CN111175059A - Steering axle performance test bench - Google Patents

Steering axle performance test bench Download PDF

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Publication number
CN111175059A
CN111175059A CN202010126531.0A CN202010126531A CN111175059A CN 111175059 A CN111175059 A CN 111175059A CN 202010126531 A CN202010126531 A CN 202010126531A CN 111175059 A CN111175059 A CN 111175059A
Authority
CN
China
Prior art keywords
steering axle
test
frame
steering
roller
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
CN202010126531.0A
Other languages
Chinese (zh)
Inventor
相曙锋
徐少华
帅向辉
李丕帅
朱晨骅
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.)
Hangcha Group Co Ltd
Original Assignee
Hangcha Group 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 Hangcha Group Co Ltd filed Critical Hangcha Group Co Ltd
Priority to CN202010126531.0A priority Critical patent/CN111175059A/en
Publication of CN111175059A publication Critical patent/CN111175059A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/007Wheeled or endless-tracked vehicles
    • G01M17/06Steering behaviour; Rolling behaviour

Abstract

The invention discloses a steering axle performance test bench, which comprises: the test platform comprises a table top, a bottom plate used for simulating different working conditions, a mounting frame used for mounting a steering axle, a pressure supply device used for providing test pressure, a hydraulic station used for providing hydraulic oil for the pressure supply device and the steering axle, a test device used for acquiring test data and a control console used for controlling the oil pressure of the hydraulic station and processing the test data measured by the test device. In the process of testing the performance of the steering axle, the whole vehicle is not required to be tested, only the steering axle is required to be independently installed, the performance of the steering axle is directly tested, the pressure supply equipment can provide different testing pressures, and the testing equipment can directly acquire testing data, so that the testing data are more reliable; in the test process, different test data can be obtained by changing the test oil pressure of the test equipment or replacing the bottom plates with different working conditions, so that the test process is simplified.

Description

Steering axle performance test bench
Technical Field
The invention relates to the technical field of driving safety tests, in particular to a steering axle performance test bench.
Background
With the improvement of requirements of modern society groups on driving safety, comfort and high efficiency, the steering performance is more and more concerned by people, and the attention on the safety and comfort of drivers is more and more high in the industry of industrial vehicles with fierce competition nowadays. The steering axle is an essential part of a trolley, the safety and the comfort of a driver can be directly influenced by the quality of the steering axle, the operation of the left wheel and the right wheel of the steering axle generally depends on the piston of the steering oil cylinder to drive the steering wheel to rotate, the swing of the steering oil cylinder directly influences the steering angle of the steering wheel, the steering angle is directly related to the steering performance of the automobile body, and the performance problem of the steering axle can be directly influenced by different loads of the automobile body and different working conditions of the road surface.
In the prior art, when a steering axle is tested, the whole vehicle needs to be subjected to the turning radius test of the whole vehicle on different road surfaces, and the manual test is adopted, so that the steering angle of a steering axle body cannot be directly measured at all, and the steering performance of a steering wheel cannot be measured under different loads; the test process is tedious and accurate data cannot be obtained.
In summary, how to provide a test bed capable of simplifying the performance test process of a steering axle is an urgent problem to be solved by those skilled in the art.
Disclosure of Invention
In view of this, the invention aims to provide a steering axle performance test bench, which can fix a steering axle, avoid the use of a whole vehicle for testing, is more convenient to operate and simplifies the test process.
In order to achieve the above purpose, the invention provides the following technical scheme:
a steering axle performance test stand, comprising: the test system comprises a table board, a bottom plate for simulating different working conditions, an installation frame for installing a steering axle, pressure supply equipment for providing test pressure, a hydraulic station for providing hydraulic oil for the pressure supply equipment and the steering axle, test equipment for acquiring test data and a control console for controlling the oil pressure of the hydraulic station and processing the test data measured by the test equipment;
the bottom plate install in the mesa, supply to press equipment with the mounting bracket is connected, test equipment with the control cabinet is connected.
Preferably, the mounting bracket comprises an outer bracket fixedly arranged on the table top and an inner bracket which can move up and down relative to the outer bracket, and the inner bracket is provided with a fixing bracket for mounting the steering axle.
Preferably, the fixed bolster be provided with be used for the installation the recess of steering axle and be used for with the recess cooperation will steering axle compresses tightly fixed briquetting, briquetting detachable set up in the fixed bolster.
Preferably, the outer frame comprises two vertically arranged vertical beams and a cross beam connected with the vertical beams, the vertical beams and the cross beam form an inverted U shape, and the inner side of each vertical beam is provided with a sliding groove for mounting the inner frame.
Preferably, the lower half part of the vertical beam is provided with a first reinforcing rib, and the cross beam is provided with a second reinforcing rib.
Preferably, the left side and the right side of the inner frame are both provided with a first roller group and a second roller group, and the first roller group and the second roller group are both arranged in the sliding groove;
and the roller outer side surface of the first roller group is attached to the side surface of the sliding groove, and the roller outer side surface of the second roller group is attached to the bottom surface of the sliding groove, so that the inner frame is prevented from inclining in the lifting process.
Preferably, the first roller groups on the left side and the right side of the inner frame are symmetrically arranged about the middle section of the inner frame in the length direction; and/or the second roller groups on the left side and the right side of the inner frame are symmetrically arranged relative to the middle section of the length direction of the inner frame.
Preferably, the pressure supply equipment is a lifting oil cylinder, one end of the lifting oil cylinder is connected with the outer frame, the other end of the lifting oil cylinder is connected with the inner frame, and the lifting oil cylinder is connected with the hydraulic station.
Preferably, the test equipment comprises an angle sensor for measuring the rotation angle of the steering axle, a displacement sensor for measuring the expansion and contraction amount of the pressure supply equipment and a force sensor for measuring the pressure borne by the steering axle;
the angle sensor set up in the knuckle of steer axle, force sensor with displacement sensor all set up in supply pressure equipment, just angle sensor force sensor with displacement sensor all with the control cabinet is connected.
Preferably, the bottom plate comprises a first bottom plate used for being in contact with a steering wheel on one side of the steering axle and a second bottom plate used for being in contact with a steering wheel on the other side of the steering axle, and the first bottom plate and the second bottom plate are detachably connected with the table top.
The invention provides a steering axle performance test bench, which comprises: the test system comprises a table board, a bottom plate for simulating different working conditions, an installation frame for installing a steering axle, pressure supply equipment for providing test pressure, a hydraulic station for providing hydraulic oil for the pressure supply equipment and the steering axle, test equipment for acquiring test data and a control console for controlling the oil pressure of the hydraulic station and processing the test data measured by the test equipment; the bottom plate is arranged on the table board, the pressure supply equipment is connected with the mounting frame, and the test equipment is connected with the control console.
When the performance of the steering axle needs to be tested, the steering axle is fixed on the mounting frame, the steering wheel of the steering axle is in contact with the bottom plate, appropriate testing pressure is provided through the pressure supply equipment, and then required experimental data are obtained under the control of the console.
By using the steering axle performance test bed provided by the invention, in the process of testing the performance of the steering axle, the whole vehicle is not required to be tested, only the steering axle is required to be independently installed, the performance of the steering axle is directly tested, the pressure supply equipment can provide different test pressures, the test equipment can directly acquire test data, the process of manual test is replaced, and the test data is more reliable; in the test process, different test data can be obtained by changing the test oil pressure of the test equipment or replacing the bottom plates with different working conditions, so that the test process is simplified.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a steering axle performance test stand according to an embodiment of the present invention;
FIG. 2 is a top view of the steering axle performance test stand of FIG. 1;
FIG. 3 is a front view of the steering axle performance test stand of FIG. 1;
FIG. 4 is a schematic structural diagram of an outer frame of the test bed for testing the performance of the steering axle of FIG. 1;
fig. 5 is a schematic structural diagram of an inner frame of the test bed for testing the performance of the steering axle in fig. 1.
In FIGS. 1-5:
01 is a steering axle, 1 is a table top, 2 is an outer frame, 21 is a vertical beam, 22 is a cross beam, 23 is an upper fixing part, 3 is an inner frame, 31 is a first roller group, 32 is a second roller group, 33 is a fixing bracket, 34 is an upper transverse plate, 35 is a lower transverse plate, 36 is a side plate, 37 is a lower fixing part, 4 is a hydraulic station, 5 is a console, 6 is a bottom plate, and 7 is a lifting oil cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the invention is to provide a steering axle performance test bench, which can directly fix a steering axle, avoid the situation that test data of the steering axle can be obtained only through the test of a whole vehicle, and simplify the test process.
Referring to fig. 1-5, fig. 1 is a schematic structural diagram of an embodiment of a steering axle performance test stand according to the present invention; FIG. 2 is a top view of the steering axle performance test stand of FIG. 1; FIG. 3 is a front view of the steering axle performance test stand of FIG. 1; FIG. 4 is a schematic structural diagram of an outer frame of the test bed for testing the performance of the steering axle of FIG. 1; fig. 5 is a schematic structural diagram of an inner frame of the test bed for testing the performance of the steering axle in fig. 1.
The steering axle performance test bench that this embodiment provided includes: the test platform comprises a table top 1, a bottom plate 6 for simulating different working conditions, a mounting frame for mounting a steering axle 01, a pressure supply device for providing test pressure, a hydraulic station 4 for providing hydraulic oil for the pressure supply device and the steering axle 01, a test device for acquiring test data and a control console 5 for controlling the oil pressure of the hydraulic station 4 and processing the test data measured by the test device; the bottom plate 6 is arranged on the table board 1, the pressure supply equipment is connected with the mounting frame, and the test equipment is connected with the control console 5.
When the performance of the steering axle 01 needs to be tested, the steering axle 01 is firstly fixed on the mounting frame, the steering wheel of the steering axle 01 is in contact with the bottom plate 6, then appropriate testing pressure is provided through the pressure supply equipment, and then required experimental data are obtained under the control of the control console 5.
Preferably, the bottom plate 6 is detachably connected with the table top 1, and different working conditions can be simulated by replacing different bottom plates 6.
The bottom plate 6 can be realized by casting different materials in the iron box, for example: concrete working conditions such as cement, asphalt, paint, plastic, stones and the like or other working conditions designed in the testing process are determined according to actual conditions, and are not described in detail herein.
Preferably, the bottom plate 6 may include a first bottom plate for contacting with a steering wheel on one side of the steering axle 01 and a second bottom plate for contacting with a steering wheel on the other side of the steering axle 01, and both the first bottom plate and the second bottom plate are detachably connected with the table top 1; in the testing process, the first bottom plate and the second bottom plate can be made of bottom surface fields made of different materials, and the bottom surface field conditions capable of being simulated are richer.
The hydraulic station 4 can provide hydraulic oil with different pressures and different temperatures according to actual conditions, and can be used for testing various performances of the steering axle 01 under the action of the hydraulic oil with different pressures and different temperatures.
By using the steering axle performance test bed provided by the invention, in the process of testing the performance of the steering axle 01, the whole vehicle does not need to be tested, only the steering axle 01 needs to be independently installed, the performance of the steering axle 01 is directly tested, the pressure supply equipment can provide different test pressures, the test equipment can directly acquire test data, the process of manual test is replaced, and the test data is more reliable; in the test process, different test data can be obtained by changing the test oil pressure of the test equipment or replacing the bottom plates 6 under different working conditions, so that the test process is simplified.
On the basis of the above embodiment, the mounting frame may include an outer frame 2 fixedly installed on the table top 1 and an inner frame 3 movable up and down relative to the outer frame 2, and the inner frame 3 is provided with a fixing bracket 33 for mounting the steering axle 01.
The shape and structure of the external frame 2 can be determined according to actual conditions, but the requirements for the acting force and the test strength in the test process are met, and details are not repeated here.
On the basis of the above embodiment, in order to smoothly fix the steering axle 01, a groove for installing the steering axle 01 and a pressing block for pressing and fixing the steering axle 01 by matching with the groove may be provided in the fixing bracket 33, and the pressing block may be detachably provided in the fixing bracket 33.
As shown in fig. 5, the lower portion of the inner frame 3 is provided with a fixing bracket 33, the fixing bracket 33 is two plate-shaped structures symmetrically arranged along the width direction of the inner frame 3, the lower portions of the plate-shaped structures are provided with grooves for placing the steering axle 01, and the pressing block is connected with the fixing bracket 33 through a fastening screw to press and fix the steering axle 01.
Preferably, the pressing block is provided with a matching groove used for being matched with the groove, and the cross section of the matching groove and the cross section of the groove are arc-shaped structures with included angles smaller than 180 degrees, so that the same pressing block and the same fixing support 33 can be suitable for steering axles 01 of different sizes.
In order to enable the inner frame 3 to move up and down relative to the outer frame 2, the outer frame 2 may include two vertical beams 21 vertically arranged and a cross beam 22 connecting the vertical beams 21, the vertical beams 21 and the cross beam 22 form an inverted U-shape, and a sliding groove for installing the inner frame 3 is provided on the inner side of the vertical beam 21.
Preferably, the vertical beam 21 and the transverse beam 22 are both channel steel structures, and in order to improve the strength of the outrigger 2, a first reinforcing rib may be disposed on the lower half portion of the vertical beam 21, a second reinforcing rib may be disposed on the transverse beam 22, and the specific arrangement manner of the first reinforcing rib and the second reinforcing rib may refer to fig. 4, wherein the first reinforcing rib is disposed on the outer peripheral portion of the vertical beam 21, and the second reinforcing rib is disposed in the groove of the transverse beam 22.
On the basis of the above embodiment, in order to avoid the deflection of the inner frame 3 in the process of moving up and down relative to the outer frame 2, the first roller set 31 and the second roller set 32 may be respectively arranged at the left and right sides of the inner frame 3, and the first roller set 31 and the second roller set 32 are both arranged in the chute;
and the outer side surface of the roller of the first roller group 31 is attached to the side surface of the chute, and the outer side surface of the roller of the second roller group 32 is attached to the bottom surface of the chute, so as to prevent the inner frame 3 from inclining in the lifting process.
As shown in fig. 5, the first roller groups 31 are two groups and are respectively disposed on two sides of the width direction of the inner frame 3, and the second roller groups 32 are two groups and are respectively disposed on two sides of the width direction of the inner frame 3, preferably, one first roller group 31 includes two rollers, and one second roller group 32 includes one roller.
As shown in fig. 4, the bottom surface of the chute is the rightmost side surface of the chute in the right vertical beam 21 or the leftmost side surface of the chute in the left vertical beam 21 in the direction shown in fig. 4, and both sides in the width direction of the chute are the front and rear side surfaces of the chute in the direction shown in fig. 4.
Preferably, the first roller groups 31 at the left and right sides of the inner frame 3 may be symmetrically arranged with respect to the middle section of the inner frame 3 in the length direction; and/or the second roller groups 32 on the left and right sides of the inner frame 3 are symmetrically arranged about the middle section of the inner frame 3 in the length direction.
The longitudinal direction of the inner frame 3 is the longitudinal direction of the upper cross plate 34 in fig. 5.
As shown in fig. 5, the inner frame 3 may include two side plates 36 vertically disposed, and an upper horizontal plate 34 and a lower horizontal plate 35 disposed between the two side plates 36 and horizontally disposed with each other, the first roller set 31 and the second roller set 32 are both disposed on the side plates 36, and a rotation axis of the first roller set 31 is perpendicular to a bottom surface of the chute, and a rotation axis of the second roller set 32 is perpendicular to a side surface of the chute; the fixing bracket 33 is mounted to a lower portion of the lower cross plate 35.
On the basis of the above embodiment, the pressure supply device may be set as the lift cylinder 7, one end of the lift cylinder 7 is connected with the outer frame 2, the other end is connected with the inner frame 3, and the lift cylinder 7 is connected with the hydraulic station 4.
Preferably, the lower surface of the cross member 22 of the outer frame 2 is provided with an upper fixing portion 23 for fixing the lift cylinder 7, and the upper surface of the upper cross plate 34 of the inner frame 3 is provided with a lower fixing portion 37 for connecting with the lift cylinder 7.
Preferably, a plurality of reinforcing plates are disposed between the upper cross plate 34 and the lower cross plate 35 of the inner frame 3, and form a triangular structure to reinforce the stability of the inner frame 3.
In the using process, the inner frame 3 can be driven to move up and down relative to the outer frame 2 through the stretching of the lifting oil cylinder 7, and the testing pressure can be provided for the steering axle 01 through the lifting oil cylinder 7.
On the basis of the above embodiment, in order to make the test result more accurate, the test equipment may include an angle sensor for measuring a rotation angle of the steering axle 01, a displacement sensor for measuring a stretching amount of the pressure supply equipment, and a force sensor for measuring a pressure borne by the steering axle 01;
angle sensor sets up in the knuckle of steering axle 01, and force sensor and displacement sensor all set up in supplying pressure equipment, and angle sensor, force sensor and displacement sensor all are connected with control cabinet 5.
In the test process, the rotation angle of the steering axle 01 can be measured by an angle sensor positioned on the steering knuckle, and the angle sensor transmits the measured data to the control console 5, so that the measurement of the steering angle is more accurate.
The telescopic amount of the lifting oil cylinder 7 can be obtained through a displacement sensor, the output oil pressure of the hydraulic station 4 is controlled through the console 5, the telescopic amount of the lifting oil cylinder 7 can be controlled, the lifting oil cylinder 7 is further controlled to be lifted to a proper position, and the steering axle 01 is convenient to mount, dismount and replace; and the pressure of the lifting oil cylinder 7 acting on the steering axle 01 can be directly obtained through a force sensor, so that the loading condition of the steering axle 01 in the test process is ensured.
When the steering axle performance test bed provided by the application is used, in the test process, firstly, a floor needs to be installed on the table board 1, the lifting oil cylinder 7 is lifted to a proper position through the control console 5, the steering axle 01 is installed, and then the lifting oil cylinder 7 is controlled to enable the steering wheel to contact the bottom plate 6; the stress condition of the steering axle 01 is checked through a force sensor, and the rotation angle of the steering axle 01 is monitored through an angle sensor; in the test process, the lifting oil cylinder 7 can be supplied with oil to achieve different loads, and then the steering oil cylinder is supplied with a certain amount of oil, so that the performance of the steering axle 01 under different loads can be measured, and the steering oil cylinder is the steering oil cylinder in the steering axle 01; or the performance of the steering axle 01 can be measured by giving different steering time to the steering oil cylinder under the same load; or different bottom plates 6 are installed, different oil pressures are controlled, the two tests are carried out, and the relation between the steering angle and the pressure of the steering oil cylinder can be seen in real time by setting a steering time for the steering oil cylinder, so that the relation between the steering pressure and different road surfaces can be obtained; and the steering angle, steering time, steering cylinder pressure, lifting cylinder 7 pressure, displacement and loading force of the steering wheel and the performance curve of the steering axle 01 can be visually read through the console 5.
It should be noted that, in the present application, the first bottom plate and the second bottom plate, the first roller set 31 and the second roller set 32, and the first and the second of the first reinforcing rib and the second reinforcing rib are only mentioned to distinguish the difference of the positions, and are not sequentially distinguished.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. Any combination of all embodiments provided by the present invention is within the scope of the present invention, and will not be described herein.
The steering axle performance test bench provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a steering axle capability test bench which characterized in that includes: the test platform comprises a table top (1), a bottom plate (6) used for simulating different working conditions, a mounting frame used for mounting a steering axle (01), a pressure supply device used for providing test pressure, a hydraulic station (4) used for providing hydraulic oil for the pressure supply device and the steering axle (01), a test device used for acquiring test data and a control console (5) used for controlling the oil pressure of the hydraulic station (4) and processing the test data measured by the test device;
the bottom plate (6) is installed on the table board (1), the pressure supply equipment is connected with the mounting frame, and the test equipment is connected with the console (5).
2. The test bed for testing the performance of the steering axle according to claim 1, characterized in that the mounting frame comprises an outer frame (2) fixedly arranged on the table top (1) and an inner frame (3) which can move up and down relative to the outer frame (2), and the inner frame (3) is provided with a fixed bracket (33) for mounting the steering axle (01).
3. The steering axle performance test bench according to claim 2, wherein the fixing support (33) is provided with a groove for mounting the steering axle (01) and a pressing block for pressing and fixing the steering axle (01) in cooperation with the groove, and the pressing block is detachably arranged on the fixing support (33).
4. The steering axle performance test bench according to claim 2, wherein the outer frame (2) comprises two vertically arranged vertical beams (21) and a cross beam (22) connecting the vertical beams (21), the vertical beams (21) and the cross beam (22) form an inverted U shape, and the inner side of the vertical beam (21) is provided with a sliding groove for mounting the inner frame (3).
5. The steer axle performance test stand of claim 4, wherein a first reinforcement is provided on a lower half of said vertical beam (21) and a second reinforcement is provided on said lateral beam (22).
6. The steer axle performance test stand of claim 4, wherein a first roller set (31) and a second roller set (32) are arranged on the left side and the right side of the inner frame (3), and the first roller set (31) and the second roller set (32) are arranged in the chute;
and the outer side surface of the roller of the first roller group (31) is attached to the side surface of the sliding chute, and the outer side surface of the roller of the second roller group (32) is attached to the bottom surface of the sliding chute, so that the inner frame (3) is prevented from inclining in the lifting process.
7. The steer axle performance test stand of claim 6, wherein the first roller sets (31) at the left and right sides of the inner frame (3) are symmetrically arranged about the middle section of the inner frame (3) in the length direction; and/or the second roller groups (32) on the left side and the right side of the inner frame (3) are symmetrically arranged relative to the middle section of the length direction of the inner frame (3).
8. The steering axle performance test bench according to claim 2, wherein the pressure supply device is a lift cylinder (7), one end of the lift cylinder (7) is connected with the outer frame (2), the other end is connected with the inner frame (3), and the lift cylinder (7) is connected with the hydraulic station (4).
9. The steering axle performance test bench according to any one of claims 1-8, characterized in that the test equipment comprises an angle sensor for measuring the rotation angle of the steering axle (01), a displacement sensor for measuring the expansion and contraction amount of the pressure supply equipment, and a force sensor for measuring the pressure borne by the steering axle (01);
the angle sensor is arranged on a steering knuckle of the steering axle (01), the force sensor and the displacement sensor are arranged on the pressure supply equipment, and the angle sensor, the force sensor and the displacement sensor are connected with the console (5).
10. The steering axle performance test bench according to any one of claims 1-8, characterized in that the bottom plate (6) comprises a first bottom plate for contacting with the steering wheel on one side of the steering axle (01) and a second bottom plate for contacting with the steering wheel on the other side of the steering axle (01), and the first bottom plate and the second bottom plate are both detachably connected with the bench top (1).
CN202010126531.0A 2020-02-27 2020-02-27 Steering axle performance test bench Pending CN111175059A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010126531.0A CN111175059A (en) 2020-02-27 2020-02-27 Steering axle performance test bench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010126531.0A CN111175059A (en) 2020-02-27 2020-02-27 Steering axle performance test bench

Publications (1)

Publication Number Publication Date
CN111175059A true CN111175059A (en) 2020-05-19

Family

ID=70651429

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010126531.0A Pending CN111175059A (en) 2020-02-27 2020-02-27 Steering axle performance test bench

Country Status (1)

Country Link
CN (1) CN111175059A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113358379A (en) * 2021-06-03 2021-09-07 合肥海源机械有限公司 Steering axle durability test device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113358379A (en) * 2021-06-03 2021-09-07 合肥海源机械有限公司 Steering axle durability test device

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