CN217384702U

CN217384702U - Testing machine for high-speed bearing

Info

Publication number: CN217384702U
Application number: CN202220945292.6U
Authority: CN
Inventors: 龚荣伟
Original assignee: Zhejiang Dacheng Precision Machinery Co ltd
Current assignee: Zhejiang Dacheng Precision Machinery Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-09-06
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses a high-speed testing machine for bearing, include support, platform, support frame and be used for carrying out the fixed subassembly fixed to the bearing, platform and support fixed connection, support frame and platform fixed connection, fixedly connected with temperature sensor on the platform still includes: the rotating mechanism is connected with the supporting frame and comprises an arc-shaped push plate A, a screw rod A, a power assembly, a driving assembly, a limiting assembly and a pushing assembly, and the utility model belongs to the technical field of testing devices; the utility model provides an adjusting part can drive lead screw A in vertical direction carries out linear motion and pushes away arc push pedal A to the bearing inner circle, and drive assembly carries out vertical ascending linear motion's mode drive along lead screw A and promotes subassembly promotion arc push pedal A and carry out linear motion at the horizontal direction, and spacing subassembly makes arc push pedal A support to press fixedly to the bearing through prescribing drive assembly the mode on lead screw A.

Description

Testing machine for high-speed bearing

Technical Field

The utility model belongs to the technical field of testing arrangement, especially, relate to a high-speed testing machine for bearing.

Background

With the rapid development of the technology, the product in the market is updated and replaced more and more quickly, the requirement on a high-speed motor is higher and higher, and a motor client requires a bearing manufacturer to provide actual wear data of the corresponding product under the working condition of the corresponding motor in the development stage and the batch production stage of the product.

The existing bearing test platforms are all manufactured into standard samples, tests are carried out under specific test conditions, and test data can provide references.

The existing bearing experiment machine can not quickly and effectively fix and limit the bearings with different specifications, and the bearings are easy to fall off during experiments.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a high-speed testing machine for bearing has solved above-mentioned problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a high-speed testing machine for bearing, includes support, platform, support frame and is used for carrying out the fixed subassembly fixed to the bearing, platform and support fixed connection, support frame and platform fixed connection, fixedly connected with temperature sensor on the platform still includes:

slewing mechanism is connected with the support frame for the drive bearing carries out the ascending rotary motion of vertical side, slewing mechanism includes arc push pedal A, lead screw A, power component, drive assembly, spacing subassembly and promotion subassembly, lead screw A passes through adjusting part and is connected with the promotion subassembly, arc push pedal A is connected with the promotion subassembly.

On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:

the further technical scheme is as follows: the power assembly comprises a motor and a screw rod B, the screw rod B is fixedly connected with the motor, the motor is fixedly connected with the support frame, and the screw rod B is in transmission connection with the screw rod A through an adjusting assembly.

The further technical scheme is as follows: the pushing assembly comprises a push rod, a sliding block and a placing frame, the push rod is fixedly connected with the sliding block, the sliding block is in sliding fit with the placing frame, the placing frame is rotatably connected with the lead screw A, the push rod is fixedly connected with the arc-shaped push plate A, and the push rod is connected with the driving assembly.

The further technical scheme is as follows: the driving assembly comprises a connecting rod and a sleeve, the sleeve is rotatably connected with the connecting rod, the connecting rod is connected with the pushing assembly, and the sleeve is in sliding fit with the screw rod A.

The further technical scheme is as follows: spacing subassembly includes nut A, buffer spacer and nut B, nut A and nut B are located the sleeve both sides and all with lead screw A threaded connection, two buffer spacer is located respectively between sleeve and nut B and nut A and the sleeve.

The further technical scheme is as follows: the adjusting assembly comprises a bolt and a screw cylinder, the bolt is in threaded connection with the screw cylinder, and the screw cylinder is in threaded connection with the screw rod B and the screw rod A respectively.

The further technical scheme is as follows: the fixing assembly comprises a linear moving part and an arc-shaped push plate B, the linear moving part is fixedly connected with the arc-shaped push plate B, and the linear moving part is fixedly connected with the platform.

The further technical scheme is as follows: and a pressure sensor is embedded in the arc push plate B.

Advantageous effects

The utility model provides a high-speed testing machine for bearing. Compared with the prior art, the method has the following beneficial effects:

1. the fixing assembly fixes the bearing on the platform, the adjusting assembly drives the screw rod A to perform linear motion in the vertical direction to push the arc-shaped push plate A into the bearing inner ring, the driving assembly drives the pushing assembly to push the arc-shaped push plate A to perform linear motion in the horizontal direction in a mode of performing linear motion in the vertical direction along the screw rod A, the limiting assembly prompts the arc-shaped push plate A to perform abutting fixation on the bearing in a mode of limiting the driving assembly on the screw rod A, the power assembly synchronously drives the screw rod A to perform rotary motion in the vertical direction through the adjusting assembly, the screw rod A further drives the bearing to perform rotary motion in the vertical direction through the arc-shaped push plate A and a mode of detecting the temperature of the bearing by using a temperature sensor is realized, and the technical effect of testing the high-speed rotary temperature change of the bearing is realized;

2. the sleeve in the adjusting assembly carries out the ascending linear motion of vertical side along lead screw A, and the sleeve promotes the mode that the push rod carries out the ascending linear motion of horizontal direction along the rack through the connecting rod, realizes promoting arc push pedal A and carries out the technological effect of the ascending linear motion of horizontal direction.

Drawings

Fig. 1 is a schematic diagram of the distribution of the components of the present invention.

Fig. 2 is a schematic structural diagram of the rotating mechanism of the present invention.

Fig. 3 is a schematic structural diagram of the pushing assembly 3 of the present invention.

Fig. 4 is a schematic structural view of the fixing assembly of the present invention.

Notations for reference numerals: 1. a support; 2. a platform; 3. a pushing assembly; 4. a drive assembly; 5. a limiting component; 6. an adjustment assembly; 7. a power assembly; 8. a support frame; 9. an arc-shaped push plate A; 10. a push rod; 11. a slider; 12. placing a rack; 13. a connecting rod; 14. a screw mandrel A; 15. a nut A; 16. a cushion pad; 17. a sleeve; 18. a nut B; 19. a bolt; 20. a screw cylinder; 21. a linear motion member; 22. an arc-shaped push plate B; 23. a temperature sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided to illustrate specific embodiments of the present invention.

Please refer to fig. 1-3, for an embodiment of the present invention provides a high-speed bearing testing machine, including support 1, platform 2, support frame 8 and being used for fixing the bearing the fixed subassembly, platform 2 and support 1 fixed connection, support frame 8 and platform 2 fixed connection, fixedly connected with temperature sensor 23 on platform 2, still include:

the rotating mechanism is connected with the supporting frame 8 and used for driving the bearing to rotate in the vertical direction, the rotating mechanism comprises an arc-shaped push plate A9, a screw rod A14, a power assembly 7, a driving assembly 4, a limiting assembly 5 and a pushing assembly 3, the screw rod A14 is connected with the pushing assembly 3 through an adjusting assembly 6, and the arc-shaped push plate A9 is connected with the pushing assembly 3.

Preferably, the power assembly 7 includes a motor (not shown) and a lead screw B (not shown), the lead screw B is fixedly connected with the motor, the motor is fixedly connected with the support frame 8, and the lead screw B is in transmission connection with the lead screw a14 through the adjusting assembly 6. The purpose of this kind of setting is that utilize motor drive lead screw B to carry out the rotary motion in the vertical direction, lead screw B drives lead screw A14 through adjusting part 6 and carries out the rotary motion in the vertical direction.

Preferably, the pushing assembly 3 comprises a push rod 10, a slider 11 and a placing frame 12, the push rod 10 is fixedly connected with the slider 11, the slider 11 is in sliding fit with the placing frame 12, the placing frame 12 is rotatably connected with a lead screw A14, the push rod 10 is fixedly connected with an arc-shaped push plate A9, and the push rod 10 is connected with the driving assembly 4. The purpose of this kind of setting is that, utilize drive assembly 4 to promote push rod 10 along rack 12 and carry out the linear motion in the horizontal direction, push rod 10 further realizes the fixed of bearing through the mode of pushing arc push pedal A9 and pressing the bearing.

Preferably, the driving assembly 4 comprises a connecting rod 13 and a sleeve 17, the sleeve 17 is rotatably connected with the connecting rod 13, the connecting rod 13 is rotatably connected with the push rod 10, and the sleeve 17 is in sliding fit with the screw rod a 14. The sleeve 17 performs a linear motion in the vertical direction along the screw rod a14, and the sleeve 17 pushes the push rod 10 to perform a linear motion in the horizontal direction along the placing rack 12 through the connecting rod 13, so as to achieve the technical effect of pushing the arc push plate a9 to perform a linear motion in the horizontal direction.

Preferably, the position-limiting assembly 5 includes a nut a15, a cushion 16 and a nut B18, the nut a15 and the nut B18 are located at two sides of the sleeve 17 and are both connected with the screw a14 by screw threads, and the two cushion 16 are respectively located between the sleeve 17 and the nut B18 and between the nut a15 and the sleeve 17. The purpose of this arrangement is to limit and fix the sleeve 17 by the nut a15 and the nut B18 screwed to the screw a14, and the cushion washer 16 can protect and cushion the sleeve 17.

Preferably, the adjusting assembly 6 comprises a bolt 19 and a barrel 20, the bolt 19 is in threaded connection with the barrel 20, and the barrel 20 is in threaded connection with the lead screw B and the lead screw a14 respectively. The user drives the screw rod B and the screw rod A14 to move in the linear motion with opposite directions in the vertical direction through the rotary screw barrel 20, and meanwhile, the two bolts 19 fix the screw rod B and the screw rod A14 through abutting against the screw rod B and the screw rod A14, so that the technical effect of linear adjustment in the vertical direction of the pushing assembly 3 is achieved.

The embodiment of the utility model provides an in, fixed subassembly is fixed the bearing on platform 2, adjusting part 6 drive lead screw A14 carries out linear motion on vertical direction and pushes away arc push pedal A9 to the bearing inner circle in, drive assembly 4 carries out the ascending linear motion's of vertical side mode along lead screw A14, drive promotion subassembly 3 promotes arc push pedal A9 and carries out linear motion in the horizontal direction, spacing subassembly 5 is through prescribing drive assembly 4 the mode on lead screw A14, it is fixed to make arc push pedal A9 support the pressure to the bearing, power component 7 drives lead screw A14 through adjusting part 6 synchronization and carries out the ascending rotary motion of vertical side, lead screw A14 further drives the bearing through arc push pedal A9 and carries out vertical reverse upward rotary motion and utilizes temperature sensor 23 to realize the mode that detects bearing temperature, the realization carries out the technological effect of the test of high-speed rotation temperature change to the bearing.

Referring to fig. 1 and 4, as an embodiment of the present invention, the fixing assembly includes a linear moving member 21 and an arc-shaped pushing plate B22, the linear moving member 21 is fixedly connected to the arc-shaped pushing plate B22, and the linear moving member 21 is fixedly connected to the platform 2.

Preferably, the linear motion member 21 is any one of an electric telescopic rod, an air cylinder and a hydraulic cylinder.

Preferably, a pressure sensor (not shown) is embedded in the arc-shaped push plate B22. The purpose of this kind of setting is, utilize pressure sensor test arc push pedal B22 to support the pressure of pressing the bearing, prevent that the arc push pedal B22 from causing the damage because of the pressure is too big when conflicting the bearing.

In the embodiment of the present invention, the linear moving member 21 is used to push the arc push plate B22 to rotate in the horizontal direction, and the arc push plate B22 is pressed against the bearing to fix the bearings of different specifications.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-speed testing machine for bearing, includes support (1), platform (2), support frame (8) and is used for carrying out the fixed subassembly fixed to the bearing, platform (2) and support (1) fixed connection, support frame (8) and platform (2) fixed connection, fixedly connected with temperature sensor (23) on platform (2), its characterized in that still includes:

slewing mechanism is connected with support frame (8) for the drive bearing carries out the ascending rotary motion of vertical side, slewing mechanism includes arc push pedal A (9), lead screw A (14), power component (7), drive assembly (4), spacing subassembly (5) and promotion subassembly (3), lead screw A (14) are connected with promotion subassembly (3) through adjusting part (6), arc push pedal A (9) are connected with promotion subassembly (3).

2. The testing machine for the high-speed bearing is characterized in that the power assembly (7) comprises a motor and a screw rod B, the screw rod B is fixedly connected with the motor, the motor is fixedly connected with the supporting frame (8), and the screw rod B is in transmission connection with a screw rod A (14) through an adjusting assembly (6).

3. The testing machine for the high-speed bearing according to claim 1, wherein the pushing assembly (3) comprises a push rod (10), a sliding block (11) and a placing frame (12), the push rod (10) is fixedly connected with the sliding block (11), the sliding block (11) is in sliding fit with the placing frame (12), the placing frame (12) is rotatably connected with a screw rod A (14), the push rod (10) is fixedly connected with an arc-shaped push plate A (9), and the push rod (10) is connected with the driving assembly (4).

4. The testing machine for the high-speed bearing is characterized in that the driving assembly (4) comprises a connecting rod (13) and a sleeve (17), the sleeve (17) is rotatably connected with the connecting rod (13), the connecting rod (13) is connected with the pushing assembly (4), and the sleeve (17) is in sliding fit with the screw rod A (14).

5. The testing machine for the high-speed bearing is characterized in that the limiting assembly (5) comprises a nut A (15), a buffer gasket (16) and a nut B (18), the nut A (15) and the nut B (18) are positioned on two sides of a sleeve (17) and are in threaded connection with a screw rod A (14), and the two buffer gaskets (16) are respectively positioned between the sleeve (17) and the nut B (18) and between the nut A (15) and the sleeve (17).

6. The testing machine for the high-speed bearing according to claim 2, wherein the adjusting component (6) comprises a bolt (19) and a screw cylinder (20), the bolt (19) is in threaded connection with the screw cylinder (20), and the screw cylinder (20) is in threaded connection with the screw rod B and the screw rod A (14) respectively.

7. The testing machine for the high-speed bearing according to claim 1, wherein the fixing component comprises a linear moving part (21) and an arc-shaped push plate B (22), the linear moving part (21) is fixedly connected with the arc-shaped push plate B (22), and the linear moving part (21) is fixedly connected with the platform (2).

8. The testing machine for the high-speed bearing according to claim 7, wherein a pressure sensor is embedded in the arc-shaped push plate B (22).