CN211452860U - Automobile body simulation support for testing automobile electric drive system assembly - Google Patents
Automobile body simulation support for testing automobile electric drive system assembly Download PDFInfo
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- CN211452860U CN211452860U CN202020258002.1U CN202020258002U CN211452860U CN 211452860 U CN211452860 U CN 211452860U CN 202020258002 U CN202020258002 U CN 202020258002U CN 211452860 U CN211452860 U CN 211452860U
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Abstract
The utility model discloses a car electricity drives system assembly test and uses automobile body simulation support, it belongs to car testing arrangement technical field, is equipped with two first suspensions on the car electricity drives system assembly, and car electricity drives system assembly test and uses automobile body simulation support to include: the distance between the two simulated wheels is adjustable; the two supporting arms are oppositely arranged and arranged between the two simulation wheels, each supporting arm is provided with a second suspension, the connecting line of the two second suspensions is vertical to the axis of the simulation wheels, the distance between the two supporting arms is adjustable, and the height of each supporting arm is adjustable; the second suspension is configured to be connected with the first suspension in a one-to-one correspondence, and the simulated wheel is configured to be in transmission connection with an output shaft of the automobile electric drive system assembly. The utility model discloses can the different motorcycle types of adaptation and not unidimensional electricity drive system assembly, supplementary completion electricity drives system assembly test.
Description
Technical Field
The utility model relates to an automotive testing technical field especially relates to an automobile body simulation support is used in test of car electricity system assembly that drives.
Background
The electric drive system assembly is a core component of an electric automobile. Before the electric automobile is put into production formally, the electric drive system assembly needs to be tested to ensure that all indexes of the electric drive system assembly meet the requirements.
In the prior art, when testing an electric drive system assembly, the test is generally performed on a whole vehicle.
However, when the electric drive system assembly is tested on the whole vehicle in the prior art, the whole vehicle structure can only meet the test of the electric drive system assembly of one model type. And the external dimensions of the electric drive system assemblies of different vehicle types are different. Therefore, when the size of the electric drive system assembly changes, the adapted entire vehicle body needs to be replaced specifically for the electric drive system assembly, resulting in an increase in the test cost in the test phase.
Therefore, a need exists for a body simulator support for testing an automotive electric drive system assembly to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a car electricity drives system assembly test and uses automobile body simulation support, can the different motorcycle types of adaptation and not unidimensional electricity drive system assembly, supplementary completion electricity drives system assembly test.
As the conception, the utility model adopts the technical proposal that:
the utility model provides a car electricity drives test of system assembly and uses automobile body simulation support, is equipped with two first suspensions on the car electricity drives system assembly, car electricity drives test of system assembly and uses automobile body simulation support and includes:
the distance between the two simulation wheels is adjustable;
the two support arms are arranged oppositely and arranged between the two simulation wheels, each support arm is provided with a second suspension, the connecting line of the two second suspensions is perpendicular to the axis of the simulation wheels, the distance between the two support arms is adjustable, and the height of each support arm is adjustable;
the second suspension is configured to be connected with the first suspension in a one-to-one correspondence, and the simulated wheel is configured to be in transmission connection with an output shaft of the automotive electric drive system assembly.
Optionally, the vehicle body simulation support for the vehicle electric drive system assembly test further comprises a substrate, the simulation wheel and the support arm are both mounted on the substrate, and the mounting positions of the simulation wheel and the support arm on the substrate are adjustable.
Optionally, two simulation wheel mounting tables are arranged on the substrate, the simulation wheel mounting tables correspond to the simulation wheels one by one, and the simulation wheels are arranged on the simulation wheel mounting tables.
Optionally, the mounting position of the simulated wheel mounting table on the base plate is adjustable.
Optionally, be equipped with two support arm mounting brackets on the base plate, the support arm mounting bracket with the support arm one-to-one sets up, the support arm is located on the support arm mounting bracket.
Optionally, the support arm mount comprises:
the adjusting plate is arranged on the base plate, and the mounting position of the adjusting plate on the base plate is adjustable;
the regulation post is located perpendicularly on the regulating plate, the support arm is located the upper end of regulation post, the height-adjustable of regulation post.
Optionally, adjust the post including the first cylinder and the second cylinder that cup joint each other, first cylinder perpendicular to is located on the regulating plate, the support arm is located the upper end of second cylinder, first cylinder with the cup joint of second cylinder is adjustable in length.
Optionally, one of the first cylinder and the second cylinder is provided with an external thread, the other is provided with an internal thread, and the first cylinder and the second cylinder are sleeved through the threads.
Optionally, the substrate is an iron floor.
Optionally, the vehicle electric drive system assembly is in transmission connection with the simulated wheel through a transmission shaft.
The utility model provides an automobile body simulation support is used in test of car electricity system of driving assembly has following advantage:
(1) the distances between the two supporting arms and the two simulated wheels are adjustable, so that the test requirements of automobile electric drive system assemblies with different sizes can be met; the distance between the two simulated wheels is adjustable, and the test requirements of the automobile electric drive system assembly of automobile types with different wheel pitches can be met;
(2) the height of the supporting arm is set to be adjustable, so that the output shaft of the automobile electric drive system assembly can be conveniently adjusted to be coaxial with the simulation wheel, and the requirement of a test condition is met.
Drawings
Fig. 1 is a schematic structural view of a vehicle body simulation bracket for testing an automotive electric drive system assembly according to an embodiment of the present invention;
fig. 2 is an enlarged view at a in fig. 1.
In the figure:
1. simulating a wheel;
2. a support arm; 21. a second suspension;
3. an automotive electric drive system assembly; 31. a first suspension; 32. an inverter; 33. a drive motor; 34. a speed reducer;
4. a substrate; 41. simulating a wheel mounting table; 42. a support arm mounting bracket; 421. an adjusting plate; 4211. a slider bolt; 422. an adjustment column; 4221. a first column; 4222. a second cylinder;
5. a half shaft;
6. and (4) transferring the shaft.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment provides a car body simulation support for testing an automobile electric driving system assembly, which is used for testing the automobile electric driving system assembly in a test room and carrying the automobile electric driving system assemblies with different models and sizes.
Referring to fig. 1 and 2, two first suspensions 31 are disposed on the vehicle electric drive system assembly 3, and the vehicle electric drive system assembly 3 is mounted on a vehicle body simulation bracket for testing the vehicle electric drive system assembly through the two first suspensions 31 to perform a vehicle electric drive system assembly test. Specifically, the first suspension 31 is bolted to the automotive electric drive system assembly 3.
The vehicle body simulation support for the vehicle electric drive system assembly test comprises two simulation wheels 1 which are oppositely arranged and two supporting arms 2 which are oppositely arranged.
The distance between the two simulated wheels 1 is adjustable so as to adapt to the automobile electric drive system assembly 3 of the automobile type with different left and right wheel tracks; the two supporting arms 2 are arranged between the two simulated wheels 1, each supporting arm 2 is provided with a second suspension 21, the connecting line of the two second suspensions 21 is vertical to the axis of the simulated wheels 1, the distance between the two supporting arms 2 is adjustable, and the height of each supporting arm 2 is adjustable; the distance between the two supporting arms 2 and the distance between the two simulation wheels 1 are both set to be adjustable, so that the vehicle body simulation support for the vehicle electric driving system assembly test can adapt to vehicle electric driving system assemblies 3 of different models and sizes. The height of the supporting arm 2 is set to be adjustable, the output shaft of the automobile electric drive system assembly 3 and the axis of the simulation wheel 1 can be adjusted to be collinear, and the test requirements are met.
Preferably, a rubber ring is arranged on the second suspension 21 to play a role of shock absorption.
In this embodiment, the second suspension 21 is configured to be connected to the first suspension 31 in a one-to-one correspondence, and the dummy wheel 1 is configured to be drivingly connected to an output shaft of the vehicle electric drive system assembly 3. When the vehicle body simulation support for the vehicle electric drive system assembly test is used for testing the vehicle electric drive system assembly 3 on a test bed, the first suspension 31 and the second suspension 21 are correspondingly connected one by one, and optionally, the first suspension 31 and the second suspension 21 are connected by using a long bolt; the vehicle electric drive system assembly 3 is then drivingly connected to the two dummy wheels 1.
Specifically, in the present embodiment, the vehicle electric drive system assembly 3 is in transmission connection with the simulated wheel 1 through a transmission shaft.
The composition of the vehicle electric drive system assembly 3 is well known in the art and is briefly described in this embodiment.
Referring to fig. 2, in the present embodiment, the vehicle electric drive system assembly 3 includes an inverter 32, a driving motor 33, and a reducer 34 in transmission connection with an output shaft of the driving motor 33. The speed reducer 34 is in transmission connection with the two simulated wheels 1. Specifically, the output shaft of the speed reducer 34 extends from both sides of the speed reducer 34, and the output shafts on both sides are referred to as half shafts 5, that is, the half shafts 5 are respectively disposed on both sides of the speed reducer 34, and the speed reducer 34 is in transmission connection with the two simulated wheels 1 through the half shafts 5 respectively. Alternatively, the simulated wheels 1 may be dynamometers, and the two sets of dynamometers can simulate wheel-side torques of the left and right wheels. The output end of the dynamometer is provided with a switching shaft 6, one end of the half shaft 5 is in transmission connection with the speed reducer 34, and the other end of the half shaft is in transmission connection with the switching shaft 6. The length of the half-shafts 5 is selected according to the distance between the vehicle electric drive system assembly 3 and the dummy wheel 1.
Further, in this embodiment, the vehicle body simulation support for the test of the vehicle electric drive system assembly further includes a substrate 4, the simulation wheel 1 and the support arm 2 are both mounted on the substrate 4, and the mounting positions of the simulation wheel 1 and the support arm 2 on the substrate 4 are adjustable.
The base plate 4 is arranged, so that the automobile body simulation support for the automobile electric drive system assembly test can be conveniently and integrally moved.
Optionally, in this embodiment, the substrate 4 is an iron floor with grooves.
In this embodiment, two simulation wheel mounting tables 41 are provided on the substrate 4, the simulation wheel mounting tables 41 are provided in one-to-one correspondence with the simulation wheels 1, and the simulation wheels 1 are provided on the simulation wheel mounting tables 41. In order to be able to adjust the relative distance between the two dummy wheels 1, the mounting position of the dummy wheel mounting table 41 on the base plate 4 is adjustable. Specifically, according to design requirements, a plurality of anchor bolt holes are formed in the base plate 4 at intervals, and the simulated wheel mounting table 41 is fixed to the base plate 4 through the anchor bolts. When the mounting position of the simulated wheel mounting table 41 on the substrate 4 needs to be adjusted, the anchor bolts are loosened, the simulated wheel mounting table 41 is adjusted to a proper position, and then the anchor bolts are screwed in corresponding anchor bolt holes again.
In this embodiment, be equipped with two support arm mounting brackets 42 on the base plate 4, support arm mounting bracket 42 sets up with support arm 2 one-to-one, and support arm 2 is located on support arm mounting bracket 42.
Optionally, in this embodiment, the support arm 2 is a drum arm, i.e. an i-beam. An i-beam is a very common profile, which has the advantage of being cheap and readily available. The second suspension 21 is disposed at the middle position of the support arm 2 to ensure the stress balance of the support arm 2. The second suspension 21 is fixed to the support arm 2 by bolts.
Specifically, in the present embodiment, the support arm mounting bracket 42 includes an adjustment plate 421 and an adjustment post 422. The adjusting plate 421 is mounted on the substrate 4, and the mounting position of the adjusting plate 421 on the substrate 4 is adjustable, so as to adjust the mounting position of the support arm 2 on the substrate 4; the adjusting column 422 is vertically arranged on the adjusting plate 421, the supporting arm 2 is arranged at the upper end of the adjusting column 422, and the height of the adjusting column 422 is adjustable to adjust the height of the supporting arm 2 and further adjust the height of the second suspension 21, so that the half shaft 5 can coincide with the axis of the simulation wheel 1.
Preferably, in this embodiment, two adjusting columns 422 are disposed on each adjusting plate 421 at intervals to provide stable support for the corresponding supporting arm 2.
Specifically, in the present embodiment, slider bolts 4211 are provided at both ends of the adjustment plate 421, and the slider bolts 4211 can be screwed into the grooves of the base plate 4. When the installation position of the adjusting plate 421 is adjusted, the fastening nut engaged with the slider bolt 4211 is loosened, the position of the slider bolt 4211 is moved along the groove of the base plate 4 so that the adjusting plate 421 is moved to a proper position, and then the fastening nut is tightened to fix the position of the adjusting plate 421.
Specifically, in this embodiment, the adjusting column 422 includes a first column 4221 and a second column 4222 that are sleeved with each other, the first column 4221 is vertically disposed on the adjusting plate 421, the supporting arm 2 is disposed at the upper end of the second column 4222, and the sleeved length of the first column 4221 and the second column 4222 is adjustable to adjust the height of the supporting arm 2. Alternatively, one of the first cylinder 4221 and the second cylinder 4222 is provided with an external thread, the other is provided with an internal thread, and the first cylinder 4221 and the second cylinder 422 are sleeved by the threads to adjust the sleeved length of the two.
Optionally, in this embodiment, the height adjustment range of the adjustment column 422 is 0-500 mm.
The automobile body simulation support for the automobile electric driving system assembly test provided by the embodiment can carry the automobile electric driving system assemblies 3 of different models, is simple in structure and convenient to operate, does not need to design and manufacture the whole automobile structure matched with the model of the automobile electric driving system assembly 3, and saves the cost.
The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a car electricity drives system assembly test and uses automobile body simulation support, is equipped with two first suspensions (31) on car electricity drives system assembly (3), its characterized in that, car electricity drives system assembly test and uses automobile body simulation support and includes:
the device comprises two simulation wheels (1) which are oppositely arranged, wherein the distance between the two simulation wheels (1) is adjustable;
the two supporting arms (2) are oppositely arranged, the two supporting arms (2) are arranged between the two simulation wheels (1), each supporting arm (2) is provided with a second suspension (21), the connecting line of the two second suspensions (21) is perpendicular to the axis of the simulation wheels (1), the distance between the two supporting arms (2) is adjustable, and the height of each supporting arm (2) is adjustable;
the second suspension (21) is configured to be connected with the first suspension (31) in a one-to-one correspondence, and the simulation wheel (1) is configured to be in transmission connection with an output shaft of the automobile electric drive system assembly (3).
2. The vehicle body simulation support for the vehicle electric drive system assembly test according to claim 1, further comprising a base plate (4), wherein the simulation wheel (1) and the support arm (2) are mounted on the base plate (4), and the mounting positions of the simulation wheel (1) and the support arm (2) on the base plate (4) are adjustable.
3. The vehicle body simulation bracket for the vehicle electric drive system assembly test according to claim 2, wherein two simulation wheel mounting platforms (41) are arranged on the base plate (4), the simulation wheel mounting platforms (41) are arranged in one-to-one correspondence with the simulation wheels (1), and the simulation wheels (1) are arranged on the simulation wheel mounting platforms (41).
4. The vehicle body simulation mount for vehicle electric drive system assembly test as set forth in claim 3, wherein a mounting position of the simulation wheel mounting table (41) on the base plate (4) is adjustable.
5. The vehicle body simulation support for the test of the automobile electric drive system assembly as recited in claim 2, wherein two support arm mounting brackets (42) are provided on the base plate (4), the support arm mounting brackets (42) are provided in one-to-one correspondence with the support arms (2), and the support arms (2) are provided on the support arm mounting brackets (42).
6. The vehicle body simulator support for vehicle electric drive system assembly test of claim 5, wherein said support arm mounting bracket (42) comprises:
the adjusting plate (421) is installed on the base plate (4) and the installation position of the adjusting plate (421) on the base plate (4) is adjustable;
adjust post (422), locate perpendicularly on regulating plate (421), support arm (2) are located adjust the upper end of post (422), adjust the height-adjustable of post (422).
7. The vehicle body simulation support for the vehicle electric drive system assembly test as recited in claim 6, wherein the adjusting column (422) comprises a first column body (4221) and a second column body (4222) which are sleeved with each other, the first column body (4221) is vertically arranged on the adjusting plate (421), the supporting arm (2) is arranged at the upper end of the second column body (4222), and the sleeved lengths of the first column body (4221) and the second column body (4222) are adjustable.
8. The body simulator support for the test of the electric drive system assembly of a vehicle of claim 7, wherein one of the first cylinder (4221) and the second cylinder (4222) is externally threaded and the other is internally threaded, and wherein the first cylinder (4221) and the second cylinder (4222) are threadedly nested.
9. The bracket as claimed in any one of claims 2 to 8, wherein the base plate (4) is a steel floor.
10. The vehicle body simulation support for the vehicle electric drive system assembly test according to any one of claims 1 to 8, wherein the vehicle electric drive system assembly (3) is in transmission connection with the simulation wheel (1) through a transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020258002.1U CN211452860U (en) | 2020-03-05 | 2020-03-05 | Automobile body simulation support for testing automobile electric drive system assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020258002.1U CN211452860U (en) | 2020-03-05 | 2020-03-05 | Automobile body simulation support for testing automobile electric drive system assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211452860U true CN211452860U (en) | 2020-09-08 |
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ID=72300072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020258002.1U Active CN211452860U (en) | 2020-03-05 | 2020-03-05 | Automobile body simulation support for testing automobile electric drive system assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211452860U (en) |
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2020
- 2020-03-05 CN CN202020258002.1U patent/CN211452860U/en active Active
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