CN112828832A

CN112828832A - Test method for simulating different working conditions of bearing component

Info

Publication number: CN112828832A
Application number: CN202110001648.0A
Authority: CN
Inventors: 张晓民
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-05-25

Abstract

The invention discloses a test method for simulating different working conditions of a bearing part, which adopts a processing device for the specific defects of the bearing part, the processing device comprises a working platform, a group of adjusting motors are arranged in the working platform, a transmission gear, a rod gear, an adjusting screw rod and an adjusting slide block are fixedly arranged at the front end of each adjusting motor, and a first clamping mechanism is arranged on the adjusting slide block on one side; a second clamping mechanism is arranged on the adjusting slide block on the other side; and a connecting body is arranged between the first clamping mechanism and the second clamping mechanism. The invention can improve the stability of bearing clamping, is convenient for separately and independently processing the groove on the outer ring and the groove on the inner ring of the bearing, has simpler and more convenient operation and improves the working efficiency.

Description

Test method for simulating different working conditions of bearing component

Technical Field

The invention relates to the technical field of machining, in particular to a test method for simulating different working conditions of a bearing component.

Background

The processing device for rapidly processing the specific defects of the metal part simulates the working condition of the metal part through the specific device, and applies interference factors such as acting force, vibration, temperature change and the like to the metal part fixed above the processing device, so that the defects of the metal part caused by the interference factors rapidly appear in a short time, and the quality, the service life, the anti-interference factor capability and the like of the metal part are analyzed through the defects generated by the interference factors.

In the long-term use process of bearing parts, the main problems are that the channel on the outer ring and the channel on the inner ring of the supporting rolling element are easily abraded, and the stable rotation of the bearing is influenced; the worn channel on the outer ring and the worn channel on the inner ring damage the rolling element for a long time, so that the bearing cannot be normally used. The traditional device for rapidly processing the defects of the channel on the outer ring and the channel on the inner ring of the bearing is insufficient in clamping stability of the bearing, and then the channel on the outer ring and the channel on the inner ring of the bearing are inconvenient to separately process, so that the operation is more complicated, the existing requirements are not met, and the processing device for rapidly processing the specific defects of the metal parts is provided.

Disclosure of Invention

The invention aims to provide a test method for simulating different working conditions of a bearing component, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a test method for simulating different working conditions of a bearing component adopts a processing device for the specific defects of the bearing component, the processing device comprises a working platform, wherein a group of adjusting motors are respectively arranged at the left side and the right side in the working platform, a transmission gear is fixedly arranged at the front end of the adjusting motor, a screw gear is arranged above the transmission gear, an adjusting screw is fixedly arranged in the middle of the screw gear in a penetrating way, adjusting sliding blocks are movably arranged on the adjusting screw, a first clamping mechanism is arranged on the adjusting sliding block on one side, the first clamping mechanism comprises a first supporting base with a semicircular groove, a first adjusting push rod is arranged inside the first supporting base, an upper pressure plate with a semicircular groove is fixedly arranged at the upper end of the first adjusting push rod, and a plurality of first hydraulic fixing rods are arranged inside the first supporting base and the upper pressure plate; a second clamping mechanism is arranged on the adjusting slide block on the other side, the second clamping mechanism comprises a second supporting base, a second adjusting push rod is arranged inside the second supporting base, an upper supporting plate is fixedly arranged at the upper end of the second adjusting push rod, a supporting disc is arranged on the upper supporting plate, and a plurality of second hydraulic fixing rods are arranged inside the supporting disc;

a connecting piece is arranged between the first clamping mechanism and the second clamping framework, an outer fixing body is arranged at one end of the connecting piece corresponding to the first clamping mechanism, the outer fixing body is connected with a driving shaft through a connector, an inner fixing body is arranged at one end of the connecting piece corresponding to the second clamping mechanism, a connecting support body is arranged between the outer fixing body and the inner fixing body, the connecting support body is alternately provided with a first magnet and a second magnet along the axial direction, the magnetism of the first magnet is opposite to that of the second magnet and is alternately arranged along the circumferential direction, and an electromagnetic mechanism is arranged below the connecting support body;

the test method comprises the following steps: when the bearing needs to rotate an inner ring and rotate an outer ring, the abrasion of the inner ring channel and the outer ring channel of the bearing is observed when the inner ring and the outer ring of the bearing need to rotate, the connection between the connector and the driving shaft is firstly disconnected, one bearing is firmly fixed on the outer fixing body, then the connector and the driving shaft are connected, after the upper pressure plate is adjusted to a proper position through the first adjusting push rod, the outer ring of the bearing is fixed by controlling the first hydraulic fixing rod to extend out, and the first clamping mechanism is used for fixing the outer ring of one bearing; the other bearing is firmly fixed in the inner fixing body, then the adjusting motor is controlled to drive the second clamping mechanism to a proper position, the supporting disc corresponds to the inner ring of the bearing, and the second hydraulic fixing mechanism is controlled to extend out and fix the inner ring of the bearing, so that the second clamping mechanism is used for fixing the inner ring of the other bearing; then, a driving motor is started to drive the connecting piece to rotate through the driving shaft, and further the outer fixing body and the inner fixing body at the two ends are driven to rotate through the connecting piece, so that the bearings at the two sides rotate synchronously; in the process of synchronous rotation of the bearings on two sides, the electromagnetic mechanism is electrified to generate magnetic force, so that the magnetic force of the electromagnetic mechanism repeatedly generates attraction and repulsion on the first magnet and the second magnet which are connected with the support body, the abrasion of the inner ring channel and the outer ring channel of the bearing on two sides is accelerated, and the bearing can simultaneously generate the corresponding conditions of abrasion of the inner ring channel and the outer ring channel of the bearing when the inner ring rotates and the outer ring does not rotate, and the conditions of abrasion of the inner ring channel and the outer ring channel of the bearing when the inner ring does not rotate and the outer ring rotates.

Preferably, the number of the first hydraulic fixing rods in the first support base is two, the number of the first hydraulic fixing rods in the upper pressing plate is two, and the first hydraulic fixing rods in the first support base correspond to the first hydraulic fixing rods in the upper pressing plate.

Preferably, the second hydraulic fixing rods are four and are uniformly distributed on the periphery of the supporting disc.

Preferably, the external fixing body is a vertebral body, and the outer surface of the external fixing body is provided with an anti-skid material.

Preferably, a conical groove is formed in the inner fixing body, and anti-skid materials are arranged on the inner surface of the groove.

Preferably, a plurality of counter weights are arranged in the connecting support body, the counter weights correspond to the first magnet and the second magnet one to one, and the weights of the counter weights are different from each other.

Preferably, a plurality of ball bearings are uniformly arranged between the outer side of the adjusting screw and the working platform, and the adjusting screw is connected with the working platform through the ball bearings.

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

1. according to the invention, the first clamping mechanism is arranged, the outer ring of the bearing is fixed through the first hydraulic fixing rod on the first clamping mechanism, and the inner ring of the bearing is driven to rotate through the driving shaft, so that the working conditions that the outer ring does not rotate and the inner ring rotates when the bearing is used are simulated, and the bearing generates corresponding defects when the bearing operates for a long time; meanwhile, the inner ring of the bearing is fixed through a second clamping mechanism and a second hydraulic fixing rod on the second clamping mechanism, and the outer ring of the bearing is driven to rotate through a connecting piece, so that the working state that the inner ring does not rotate and the outer ring rotates when the bearing is used is simulated; the first clamping mechanism and the second clamping mechanism are connected through the connecting piece, two states can be simulated for the two bearings at the same time, two working defects are generated, the bearing defect generation efficiency is improved, different defects generated under different working states of the bearings are separated, and the subsequent analysis of the defects is facilitated.

2. The invention sets an external fixed body and an internal fixed body on a connecting piece, and makes the external fixed body correspond to a first clamping mechanism, and makes the internal fixed body correspond to a second clamping mechanism, and makes the external fixed body generate a gap with a bearing inner ring on the basis that the first clamping mechanism fixes the bearing outer ring, and makes the internal fixed body generate a gap with the bearing outer ring on the basis that the second clamping mechanism fixes the bearing inner ring, and in the process that a driving shaft drives the connecting piece to rotate, an electromagnetic mechanism is electrified to generate magnetic force, the electromagnetic mechanism generates magnetic attraction force or magnetic repulsion force to a first magnet and a second magnet which are in a rotating state on the connecting piece, and further makes the rotating connecting piece continuously move upwards and downwards, and further makes the external fixed body above the electromagnetic mechanism move upwards and downwards to generate friction and impact to the inner ring of the bearing in the process that the driving bearing rotates, meanwhile, the internal fixing body above the bearing generates friction and impact on the outer ring of the bearing when the bearing rotates in an up-and-down motion process, so that the defects caused by the fact that the outer ring of the bearing is fixed and the inner ring rotates and the fixing shaft of the inner ring is loosened in the using process of the bearing are simulated, the defects caused by the fact that the inner ring of the bearing is fixed and the outer ring rotates and the fixing sleeve of the outer ring is loosened can be simulated, different defects generated under different working states of the bearing can be separated, and the subsequent analysis of the defects is facilitated.

3. The first clamping framework is provided with a plurality of first hydraulic fixing rods for fixing the outer ring of the bearing, the second clamping mechanism is provided with a plurality of second hydraulic fixing rods for fixing the inner ring of the bearing, and on the basis that the outer fixing body fixes the inner ring of the bearing, individual or all first hydraulic fixing rods are contracted to form a certain gap with the outer ring of the bearing; meanwhile, on the basis that the inner fixing body fixes the outer ring of the bearing, the individual or all second hydraulic fixing rods contract to form a certain gap with the inner ring of the bearing, in the process that the connecting piece drives the inner ring of the bearing to rotate through the outer fixing body and the inner fixing body drives the outer ring of the bearing to rotate, the electromagnetic mechanism is electrified to generate magnetic force, the electromagnetic mechanism generates magnetic attraction or magnetic repulsion to the first magnet and the second magnet which are in a rotating state and alternate with each other on the connecting piece, so that the rotating connecting piece continuously moves upwards and downwards, the bearing fixed by the outer fixing body on the first clamping mechanism is driven to move upwards and downwards, the outer ring of the bearing repeatedly collides with the first hydraulic fixing rod on the first clamping mechanism, and the defects that the inner ring of the bearing rotates in the using process and the outer ring does not rotate but is impacted by the external force can be generated; similarly, when the connecting piece continuously moves upwards and downwards, the bearing fixed by the inner fixing body on the second clamping mechanism is driven to move upwards and downwards, the inner ring of the bearing repeatedly collides with the second hydraulic fixing rod on the second clamping mechanism, so that the defects that the outer ring of the bearing rotates during the use process, the inner ring does not rotate, but the inner ring is impacted by external force can be generated; the device can lead the bearing to generate different defects under different conditions so as to analyze the defects and guide the production to avoid the corresponding defects.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic structural view of an overall sectional view of the present invention;

FIG. 3 is a schematic structural diagram of a first clamping mechanism according to the present invention;

FIG. 4 is a schematic structural view of a second clamping mechanism according to the present invention;

FIG. 5 is a schematic view of the construction of the connector of the present invention;

FIG. 6 is a schematic view of a radial cross-section of the connector of the present invention.

In the figure: 1. a working platform; 2. a first clamping mechanism; 201. a first support base; 202. a first adjusting push rod; 203. an upper pressure plate; 204. a first hydraulic fixing rod; 3. adjusting the sliding block; 4. a second clamping mechanism; 401. a second support base; 402. a second adjusting push rod; 403. an upper support plate; 404. a support disc; 405. a second hydraulic fixing rod; 5. a connecting member; 501. an outer fixing body; 502. a drive shaft; 503. an inner fixing body; 504. a groove; 505. connecting the supporting body; 506. a first magnet; 507. a second magnet; 508. a counterweight body; 6. an electromagnetic mechanism; 7. adjusting the screw rod; 8. a screw gear; 9. a transmission gear; 10. adjusting the motor; 11. and a bearing.

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.

Example 1

Referring to fig. 1 to 6, an embodiment of the present invention includes: the utility model provides a processingequipment of quick processing metal parts specific defect, includes work platform 1, and work platform 1's internally mounted has a set of accommodate motor 10, and the quantity is two, and is corresponding with first fixture 2 and second centre gripping framework 4 respectively, can be used to the motion of independent first fixture 2 of regulation and second fixture 4 respectively to realize corresponding function. A transmission gear 9 is fixedly mounted at the front end of the adjusting motor 10, a screw gear 8 is arranged above the transmission gear 9, an adjusting screw 7 is fixedly mounted in the middle of the screw gear 8 in a penetrating mode, a plurality of ball bearings are evenly arranged in the outer side of the adjusting screw 7 and the middle of the working platform 1, the adjusting screw 7 is connected with the working platform 1 through the ball bearings, and the rotating stability of the adjusting screw 7 can be improved.

The adjusting screw 7 is movably provided with an adjusting slide block 3, and the two adjusting motors 10 drive the first clamping mechanism 2 and the second clamping mechanism 4 to move through the transmission gear 9, the screw gear 8, the adjusting screw 7 and the adjusting slide block 3 respectively. A first clamping mechanism 2 is arranged on the adjusting slide block 3 on one side, and the first clamping mechanism 2 is used for clamping the bearing 11; the first clamping mechanism 2 comprises a first supporting base 201 with a semicircular groove, a first adjusting push rod 202 is arranged inside the first supporting base 201, an upper pressing plate 203 with a semicircular groove is fixedly arranged at the upper end of the first adjusting push rod 202, and on one hand, the semicircular groove of the first supporting base 201 corresponds to the semicircular groove on the upper pressing plate 203, so that the bearing 11 can be clamped conveniently; the distance between the first supporting base 201 and the upper pressing plate 203 can be adjusted through the first adjusting push rod 202 on the other side of the bearing, so that the bearing clamping requirements of different diameters can be met; a plurality of first hydraulic fixing rods 204 are arranged inside the first supporting base 201 and the upper pressing plate 203, and each first hydraulic fixing rod 204 is independently controlled and connected with an external hydraulic system, so that the first hydraulic fixing rods 204 can be independently controlled and operated according to use requirements. The number of the first hydraulic fixing rods 204 inside the first support base 201 is two, the number of the first hydraulic fixing rods 204 inside the upper press plate 203 is two, and the first hydraulic fixing rods 204 inside the first support base 201 correspond to the first hydraulic fixing rods 204 inside the upper press plate 203, so that the tightness of the first hydraulic fixing rods 204 for fixing the bearing 11 can be improved. When the first clamping mechanism 2 is used, the distance between the first support base 201 and the upper pressing plate 203 is further adjusted by adjusting the first adjusting push rod 202, the bearing 11 to be used is placed between the first support base 201 and the upper pressing plate 203, and the first hydraulic fixing rod 204 is controlled to stretch out and clamp the bearing 11, so that the fixing of the first clamping mechanism 2 to the bearing 11 is completed.

A second clamping mechanism 4 is arranged on the adjusting slide block 3 on the other side, and the second clamping mechanism 4 is used for clamping the bearing 11; the second clamping mechanism 4 comprises a second supporting base 401, a second adjusting push rod 402 is arranged inside the second supporting base 401, an upper supporting plate 403 is fixedly mounted at the upper end of the second adjusting push rod 402, and the second adjusting rod 402 is used for adjusting the height of the supporting plate 403, so that the bearing 11 on the first clamping mechanism 2 and the bearing 11 on the second clamping mechanism 4 are concentric, and the two bearings 11 can synchronously rotate. A supporting disc 404 is arranged on the upper supporting plate 403, and a plurality of second hydraulic fixing rods 405 are arranged inside the supporting disc 404; the second hydraulic fixing rods 405 are four and evenly distributed above the supporting disc 404, and when the tightness of the fixing bearing 11 is guaranteed to be improved, each second hydraulic fixing rod 405 is respectively and independently controlled and connected with an external hydraulic system, so that the second hydraulic fixing rods 405 are respectively and independently controlled and operated according to use requirements, and different functions of the second hydraulic fixing rods are achieved. When the second clamping mechanism 4 is used, the height of the upper supporting plate 403 is adjusted by adjusting the second adjusting push rod 402, so that the inner ring of the bearing 11 to be used is prevented from supporting the disc 404, and meanwhile, the second hydraulic fixing rod 405 is controlled to extend out and clamp the bearing 11, and the fixing of the bearing 11 by the second clamping mechanism 4 is completed.

A connecting piece 5 is arranged between the first clamping mechanism 2 and the second clamping mechanism 4 and is used for simultaneously driving the bearings 11 clamped on the first clamping mechanism 2 and the second clamping mechanism 4 to rotate. One end of the connecting piece 5 corresponding to the first clamping mechanism 2 is provided with an external fixing body 501, and when the external fixing body 501 is used, the external fixing body passes through the inner ring of the bearing 11 to drive the inner ring of the bearing 11 to rotate; the outer fixing body 501 is connected with the driving shaft 502 through a connector, and the outer fixing body 501 penetrating through the inner ring of the bearing 11 is connected with the driving motor through the connector and the driving shaft 502 so as to realize that the driving motor drives the connecting piece 5 to rotate; the external fixture 501 is a cone, and the external fixture 501 passes through an inner ring of the bearing 11 and is connected with the bearing 11. The position of the first clamping mechanism 2 is adjusted by the adjusting motor 10, and the bearing 11 with different diameters can be fixed on the external fixing body 501 and fixed by the first clamping mechanism 2 by matching the shape of the cone of the external fixing body 501. The outer surface of the outer fixing body 501 is provided with an anti-slip material, so that the fastening performance of the bearing 11 fixed above the outer fixing body 501 is improved; on the other hand, when the outer fixing body 501 has a certain gap with the inner ring of the bearing 11, when the connecting member 5 moves up and down to drive the rotating outer fixing body 501 to move, the outer fixing body 501 can drive the inner ring of the bearing 11 to rotate through friction force, so as to realize the corresponding function.

One end of the connecting piece 5 corresponding to the second clamping mechanism 4 is provided with an inner fixing body 503, a conical groove 504 is arranged in the inner fixing body 503, the outer ring of the bearing 11 is clamped in the groove 504 of the inner fixing body 503, on one hand, the bearing 11 to be used can be fixed in the groove 504, and on the other hand, the conical groove 504 can be used for fixing bearings 11 with different outer diameters; the inner surface of the groove 504 is provided with an anti-slip material, so that the fastening performance of the bearing 11 fixed in the groove 504 is improved; on the other hand, when the inner fixing body 504 has a certain gap with the outer ring of the bearing 11, when the connecting member 5 moves up and down to drive the rotating inner fixing body 503 to move, the inner fixing body 503 can drive the outer ring of the bearing 11 to rotate through friction force, so as to achieve the corresponding function.

A connecting support body 505 is arranged between the outer fixing body 501 and the inner fixing body 503, and the connecting support body 505 is used for connecting the bearings 11 on two sides to synchronously rotate on one hand, and on the other hand, the connecting support body 505 can be controlled to move upwards and downwards to realize different functions on the bearings 11. The connection supporting body 505 is alternately provided with a first magnet 506 and a second magnet 507 along the axial direction, the magnetism of the first magnet 506 is opposite to that of the second magnet 507, and an electromagnetic mechanism 6 is arranged below the connection supporting body 505. The electromagnetic mechanism 6 is electrified to generate magnetic force, so that the magnetic force of the electromagnetic mechanism 6 acts on the rotating first magnet 506 and the rotating second magnet 507, repeated repulsion and attraction of the magnetic force of the electromagnetic mechanism 6 on the first magnet 506 and the second magnet 507 are realized, the connection support body 505 performs upward movement and downward movement with certain amplitude, and the outer fixing body 501 and the inner fixing body 503 perform upward movement and downward movement with certain amplitude; when a certain gap exists between the external fixing body 501 and the inner ring of the bearing 11, the external fixing body 501 which rotates and moves up and down can impact the inner ring of the bearing 11, so that the inner ring of the bearing 11 is impacted; similarly, when a certain gap exists between the inner fixing body 503 and the outer ring of the bearing 11, the inner fixing body 503 which rotates and moves up and down may impact the outer ring of the bearing 11, so that the outer ring of the bearing 11 is impacted; therefore, the corresponding problems can occur when the bearing 11 is used under different working conditions. The connecting support body 505 is internally provided with a plurality of balance weights 508, the balance weights 508 correspond to the first magnet 506 and the second magnet 504 one by one, the weights of the balance weights 508 are different, and the balance weights 508 are used for adjusting the impact force of the connecting support body 505 driving the outer fixing body 501 to the inner ring of the bearing 11 and the impact force of the inner fixing body 503 to the outer ring of the bearing 11, so as to accelerate the bearing 11 to generate corresponding problems and effects. The counterweight block 508 is movably inserted and connected with the inside of the support body 505, so that on one hand, the position of the counterweight block 508 can be adjusted, and further different impact effects can be achieved; on the other hand, by replacing the weight of the balancing weight 508, different impact forces are generated on the inner ring and the outer ring of the bearing 11, and then the bearing 11 is accelerated to cause problems and defects.

When the abrasion of the inner ring channel and the outer ring channel of the bearing is observed when the inner ring and the outer ring of the bearing are required to rotate, and the abrasion of the inner ring channel and the outer ring channel of the bearing is required to be observed when the inner ring and the outer ring of the bearing are required to rotate, the connection between the connector and the driving shaft 502 is firstly disconnected, one bearing 11 is firmly fixed on the outer fixing body 501, then the connector and the driving shaft 502 are connected, after the upper pressure plate 203 is adjusted to a proper position through the first adjusting push rod 202, the outer ring of the bearing 11 is fixed by controlling the first hydraulic fixing rod 204 to extend out, and the first clamping mechanism 2 is used for fixing the outer ring of one bearing 11; and the other bearing 11 is firmly fixed in the inner fixing body 503, then the adjusting motor 10 is controlled to drive the second clamping mechanism 2 to a proper position, so that the supporting disc 404 corresponds to the inner ring of the bearing 11, and the second hydraulic fixing mechanism 405 is controlled to extend out and fix the inner ring of the bearing 11, so that the second clamping mechanism 4 is fixed on the inner ring of the other bearing 11. Then, the driving motor is started to drive the connecting piece 5 to rotate through the driving shaft 502, and then the connecting piece 5 drives the outer fixing body 501 and the inner fixing body 503 at the two ends to rotate, so that the bearings 11 at the two sides rotate synchronously. In the process of synchronous rotation of the bearings 11 on both sides, the electromagnetic mechanism 6 is electrified to generate magnetic force, so that the magnetic force of the electromagnetic mechanism 6 repeatedly generates attraction force and repulsion force on the first magnet 506 and the second magnet 507 on the connecting support body 505, abrasion of the inner ring channel and the outer ring channel of the bearings 11 on both sides is accelerated, the bearings can simultaneously generate corresponding abrasion of the inner ring channel and the outer ring channel of the bearing when the inner ring rotates and the outer ring does not rotate, and abrasion of the inner ring channel and the outer ring channel of the bearing when the inner ring does not rotate and the outer ring rotates, and guidance is provided for production.

Example 2

Referring to fig. 1 to 6, in order to make the bearings generate more corresponding problems under more working conditions and further provide multi-aspect guidance for producing the bearings, on the basis that the first clamping mechanism 2 and the second clamping mechanism 4 clamp and the connecting member 5 connect and fix two bearings in embodiment 1, the way of connecting the connecting member 5 to the bearings on two sides is changed to make the bearings moving on two sides generate different problems for guiding production.

By adjusting the adjusting motors 10 on the two sides of the first clamping mechanism, a certain gap is generated between the outer fixing body 501 and the inner ring of the bearing 11 on the basis that the first clamping mechanism 2 fixes the outer ring of the bearing 11, and the gap is controlled to be small, so that the influence on the normal rotation of the bearing 11 driven by the outer fixing body 501 is prevented; meanwhile, by adjusting the adjusting motor 10 at the side of the second clamping mechanism 4, on the basis that the second clamping mechanism 4 fixes the inner ring of the bearing 11, a gap is generated between the inner fixing body 503 and the outer ring of the bearing 11, in the process that the driving shaft 502 drives the connecting piece 5 to rotate, the electromagnetic mechanism 6 is electrified to generate magnetic force, the electromagnetic mechanism 6 generates magnetic attraction force or magnetic repulsion force on the first magnet 506 and the second magnet 507 which are in rotation state on the connecting piece 5 and alternate with each other, so that the rotating connecting piece 5 continuously moves upwards and downwards, further the outer fixing body 501 above the electromagnetic mechanism moves upwards and downwards to generate friction and impact on the inner ring of the bearing 11 in the process that the driving bearing 11 rotates, meanwhile, the inner fixing body 503 above the electromagnetic mechanism moves upwards and downwards to generate friction and impact on the outer ring of the bearing 11 in the process that the driving bearing 11 rotates, further simulating the use of the bearing 11, the defect that causes bearing 11 when the fixed axle of 11 outer rings immobility of bearing, inner circle rotation and inner circle is not hard up can simulate the defect that causes bearing 11 when the fixed axle of 11 inner rings immobility of bearing, outer circle rotation and outer lane is not hard up, can isolate the different defects that produce under the different operating condition of bearing 11, does benefit to the follow-up analysis to the defect, and then provides the guidance for production.

Example 3

Referring to fig. 1 to 6, in order to further cause the bearings to generate more corresponding problems under more working conditions and provide multi-aspect guidance for producing the bearings, on the basis that the first clamping mechanism 2 and the second clamping mechanism 4 clamp and the connecting member 5 connect and fix two bearings in embodiment 1, the way of connecting the connecting member 5 to the bearings on two sides is changed to cause the bearings moving on two sides to generate different problems for guiding production.

On the basis that the outer fixing body 501 fixes the inner ring of the bearing 11, by adjusting an external hydraulic control system, individual or all first hydraulic fixing rods 204 are contracted to form a certain gap with the outer ring of the bearing 11; meanwhile, on the basis that the inner fixing body 503 fixes the outer ring of the bearing 11, by adjusting an external hydraulic control system, a certain gap is formed between the individual or all second hydraulic fixing rods 405 and the inner ring of the bearing 11, in the process that the connecting piece 5 drives the inner ring of the bearing 11 to rotate through the outer fixing body 501 and the inner fixing body 503 drives the outer ring of the bearing 11 to rotate, the electromagnetic mechanism 6 is electrified to generate magnetic force, the electromagnetic mechanism 6 generates magnetic attraction force or magnetic repulsion force on the first magnet 506 and the second magnet 507 which are in a rotating state and alternate with each other on the connecting piece 5, so that the rotating connecting piece 5 continuously moves upwards and downwards, the bearing 11 fixed by the outer fixing body 501 on the first clamping mechanism 2 is driven to move upwards and downwards, the outer ring of the bearing 11 repeatedly collides with the first hydraulic fixing rod 204 on the first clamping mechanism 2, and the inner ring of the bearing 11 can rotate in the using process, the outer ring does not rotate but is impacted by external force to generate defects; similarly, when the connecting piece 5 continuously moves upwards and downwards, the bearing 11 fixed by the inner fixing body 503 on the second clamping mechanism 4 is driven to move upwards and downwards, the inner ring of the bearing 11 repeatedly collides with the second hydraulic fixing rod 405 on the second clamping mechanism 4, and the defects that the outer ring of the bearing 11 rotates in the using process, the inner ring does not rotate, but the inner ring is impacted by external force can be generated; the device can lead the bearing to generate different defects under different conditions so as to analyze the defects and guide the production to avoid the corresponding defects.

In conclusion, the bearing can quickly generate the defects of abrasion of the inner ring channel and the outer ring channel when the inner ring rotates, the outer ring does not rotate, the inner ring does not rotate and the outer ring rotates under different working conditions by the device; the defects caused to the bearing when the outer ring is fixed and the inner ring rotates and the fixed shaft of the inner ring is loosened and the defects caused to the bearing when the inner ring is fixed and the outer ring rotates and the fixed sleeve of the outer ring is loosened can also be generated; the defect generated when the outer ring does not rotate but is impacted by external force and the defect generated when the inner ring does not rotate but is impacted by external force can be generated, so that comprehensive analysis and guidance are provided for the production of the bearing; meanwhile, the device can also improve the time required by the bearing to generate defects and improve the working efficiency of the device by adjusting the weight and distribution of the balancing weight and the magnetic force of the electromagnetic mechanism.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A test method for simulating different working conditions of a bearing component adopts a processing device for the specific defects of the bearing component, the processing device comprises a working platform (1), and the test method is characterized in that: a group of adjusting motors (10) are respectively arranged at the left end and the right end inside the working platform (1), a transmission gear (9) is fixedly arranged at the front end of the adjusting motor (10), a screw gear (8) is arranged above the transmission gear (9), an adjusting screw (7) is fixedly arranged in the middle of the screw gear (8) in a penetrating way, the adjusting screw rods (7) are movably provided with adjusting slide blocks (3), the adjusting slide block (3) at one end is provided with a first clamping mechanism (2), the first clamping mechanism (2) comprises a first supporting base (201) with a semicircular groove, a first adjusting push rod (202) is arranged in the first supporting base (201), an upper pressure plate (203) with a semicircular groove is fixedly arranged at the upper end of the first adjusting push rod (202), a plurality of first hydraulic fixing rods (204) are arranged inside the first supporting base (201) and the upper pressure plate (203); a second clamping mechanism (4) is arranged on the adjusting slide block (3) at the other end, the second clamping mechanism (4) comprises a second supporting base (401), a second adjusting push rod (402) is arranged inside the second supporting base (401), an upper supporting plate (403) is fixedly arranged at the upper end of the second adjusting push rod (402), a supporting disc (404) is arranged on the upper supporting plate (403), and a plurality of second hydraulic fixing rods (405) are arranged inside the supporting disc (404);

a connecting piece (5) is arranged between the first clamping mechanism (2) and the second clamping mechanism (4), an outer fixing body (501) is arranged at one end of the connecting piece (5) corresponding to the first clamping mechanism (2), the outer fixing body (501) is connected with a driving shaft (502) through a connector, an inner fixing body (503) is arranged at one end of the connecting piece (5) corresponding to the second clamping mechanism (4), a connecting support body (505) is arranged between the outer fixing body (501) and the inner fixing body (503), a first magnet (506) and a second magnet (507) are axially arranged on the connecting support body (505), the magnetism of the first magnet (506) is opposite to that of the second magnet (507), the first magnet and the second magnet are alternately arranged along the circumferential direction, and an electromagnetic mechanism (6) is arranged below the connecting support body (505);

the test method comprises the following steps: when the bearing needs to rotate an inner ring and the outer ring needs to be rotated, the abrasion of the inner ring channel and the outer ring channel of the bearing is observed, the abrasion of the inner ring channel and the outer ring channel of the bearing needs to be observed when the inner ring and the outer ring of the bearing rotate, the connector and the driving shaft (502) are disconnected firstly, one bearing (11) is firmly fixed on an outer fixing body (501), then the connector and the driving shaft (502) are connected, after an upper pressure plate (203) is adjusted to a proper position through a first adjusting push rod (202), the outer ring of the bearing (11) is fixed by controlling a first hydraulic fixing rod (204) to extend out, and the first clamping mechanism (2) is used for fixing the outer ring of one bearing (11); firmly fixing the other bearing (11) in the inner fixing body (503), then controlling the adjusting motor (10) to drive the second clamping mechanism (2) to a proper position, enabling the supporting disc (404) to correspond to the inner ring of the bearing (11), and controlling the second hydraulic fixing mechanism (405) to extend out and fix the inner ring of the bearing (11) to complete the fixation of the second clamping mechanism (4) to the inner ring of the other bearing (11); then, a driving motor is started to drive the connecting piece (5) to rotate through the driving shaft (502), and then the connecting piece (5) drives the outer fixing body (501) and the inner fixing body (503) at the two ends to rotate, so that the bearings (11) at the two sides rotate synchronously; in the process of synchronous rotation of the bearings (11) at two sides, the electromagnetic mechanism (6) is electrified to generate magnetic force, so that the magnetic force of the electromagnetic mechanism (6) repeatedly generates attraction and repulsion on the first magnet (506) and the second magnet (507) connected with the support body (505), the abrasion of the inner ring channel and the outer ring channel of the bearings (11) at two sides is accelerated, and the abrasion of the inner ring channel and the outer ring channel of the bearing when the inner ring rotates and the outer ring does not rotate and the abrasion of the inner ring channel and the outer ring channel of the bearing when the inner ring does not rotate and the outer ring rotates can be generated simultaneously.

2. The test method for simulating different working conditions of a bearing component according to claim 1, wherein the test method comprises the following steps: the number of the first hydraulic fixing rods (204) in the first supporting base (201) is two, the number of the first hydraulic fixing rods (204) in the upper pressing plate (203) is two, and the first hydraulic fixing rods (204) in the first supporting base (201) correspond to the first hydraulic fixing rods (204) in the upper pressing plate (203).

3. The test method for simulating different working conditions of a bearing component according to claim 1, wherein the test method comprises the following steps: the second hydraulic fixing rods (405) are four and are uniformly distributed on the periphery of the supporting disc (404).

4. The test method for simulating different working conditions of a bearing component according to claim 1, wherein the test method comprises the following steps: the external fixing body (501) is a vertebral body, and anti-skid materials are arranged on the outer surface of the external fixing body (501).

5. The test method for simulating different working conditions of a bearing component according to claim 1, wherein the test method comprises the following steps: a conical groove (504) is formed in the inner fixing body (503), and anti-skid materials are arranged on the inner surface of the groove (504).

6. The test method for simulating different working conditions of a bearing component according to claim 1, wherein the test method comprises the following steps: a plurality of counter weights (508) are arranged in the connecting support body (505), the counter weights (508) correspond to the first magnet (506) and the second magnet (504) one by one, and the weights of the counter weights (508) are different.

7. The test method for simulating different working conditions of a bearing component according to claim 1, wherein the test method comprises the following steps: the adjusting mechanism is characterized in that a plurality of ball bearings are uniformly arranged between the outer side of the adjusting screw rod (7) and the working platform (1), and the adjusting screw rod (7) is connected with the working platform (1) through the ball bearings.