of the two test support columns 221.

The fixture 30 includes clamping mounting plate 31, clamping ring piece 32, two clamping connection plates 33, clamping bottom plate 34, spacing clamping rod 35 and a plurality of electric telescopic rod 36, clamping mounting plate 31 fixed mounting is in the bottom of fixed mounting in supporting bench 212, clamping ring piece 32 fixed mounting is in the top of clamping mounting plate 31, and the top of clamping ring piece 32 passes supporting bench 212 and upwards extends, the cavity logical groove 321 that runs through to the bottom has been seted up at the top of clamping ring piece 32, two clamping connection plates 33 fixed mounting is in the bottom of clamping mounting plate 31, and two clamping connection plates 33 interval sets up, clamping bottom plate 34 fixed mounting is in the bottom of two clamping connection plates 33, spacing clamping rod 35 fixed mounting is in the top of clamping bottom plate 34, and the top of spacing clamping rod 35 extends to in the cavity logical groove 321, electric telescopic rod 36 fixed mounting is in the top of clamping bottom plate 34, and the top of electric telescopic rod 36 extends to in the clamping ring piece 32, a plurality of electric telescopic rod 36 is the equidistant interval setting of annular along the axis of spacing clamping rod 35, be formed with clamping gap 351 between clamping ring piece 32 and the spacing clamping rod 35, in the axial end 7 can get into clamping gap 351.

The bottom of the clamping ring block 32 is provided with a plurality of clamping sliding grooves 322, the clamping sliding blocks 37 are slidably mounted in the clamping sliding grooves 322, the bottom of the clamping sliding blocks 37 is provided with a wedge-shaped sliding groove 371, one side wall of the wedge-shaped sliding groove 371, which is close to the limiting clamping rod 35, is provided with a clamping inclined surface 372, the distance between the clamping inclined surface 372 and the clamping mounting plate 31 is gradually reduced towards the direction of the limiting clamping rod 35, the top of the electric telescopic rod 36 is fixedly provided with a supporting wedge-shaped block 361, one side wall of the supporting wedge-shaped block 361, which is close to the limiting clamping rod 35, is provided with a supporting inclined surface 362 corresponding to the clamping inclined surface 372, the supporting inclined surface 362 and the clamping inclined surface 372 are mutually supported, one side wall of the clamping sliding block 37, which is close to the limiting clamping rod 35, is provided with a fastening sliding groove 373, the inner end of the fastening sliding groove 373 is fixedly provided with a fastening spring 374, one end of the fastening spring 374, which is close to the limiting clamping rod 35, is fixedly provided with a fastening supporting arc block 38, the top of the fastening supporting arc block 38 is provided with an inserting inclined surface 381, the distance between the inserting inclined surface 381 and the clamping mounting plate 31 is gradually reduced towards the direction of the limiting clamping rod 35, the inner end of the fastening sliding groove 373 is fixedly provided with a limiting supporting rod 375, and the fastening spring 375 is located inside the fastening side of the fastening arc groove 375.

The fastening supports and holds the arc piece 38 and is close to and offered the piston L-shaped groove 385 on the one side lateral wall of spacing clamping lever 35, the first intercommunication groove 376 has been offered at the top of centre gripping slider 37, and the bottom of first intercommunication groove 376 communicates with the top of piston L-shaped groove 385, a plurality of second intercommunication groove 323 has been offered at the top of centre gripping ring piece 32, and the bottom of second intercommunication groove 323 communicates with the top of corresponding first intercommunication groove 376, slidable mounting has piston L-shaped rod 382 in piston L-shaped groove 385, and the top of piston L-shaped rod 382 upwards passes first intercommunication groove 376 and extends to in the second intercommunication groove 323, the top of piston L-shaped rod 382 fixedly installs pipe steady piece 383, and the top of pipe steady piece is formed with the suction inclined plane 384, the distance between suction inclined plane 384 and the centre gripping ring piece 32 reduces towards the direction of spacing clamping lever 35 gradually, pipe steady piece 383 can support on the lateral wall of shell 42, fixed mounting has reset spring 377 on the one side lateral wall of spacing clamping lever 35, and reset spring's one end and piston L-shaped rod 382 are fixedly connected.

The lifting assembly 41 comprises a lifting cylinder 411, a first connecting plate 412, a second connecting plate 413, two lifting guide rods 414 and a lifting moving block 415, wherein the lifting cylinder 411, the first connecting plate 412 and the second connecting plate 413 are fixedly installed on one side wall of the test supporting arm 222, the first connecting plate 412 is fixedly connected with the bottom of the lifting cylinder 411, the second connecting plate 413 is located below the first connecting plate 412, the top of the lifting guide rods 414 is fixedly installed on the first connecting plate 412, the bottom of the lifting guide rods 414 is fixedly installed on the second connecting plate 413, the two lifting guide rods 414 are arranged at intervals, the lifting moving block 415 is slidably installed on the two lifting guide rods 414, and an output shaft of the lifting cylinder 411 penetrates through the first connecting plate 412 and is fixedly connected with the top of the lifting moving block 415.

The test assembly 50 comprises a first connection housing 51, a gear motor 52, a rotation test rod 53, a second connection housing 54, a grid housing 55, a dynamic balance test piece 56, a plurality of test probes 57 and a connection jacking pipe 58, wherein the first connection housing 51 is fixedly installed on one side wall of a lifting moving block 415 far away from a test supporting arm 222, the gear motor 52 is fixedly installed at the top of the first connection housing 51, the rotation test rod 53 is fixedly installed on an output shaft of the gear motor 52, the rotation test rod 53 is rotationally connected with the first connection housing 51, the second connection housing 54 is fixedly installed at the bottom of the first connection housing 51, the grid housing 55 is fixedly installed at the bottom of the second connection housing 54, the dynamic balance test piece 56 is fixedly installed at the bottom of the grid housing 55, the test probes 57 are installed on the inner side wall of the dynamic balance test piece 56, the dynamic balance test piece 56 can utilize the test probes 57 to detect the balance of the bearing sleeve 3 during rotation, the top of the dynamic balance test piece 56 is provided with a limiting clamping groove 561, the connection jacking pipe 58 is fixedly installed in the limiting clamping groove 561, the shaft cathode end 1 can enter the connection housing 58, and the outer side wall of the shaft cathode end 1 can be slidably abutted against the inner side wall 58.

The measurement component 60 is arranged in the rotation test rod 53, the accommodating groove 531 is formed in one side wall of the rotation test rod 53, the measurement rotating groove 532 is formed in the opposite side wall of the rotation test rod 53, the middle of the measurement rotating groove 532 penetrates through the other side wall, the top of the measurement rotating groove 532 is communicated with the accommodating groove 531, the measurement through groove 533 is formed in the bottom of the rotation test rod 53, the upper portion of the measurement through groove 533 is communicated with the measurement rotating groove 532, the measurement component 60 comprises a displacement sensor 61, a measurement rotating shaft 62, a measurement connecting block 63, a measurement supporting rod 64 and a measurement U-shaped rod 65, the displacement sensor 61 is fixedly arranged in the accommodating groove 531, the measurement rotating shaft 62 is rotatably arranged in the middle of the measurement rotating groove 532, the measurement rotating shaft 62 is arranged below the displacement sensor 61, the measurement connecting block 63 is fixedly arranged on the outer side wall of the measurement rotating shaft 62, the measurement supporting rod 64 is fixedly arranged on one side wall of the measurement connecting block 63, the measurement supporting rod 64 is arranged in the measurement through groove 533, the measurement through groove 533 is rotatably arranged through a torsion spring, the top right side wall of the measurement U-shaped rod 65 and the bottom side wall of the measurement U-shaped rod 65 can support the right side wall 65 against the bottom of the measurement rotating shaft 1.

The heating bad block 562 is fixedly installed at the top of the inner side wall of the dynamic balance test piece 56, a heat dissipation hole 563 is formed in the outer side wall of the dynamic balance test piece 56, and the heat dissipation hole 563 is communicated with the inside of the dynamic balance test piece 56.

In one embodiment, a bipolar X-ray tube is used to generate and control X-rays, which consists of an anode and a cathode, electrons are emitted from the cathode and accelerated by an accelerating electric field, when the electrons impinge on the anode, X-rays are generated, the X-rays can penetrate objects and create images on film or sensors, bearings must be able to maintain dynamic balance under special conditions of high speed rotation, high temperature, etc., bipolar X-ray tubes are commonly used in medical diagnostics, industrial detection, scientific research, etc., in the medical field, it can be used to photograph X-ray films to detect fractures, tumors, and other internal anomalies, in X-ray tubes, supporting and maintaining a target disc rotation requires the use of X-ray tube bearings, while the X-ray tube bearings are able to transmit power and rotational torque, before installing the X-ray tube bearings into the bipolar X-ray tube, when in use, an operator can insert the X-ray tube bearing into the clamping gap 351 from top to bottom, the clamping mechanism 30 can primarily clamp the X-ray tube bearing, then the clamping mechanism 30 is started to clamp the bottom of the X-ray tube bearing, so that the X-ray tube bearing is stably fixed on the top of the clamping mechanism 30, then the lifting assembly 41 is started, the lifting assembly 41 can drive the testing assembly 50 to move downwards, the testing assembly 50 can drive the bearing sleeve 3 to rotate through the cooperation of the driving stator 43 and the rotor component 9, meanwhile, the dynamic balance test is carried out on the rotating bearing sleeve 3, the dynamic balance detection on the bearing sleeve 3 is realized, whether the X-ray tube bearing can keep balance when in use is tested, when the clamping gap 351 is inserted into the X-ray tube bearing, the clamping mechanism 30 plays a primary clamping role on the X-ray tube bearing, so that the X-ray tube bearing cannot slide or fall off, the clamping mechanism 30 is started to clamp the bottom of the bearing, the bearing is stably fixed at the top of the clamping mechanism 30, the lifting assembly 41 is started to drive the testing assembly 50 to move downwards, the bearing sleeve 3 is driven to rotate through the matching of the testing mechanism 40 and the rotor component 9, meanwhile, a dynamic balance test is carried out, whether the bearing sleeve 3 can be kept balanced during use is detected, whether excessive vibration or unbalance is generated when the bearing sleeve 3 rotates at a high speed can be judged through the test, and accordingly the quality and the performance of the bearing sleeve are verified.

In an embodiment, in the process that the bottom of the X-ray tube bearing is inserted into the clamping gap 351, the bottom of the X-ray tube bearing can prop against the insertion inclined plane 381, so that the fastening propping arc block 38 moves away from the limit clamping rod 35, when the bottom of the X-ray tube bearing passes over the insertion inclined plane 381, the fastening propping arc block 38 has a trend of moving towards the limit clamping rod 35 through the elasticity of the fastening spring 374, so that the fastening propping arc block 38 props against the outer side wall of the bottom of the X-ray tube bearing, thereby playing a role of clamping the bottom of the X-ray tube bearing, the top of the limit clamping rod 35 can enter into the inner side of the bottom of the X-ray tube bearing to clamp, the stability of the X-ray tube bearing is improved, then an operator can start a plurality of electric telescopic rods 36, the electric telescopic rods 36 can drive the propping wedge blocks 361 to move upwards, the holding inclined surface 362 of the holding wedge block 361 and the holding inclined surface 372 of the holding slide block 37 hold each other, when the holding wedge block 361 moves upwards, the holding slide block 37 can be driven to move towards the bottom of the X-ray tube bearing, so that the holding slide block 37 is held against the outer side wall of the bottom of the X-ray tube bearing, the contact area is increased, the stability is increased, in the moving process of the holding slide block 37, as the fastening holding arc block 38 is held against the bottom of the X-ray tube bearing and cannot move further, the movement of the holding slide block 37 compresses the fastening spring 374, the elasticity of the fastening spring 374 increases after compression, the holding force of the fastening holding arc block 38 to the bottom of the X-ray tube bearing also increases, the holding stability is further improved, when the holding slide block 37 moves, the limiting holding rod 375 is driven to move towards the direction of the limiting clamping rod 35, when the limiting supporting rod 375 moves to the maximum distance, the limiting supporting rod 375 just supports against the fastening supporting arc block 38, meanwhile, the clamping slider 37 just supports against the outer side wall of the bottom of the X-ray tube bearing, the limiting supporting rod 375 can limit the fastening supporting arc block 38, vibration generated when the X-ray tube bearing rotates at a high speed is prevented from generating a larger gap between the fastening supporting arc block 38 and the X-ray tube bearing, the situation that the clamping force of the fastening supporting arc block 38 to the X-ray tube bearing is weakened occurs, when the bottom of the X-ray tube bearing is inserted into the clamping gap 351, the contact area between the clamping slider 37 and the bottom of the X-ray tube bearing is increased, the clamping stability is improved, the fastening supporting arc block 38 cannot move further due to the movement of the clamping slider 37, the fastening spring 374 is compressed, the clamping force of the fastening supporting arc block 38 to the X-ray tube bearing is further increased, the limiting supporting rod 375 limits the fastening supporting arc block 38, and the clamping force of the fastening supporting arc block 38 to the X-ray tube bearing is kept stable.

The lifting cylinder 411 is started, the lifting cylinder 411 can drive the lifting moving block 415 to slide downwards on the side wall of the lifting guide rod 414, the lifting moving block 415 can drive the first connecting shell 51 to move downwards, the first connecting shell 51 can drive the second connecting shell 54 to move downwards, the second connecting shell 54 can drive the grid shell 55 to move downwards, the grid shell 55 can drive the dynamic balance test piece 56 to move downwards, the dynamic balance test piece 56 can drive the shell circular tube 42 to move downwards, the shell circular tube 42 can drive the driving stator 43 to move downwards, the shell circular tube 42 can move downwards to abut against the air suction inclined plane 384, the circular tube stabilizing block 383 can move in the direction away from the limiting clamp rod 35, the circular tube stabilizing block 383 can drive the piston L-shaped rod 382 to move in the direction away from the limiting clamp rod 35, the piston L-shaped rod 382 can enable the piston L-shaped groove 385 to be close to one end of the limiting clamp rod 35, accordingly, the dynamic balance test piece 38 can be tightly attached to the outer side wall of the bottom of the X-ray ball tube bearing, the stability is stronger, the shell circular tube 42 can abut against the air suction inclined plane 384 can be more firmly, the end of the piston L-shaped rod 385 can be pressed against the piston L-shaped rod 385 can be firmly, and the end part of the piston cylinder 383 can be firmly pressed against the outer side wall of the piston cylinder 383 through the air suction inclined plane 384, and the end face can be firmly pressed against the piston rod 383 can be more firmly, and the end face can be firmly attached to the end face to the piston rod can be tightly against the end face can be tightly attached to the end.

When the shell round tube 42 moves downwards, the top of the X-ray tube bearing can enter the dynamic balance test piece 56 through the inner side of the shell round tube 42, finally the shaft cathode end 1 of the X-ray tube bearing can enter the connecting jacking tube 58, the outer side wall of the shaft cathode end 1 can be propped against the inner side wall of the connecting jacking tube 58, the connecting jacking tube 58 plays a limiting role on the shaft cathode end 1, after the shaft cathode end 1 enters the connecting jacking tube 58, the measuring U-shaped rod 65 can enter the inner side of the shaft cathode end 1, the lower end part of the measuring U-shaped rod 65 can be propped against the inner side wall of the shaft cathode end 1, at the moment, the displacement sensor 61 can record the distance from the top of the measuring propping rod 64, the first connecting shell 51 can move downwards and can also drive the speed reducing motor 52 to move downwards, the speed reducing motor 52 is started to drive the rotating test rod 53 to rotate slowly, the rotation test lever 53 can drive the measurement U-shaped lever 65, the measurement rotating shaft 62, the measurement connecting block 63 and the measurement holding lever 64 to rotate, the lower end part of the measurement U-shaped lever 65 rotates against the inner side wall of the shaft cathode end 1, when the inner side wall of the shaft cathode end 1 is provided with a bulge, the bulge can enable the top of the measurement U-shaped lever 65 to hold against the bottom of the measurement holding lever 64 to deflect, the top of the measurement holding lever 64 deflects towards the direction of the displacement sensor 61, the displacement sensor 61 detects that the distance between the measurement holding lever 64 is reduced, when the inner side wall of the shaft cathode end 1 is provided with a recess, the recess can enable the top of the measurement U-shaped lever 65 to deflect away from the measurement holding lever 64 under the action of the torsion spring, after the top of the measurement U-shaped lever 65 is away from the measurement holding lever 64, the measurement holding lever 64 is arranged on the measurement rotating shaft 62 through the measurement connecting block 63, when the measuring U-shaped rod 65 does not abut against the side wall of the measuring abutment rod 64, the top of the measuring abutment rod 64 deflects away from the displacement sensor 61 under the action of gravity, the displacement sensor 61 detects that the distance between the measuring abutment rod and the measuring abutment rod 64 increases, whether the inner side wall of the cathode end 1 of the shaft meets the requirement or not can be measured by the variation of the displacement sensor 61, the measuring U-shaped rod 65 can record and measure the variation of the distance between the measuring abutment rod and the top of the measuring abutment rod 64, the displacement sensor 61 can be used for judging whether the inner side wall of the cathode end 1 of the shaft meets the requirement or not, for example, whether the inner side wall of the cathode end 1 of the shaft has a bulge or a recess or not, the speed reducing motor 52 is started to drive the rotation test rod 53 to slowly rotate, and further drive the measuring U-shaped rod 65, the measuring rotating shaft 62, the measuring connecting block 63 and the measuring abutment rod 64 to rotate, and the bulge and the recess of the inner side wall of the cathode end 1 of the shaft can be evaluated by observing and recording the deflection of the top of the measuring abutment rod 64.

The dynamic balance test piece 56 moves downwards to enable the X-ray tube bearing to enter the dynamic balance test piece 56, the test probe 57 can be propped against the outer side wall of the bearing sleeve 3, the driving stator 43 can drive the rotor component 9 to rotate, the rotor component 9 can drive the rotor supporting seat 10 to rotate, the rotor supporting seat 10 can drive the fixed ring 12 to rotate, the fixed ring 12 can drive the bearing anode cover 5 to rotate, the bearing anode cover 5 can drive the middle ring 4 to rotate, the middle ring 4 can drive the bearing sleeve 3 to rotate, the dynamic balance test piece 56 can detect whether the rotating bearing sleeve 3 is in dynamic balance through the test probe 57, the bearing medium 8 is a liquid metal passing ball, an operator can start to heat the heating bad block 562 to simulate the high-temperature environment of the X-ray tube bearing when in use, the heat dissipation holes 563 can ventilate in time, avoid the situation that the inside of the dynamic balance test piece 56 generates larger pressure under the environment of high temperature sealing, reduce the occurrence of the damage of parts, the dynamic balance test piece 56 detects the dynamic balance state of the bearing sleeve 3 through the test probe 57, help ensure the balance of the X-ray tube bearing in use, reduce vibration, noise and loss caused by unbalance, start the heating bad block 562 and ventilate the heat dissipation holes 563 can simulate the working condition under the high temperature environment, so that the dynamic balance test piece 56 can test under the condition closer to the actual use environment, help to find the possible occurrence of the problem of the X-ray tube bearing under the high temperature, adopt corresponding measures to improve, the heat dissipation holes 563 can ventilate in time, avoid the occurrence of larger pressure caused by the internal sealing, reduce the occurrence of the situation of the damage of parts, which helps to improve the service life and reliability of the dynamic balance test piece 56.

The installation process comprises the following steps: the shell circular tube 42 is fixedly arranged at the bottom of the test assembly 50, the driving stator 43 is fixedly arranged on the outer side wall of the shell circular tube 42, the shaft cathode end 1 is fixedly arranged at the top of the central shaft 2, the shaft anode end 7 is arranged at the bottom of the central shaft 2, the bearing sleeve 3 is rotatably arranged on the outer side wall of the upper part of the central shaft 2, the bearing medium 8 is arranged between the central shaft 2 and the bearing sleeve 3, the middle ring 4 is arranged at the bottom of the bearing sleeve 3, the bearing anode cover 5 is arranged at the bottom of the middle ring 4, the anode cover screw 6 is arranged at the bottom of the bearing anode cover 5, the fixed ring 12 is arranged at the bottom of the bearing anode cover 5, the fixed screw 11 is arranged at the bottom of the fixed ring 12, the fixed screw 11 is used for fixing the fixed ring 12 to the bottom of the bearing anode cover 5, the rotor support base 10 is fixedly arranged on the outer side wall of the fixed ring 12, the rotor component 9 is arranged on the outer side wall of the rotor support base 10, the support frame 211 is fixedly arranged on the ground, the support frame 212 is fixedly arranged at the top of the support frame 211, the two test support columns 221 are fixedly arranged at the top of the support frame 212, and the test support arms 221 are fixedly arranged at the top of the support columns 221.

The clamping mounting plate 31 is fixedly arranged at the bottom of the supporting table 212, the clamping ring block 32 is fixedly arranged at the top of the clamping mounting plate 31, the two clamping connecting plates 33 are fixedly arranged at the bottom of the clamping mounting plate 31, the clamping bottom plate 34 is fixedly arranged at the bottoms of the two clamping connecting plates 33, the limit clamping rod 35 is fixedly arranged at the top of the clamping bottom plate 34, the electric telescopic rod 36 is fixedly arranged at the top of the clamping bottom plate 34, the lifting cylinder 411, the first connecting plate 412 and the second connecting plate 413 are fixedly arranged on one side wall of the test supporting arm 222, the top of the lifting guide rod 414 is fixedly arranged on the first connecting plate 412, the lifting moving block 415 is slidably arranged on the two lifting guide rods 414, the first connecting shell 51 is fixedly arranged on one side wall of the lifting moving block 415 away from the test supporting arm 222, the gear motor 52 is fixedly mounted on the top of the first connection housing 51, the rotation test rod 53 is fixedly mounted on the output shaft of the gear motor 52, the second connection housing 54 is fixedly mounted on the bottom of the first connection housing 51, the grid housing 55 is fixedly mounted on the bottom of the second connection housing 54, the dynamic balance test piece 56 is fixedly mounted on the bottom of the grid housing 55, the test probe 57 is mounted on the inner side wall of the dynamic balance test piece 56, the connection jacking pipe 58 is fixedly mounted in the limit clamping groove 561, the displacement sensor 61 is fixedly mounted in the accommodating groove 531, the measurement rotating shaft 62 is rotatably mounted in the middle of the measurement rotating groove 532, the measurement connecting block 63 is fixedly mounted on the outer side wall of the measurement rotating shaft 62, the measurement holding rod 64 is fixedly mounted on one side wall of the measurement connecting block 63, and the measurement U-shaped rod 65 is rotatably mounted in the measurement through groove 533 through a torsion spring.

The scheme can be realized: 1. when the clamping gap 351 is inserted into the X-ray tube bearing, the clamping mechanism 30 plays a primary clamping role on the X-ray tube bearing, so that the X-ray tube bearing cannot slide or fall off, the clamping mechanism 30 is started to clamp the bottom of the bearing, the bearing is stably fixed at the top of the clamping mechanism 30, the lifting assembly 41 is started to drive the testing assembly 50 to move downwards, the bearing sleeve 3 is driven to rotate through the matching of the testing mechanism 40 and the rotor component 9, meanwhile, a dynamic balance test is carried out, whether the bearing sleeve 3 can be kept balanced during use is detected, whether excessive vibration or unbalance is generated when the bearing sleeve 3 rotates at a high speed can be judged through the test, and accordingly the quality and the performance of the bearing sleeve are verified.

2. When the bottom of the X-ray tube bearing is inserted into the clamping gap 351, the contact area between the bottom of the X-ray tube bearing and the bottom of the X-ray tube bearing is increased through the clamping sliding block 37 and the fastening arc block 38, the clamping stability is improved, the fastening arc block 38 cannot move further due to the movement of the clamping sliding block 37, the fastening spring 374 is compressed, so that the clamping force of the fastening arc block 38 on the X-ray tube bearing is further increased, the limiting rod 375 limits the fastening arc block 38, and the clamping force of the fastening arc block 38 on the X-ray tube bearing is kept stable.

3. Through the pumping inclined plane 384 of the supporting circular tube stabilizing block 383, the circular tube stabilizing block 383 drives the piston L-shaped rod 382 to move in the piston L-shaped groove 385, so that a certain negative pressure is formed at the lower end part of the piston L-shaped groove 385, the fastening supporting arc block 38 is tightly attached to the outer side wall of the X-ray tube bearing, and the stability and the reliability are improved.

4. The displacement sensor 61 can record and measure the change of the distance between the top of the supporting rod 64, so as to judge whether the inner side wall of the cathode end 1 meets the requirement, such as whether the inner side wall of the cathode end 1 is convex or concave, and the gear motor 52 is started to drive the rotation testing rod 53 to slowly rotate, and further drive the measurement U-shaped rod 65, the measurement rotating shaft 62, the measurement connecting block 63 and the measurement supporting rod 64 to rotate, and the convex and concave conditions of the inner side wall of the cathode end 1 can be evaluated by observing and recording the deflection condition of the top of the measurement supporting rod 64.

5. The dynamic balance test piece 56 detects the dynamic balance state of the bearing sleeve 3 through the test probe 57, so that the balance of the X-ray tube bearing in use is ensured, vibration, noise and loss caused by unbalance are reduced, the starting of the heating bad block 562 and the ventilation of the radiating hole 563 can simulate the working condition under the high-temperature environment, the dynamic balance test piece 56 can test under the condition which is closer to the actual use environment, the possible problems of the X-ray tube bearing under the high temperature can be found, corresponding measures are adopted for improvement, the radiating hole 563 can be timely ventilated, the internal sealing is avoided to generate larger pressure, the occurrence of the situation of part breakage is reduced, and the service life and the reliability of the dynamic balance test piece 56 are improved.

All possible combinations of the technical features in the above embodiments are described, but should be considered as the scope of the description provided that there is no contradiction between the combinations of the technical features.

The above embodiments represent only a few embodiments of the present invention, which are described in more detail and are not to be construed as limiting the scope of the present invention. It should be noted that numerous variations and modifications could be made to the person skilled in the art without departing from the spirit of the invention, which would fall within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims

1. A bearing test system for a bipolar X-ray tube is characterized by comprising a support mechanism (20), two clamping mechanisms (30) and two test mechanisms (40), wherein the support mechanism (20) comprises a clamping support component (21) and a test support component (22), the clamping support component (21) is fixedly arranged on the ground, the test support component (22) is fixedly arranged at the top of the clamping support component (21), the clamping mechanisms (30) are fixedly arranged at the top of the clamping support component (21), the two clamping mechanisms (30) are arranged at intervals, the two test mechanisms (40) are respectively arranged corresponding to the two clamping mechanisms (30), the test mechanism (40) comprises a lifting component (41), a test component (50), a shell round tube (42) and a driving stator (43), the lifting component (41) is fixedly arranged on one side wall of the test support component (22), the test component (50) is arranged on the lifting component (41), the shell round tube (42) is fixedly arranged at the bottom of the test component (50), the driving stator (43) is fixedly arranged on the outer side wall of the shell round tube (42), the two test mechanisms (50) are respectively arranged on the two clamping mechanisms (30) for fixing the X-ray tube, the lifting assembly (41) is used for driving the testing assembly (50) to move towards the clamping mechanism (30), the driving stator (43) is used for driving the X-ray tube bearing to rotate at a high speed, the testing assembly (50) can perform dynamic balance performance test on the rotating X-ray tube bearing, the heating bad block (562) is arranged in the testing assembly (50), and the heating bad block (562) is used for simulating a high-temperature environment of the X-ray tube bearing during operation.

2. The bearing test system for a bipolar X-ray tube according to claim 1, wherein the X-ray tube bearing comprises a central shaft (2), a shaft cathode end (1), a shaft anode end (7), a bearing sleeve (3), a bearing medium (8), an intermediate ring (4), a bearing anode cover (5), a plurality of anode cover screws (6), a fixing ring (12), a plurality of fixing screws (11), a rotor support seat (10) and a rotor component (9), the central shaft (2) is arranged in a hollow manner, the shaft cathode end (1) is fixedly arranged at the top of the central shaft (2), the shaft anode end (7) is arranged at the bottom of the central shaft (2), the bearing sleeve (3) is rotatably arranged on the outer side wall of the upper part of the central shaft (2), the bearing medium (8) is arranged between the central shaft (2) and the bearing sleeve (3), the intermediate ring (4) is arranged at the bottom of the bearing sleeve (3), the bearing anode cover (5) is arranged at the bottom of the intermediate ring (4), the anode cover screws (6) are arranged at the bottom of the bearing anode cover (5), the anode cover screws (6) are arranged at the bottom of the intermediate ring (4) and are equidistant between the bearing cover (6), the fixed ring (12) is installed in the bottom of bearing positive pole cover (5), set screw (11) are installed in the bottom of fixed ring (12), and set screw (11) are fixed in the bottom of bearing positive pole cover (5) with fixed ring (12), a plurality of set screw (11) are annular equidistance interval setting, rotor supporting seat (10) fixed mounting is on the outside lateral wall of fixed ring (12), rotor part (9) are installed on the outside lateral wall of rotor supporting seat (10), can drive rotor part (9) and rotate after drive stator (43) circular telegram.

3. The bearing test system for a bipolar X-ray tube according to claim 2, wherein the clamping support assembly (21) comprises a support frame (211) and a support table (212), the support frame (211) is fixedly mounted on the ground, the support table (212) is fixedly mounted on the support frame (211) to drive the top, the clamping mechanism (30) is fixedly mounted on the bottom of the support table (212), the top of the clamping mechanism (30) extends upwards through the support table (212), the test support assembly (22) comprises two test support columns (221) and a test support arm (222), the two test support columns (221) are fixedly mounted on the top of the support table (212), the two test support columns (221) are arranged at intervals, and the test support arm (222) is fixedly mounted on the top of the two test support columns (221).

4. The bearing test system for a bipolar X-ray tube according to claim 3, wherein the clamping mechanism (30) comprises a clamping mounting plate (31), a clamping ring block (32), two clamping connecting plates (33), a clamping bottom plate (34), a limiting clamping rod (35) and a plurality of electric telescopic rods (36), the clamping mounting plate (31) is fixedly mounted at the bottom of the supporting table (212), the clamping ring block (32) is fixedly mounted at the top of the clamping mounting plate (31), the top of the clamping ring block (32) penetrates through the supporting table (212) to extend upwards, a hollow through groove (321) penetrating to the bottom is formed in the top of the clamping ring block (32), the two clamping connecting plates (33) are fixedly mounted at the bottom of the clamping mounting plate (31), the two clamping connecting plates (33) are arranged at intervals, the clamping bottom plate (34) is fixedly mounted at the bottom of the two clamping connecting plates (33), the limiting clamping rod (35) is fixedly mounted at the top of the clamping bottom plate (34), the top of the limiting clamping rod (35) extends into the hollow through groove (321), the electric telescopic rod (36) is fixedly mounted at the top of the clamping bottom plate (34), the electric telescopic rod (36) extends to the top of the electric telescopic rod (36) at equal intervals along the central axis (32), a clamping gap (351) is formed between the clamping ring block (32) and the limiting clamping rod (35), and the shaft anode end (7) can enter the clamping gap (351).

5. The bearing test system for a bipolar X-ray tube according to claim 4, wherein a plurality of clamping slide grooves (322) are formed in the bottom of the clamping ring block (32), clamping slide blocks (37) are slidably mounted in the clamping slide grooves (322), wedge-shaped slide grooves (371) are formed in the bottom of the clamping slide blocks (37), clamping inclined surfaces (372) are formed on one side wall of the wedge-shaped slide grooves (371) close to the limit clamping rod (35), the distance between the clamping inclined surfaces (372) and the clamping mounting plate (31) gradually decreases towards the direction of the limit clamping rod (35), a supporting wedge block (361) is fixedly mounted on the top of the electric telescopic rod (36), supporting inclined surfaces (362) corresponding to the clamping inclined surfaces (372) are formed on one side wall of the supporting wedge block (361) close to the limit clamping rod (35), the supporting inclined surfaces (362) and the clamping inclined surfaces (372) are mutually supported, fastening slide grooves (373) are formed on one side wall of the clamping slide blocks (37) close to the limit clamping rod (35), fastening springs (374) are fixedly mounted on the inner ends of the fastening slide grooves (373), fastening springs (374) are fixedly mounted on the inner ends of the fastening slide grooves (374) and fastening arc (38) are fixedly mounted on one side walls of the fastening end walls (373) close to the limit clamping rod (35), the distance between the insertion inclined plane (381) and the clamping mounting plate (31) gradually decreases towards the direction of the limiting clamping rod (35), a limiting supporting rod (375) is fixedly arranged at the inner end of the fastening chute (373), and the limiting supporting rod (375) is positioned at the inner side of the fastening spring (374).

6. The bearing test system for a bipolar X-ray tube according to claim 5, wherein a piston L-shaped groove (385) is formed in a side wall of the fastening and holding arc block (38) close to the limit clamping rod (35), a first communication groove (376) is formed in the top of the clamping slider (37), the bottom of the first communication groove (376) is communicated with the top of the piston L-shaped groove (385), a plurality of second communication grooves (323) are formed in the top of the clamping ring block (32), the bottom of the second communication grooves (323) is communicated with the top of the corresponding first communication groove (376), a piston L-shaped rod (382) is slidably mounted in the piston L-shaped groove (385), the top end of the piston L-shaped rod (382) upwards penetrates through the first communication groove (376) to extend into the second communication groove (323), a round tube stabilizing block (383) is fixedly arranged at the top end of the piston L-shaped rod (382), an air extraction inclined surface (384) is formed at the top of the round tube stabilizing block (383), the distance between the air extraction inclined surface (384) and the clamping ring block (32) gradually decreases towards the direction of the limiting clamping rod (35), the round tube stabilizing block (383) can be propped against the outer side wall of the shell round tube (42), a return spring (377) is fixedly arranged on the side wall of one side of the first communication groove (376) far away from the limiting clamping rod (35), and one end of the return spring (377) is fixedly connected with the L-shaped rod (382) of the piston.

7. The bearing test system for a bipolar X-ray tube according to claim 6, wherein the lifting assembly (41) comprises a lifting cylinder (411), a first connecting plate (412), a second connecting plate (413), two lifting guide rods (414) and a lifting moving block (415), the lifting cylinder (411), the first connecting plate (412) and the second connecting plate (413) are fixedly mounted on one side wall of the test supporting arm (222), the first connecting plate (412) is fixedly connected with the bottom of the lifting cylinder (411), the second connecting plate (413) is located below the first connecting plate (412), the top of the lifting guide rod (414) is fixedly mounted on the first connecting plate (412), the bottom of the lifting guide rod (414) is fixedly mounted on the second connecting plate (413), the two lifting guide rods (414) are arranged at intervals, the lifting moving block (415) is slidably mounted on the two lifting guide rods (414), and an output shaft of the lifting cylinder (411) penetrates through the first connecting plate (412) to be fixedly connected with the top of the lifting moving block (415).

8. The bearing test system for a bipolar X-ray tube according to claim 7, wherein the test assembly (50) comprises a first connection housing (51), a speed reducing motor (52), a rotation test rod (53), a second connection housing (54), a grid housing (55), a dynamic balance test piece (56), a plurality of test probes (57) and a connection jacking pipe (58), the first connection housing (51) is fixedly mounted on a side wall of a lifting moving block (415) far away from a test supporting arm (222), the speed reducing motor (52) is fixedly mounted on the top of the first connection housing (51), the rotation test rod (53) is fixedly mounted on an output shaft of the speed reducing motor (52), the rotation test rod (53) is rotationally connected with the first connection housing (51), the second connection housing (54) is fixedly mounted on the bottom of the first connection housing (51), the grid housing (55) is fixedly mounted on the bottom of the second connection housing (54), the dynamic balance test piece (56) is fixedly mounted on the bottom of the grid housing (55), the test probes (57) are mounted on the side wall of the dynamic balance test piece (56), the side wall of the dynamic balance test piece (56) is mounted on the side wall, and the dynamic balance test piece (56) is rotatably mounted on the side wall (56) by using the test probes (56) and the dynamic balance test piece (56) when the dynamic balance test piece (3) is rotatably mounted, the connecting jacking pipe (58) is fixedly arranged in the limiting clamping groove (561), the shaft cathode end (1) can enter the connecting jacking pipe (58), and the outer side wall of the shaft cathode end (1) can be in sliding abutting contact with the inner side wall of the connecting jacking pipe (58).

9. The bearing test system for a bipolar X-ray tube according to claim 8, wherein a measuring component (60) is disposed in the rotary test rod (53), a receiving groove (531) is formed in one side wall of the rotary test rod (53), a measuring rotary groove (532) is formed in the opposite side wall of the rotary test rod (53), the middle part of the measuring rotary groove (532) penetrates through the other side wall, the top of the measuring rotary groove (532) is communicated with the receiving groove (531), a measuring through groove (533) is formed in the bottom of the rotary test rod (53), the upper part of the measuring through groove (533) is communicated with the measuring rotary groove (532), the measuring component (60) comprises a displacement sensor (61), a measuring rotary shaft (62), a measuring connecting block (63), a measuring abutting rod (64) and a measuring U-shaped rod (65), the displacement sensor (61) is fixedly mounted in the receiving groove (531), the measuring rotary shaft (62) is rotatably mounted in the middle of the measuring rotary groove (532), the measuring rotary shaft (62) is located below the displacement sensor (61), the upper part of the measuring rotary shaft (62) is fixedly mounted on the measuring rotary shaft (532) and the measuring rotary shaft (64) is fixedly mounted on the measuring rotary connecting block (64) on the side wall on the measuring side wall (64), the measuring U-shaped rod (65) is rotatably installed in the measuring through groove (533) through the torsion spring, the top right side wall of the measuring U-shaped rod (65) is mutually propped against the measuring propping rod (64), and the bottom right side wall of the measuring U-shaped rod (65) can be propped against the inner side wall of the shaft cathode end (1).

10. The bearing test system for a bipolar X-ray tube according to claim 9, wherein the heating bad block (562) is fixedly installed at the top of the inner side wall of the dynamic balance test piece (56), a heat dissipation hole (563) is formed in the outer side wall of the dynamic balance test piece (56), and the heat dissipation hole (563) is communicated with the inside of the dynamic balance test piece (56).