CN113532861B - Bearing working loss and stability detection device - Google Patents
Bearing working loss and stability detection device Download PDFInfo
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- CN113532861B CN113532861B CN202111085355.1A CN202111085355A CN113532861B CN 113532861 B CN113532861 B CN 113532861B CN 202111085355 A CN202111085355 A CN 202111085355A CN 113532861 B CN113532861 B CN 113532861B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The invention discloses a bearing working loss and stability detection device, which comprises a bearing, wherein a detection cavity is arranged in the bearing, a sliding rod extending backwards is arranged in the detection cavity in a sliding manner, a disc cavity is arranged on the bottom wall of the detection cavity, a measuring disc is fixedly arranged on the bottom wall of the disc cavity, a detachable bearing is fixedly arranged on the front side surface of the measuring disc, the bearing is used as a detected workpiece, a loss cavity is arranged on the left wall of the detection cavity, a diameter measurement cavity is arranged on the top wall of the detection cavity, two bilaterally symmetrical limiting blocks are arranged in the diameter measurement cavity in a sliding manner, a shaft measurement cavity is arranged on the right wall of the detection cavity, a smooth cavity is arranged on the bottom wall of the shaft measurement cavity, and a shaft measurement spring is fixedly arranged on the bottom wall of the smooth cavity. The bearing detection device is simple to operate, the working procedures of disassembling and reassembling the workpiece are omitted, and the working efficiency of bearing detection is improved.
Description
Technical Field
The invention relates to the technical field of bearing detection, in particular to a bearing working loss and stability detection device.
Background
The bearing is an important part in the modern mechanical equipment, the friction coefficient in the motion process of the bearing can be reduced, and the rotation precision of the bearing is ensured, so that the bearing loss detection is one of the necessary few steps, and the gap size of the bearing directly influences the stability of the bearing, so the gap detection is required before the bearing is used, a traditional detection device is not provided with a bearing measuring device, the size of the bearing cannot be automatically and accurately measured, the existing single detection device can only detect the single performance of the bearing, when the bearing needs to detect a plurality of performances, the bearing needs to be mounted and dismounted for a plurality of times, the working efficiency is low, and the bearing can be damaged.
Disclosure of Invention
The invention aims to provide a bearing working loss and stability detection device which is used for overcoming the defects in the prior art.
The bearing working loss and stability detection device comprises a detection table, wherein a detection cavity is formed in the detection table, a sliding rod extending backwards is arranged in the detection cavity in a sliding mode, the sliding rod penetrates through the rear wall of the detection cavity from front to back, an adjusting shaft is rotatably arranged on the front side face of the detection cavity, and a supporting shaft is rotatably arranged on the left side face of the adjusting shaft;
a disc cavity is formed in the bottom wall of the detection cavity, a measurement disc is fixedly arranged on the bottom wall of the disc cavity, a detachable bearing is fixedly arranged on the front side surface of the measurement disc, the bearing is used as a detected workpiece and comprises an inner ring, six balls are arranged on the periphery of the inner ring in a sliding mode, an outer ring is rotationally arranged on the outer side of the inner ring, the six balls can be attached to the inner peripheral surface of the outer ring, and therefore the outer ring and the inner ring can prevent the six balls from sliding out forwards and backwards;
a loss cavity is formed in the left wall of the detection cavity, the support shaft can penetrate through the loss cavity left and right, two sliding plate cavities which are symmetrical up and down are formed in the inner wall of the loss cavity, and fixed plates are arranged in the two sliding plate cavities in a sliding mode, so that the outer ring can be fixed in the loss cavity by the two fixed plates;
a diameter measuring cavity is formed in the top wall of the detection cavity, two bilaterally symmetrical limiting blocks are arranged in the diameter measuring cavity in a sliding mode, limiting cavities are formed in the two limiting blocks, spring cavities are formed in the bottom walls of the two limiting cavities, spring plates extending upwards are arranged in the two spring cavities in a sliding mode, the top surfaces of the two spring plates are inserted into the limiting cavities on the same side with the spring plates respectively, the top surfaces of the two spring plates can abut against the rear side face of the outer ring, and diameter measuring platforms are fixedly arranged on the bottom walls of the two spring cavities;
the measuring shaft is characterized in that a measuring shaft cavity is formed in the right wall of the measuring cavity, a smooth cavity is formed in the bottom wall of the measuring shaft cavity, a measuring shaft spring is fixedly arranged on the bottom wall of the smooth cavity, a displacement rod is fixedly arranged at the top end of the measuring shaft spring, the top end of the displacement rod is inserted into the measuring shaft cavity, and the top end face of the displacement rod can be abutted to the left side face of the outer ring.
Furthermore, three rotationally symmetrical outer limiting plates are fixedly arranged on the front side face of the measuring disc, three rotationally symmetrical inner limiting plates are fixedly arranged on the inner sides of the three outer limiting plates, the rear sections of the three inner limiting plates are fixed with the front side face of the measuring disc, the inner peripheral surfaces of the three outer limiting plates are abutted to the outer peripheral surface of the outer ring, the outer peripheral surfaces of the three inner limiting plates are abutted to the inner peripheral surface of the inner ring, and the bearing can be fixed on the front side face of the measuring disc through the three disc cavities and the three inner limiting plates.
Furthermore, an outer diameter cavity is formed in the front side face of the measuring disc, an outer diameter ring is rotatably arranged on the inner peripheral wall of the outer diameter cavity, an outer diameter wheel is rotatably arranged on the inner peripheral surface of the outer diameter ring, the outer peripheral surface of the outer diameter wheel is abutted against the inner peripheral wall of the outer diameter cavity, and then the outer diameter ring can rotate on the inner peripheral wall of the outer diameter cavity through the outer diameter wheel.
Furthermore, a first measuring instrument is fixedly arranged on the front side surface of the outer diameter ring, the first measuring instrument is positioned on the front side of the outer limiting plate, the right end surface of the first measuring instrument is abutted to the outer peripheral surface of the outer ring, the first measuring instrument can measure the outer diameter of the outer ring, an instrument shaft is rotatably arranged on the front side surface of the measuring disc, a second measuring instrument is fixedly arranged on the top surface of the instrument shaft, the second measuring instrument is positioned on the front side of the inner limiting plate, the top end surface of the second measuring instrument is abutted to the inner peripheral surface of the inner ring, the second measuring instrument can measure the inner diameter of the inner ring, a display is fixedly arranged on the front side surface of the instrument shaft, and the display can display the numerical values measured by the first measuring instrument and the second measuring instrument.
Furthermore, two all seted up the slip chamber on the restriction chamber roof, two the slip intracavity all slides and is equipped with the caliper panel, two caliper panel bottom surface all can with outer lane leading flank butt, two all fixed two caliper springs that are equipped with on the spring board trailing flank, four caliper spring rear end is fixed respectively and is in the homonymy with it on the caliper platform leading flank, then the caliper platform passes through the caliper spring can be measured the outer lane with radial clearance between the ball.
Furthermore, two all rotate in the inner wall that the slip chamber kept away from each other and be equipped with the diameter measuring shaft, two all fixedly on the diameter measuring shaft periphery is equipped with the diameter measuring gear, two the diameter measuring gear respectively with the homonymy the calliper board meshing, then two the calliper board is respectively through with it homonymy the diameter measuring gear can slide from top to bottom.
Furthermore, a supporting block is fixedly arranged on the bottom wall of the shaft measuring cavity, the front end of the supporting block can be abutted to the outer peripheral face of the outer ring, a screw cavity is formed in the bottom wall of the shaft measuring cavity, a screw is rotatably arranged on the bottom wall of the screw cavity, a shaft measuring rod is arranged in the screw cavity in a sliding mode, the screw vertically penetrates through the shaft measuring rod, the outer peripheral face of the screw is in threaded connection with the shaft measuring rod, the shaft measuring rod can slide downwards through the screw, a position finder is fixedly arranged on the bottom wall of the shaft measuring cavity and can measure the displacement of the displacement rod, and therefore the axial gap between the outer ring and the ball can be measured.
Furthermore, two fixed cavities are formed in the inner wall, away from each other, of the sliding plate cavity, fixed rods are arranged in the fixed cavities in a sliding mode, one ends, close to each other, of the fixed rods are fixed to the fixed plates on the same side respectively, two temperature measuring devices are fixedly arranged in the faces, close to each other, of the fixed plates, and the temperatures of the outer peripheral face of the outer ring can be measured through the two temperature measuring devices.
Further, fixed shafts are rotatably arranged in the right walls of the two fixed cavities, fixed gears are fixedly arranged on the peripheries of the two fixed shafts, the two fixed gears are respectively meshed with the fixed rods on the same side, and the two fixed rods can mutually approach and slide through the fixed gears on the same side.
Furthermore, a communicating cavity is formed in the front wall of the diameter measuring cavity, a sliding shaft is arranged in the rear wall of the diameter measuring cavity in a rotating mode, a sliding gear is fixedly arranged on the periphery of the sliding shaft, the bottom surface of the sliding gear is inserted into the top surface of the sliding rod, the sliding gear is meshed with the sliding rod, and then the supporting shaft can slide into the communicating cavity through the sliding gear.
Furthermore, roller shafts are rotatably arranged in the top surfaces of the two limiting blocks, rollers are fixedly arranged on the peripheries of the roller shafts, the rear side surfaces of the rollers are abutted to the rear wall of the diameter measuring cavity, and the two limiting blocks can mutually approach and slide in the diameter measuring cavity through the rollers on the same side.
The invention has the beneficial effects that: the bearing working loss and stability detection device is provided with the radial measuring device, so that the radial gap of the bearing can be accurately measured, the axial measuring device is arranged, the axial gap of the bearing can be accurately measured, meanwhile, the diameters of the outer ring and the inner ring of the bearing can be accurately measured through the two rotating measuring plates, loss detection can be directly carried out after the bearing gap is detected through the loss detection device, the operation is simple, the working procedures of disassembling and reassembling a workpiece are omitted, and the working efficiency of bearing detection is improved.
Drawings
FIG. 1 is an external view of a device for detecting the working loss and stability of a bearing according to the present invention;
FIG. 2 is a schematic cross-sectional view of a device for detecting the working loss and stability of a bearing according to the present invention;
FIG. 3 is an enlarged schematic view of the caliper cavity of FIG. 2 of the present invention;
FIG. 4 is a schematic exterior view of the bearing of FIG. 2 of the present invention;
fig. 5 is a schematic side view of the invention at a-a in fig. 2.
In the figure:
10. a detection table; 11. a fixed cavity; 12. fixing the rod; 13. a fixing plate; 14. a temperature detector; 15. a fixed shaft; 16. fixing a gear; 17. an adjustment shaft; 18. a slide bar; 19. a support shaft; 20. a lossy cavity; 21. a skateboard chamber; 22. a diameter measuring cavity; 23. a diameter measuring plate; 24. a sliding cavity; 25. a diameter measuring shaft; 26. a diameter measuring gear; 27. a limiting block; 28. a confinement chamber; 29. a spring plate; 30. a spring cavity; 31. a diameter measuring spring; 34. a sliding gear; 32. a diameter measuring table; 33. a sliding shaft; 35. a screw cavity; 36. a screw; 37. measuring a shaft lever; 38. a shaft measuring cavity; 39. a support block; 40. a smooth cavity; 41. a spindle spring; 42. a displacement rod; 43. a position finder; 44. a measuring disc; 45. an outer diameter cavity; 46. an outer diameter wheel; 48. a first measuring instrument; 49. an outer limiting plate; 50. an outer ring; 51. a ball bearing; 52. an inner ring; 53. an inner limiting plate; 54. a second measuring instrument; 55. an instrument shaft; 56. a display; 57. a detection chamber; 58. a communicating cavity; 59. a disc cavity; 60. an outer diameter ring; 61. a roller shaft; 62. and a roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings, the bearing working loss and stability detection device according to the embodiment of the invention comprises a detection table 10, wherein a detection cavity 57 is formed in the detection table 10, a sliding rod 18 extending backwards is arranged in the detection cavity 57 in a sliding manner, the sliding rod 18 penetrates through the rear wall of the detection cavity 57 from front to back, an adjusting shaft 17 is rotatably arranged on the front side surface of the detection cavity 57, and a supporting shaft 19 is rotatably arranged on the left side surface of the adjusting shaft 17;
a disc cavity 59 is formed in the bottom wall of the detection cavity 57, a measurement disc 44 is fixedly arranged on the bottom wall of the disc cavity 59, a detachable bearing 101 is fixedly arranged on the front side surface of the measurement disc 44, the bearing 101, as a detected workpiece, comprises an inner ring 52, six balls 51 are slidably arranged on the outer periphery of the inner ring 52, an outer ring 50 is rotatably arranged on the outer side of the inner ring 52, the six balls 51 can be attached to the inner peripheral surface of the outer ring 50, and the outer ring 50 and the inner ring 52 can prevent the six balls 51 from sliding out forwards and backwards;
a wearing cavity 20 is formed in the left wall of the detection cavity 57, the support shaft 19 can penetrate through the wearing cavity 20 from left to right, two slide plate cavities 21 which are symmetrical up and down are formed in the inner wall of the wearing cavity 20, and fixed plates 13 are arranged in the two slide plate cavities 21 in a sliding manner, so that the outer ring 50 can be fixed in the wearing cavity 20 by the two fixed plates 13;
the top wall of the detection cavity 57 is provided with a diameter measuring cavity 22, two bilaterally symmetrical limiting blocks 27 are slidably arranged in the diameter measuring cavity 22, limiting cavities 28 are respectively formed in the two limiting blocks 27, spring cavities 30 are respectively formed in the bottom walls of the two limiting cavities 28, upward extending spring plates 29 are respectively slidably arranged in the two spring cavities 30, the top surfaces of the two spring plates 29 are respectively inserted into the limiting cavities 28 on the same side with the spring plates, the top surfaces of the two spring plates 29 can be abutted against the rear side surface of the outer ring 50, and diameter measuring platforms 32 are respectively fixedly arranged on the bottom walls of the two spring cavities 30;
the right wall of the detection cavity 57 is provided with a shaft measuring cavity 38, the bottom wall of the shaft measuring cavity 38 is provided with a smooth cavity 40, the bottom wall of the smooth cavity 40 is fixedly provided with a shaft measuring spring 41, the top end of the shaft measuring spring 41 is fixedly provided with a displacement rod 42, the top end of the displacement rod 42 is inserted into the shaft measuring cavity 38, and the top end face of the displacement rod 42 can be abutted against the left side face of the outer ring 50.
Optionally, three rotationally symmetric outer limiting plates 49 are fixedly arranged on the front side surface of the measuring disc 44, three rotationally symmetric inner limiting plates 53 are fixedly arranged on the inner sides of the three outer limiting plates 49, the rear sections of the three inner limiting plates 53 are fixed to the front side surface of the measuring disc 44, the inner circumferential surfaces of the three outer limiting plates 49 are abutted to the outer circumferential surface of the outer ring 50, the outer circumferential surfaces of the three inner limiting plates 53 are abutted to the inner circumferential surface of the inner ring 52, and then the bearing 101 can be fixed to the front side surface of the measuring disc 44 through the three disc cavities 59 and the three inner limiting plates 53.
Optionally, an outer diameter cavity 45 is formed in the front side surface of the measuring disc 44, an outer diameter ring 60 is rotatably disposed on the inner peripheral wall of the outer diameter cavity 45, an outer diameter wheel 46 is rotatably disposed on the inner peripheral surface of the outer diameter ring 60, the outer peripheral surface of the outer diameter wheel 46 abuts against the inner peripheral wall of the outer diameter cavity 45, the outer diameter ring 60 can rotate on the inner peripheral wall of the outer diameter cavity 45 through the outer diameter wheel 46, a rotating motor is fixedly disposed in the inner peripheral surface of the outer diameter ring 60, and the rotating motor is in power connection with the outer diameter ring 60 and is turned on to rotate the outer diameter wheel 46.
Optionally, a first measuring instrument 48 is fixedly disposed on a front side surface of the outer diameter ring 60, the first measuring instrument 48 is located on a front side of the outer limiting plate 49, a right end surface of the first measuring instrument 48 abuts against an outer circumferential surface of the outer ring 50, the first measuring instrument 48 can measure an outer diameter of the outer ring 50, an instrument shaft 55 is rotatably disposed on a front side surface of the measuring disc 44, a second measuring instrument 54 is fixedly disposed on a top surface of the instrument shaft 55, the second measuring instrument 54 is located on a front side of the inner limiting plate 53, a top end surface of the second measuring instrument 54 abuts against an inner circumferential surface of the inner ring 52, the second measuring instrument 54 can measure an inner diameter of the inner ring 52, a display 56 is fixedly disposed on a front side surface of the instrument shaft 55, the display 56 can display values measured by the first measuring instrument 48 and the second measuring instrument 54, and a measuring motor is fixedly disposed in the measuring disc 44, the measuring motor is in power connection with the rear end of the instrument shaft 55, and the measuring motor is turned on to rotate the instrument shaft 55 and the second measuring instrument 54.
Optionally, the top walls of the two limiting cavities 28 are both provided with sliding cavities 24, two caliper plates 23 are slidably disposed in the two sliding cavities 24, the bottom surfaces of the two caliper plates 23 can be abutted to the front side surface of the outer ring 50, the rear side surfaces of the two spring plates 29 are both fixedly provided with two caliper springs 31, the rear ends of the four caliper springs 31 are respectively fixed to the front side surface of the caliper table 32 on the same side as the two caliper plates, so that the caliper table 32 can measure the radial gap between the outer ring 50 and the balls 51 through the caliper springs 31, when the caliper plates 23 are abutted to the outer ring 50, the caliper plates 23 are slid downward, so that the caliper plates 23 can push the outer ring 50 to slide downward, and the outer ring 50 pushes the spring plates 29 to slide downward, so that the caliper springs 31 are extruded and deformed, and the caliper springs 31 generate a downward spring force on the caliper table 32, the diameter measuring table 32 can measure the size of the radial gap according to the spring force.
It is optional, two all rotate in the inner wall that the sliding chamber 24 kept away from each other and be equipped with the diameter measurement axle 25, two all fixed diameter measurement gear 26, two on the periphery of diameter measurement axle 25 diameter measurement gear 26 respectively with the homonymy the meshing of diameter measurement board 23, then two diameter measurement board 23 is respectively through with it homonymy diameter measurement gear 26 can slide from top to bottom, two all fixed radial motor, two in the inner wall that sliding chamber 24 kept away from each other all be equipped with radial motor, two radial motor is respectively in the homonymy diameter measurement axle 25 power is connected, opens radial motor makes diameter measurement gear 26 rotates.
Optionally, a supporting block 39 is fixedly arranged on the bottom wall of the axle measuring cavity 38, the front end of the supporting block 39 can abut against the outer peripheral surface of the outer ring 50, a screw cavity 35 is formed in the bottom wall of the axle measuring cavity 38, a screw 36 is arranged on the bottom wall of the screw cavity 35 in a rotating manner, an axle measuring rod 37 is arranged in the screw cavity 35 in a sliding manner, the screw 36 penetrates through the axle measuring rod 37 up and down, the outer peripheral surface of the screw 36 is in threaded connection with the axle measuring rod 37, the axle measuring rod 37 can slide downwards through the screw 36, and when the supporting block 39 abuts against the outer ring 50, the axle measuring rod 37 slides downwards, and the bottom end of the axle measuring rod 37 can abut against the outer peripheral surface of the outer ring 50.
Optionally, a screw motor is fixedly arranged in the top wall of the screw cavity 35, the screw motor is in power connection with the screw 36, a position finder 43 is fixedly arranged on the bottom wall of the spindle cavity 38, the position finder 43 can measure the displacement of the displacement rod 42, so that the axial gap between the outer ring 50 and the ball 51 can be measured, and the screw motor is started to rotate the screw 36.
Optionally, two fixed cavities 11 have been all seted up on the inner wall that the slide plate cavity 21 was kept away from each other, two fixed rods 12 are all slided in the fixed cavity 11 and are equipped with, two one end that the fixed rod 12 was close to each other is respectively in the homonymy fixed plate 13 is fixed, and two the fixed plate 13 all is fixed in the one side that is close to each other and is equipped with thermoscope 14, two thermoscope 14 can measure the temperature on the 50 outer peripheral faces of outer lane, work as outer lane 50 is located when the loss chamber 20, make two fixed cavity 11 is close to each other and slides, then two fixed plate 13 is close to the motion each other, until two the one side that fixed plate 13 is close to each other is respectively outer lane 50 outer peripheral face butt, then thermoscope 14 can measure the temperature of outer lane 50.
Optionally, a fixing shaft 15 is rotatably disposed in each of the right walls of the two fixing cavities 11, fixed gears 16 are fixedly disposed on the peripheries of the two fixing shafts 15, the two fixed gears 16 are respectively engaged with the fixing rods 12 on the same side, the two fixing rods 12 can mutually approach and slide through the fixed gears 16 on the same side, fixing motors are fixedly disposed in the right walls of the two fixing cavities 11, the two fixing motors are respectively in power connection with the fixing shafts 15 on the same side, and the fixing motors are turned on to rotate the fixed gears 16.
Optionally, a communicating cavity 58 has been seted up on the antetheca of diameter measuring cavity 22, it is equipped with slide shaft 33 to detect the rotation of chamber 57 back wall, the fixed slide gear 34 that is equipped with in the slide shaft 33 periphery, insert slide gear 34 bottom surface in the slide bar 18 top surface, just slide gear 34 with the slide bar 18 meshing, then back shaft 19 passes through slide gear 34 can slide in the communicating cavity 58, it is equipped with sliding motor to detect chamber 57 back wall internal fixation, sliding motor with slide shaft 33 power is connected, opens sliding motor, makes slide gear 34 rotates.
Optionally, a detection motor is fixedly arranged in the left side face of the adjusting shaft 17, the detection motor is in power connection with the right end of the supporting shaft 19, an adjusting motor is fixedly arranged in the front side face of the sliding rod 18, the adjusting motor is in power connection with the rear end of the adjusting shaft 17, the detection motor is started to enable the supporting shaft 19 to rotate, and the adjusting motor is started to enable the adjusting shaft 17 to rotate.
It is optional, two all rotate in the restriction piece 27 top surface and be equipped with roller shaft 61, two all the fixed gyro wheel 62 that is equipped with in the roller shaft 61 periphery, two the 62 trailing flank of gyro wheel all with survey footpath chamber 22 back wall butt, then two restriction piece 27 is respectively through with it homonymy gyro wheel 62 can be close to each other in the survey footpath chamber 22 and slide, two all fixed gyro wheel motors, two in the restriction piece 27 gyro wheel motor homonymy respectively the roller shaft 61 power is connected, opens the gyro wheel motor, makes gyro wheel 62 rotates.
The invention relates to a bearing working loss and stability detection device, which comprises the following working procedures:
detecting the outer diameter of the bearing outer ring and the inner diameter of the inner ring: placing the bearing 101 on the front side surface of the measuring disc 44, and fixing the bearing 101 by three outer limit plates 49 and three inner limit plates 53;
then, the rotating motor is started to rotate the outer diameter wheel 46, so that the outer diameter ring 60 rotates on the inner peripheral wall of the outer diameter cavity 45, and the first measuring instrument 48 rotates along with the outer diameter wheel 46, so that the first measuring instrument 48 starts to measure the outer diameter of the outer ring 50;
and simultaneously, the measuring motor is started, the instrument shaft 55 and the second measuring instrument 54 are rotated, and the second measuring instrument 54 starts to measure the inner diameter of the inner ring 52.
And (3) detection: the bearing 101 is sleeved on the outer periphery of the supporting shaft 19, and the outer peripheral surface of the supporting shaft 19 is fixed with the inner peripheral surface of the inner ring 52;
detecting an axial clearance: starting the adjusting motor to enable the adjusting shaft 17 to rotate, so that the supporting shaft 19 can rotate along with the adjusting shaft 17 until the supporting shaft 19 is aligned with the bearing 101 and the shaft measuring cavity 38 in the front-back direction;
then, the sliding motor is started, the sliding gear 34 is rotated, the sliding rod 18 is made to slide backwards, so that the supporting shaft 19 slides backwards, the bearing 101 is made to slide backwards into the shaft measuring cavity 38 along with the supporting shaft 19 until the bearing 101 abuts against the front side surface of the supporting block 39, and at this time, the top end of the displacement rod 42 abuts against the bearing 101;
then, the screw motor is started, the screw 36 is rotated, the shaft measuring rod 37 is made to slide downwards until the bottom end of the shaft measuring rod 37 abuts against the bearing 101, then the shaft measuring rod 37 is made to slide downwards, the shaft measuring rod 37 can push the outer ring 50 to move downwards, and the outer ring 50 can push the displacement rod 42 to move downwards until the shaft measuring rod 37 cannot push the outer ring 50 to move downwards;
meanwhile, the displacement of the displacement rod 42 measured by the position finder 43 is the downward offset of the outer ring 50, so as to obtain the axial clearance of the bearing 101;
detecting the radial clearance: the adjusting motor is started to enable the adjusting shaft 17 to rotate, and then the supporting shaft 19 can rotate along with the adjusting shaft 17 until the supporting shaft 19 and the bearing 101 are aligned with the communication cavity 58 in a front-back mode;
then, the sliding motor is started to rotate the sliding gear 34, so that the sliding rod 18 slides backwards, and the supporting shaft 19 slides backwards, so that the bearing 101 slides backwards into the communication cavity 58 along with the supporting shaft 19 until the bearing 101 slides backwards into the measuring cavity 22 along with the supporting shaft 19;
then, starting the two roller motors to rotate the two rollers 62, so that the two limiting blocks 27 approach to each other and slide until the two limiting blocks 27 abut against each other, and simultaneously, the inner walls of the two limiting cavities 28 both abut against the outer peripheral surface of the outer ring 50, so that the top surfaces of the two spring plates 29 abut against the bottom surface of the bearing 101;
then, the two radial motors are started to rotate the two diameter measuring gears 26, so that the two diameter measuring plates 23 slide downwards until the bottom surfaces of the diameter measuring plates 23 abut against the outer ring 50, and then the two diameter measuring plates 23 slide downwards continuously, so that the two diameter measuring plates 23 can push the outer ring 50 to slide downwards, the outer ring 50 can push the spring plate 29 to slide downwards, the diameter measuring spring 31 is extruded and deformed, and the diameter measuring spring 31 generates a spring force on the diameter measuring table 32;
meanwhile, the diameter measuring table 32 can measure the displacement of the spring plate 29 through the spring force, so that the radial clearance of the bearing 101 is obtained;
and (3) detecting the working loss: starting the adjusting motor to enable the adjusting shaft 17 to rotate, so that the supporting shaft 19 can rotate along with the adjusting shaft 17 until the supporting shaft 19 is aligned with the bearing 101 and the wearing cavity 20 in a front-back mode;
then, the sliding motor is started to rotate the sliding gear 34, so that the sliding rod 18 slides backwards, and the supporting shaft 19 slides backwards until the bearing 101 slides backwards into the wearing cavity 20 along with the supporting shaft 19;
then, the fixed motor is started to rotate the two fixed gears 16, so that the two fixed plates 13 are close to each other and slide until the two fixed plates 13 abut against the bearing 101, and the outer ring 50 cannot rotate and slide in the wearing cavity 20;
then, the detection motor is turned on to rotate the support shaft 19, and the inner ring 52 follows the support shaft 19 to rotate, and then a load is added to the outer circumference of the support shaft 19, so that the operating loss of the bearing 101 can be measured.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.
Claims (9)
1. The utility model provides a bearing working loss and stability detection device, is including examining test table, its characterized in that: a detection cavity is formed in the detection table, a sliding rod extending backwards is arranged in the detection cavity in a sliding mode, the sliding rod penetrates through the rear wall of the detection cavity from front to back, an adjusting shaft is rotatably arranged on the front side face of the detection cavity, and a supporting shaft is rotatably arranged on the left side face of the adjusting shaft;
a disc cavity is formed in the bottom wall of the detection cavity, a measuring disc is fixedly arranged on the bottom wall of the disc cavity, a detachable bearing is fixedly arranged on the front side surface of the measuring disc, the bearing serves as a workpiece to be detected and comprises an inner ring, six balls are slidably arranged on the periphery of the inner ring, and an outer ring is rotatably arranged on the outer side of the inner ring;
a loss cavity is formed in the left wall of the detection cavity, two sliding plate cavities which are symmetrical up and down are formed in the inner wall of the loss cavity, and a fixing plate is arranged in each of the two sliding plate cavities in a sliding manner;
a diameter measuring cavity is formed in the top wall of the detection cavity, two bilaterally symmetrical limiting blocks are arranged in the diameter measuring cavity in a sliding mode, limiting cavities are formed in the two limiting blocks, spring cavities are formed in the bottom walls of the two limiting cavities, and spring plates extending upwards are arranged in the two spring cavities in a sliding mode;
the device is characterized in that a shaft measuring cavity is formed in the right wall of the detection cavity, a smooth cavity is formed in the bottom wall of the shaft measuring cavity, a shaft measuring spring is fixedly arranged on the bottom wall of the smooth cavity, a displacement rod is fixedly arranged at the top end of the shaft measuring spring, and the top end of the displacement rod is inserted into the shaft measuring cavity.
2. The bearing operating loss and stability detecting device according to claim 1, wherein: the measuring disc comprises a measuring disc body, and is characterized in that three rotationally symmetrical outer limiting plates are fixedly arranged on the front side face of the measuring disc body, three rotationally symmetrical inner limiting plates are fixedly arranged on the inner sides of the three outer limiting plates, the rear sections of the three inner limiting plates are fixed with the front side face of the measuring disc body, the inner peripheral surfaces of the three outer limiting plates are abutted to the outer peripheral surface of an outer ring, the outer peripheral surfaces of the three inner limiting plates are abutted to the inner peripheral surface of the inner ring, an outer diameter cavity is formed in the front side face of the measuring disc body, an outer diameter ring is rotatably arranged on the inner peripheral surface of the outer diameter cavity, an outer diameter wheel is rotatably arranged on the inner peripheral surface of the outer diameter ring, and the outer peripheral surface of the outer diameter wheel is abutted to the inner peripheral surface of the outer diameter cavity.
3. The bearing operating loss and stability detecting device according to claim 2, wherein: the outer diameter ring comprises an outer limiting plate and is characterized in that a first measuring instrument is fixedly arranged on the front side face of the outer diameter ring, the first measuring instrument is located on the front side of the outer limiting plate, the right end face of the first measuring instrument is abutted to the outer peripheral face of the outer ring, an instrument shaft is rotatably arranged on the front side face of the measuring disc, a second measuring instrument is fixedly arranged on the top face of the instrument shaft, the second measuring instrument is located on the front side of the inner limiting plate, the top end face of the second measuring instrument is abutted to the inner peripheral face of the inner ring, and a display is fixedly arranged on the front side face of the instrument shaft.
4. The bearing operating loss and stability detecting device according to claim 1, wherein: two all fixed diameter measuring platform, two of being equipped with on the spring chamber diapire all seted up the slip chamber on the restriction chamber roof, two the slip intracavity all slides and is equipped with the caliper panel, two all fixed two diameter measuring springs that are equipped with, four on the spring board trailing flank diameter measuring spring rear end is fixed respectively with it homonymy on the caliper platform leading flank, two all rotate in the inner wall that the slip chamber was kept away from each other and be equipped with the caliper axle, two all fixed diameter measuring gear, two on the caliper axle periphery all be equipped with diameter measuring gear, two diameter measuring gear respectively with the homonymy the caliper panel meshing.
5. The bearing operating loss and stability detecting device according to claim 1, wherein: the measuring shaft comprises a measuring shaft cavity and is characterized in that a supporting block is fixedly arranged on the bottom wall of the measuring shaft cavity, a screw cavity is formed in the bottom wall of the measuring shaft cavity, a screw rod is rotatably arranged on the bottom wall of the screw cavity, a measuring shaft rod is slidably arranged in the screw cavity, the screw rod vertically penetrates through the measuring shaft rod, and the peripheral surface of the screw rod is in threaded connection with the measuring shaft rod.
6. The bearing operating loss and stability detecting device according to claim 1, wherein: two fixed chamber has all been seted up on the inner wall that the slide plate chamber kept away from each other, two fixed intracavity all slides and is equipped with the dead lever, two the one end that the dead lever is close to each other is respectively in the homonymy the fixed plate is fixed, just two all fixed thermoscope that is equipped with in the one side that the fixed plate is close to each other.
7. The bearing operating loss and stability detecting device of claim 6, wherein: fixed shafts are rotatably arranged in the right walls of the two fixed cavities, fixed gears are fixedly arranged on the peripheries of the two fixed shafts, and the two fixed gears are meshed with the fixed rods on the same side respectively.
8. The bearing operating loss and stability detecting device according to claim 1, wherein: the diameter measuring cavity is characterized in that a communicating cavity is formed in the front wall of the diameter measuring cavity, a sliding shaft is arranged in the rear wall of the diameter measuring cavity in a rotating mode, a sliding gear is fixedly arranged on the periphery of the sliding shaft, the bottom surface of the sliding gear is inserted into the top surface of the sliding rod, and the sliding gear is meshed with the sliding rod.
9. The bearing operating loss and stability detecting device according to claim 1, wherein: and the top surfaces of the two limiting blocks are internally and rotatably provided with roller shafts, the peripheries of the roller shafts are fixedly provided with rollers, and the rear side surfaces of the rollers are abutted against the rear wall of the diameter measuring cavity.
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| CN202111085355.1A CN113532861B (en) | 2021-09-16 | 2021-09-16 | Bearing working loss and stability detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111085355.1A CN113532861B (en) | 2021-09-16 | 2021-09-16 | Bearing working loss and stability detection device |
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| CN113532861A CN113532861A (en) | 2021-10-22 |
| CN113532861B true CN113532861B (en) | 2021-11-26 |
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| CN202111085355.1A Active CN113532861B (en) | 2021-09-16 | 2021-09-16 | Bearing working loss and stability detection device |
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| CN102175204A (en) * | 2010-12-24 | 2011-09-07 | 燕山大学 | Device for detecting axial clearance and radial clearance of joint bearing |
| CN102997885A (en) * | 2012-11-27 | 2013-03-27 | 安徽工业大学 | Gap detection device of large slewing bearing |
| CN103776632A (en) * | 2014-01-27 | 2014-05-07 | 江苏大学 | Water lubrication bearing test bed under dry rotor state and wet rotor state |
| CN109238710A (en) * | 2018-11-05 | 2019-01-18 | 中国科学院理化技术研究所 | A kind of superconducting bearing load-carrying properties test macro and test method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1665248A1 (en) * | 1986-05-14 | 1991-07-23 | Звл, Научно-Исследовательский Институт Подшипников Качения, Организация Концерна Звл, Брно (Инопредприятие) | Bearing tester |
| JP2001323938A (en) * | 2000-05-17 | 2001-11-22 | Nsk Ltd | Method and device for measuring radial clearance of rolling bearing |
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| CN102175204A (en) * | 2010-12-24 | 2011-09-07 | 燕山大学 | Device for detecting axial clearance and radial clearance of joint bearing |
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| CN113532861A (en) | 2021-10-22 |
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