CN117030254A - Wind power main shaft bearing testing machine and testing method thereof - Google Patents
Wind power main shaft bearing testing machine and testing method thereof Download PDFInfo
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- CN117030254A CN117030254A CN202311012186.8A CN202311012186A CN117030254A CN 117030254 A CN117030254 A CN 117030254A CN 202311012186 A CN202311012186 A CN 202311012186A CN 117030254 A CN117030254 A CN 117030254A
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- 238000012360 testing method Methods 0.000 title claims abstract description 97
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 21
- 238000003825 pressing Methods 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 8
- 238000010998 test method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 8
- 230000000694 effects Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010420 art technique Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Classifications
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model relates to the technical field of bearing tests, in particular to a wind power main shaft bearing testing machine and a testing method thereof. The wind power main shaft bearing rotation test device comprises a connecting support working underframe, wherein a bearing connecting rotation test assembly is arranged on the surface of the connecting support working underframe, the bearing connecting rotation test assembly is used for carrying out a pressure test on the rotation of a wind power main shaft bearing, a bearing clamping pressure assembly is arranged on the surface of the connecting support working underframe, and the bearing clamping pressure assembly is used for clamping the wind power main shaft bearing and carrying out rotation pressure on the rotation corner of the wind power main shaft bearing; through bearing clamping pressure subassembly and bearing rotation side position pressurization stabilizing assembly pass through bearing diversified pressure test, the wind-force of more truly simulating the bearing in actual operation is from all around to bearing pressure, avoids the test to only exert pressure on one side to can not accurately simulate moreover and become the oar bearing and receive the pressure under the wind load effect when normal operation rotates.
Description
Technical Field
The utility model relates to the technical field of bearing tests, in particular to a wind power main shaft bearing testing machine and a testing method thereof.
Background
At present, the development of the wind power market is rapid, and the wind power main shaft bearing is an indispensable product in the wind power market. Before the wind power main shaft bearing leaves the factory, customers have strict technical requirements on various indexes of products, and the requirements are that for bearing products with different types and different specifications, various hard indexes are as follows: axial and radial loading, automatic temperature measurement, vibration measurement, speed measurement, variable speed, variable load, forward and reverse rotation and other parameters have clear requirements.
For bearing testers, there are many prior art techniques, such as:
chinese patent publication No. CN201903447U discloses a wind power spindle bearing testing machine, which relates to the field of bearing product performance detection, and the testing machine comprises a radial cylinder loading part, an upper box part, a workpiece shaft part, a lower box part, an axial cylinder loading part and a speed reducer belt transmission part, wherein an axial cylinder loading force Fa directly acts on an axial gland (force transmission), a bearing sheath, a tool gland, a pressing plate and a testing bearing outer ring end face. When Fa acts on the end face of the outer ring of the test bearing, the radial oil cylinder starts to work, radial loading force Fr directly acts on the upper surface of the radial sheath, and the radial loading force Fr directly acts on the test bearing in an indirect force transmission mode. The utility model can realize the detection of multiple types and specifications of products; the axial and radial loading can be realized, and the reliability of the product is ensured; compact structure, small occupied space, convenient maintenance and beautiful appearance.
Therefore, when the variable pitch bearing leaves the factory, the rigidity of the variable pitch bearing needs to be tested, the wind power variable pitch bearing testing machine is adopted in the prior art, when the conventional testing machine tests the variable pitch bearing in batches, the fixed pressure is applied to the surface of the variable pitch bearing in a static state, then the deformation degree is measured on the surface of the variable pitch bearing, if the deformation degree is smaller than a normal deformation threshold value interval, the rigidity of the variable pitch bearing is proved to be qualified, but in the actual running of the bearing, wind power presses the bearing from all directions, the test only presses one aspect, and the pressure of the variable pitch bearing under the action of wind load can not be accurately simulated when the variable pitch bearing rotates in normal operation, meanwhile, when the bearing is tested, the unqualified bearing possibly vibrates to cause the offset testing machine, the testing machine and the bearing collide, and the testing machine is damaged.
In view of the above, the utility model provides a wind power main shaft bearing testing machine and a testing method thereof.
Disclosure of Invention
The utility model aims to provide a wind power main shaft bearing testing machine and a testing method thereof, which are used for solving the problems in the background technology.
In order to achieve the above object, one of the purposes of the present utility model is to provide a wind power spindle bearing testing machine, which comprises a connection support working chassis, wherein the surface of the connection support working chassis is provided with a bearing connection rotation testing component, the bearing connection rotation testing component is used for carrying out a pressure test on the rotation of a wind power spindle bearing, the surface of the connection support working chassis is provided with a bearing clamping pressure component, the bearing clamping pressure component is used for clamping the wind power spindle bearing and carrying out a rotation pressure on the rotation corner of the wind power spindle bearing, the surface of the connection support working chassis is provided with a bearing rotation side direction pressure stabilizing component, the bearing rotation side direction pressure stabilizing component is used for carrying out a pressure test on the cross section of the wind power spindle bearing in the rotation process, meanwhile, the bearing connection pressure component is assisted by elastic force to clamp the wind power spindle bearing, the deviation of the wind power spindle bearing is corrected, and the bearing connection rotation side direction pressure stabilizing component drives the bearing connection rotation testing component to move, so that the bearing connection rotation testing component transversely moves to contact the wind power spindle bearing to carry out the test.
As a further improvement of the technical scheme, the bearing connection rotation test assembly comprises a working frame, the working frame is installed on the surface of a connection support working underframe, a first threaded rod is connected with the working frame in a rotation mode, and a first motor used for driving the first threaded rod to rotate is installed on the surface of the working frame.
As a further improvement of the technical scheme, the first threaded rod is in threaded connection with the connecting frame, the second threaded rod is connected to the inside rotation of the connecting frame, the second motor for driving the second threaded rod to rotate is arranged on the surface of the connecting frame, and the moving block is in threaded connection with the surface of the second threaded rod.
As a further improvement of the technical scheme, the movable block is in sliding connection with the connecting frame and used for limiting the moving path of the movable block, and a rotation test motor is arranged on the surface of the movable block.
As a further improvement of the technical scheme, the bearing clamping and pressing assembly comprises a fixing frame, the fixing frame is arranged on the surface of the connecting and supporting working underframe, first clamping frames are arranged on the left side and the right side of the fixing frame, and a hydraulic cylinder for driving the first clamping frames to transversely move is arranged on the surface of the fixing frame.
As a further improvement of the technical scheme, the surface of the fixing frame is provided with a second clamping frame, the surface of the first clamping frame is provided with a screw, the second clamping frame and the first clamping frame are fixedly connected through the screw, and the surfaces of the first clamping frame and the second clamping frame are both rotationally connected with a rotating roller.
As a further improvement of the technical scheme, the surfaces of the first clamping frame and the second clamping frame are respectively provided with a pressure applicator for applying pressure to the wind power main shaft bearing.
As the further improvement of this technical scheme, bearing rotation side position pressurization stabilizing element includes the third threaded rod, third threaded rod and connection support work chassis rotate to be connected, connection support work chassis surface mounting has the third motor that is used for driving the rotation of third threaded rod, third threaded rod surface threaded connection has two auxiliary frames, two the inside thread groove opposite direction of auxiliary frame is moved when the rotation of third threaded rod two auxiliary frames opposite directions.
As a further improvement of the technical scheme, the rotating frame is connected to the inside rotation of the auxiliary frame, an elastic piece is arranged in the rotating frame, the other end of the elastic piece is connected with an elastic block, the rotating wheel is connected to the inside rotation of the auxiliary frame, and a fourth motor for driving the rotating wheel to rotate is arranged on the surface of the auxiliary frame.
The second object of the utility model is to provide a test method for a wind power main shaft bearing tester, which comprises the following steps:
s1, clamping a wind power main shaft bearing through a bearing clamping and pressing assembly, and then connecting the bearing with a rotation test assembly to drive the wind power main shaft bearing to carry out a rotation axial test;
s2, simultaneously carrying out a pressure test on the periphery of the wind power main shaft bearing through the bearing clamping pressure component and the bearing rotation side direction pressure stabilizing component, and simulating actual wind power pressure.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the wind power main shaft bearing testing machine and the testing method thereof, the bearing is connected with the rotation testing component and the bearing clamping pressing component to apply fixed pressure to the surface of the variable-pitch bearing in a static state, then the deformation degree of the surface of the variable-pitch bearing is measured, if the deformation degree is smaller than a normal deformation threshold value interval, the rigidity of the variable-pitch bearing is proved to be qualified, the rotation of the bearing is controlled, the pressing is performed when the bearing rotates, and the testing quality is improved.
2. According to the wind power main shaft bearing testing machine and the testing method thereof, the bearing clamping pressing assembly and the bearing rotation side direction pressing stabilizing assembly are used for pressing the bearing in multiple directions through the bearing multi-direction pressing test, so that wind power in the actual running process of the bearing is simulated more truly, the bearing is pressed from all directions, the test is avoided, the bearing is pressed only on one side, the pressure of the variable pitch bearing under the action of wind load during normal operation rotation cannot be simulated accurately, meanwhile, the bearing rotation side direction pressing stabilizing assembly is used for assisting the bearing during the bearing test, the phenomenon that the offset testing machine is caused by vibration of an unqualified bearing is avoided, and the testing machine and the bearing are prevented from being impacted to damage.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a first threaded rod according to the present utility model;
FIG. 3 is a schematic view of a connector structure according to the present utility model;
FIG. 4 is a schematic diagram of a fourth motor according to the present utility model;
FIG. 5 is a schematic view of the structure of FIG. 4A according to the present utility model;
fig. 6 is a schematic view of a second clamping frame according to the present utility model.
The meaning of each reference sign in the figure is:
11. a work underframe is connected and supported;
20. the bearing is connected with the rotation test assembly; 21. a work frame; 22. a first threaded rod; 23. a first motor; 24. a connecting frame; 25. a second threaded rod; 26. a second motor; 27. a moving block; 28. rotating the test motor;
30. the bearing clamps the pressing component; 31. a fixing frame; 32. a first clamping frame; 33. a second clamping frame; 34. a screw; 35. a pressure applicator; 36. a rotating roller; 37. a hydraulic cylinder;
40. bearing rotation side direction pressurization stabilizing assembly; 41. a third threaded rod; 42. a third motor; 43. an auxiliary frame; 44. a rotating frame; 45. an elastic member; 46. an elastic block; 47. a rotating wheel; 48. and a fourth motor.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1
Referring to fig. 1-6, an objective of the present embodiment is to provide a wind power spindle bearing testing machine, which includes a connection support working chassis 11, a bearing connection rotation testing component 20 is disposed on a surface of the connection support working chassis 11, the bearing connection rotation testing component 20 is used for performing a pressure test on a wind power spindle bearing rotation, a bearing clamping pressure component 30 is disposed on a surface of the connection support working chassis 11, the bearing clamping pressure component 30 is used for clamping the wind power spindle bearing and performing a rotation pressure on a rotation corner of the wind power spindle bearing, a bearing rotation side direction pressure stabilizing component 40 is disposed on a surface of the connection support working chassis 11, the bearing rotation side direction pressure stabilizing component 40 is used for performing a pressure test on a cross section of the wind power spindle bearing in a rotation process, and meanwhile, the bearing rotation side direction pressure stabilizing component 40 assists the wind power spindle bearing to clamp on a surface of the bearing clamping pressure component 30 through an elastic force, so as to correct a wind power spindle bearing offset, and the bearing connection rotation testing component 20 is driven by the bearing connection rotation testing component 40 to move, so that the bearing connection rotation testing component 20 moves laterally to contact the wind power spindle bearing for testing.
The improvement of the embodiment is that: applying fixed pressure to the surface of the variable-pitch bearing in a static state through the bearing connection rotation test assembly 20 and the bearing clamping pressure application assembly 30, then measuring the deformation degree of the surface of the variable-pitch bearing, and if the deformation degree is smaller than a normal deformation threshold interval, proving that the rigidity of the variable-pitch bearing is qualified, controlling the rotation of the bearing and applying pressure to the bearing during rotation;
according to the wind power main shaft bearing testing machine and the testing method thereof, the bearing clamping pressing assembly 30 and the bearing rotation side direction pressing stabilizing assembly 40 are used for performing multi-direction pressing tests on the bearing, so that wind power in the actual running process of the bearing is simulated more truly, the bearing is pressed from all directions, the test is avoided, the pressure on one aspect is only pressed, the pressure of the variable pitch bearing under the action of wind load during normal operation rotation cannot be simulated accurately, meanwhile, the bearing rotation side direction pressing stabilizing assembly 40 is used for assisting the bearing during the bearing test, and the phenomenon that the offset testing machine is caused by vibration of an unqualified bearing is avoided, and the impact between the testing machine and the bearing is caused.
The bearing connection rotation test assembly 20 comprises a working frame 21, wherein the working frame 21 is arranged on the surface of a connection support working underframe 11, a first threaded rod 22 is rotatably connected inside the working frame 21, a first motor 23 for driving the first threaded rod 22 to rotate is arranged on the surface of the working frame 21, a connecting frame 24 is in threaded connection with the surface of the first threaded rod 22, a second threaded rod 25 is rotatably connected inside the connecting frame 24, a second motor 26 for driving the second threaded rod 25 to rotate is arranged on the surface of the connecting frame 24, and a moving block 27 is in threaded connection with the surface of the second threaded rod 25;
the movable block 27 is slidably connected with the connecting frame 24 and is used for limiting a moving path of the movable block 27, a rotation test motor 28 is arranged on the surface of the movable block 27, the bearing clamping and pressing assembly 30 comprises a fixing frame 31, the fixing frame 31 is arranged on the surface of the connecting support working underframe 11, first clamping frames 32 are arranged on the left side and the right side of the fixing frame 31, and a hydraulic cylinder 37 used for driving the first clamping frames 32 to transversely move is arranged on the surface of the fixing frame 31;
the surface of the fixed frame 31 is provided with a second clamping frame 33, the surface of the first clamping frame 32 is provided with a screw 34, the second clamping frame 33 and the first clamping frame 32 are fixedly connected through the screw 34, the surfaces of the first clamping frame 32 and the second clamping frame 33 are respectively and rotatably connected with a rotating roller 36, and the surfaces of the first clamping frame 32 and the second clamping frame 33 are respectively provided with a pressure applicator 35 for applying pressure to a wind power main shaft bearing;
the bearing rotation side direction pressurization stabilizing assembly 40 comprises a third threaded rod 41, the third threaded rod 41 is rotationally connected with the connection support working underframe 11, a third motor 42 used for driving the third threaded rod 41 to rotate is installed on the surface of the connection support working underframe 11, two auxiliary frames 43 are in threaded connection with the surface of the third threaded rod 41, the directions of internal thread grooves of the two auxiliary frames 43 are opposite, when the third threaded rod 41 rotates, the two auxiliary frames 43 move in opposite directions, a rotating frame 44 is rotationally connected inside the auxiliary frames 43, an elastic piece 45 is installed inside the rotating frame 44, an elastic piece 46 is connected to the other end of the elastic piece 45, a rotating wheel 47 is rotationally connected inside the auxiliary frames 43, and a fourth motor 48 used for driving the rotating wheel 47 to rotate is installed on the surface of the auxiliary frames 43.
The second purpose of the embodiment is to provide a test method for a wind power main shaft bearing tester, which comprises the following method steps:
s1, clamping a wind power main shaft bearing through a bearing clamping and pressing assembly 30, and then driving the wind power main shaft bearing to carry out a rotation axial test by a bearing connection rotation test assembly 20;
s2, simultaneously carrying out a pressure test on the periphery of the wind power main shaft bearing through the bearing clamping pressure application assembly 30 and the bearing rotation side direction pressure application stabilizing assembly 40, and simulating actual wind power pressure.
To sum up, the working principle of the scheme is as follows: when a wind power main shaft bearing is required to be tested, firstly, the wind power main shaft bearing is placed on the surface of the second clamping frame 33, then the hydraulic cylinder 37 is started to work, the hydraulic cylinder 37 works to drive the first clamping frame 32 to move, the first clamping frame 32 moves to be attached to the second clamping frame 33, and then the first clamping frame 32 is connected with the second clamping frame 33 through the auxiliary frame 43, so that the wind power main shaft bearing is clamped;
then, the third motor 42 is started to work, the third motor 42 works to drive the third threaded rod 41 to rotate, the third motor 42 rotates to enable the auxiliary frame 43 to move, the elastic piece 45 generates elastic force to push the elastic piece 46 to contact with the wind power main shaft bearing in the moving process of the auxiliary frame 43, then the fourth motor 48 is started to work, the fourth motor 48 works to drive the rotating wheel 47 to rotate, the rotating wheel 47 rotates to drive the rotating frame 44 to rotate, the rotating frame 44 rotates to enable the position of the elastic piece 46 contacting with the wind power main shaft bearing to change, and accordingly pressure is applied to different places of the wind power main shaft bearing;
then the first motor 23 is started to work, the first motor 23 works to drive the first threaded rod 22 to rotate, the first threaded rod 22 rotates to enable the connecting frame 24 to move, the connecting frame 24 moves to push the moving block 27 to move, the moving block 27 moves to drive the rotating test motor 28 to move, the rotating test motor 28 is movably installed into the wind power main shaft bearing, then the rotating test motor 28 is started to work, the rotating test motor 28 works to drive the wind power main shaft bearing to rotate, then the pressure applicator 35 is started to work, and the pressure applicator 35 works to apply pressure to the wind power main shaft bearing.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a wind-powered electricity generation main shaft bearing testing machine which characterized in that: including connection support work chassis (11), connection support work chassis (11) surface is equipped with bearing connection rotation test subassembly (20), bearing connection rotation test subassembly (20) are used for carrying out the pressurization test to wind-powered electricity generation main shaft bearing rotation, connection support work chassis (11) surface is equipped with bearing clamping pressure subassembly (30), bearing clamping pressure subassembly (30) are used for carrying out the centre gripping to wind-powered electricity generation main shaft bearing to carry out rotation to wind-powered electricity generation main shaft bearing rotation corner and exert pressure, connection support work chassis (11) surface is equipped with bearing rotation side position pressurization stabilizing assembly (40), bearing rotation side position pressurization stabilizing assembly (40) are used for carrying out the pressurization test to wind-powered electricity generation main shaft bearing at rotatory in-process to its cross section, and simultaneously through supplementary wind-powered electricity generation main shaft bearing clamping pressure subassembly (30) surface of elasticity, correct wind-powered electricity generation main shaft bearing skew to bearing rotation side position pressurization stabilizing assembly (40) drive bearing connection rotation test subassembly (20) move, make bearing connection rotation test subassembly (20) lateral shifting contact wind-powered electricity generation main shaft bearing carry out the test.
2. The wind power spindle bearing tester according to claim 1, wherein: the bearing connection rotation test assembly (20) comprises a working frame (21), the working frame (21) is installed on the surface of the connection support working underframe (11), a first threaded rod (22) is connected with the working frame (21) in a rotation mode, and a first motor (23) used for driving the first threaded rod (22) to rotate is installed on the surface of the working frame (21).
3. The wind power spindle bearing tester according to claim 2, wherein: the utility model discloses a movable device for the electric vehicle, including first threaded rod (22) surface threaded connection has link (24), link (24) inside rotation is connected with second threaded rod (25), link (24) surface mounting has second motor (26) that are used for driving second threaded rod (25) rotation, second threaded rod (25) surface threaded connection has movable block (27).
4. A wind power spindle bearing tester according to claim 3, characterized in that: the movable block (27) is in sliding connection with the connecting frame (24) and used for limiting the moving path of the movable block (27), and a rotation test motor (28) is arranged on the surface of the movable block (27).
5. The wind power spindle bearing tester according to claim 1, wherein: the bearing clamping pressing assembly (30) comprises a fixing frame (31), the fixing frame (31) is arranged on the surface of the connecting support working underframe (11), first clamping frames (32) are arranged on the left side and the right side of the fixing frame (31), and a hydraulic cylinder (37) used for driving the first clamping frames (32) to transversely move is arranged on the surface of the fixing frame (31).
6. The wind power spindle bearing tester according to claim 5, wherein: the fixing frame (31) surface is equipped with second holder (33), first holder (32) surface is equipped with screw (34), second holder (33) and first holder (32) pass through screw (34) fixed connection, first holder (32) and second holder (33) surface all rotate and are connected with rotor (36).
7. The wind power spindle bearing tester according to claim 5, wherein: and the surfaces of the first clamping frame (32) and the second clamping frame (33) are respectively provided with a pressure applicator (35) for applying pressure to the wind power main shaft bearing.
8. The wind power spindle bearing tester according to claim 1, wherein: bearing rotation side position pressurization stabilizing assembly (40) include third threaded rod (41), third threaded rod (41) and connection support work chassis (11) rotate to be connected, connection support work chassis (11) surface mounting has third motor (42) that are used for driving rotation of third threaded rod (41), third threaded rod (41) surface threaded connection has two auxiliary frame (43), two auxiliary frame (43) inside thread groove opposite direction is moved when two auxiliary frame (43) are rotated to third threaded rod (41).
9. The wind power spindle bearing tester according to claim 8, wherein: the auxiliary frame (43) is internally connected with a rotating frame (44) in a rotating mode, an elastic piece (45) is arranged in the rotating frame (44), the other end of the elastic piece (45) is connected with an elastic block (46), the rotating wheel (47) is connected with the auxiliary frame (43) in a rotating mode, and a fourth motor (48) for driving the rotating wheel (47) to rotate is arranged on the surface of the auxiliary frame (43).
10. A test method for a wind power spindle bearing tester according to any one of claims 1-9, characterized in that: the method comprises the following steps:
s1, clamping a wind power main shaft bearing through a bearing clamping and pressing assembly (30), and then driving the wind power main shaft bearing to carry out a rotation axial test by a bearing connection rotation test assembly (20);
s2, simultaneously carrying out a pressure test on the periphery of the wind power main shaft bearing through the bearing clamping pressure application assembly (30) and the bearing rotation side direction pressure application stabilizing assembly (40), and simulating actual wind power pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311012186.8A CN117030254A (en) | 2023-08-11 | 2023-08-11 | Wind power main shaft bearing testing machine and testing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311012186.8A CN117030254A (en) | 2023-08-11 | 2023-08-11 | Wind power main shaft bearing testing machine and testing method thereof |
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| CN117030254A true CN117030254A (en) | 2023-11-10 |
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| CN202311012186.8A Pending CN117030254A (en) | 2023-08-11 | 2023-08-11 | Wind power main shaft bearing testing machine and testing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117782594A (en) * | 2023-12-28 | 2024-03-29 | 江阴市恒润传动科技有限公司 | Wind power bearing torsion testing equipment and testing method thereof |
| CN118424708A (en) * | 2024-07-05 | 2024-08-02 | 山东国创精密机械有限公司 | Detection device for wind power generation bearing |
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| CN112924174A (en) * | 2021-04-07 | 2021-06-08 | 中浙高铁轴承有限公司 | Routine testing machine for bearing of railway axle box and routine testing method for bearing |
| CN113155461A (en) * | 2021-06-02 | 2021-07-23 | 南京工业大学 | Wind power main shaft bearing test bed |
| CN216594162U (en) * | 2021-11-03 | 2022-05-24 | 洛阳Lyc轴承有限公司 | Testing device for bearing of axle box of metro vehicle |
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