CN116399683A - Fatigue experiment device for axle production - Google Patents

Fatigue experiment device for axle production Download PDF

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Publication number
CN116399683A
CN116399683A CN202310400398.7A CN202310400398A CN116399683A CN 116399683 A CN116399683 A CN 116399683A CN 202310400398 A CN202310400398 A CN 202310400398A CN 116399683 A CN116399683 A CN 116399683A
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CN
China
Prior art keywords
axle
fatigue
fatigue test
production according
test device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310400398.7A
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Chinese (zh)
Inventor
邾枝润
王慧
米俊
王子龙
杨美兰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fangsheng Axle Hefei Co ltd
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Fangsheng Axle Hefei Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fangsheng Axle Hefei Co ltd filed Critical Fangsheng Axle Hefei Co ltd
Priority to CN202310400398.7A priority Critical patent/CN116399683A/en
Publication of CN116399683A publication Critical patent/CN116399683A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • G01N3/04—Chucks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • G01N3/16—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces applied through gearing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0058—Kind of property studied
    • G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
    • G01N2203/0073—Fatigue
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/04—Chucks, fixtures, jaws, holders or anvils
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction 

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

The invention discloses a fatigue test device for axle production, which relates to the technical field of side view of axles and comprises a test bench, wherein an axle fastening mechanism is arranged at the top of the test bench, the bottom of the axle fastening mechanism is connected with an automobile axle, a fatigue test mechanism is arranged at the bottom of the inner side of the test bench, and the fatigue test mechanism provides an uneven rolling environment for the automobile axle through air pressure; through the fatigue testing mechanism who sets up, regulation chamber and the lifting seat in the fatigue testing mechanism can mutually support, have simulated the protruding of road surface and the recess on road surface, and the air pump can be through the trachea to aerify regulation chamber, makes the regulation intracavity portion form high-pressure environment, and the air of regulation intracavity just can discharge through the gas outlet, makes the regulation chamber resume normal pressure state to the simulation on complicated road surface has been realized, the accuracy of experimental parameter is guaranteed, this has accurate reference value to the life of car axle.

Description

Fatigue experiment device for axle production
Technical Field
The invention relates to the technical field of side view of axles, in particular to a fatigue experiment device for axle production.
Background
The axle is connected with the frame through the suspension, wheels are arranged at two ends of the axle, the axle is used for bearing the load of the automobile and maintaining the normal running of the automobile on a road, so that the strength of the axle is very important, and a fatigue experiment is required after the axle is produced, and a special fatigue experiment device is used;
the current fatigue test device is when carrying out axle fatigue test, can not simulate the environment that the car was gone completely, as the environment that the publication was disclosed for CN114264559A is a car axle fatigue test device, this fatigue test device mainly includes the casing, be provided with the test piece between the top both sides of casing, and the upper surface intermediate position department of casing is provided with the setting element, the below position of casing has the auxiliary member, this fatigue test device is through shaking the jolt of simulating the car, but jolt is not the nature that the car jolted, the nature that the car jolted just can produce jolted owing to receive the road of unevenness, consequently, it is unreal to lead to the running environment of this fatigue test device simulation, directly make the degree of accuracy of fatigue test data reduce.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a fatigue test device for axle production, which solves the problems that in the prior art, the bump simulation of an axle is not real enough, the accuracy of fatigue test data is directly reduced, and the quality judgment of the axle is affected.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a fatigue test device is used in axle production, includes the laboratory bench, installs axle fastening mechanism at the top of laboratory bench, and axle fastening mechanism's bottom is connected with the car axle, installs fatigue test mechanism in the inboard bottom position of laboratory bench, and fatigue test mechanism provides inhomogeneous rolling environment for the car axle through atmospheric pressure;
the fatigue testing mechanism can enable the automobile axle to simulate the rolling environment of ground running, and the rolling surface is adjusted through air pressure, so that the fatigue experiment of a complex road surface is realized, the accuracy of experimental parameters is ensured, and the fatigue testing mechanism has accurate reference value for the service life of the automobile axle.
As a further scheme of the invention: the axle fastening mechanism comprises a cross beam, limiting blocks are fixedly connected to the bottom surfaces of the two ends of the cross beam, limiting grooves which are mutually matched with the limiting blocks are formed in the positions, close to the limiting blocks, of the top surface of the experiment table, the cross beam is fixed to the top end of the experiment table, then the limiting blocks are matched with the limiting grooves of the top surface of the experiment table, the radial positions of the cross beam are limited, and then the cross beam is fixedly connected with the experiment table through bolts.
As a further scheme of the invention: the bottom surface of crossbeam has been seted up the movable groove, the bottom of movable groove is equipped with the gag lever post, the inboard of movable groove is equipped with gliding movable block, the spacing hole that mutually agrees with the gag lever post has been seted up to the side of movable block, the bottom surface fixedly connected with buffer spring of movable block, buffer spring's bottom fixedly connected with mounting panel, because the inboard of movable groove is equipped with gliding movable block, so the movable block can freely move in the movable groove, and the stability of movable block when the movable groove removes can be increased to the spacing hole on the gag lever post cooperation movable block, and the buffer spring of movable block bottom surface makes the mounting panel have the buffering effect.
As a further scheme of the invention: the automobile axle comprises an axle body, wheels are arranged at two ends of the axle body, the bottom surface of the mounting plate is connected with the side surface of the axle body through bolts, the axle body is fixed on the bottom surface of the mounting plate, and after the bottom surface of the mounting plate is fixed on the axle body, the buffer springs on the bottom surface of the moving block enable the axle body to have a buffer effect, and the automobile axle is similar to a buffer mechanism on an automobile, so that the reality of the automobile axle for simulating running of the automobile is further enhanced.
As a further scheme of the invention: the fatigue testing mechanism comprises a fixing plate, the inboard at the laboratory bench is fixed to the fixing plate, the bottom surface fixedly connected with of fixing plate is two sets of regulation chambeies, is connected with communicating pipe between two sets of regulation chambeies, and two sets of regulation chambeies all are connected with the air pump through the trachea, offer the gas outlet in the side of two sets of regulation chambeies, gas outlet installation motorised valve, after opening the air pump, the air pump can be inflated to adjusting the chamber through the trachea, makes the regulation intracavity portion form high-pressure environment, when needs reduce, alright open the gas outlet of adjusting the chamber side, and the air in the regulation chamber just can be discharged through the gas outlet, makes the regulation chamber resume normal pressure state.
As a further scheme of the invention: the inner side of the adjusting cavity is provided with a lifting seat which is mutually matched with the adjusting cavity, the top of the lifting seat is provided with an electric wheel through a bearing, the bottom surface of the wheel is in contact with the top surface of the electric wheel, the lifting seat is mutually matched with the adjusting cavity, so that the top surface of the adjusting cavity can be sealed by the lifting seat, the lifting seat is also equivalent to a piston, when the air pump is opened, the air pump can charge the adjusting cavity through the air pipe, so that a high-pressure environment is formed in the adjusting cavity, the pressure of the bottom surface of the lifting seat is higher than the pressure of the top surface, the lifting seat can rise, the rising lifting seat can also drive the electric wheel to rise, the bottom surface of the wheel is in contact with the top surface of the electric wheel, the electric wheel can jack up the wheel, so that the bulge of a road surface is equivalent to be simulated, after the electric valve of the air outlet of the door of the adjusting cavity is opened, the air outlet can be discharged, the adjusting cavity is restored to a normal pressure state, and the lifting seat can automatically fall under the action of self gravity, so that the groove of the road surface is equivalent to simulate the road surface, and the complex road surface is simulated;
the electromagnetic valve is mounted in the communicating pipe, the electromagnetic valve can be opened in the working process, when the air pressures in the two groups of adjusting cavities are different, the two groups of adjusting cavities can be communicated and balance the pressure intensity through the communicating pipe, so that the pressure intensity in the two groups of adjusting cavities is balanced, the two groups of lifting seats can be guaranteed to be at the same height, universal joints can be arranged between the two groups of electric wheels, and the two groups of electric wheels can be guaranteed to synchronously move.
The invention has the beneficial effects that:
1. according to the invention, through the fatigue testing mechanism, the adjusting cavity and the lifting seat in the fatigue testing mechanism are mutually matched, when the air pump is opened, the air pump can charge the adjusting cavity through the air pipe to form a high-pressure environment in the adjusting cavity, the pressure of the bottom surface of the lifting seat is higher than that of the top surface, the lifting seat can rise, the lifting seat can drive the electric wheel to rise, the bottom surface of the wheel is contacted with the top surface of the electric wheel, the electric wheel can jack the wheel, so that the bulge of a road surface is simulated, after the air outlet electric valve of the automobile door of the adjusting cavity is opened, the air in the adjusting cavity can be discharged through the air outlet, so that the adjusting cavity is restored to a normal pressure state, and at the moment, the lifting seat can automatically descend under the action of self gravity, so that the groove of the road surface is simulated, the simulation of a complex road surface is realized, the accuracy of experimental parameters is ensured, and the automobile axle has an accurate reference value for the service life of an automobile axle.
2. According to the invention, the buffer spring at the bottom surface of the moving block also enables the axle body to have a buffer effect after the axle body is fixed at the bottom surface of the fixed plate through the arranged axle fastening mechanism, and the buffer mechanism is similar to that of an automobile, so that the reality of the automobile axle for simulating the running of the automobile is further enhanced.
3. According to the invention, the electromagnetic valve is opened through the communicating pipe between the two groups of adjusting cavities, when the air pressures in the two groups of adjusting cavities are different, the two groups of adjusting cavities can be communicated through the communicating pipe and balance the pressure, so that the pressure balance in the two groups of adjusting cavities can be realized, the two groups of lifting seats can be ensured to be at the same height, and the quick adjustment of the automobile axle testing environment can be realized.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic illustration of the axle securing mechanism of the present invention;
FIG. 4 is a schematic diagram of the structure of the fatigue testing mechanism according to the present invention;
FIG. 5 is a schematic view of the structure of the fatigue testing mechanism according to the present invention.
In the figure: 1. an experiment table; 2. an axle fastening mechanism; 21. a cross beam; 22. a limiting block; 23. a moving groove; 24. a limit rod; 25. a moving block; 26. a buffer spring; 27. a mounting plate; 3. a fatigue testing mechanism; 31. a fixing plate; 32. a regulating chamber; 33. a communicating pipe; 331. an electromagnetic valve; 34. a lifting seat; 35. an electric wheel; 36. a universal joint; 4. an automobile axle; 41. an axle body; 42. and (3) a wheel.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-5, the fatigue test device for axle production disclosed by the invention comprises a test bench 1, wherein an axle fastening mechanism 2 is arranged at the top of the test bench 1, the bottom of the axle fastening mechanism 2 is connected with an automobile axle 4, a fatigue test mechanism 3 is arranged at the bottom of the inner side of the test bench 1, and the fatigue test mechanism 3 provides an uneven rolling environment for the automobile axle 4 through air pressure;
when the device works, the fatigue testing mechanism 3 can enable the automobile axle 4 to simulate the rolling environment of ground running, and the rolling surface is adjusted through air pressure, so that the fatigue test of a complex road surface is realized, the accuracy of experimental parameters is ensured, and the device has accurate reference value for the service life of the automobile axle 4.
As shown in fig. 3, the axle fastening mechanism 2 comprises a beam 21, wherein limiting blocks 22 are fixedly connected to the bottom surfaces of two ends of the beam 21, and limiting grooves mutually matched with the limiting blocks 22 are formed in the position, close to the limiting blocks 22, of the top surface of the experiment table 1;
the crossbeam 21 is fixed on the top of the experiment table 1, then the limiting block 22 is matched with a limiting groove on the top surface of the experiment table 1, the radial position of the crossbeam 21 is limited, and then the crossbeam 21 is fixedly connected with the experiment table 1 through bolts.
As shown in fig. 3, a moving groove 23 is formed in the bottom surface of the cross beam 21, a limiting rod 24 is arranged at the bottom of the moving groove 23, a sliding moving block 25 is arranged at the inner side of the moving groove 23, limiting holes mutually matched with the limiting rod 24 are formed in the side surfaces of the moving block 25, a buffer spring 26 is fixedly connected to the bottom surface of the moving block 25, and a mounting plate 27 is fixedly connected to the bottom end of the buffer spring 26;
in operation, since the sliding moving block 25 is disposed inside the moving slot 23, the moving block 25 can move freely in the moving slot 23, the limiting rod 24 cooperates with the limiting hole on the moving block 25 to increase the stability of the moving block 25 when moving in the moving slot 23, and the buffer spring 26 on the bottom surface of the moving block 25 makes the mounting plate 27 have buffer effect.
As shown in fig. 3, the automobile axle 4 includes an axle body 41, wheels 42 are mounted at two ends of the axle body 41, the bottom surface of the mounting plate 27 is connected with the side surface of the axle body 41 through bolts, after the axle body 41 is fixed on the bottom surface of the mounting plate 27, the buffer springs 26 on the bottom surface of the moving block 25 also enable the axle body 41 to have a buffer effect, similar to a buffer mechanism on an automobile, so that the reality of the automobile axle 4 for simulating running of the automobile is further enhanced.
As shown in fig. 4 and 5, the fatigue testing mechanism 3 comprises a fixing plate 31, the fixing plate 31 is fixed on the inner side of the experiment table 1, two groups of adjusting cavities 32 are fixedly connected to the bottom surface of the fixing plate 31, a communicating pipe 33 is connected between the two groups of adjusting cavities 32, and the two groups of adjusting cavities 32 are connected with an air pump through air pipes;
during operation, set up the gas outlet in the side of two sets of regulation chambeies 32, gas outlet installation electric valve, after opening the air pump, the air pump can be through the trachea to aerify regulation chambeies 32, makes the inside high-pressure environment that forms of regulation chambeies 32, when needs reduce, alright the gas outlet of opening regulation chambeies 32 side, and the air in the regulation chambeies 32 just can discharge through the gas outlet, makes regulation chambeies 32 resume normal pressure state.
As shown in fig. 4 and 5, a lifting seat 34 which is mutually matched with the adjusting cavity 32 is arranged on the inner side of the adjusting cavity 32, a motor wheel 35 is arranged at the top of the lifting seat 34 through a bearing, and the bottom surface of a wheel 42 is contacted with the top surface of the motor wheel 35;
when the automobile air pump is started, the air in the adjusting cavity 32 can be discharged through the air outlet, so that the adjusting cavity 32 is restored to a normal pressure state, the lifting seat 34 automatically descends under the action of gravity, and the electric wheel 35 is equivalent to a groove simulating a road surface, so that the simulation of the complex road surface is realized;
the electromagnetic valve 331 is installed inside the communicating pipe 33, and particularly when the electromagnetic valve 331 is opened during operation, when the air pressures in the two groups of adjusting cavities 32 are different, the two groups of adjusting cavities 32 can be communicated and balance the pressure through the communicating pipe 33, so that the pressure balance inside the two groups of adjusting cavities 32 can be ensured, the two groups of lifting seats 34 can be ensured to be at the same height, the universal joint 36 can be arranged between the two groups of electric wheels 35, and the two groups of electric wheels 35 can be ensured to synchronously move.
The working principle of the invention is as follows: when in use, the automobile axle 4 is arranged on the bottom surface of the axle fastening mechanism 2, in particular, the bottom surface of the mounting plate 27 is connected with the side surface of the axle body 41 through bolts, after the axle body 41 is fixed on the bottom surface of the mounting plate 27, the buffer spring 26 on the bottom surface of the moving block 25 also enables the axle body 41 to have a buffer effect, the buffer mechanism on the automobile is similar to that of the automobile, the automobile axle 4 is further enhanced to simulate the actual degree of running of the automobile, then the electric wheel 35 is opened, the electric wheel 35 can drive the wheel 42 to rotate because the bottom surface of the wheel 42 is contacted with the top surface of the electric wheel 35, then the air pump is opened, after the air pump is opened, the air pump can charge the adjusting cavity 32 through an air pipe, so that a high-pressure environment is formed inside the adjusting cavity 32, at the moment, the pressure on the bottom surface of the lifting seat 34 is higher than the pressure on the top surface, the lifting seat 34 can rise, the ascending lifting seat 34 can drive the electric wheel 35 to ascend, the bottom surface of the wheel 42 is contacted with the top surface of the electric wheel 35, so that the electric wheel 35 can jack the wheel 42, which is equivalent to the bulge of the road surface, when the electric valve at the air outlet of the door of the regulating cavity 32 is opened, the air in the regulating cavity 32 can be discharged through the air outlet, so that the regulating cavity 32 is restored to the normal pressure state, at the moment, the lifting seat 34 can automatically descend under the action of self gravity, which is equivalent to the groove simulating the road surface, the electromagnetic valve 331 can be opened, when the air pressures in the two groups of regulating cavities 32 are different, the two groups of regulating cavities 32 can be communicated and balanced by the communicating pipe 33, so that the pressure in the two groups of regulating cavities 32 is balanced, thus, the two groups of lifting seats 34 can be ensured to be at the same height, and the universal joint 36 can be arranged between the two groups of electric wheels 35, ensuring that the two sets of motorized wheels 35 can move synchronously.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.

Claims (8)

1. Fatigue test device is used in axle production, characterized in that includes:
a laboratory bench (1);
the vehicle axle fastening mechanism (2), wherein the vehicle axle fastening mechanism (2) is arranged at the top of the experiment table (1), and the bottom of the vehicle axle fastening mechanism (2) is connected with the vehicle axle (4);
the fatigue testing mechanism (3), the inboard bottom position at laboratory bench (1) is installed to fatigue testing mechanism (3), fatigue testing mechanism (3) provide inhomogeneous rolling environment for car axle (4) through atmospheric pressure.
2. The fatigue test device for axle production according to claim 1, wherein the axle fastening mechanism (2) comprises a cross beam (21), limiting blocks (22) are fixedly connected to the bottom surfaces of two ends of the cross beam (21), and limiting grooves mutually matched with the limiting blocks (22) are formed in positions, close to the limiting blocks (22), of the top surface of the test table (1).
3. The fatigue test device for axle production according to claim 2, wherein the bottom surface of the cross beam (21) is provided with a moving groove (23), the bottom of the moving groove (23) is provided with a limiting rod (24), the inner side of the moving groove (23) is provided with a sliding moving block (25), the side surface of the moving block (25) is provided with a limiting hole mutually matched with the limiting rod (24), the bottom surface of the moving block (25) is fixedly connected with a buffer spring (26), and the bottom end of the buffer spring (26) is fixedly connected with a mounting plate (27).
4. A fatigue testing device for axle production according to claim 3, wherein the automotive axle (4) comprises an axle body (41), and wheels (42) are mounted at both ends of the axle body (41).
5. The fatigue test device for axle production according to claim 4, wherein the bottom surface of the mounting plate (27) is connected with the side surface of the axle body (41) by bolts.
6. The fatigue test device for axle production according to claim 4, wherein the fatigue test mechanism (3) comprises a fixing plate (31), the fixing plate (31) is fixed on the inner side of the experiment table (1), two groups of adjusting cavities (32) are fixedly connected to the bottom surface of the fixing plate (31), a communicating pipe (33) is connected between the two groups of adjusting cavities (32), and the two groups of adjusting cavities (32) are connected with an air pump through air pipes.
7. The fatigue test device for axle production according to claim 6, wherein a lifting seat (34) which is mutually matched with the adjusting cavity (32) is arranged on the inner side of the adjusting cavity (32), and a motor wheel (35) is arranged at the top of the lifting seat (34) through a bearing.
8. The fatigue testing device for axle production according to claim 7, wherein the bottom surface of the wheel (42) is in contact with the top surface of the electric wheel (35).
CN202310400398.7A 2023-04-14 2023-04-14 Fatigue experiment device for axle production Pending CN116399683A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310400398.7A CN116399683A (en) 2023-04-14 2023-04-14 Fatigue experiment device for axle production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310400398.7A CN116399683A (en) 2023-04-14 2023-04-14 Fatigue experiment device for axle production

Publications (1)

Publication Number Publication Date
CN116399683A true CN116399683A (en) 2023-07-07

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Application Number Title Priority Date Filing Date
CN202310400398.7A Pending CN116399683A (en) 2023-04-14 2023-04-14 Fatigue experiment device for axle production

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CN (1) CN116399683A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117419854A (en) * 2023-12-15 2024-01-19 山东鲁岳桥机械股份有限公司 Automobile axle balance detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117419854A (en) * 2023-12-15 2024-01-19 山东鲁岳桥机械股份有限公司 Automobile axle balance detection device
CN117419854B (en) * 2023-12-15 2024-02-23 山东鲁岳桥机械股份有限公司 Automobile axle balance detection device

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