CN220418816U - Durability testing device for electric drive axle - Google Patents
Durability testing device for electric drive axle Download PDFInfo
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- CN220418816U CN220418816U CN202322073923.7U CN202322073923U CN220418816U CN 220418816 U CN220418816 U CN 220418816U CN 202322073923 U CN202322073923 U CN 202322073923U CN 220418816 U CN220418816 U CN 220418816U
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- electric drive
- drive axle
- motor
- test
- screw rod
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- 238000012360 testing method Methods 0.000 title claims abstract description 78
- 230000006978 adaptation Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an electric drive axle durability testing device which comprises a testing table, an electric drive axle and a plurality of testing motors, wherein a first chute is transversely formed in the testing table, a second chute is formed in the testing table, the first chute and the second chute are vertically arranged, a length adjusting mechanism is arranged in the first chute, and a width adjusting mechanism is arranged in the second chute.
Description
Technical Field
The utility model relates to the technical field of durability test of an electric drive axle, in particular to a durability test device of an electric drive axle.
Background
The electric drive axle is characterized in that two drive motors are positioned at two sides of the axle body in an oblique symmetrical arrangement or in parallel arrangement at the same side, are highly integrated with a speed change mechanism and then are arranged in an axle housing, wheels are driven together to run, and the electric drive axle needs a durability test device to test the durability of the electric drive axle before being arranged to ensure the safety of the automobile;
however, the test tables of the conventional electric drive axle durability test device are usually fixedly arranged, so that the electric drive axles with different specifications cannot be fixedly installed, and the corresponding test tables are required to be used for installing the different electric drive axles, so that the test cost is increased, and the space is occupied;
for this purpose, we have devised an electric drive axle durability test apparatus.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, a test bench of an electric drive axle durability test device is usually fixedly arranged, the electric drive axles with different specifications cannot be fixedly installed, and corresponding test benches are needed to be used for installing different electric drive axles, so that the test cost is increased and the space is occupied.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an electric drive axle durability testing arrangement, includes testboard, electric drive axle and a plurality of test motor, transversely seted up first spout on the testboard, the second spout has been seted up on the testboard, first spout and second spout are perpendicular setting, be equipped with length adjustment mechanism in the first spout, length adjustment mechanism includes a pair of first removal mount table that is used for adjusting test motor and electric drive axle both ends and carries out fixed mounting, be equipped with width adjustment mechanism in the second spout, width adjustment mechanism is including being used for conveniently removing test motor to the second removal mount table that waits to test the position with electric drive axle center and install.
Preferably, the length adjustment mechanism further comprises:
the testing device comprises a first motor and a positive and negative screw rod, wherein the first motor is fixedly arranged on the side wall of the testing table, the positive and negative screw rod is arranged in a first sliding groove, and the output end of the first motor is coaxially and fixedly connected with the positive and negative screw rod;
the pair of first sliding blocks are symmetrically arranged in the first sliding grooves, the pair of first sliding blocks are respectively arranged at the bottoms of the pair of first movable mounting tables, the first movable mounting tables move in the first sliding grooves through the first sliding blocks, and threaded holes matched with the positive and negative screw threads are respectively formed in the pair of first sliding blocks.
Preferably, the width adjustment mechanism further includes:
the second motor is fixedly arranged on the side wall of the test bench, the screw rod is placed in the second sliding groove, and the output end of the second motor is fixedly connected with the screw rod in a coaxial manner;
the second sliding block is arranged at the bottom of the second movable mounting table, the second movable mounting table moves in the second sliding groove through the second sliding block, and a threaded hole matched with the screw thread is formed in the second sliding block.
Preferably, the second chute is located below the first chute.
Preferably, a plurality of the test motors are fixedly mounted on top of a pair of the first and second movable mounting tables, respectively.
Preferably, a plurality of the test motors are assembled and connected with the electric drive axle through a plurality of couplers and a plurality of mounting bolts respectively.
The beneficial effects of the utility model are as follows:
1. the front and back screw rods are driven by the first motor to rotate respectively, so that a pair of first movable mounting tables relatively move in the first sliding groove, the positions of two ends of the electric drive axle are conveniently adjusted to be matched and mounted, the second movable mounting tables are driven by the second motor to rotate, the second movable mounting tables are moved to positions which are convenient to connect with the central driving part of the electric drive axle, the electric drive axle is suitable for mounting and fixing electric drive axles with different specifications, the test cost is reduced, and the application range is wide.
2. According to the utility model, the electric drive axle and the test motor are assembled and connected through the coupler and the mounting bolt, so that the installation is simple and convenient, the stability of the test result of the electric drive axle is ensured, and unnecessary installation steps are reduced.
Drawings
FIG. 1 is a schematic diagram of a durability test apparatus for an electric drive axle according to the present utility model;
FIG. 2 is a front view of an electric drive axle endurance testing apparatus according to the present utility model;
FIG. 3 is a top view of an electric drive axle durability test apparatus according to the present utility model;
fig. 4 is a side view of an electric drive axle durability test apparatus according to the present utility model.
In the figure: 1. a test bench; 2. an electric drive axle; 3. a first chute; 4. a positive and negative screw rod; 5. a first motor; 6. a first mobile mounting station; 7. a second chute; 8. a screw; 9. a second motor; 10. a second slider; 11. a second mobile mounting station; 12. testing a motor; 13. a coupling; 14. and (5) installing a bolt.
Detailed Description
Referring to fig. 1-4, an electric drive axle durability test device comprises a test bench 1, an electric drive axle 2 and a plurality of test motors 12, wherein a first chute 3 is transversely formed in the test bench 1, a second chute 7 is formed in the test bench 1, the first chute 3 and the second chute 7 are vertically arranged, and a length adjusting mechanism is arranged in the first chute 3 and used for adjusting a pair of test motors 12 to positions suitable for being installed at two ends of the electric drive axle 2;
the length adjusting mechanism comprises a pair of first movable mounting tables 6 used for adjusting the test motor 12 to be fixedly mounted with the two ends of the electric drive axle 2, the length adjusting mechanism further comprises a first motor 5 and a positive and negative screw rod 4, the first motor 5 is fixedly mounted on the side wall of the test table 1, the positive and negative screw rod 4 is placed in the first sliding groove 3, the output end of the first motor 5 is fixedly connected with the positive and negative screw rod 4 coaxially, the positive and negative screw rod 4 is driven to rotate through the first motor 5, so that the pair of first sliding blocks respectively drive the pair of first movable mounting tables 6 to relatively move in the first sliding groove 3, and the pair of test motors 12 are conveniently adjusted to a position suitable for being mounted with the two ends of the electric drive axle 2;
the pair of first sliders, a pair of first sliders symmetry sets up in first spout 3, a pair of first sliders sets up respectively in a pair of first removal mount table 6 bottom, first removal mount table 6 is through first slider removal in first spout 3, set up respectively on a pair of first sliders with positive and negative lead screw 4 screw thread looks adaptation's screw hole, the effect of setting up like this is through set up respectively on first slider with positive and negative lead screw 4 screw thread looks adaptation's screw hole make first motor 5 drive positive and negative lead screw 4 rotate the time first slider under positive and negative lead screw 4 and the cooperation of first spout 3, turn into the rotation of positive and negative lead screw 4 first slider rectilinear movement.
Referring to fig. 1 and 3, a width adjusting mechanism is arranged in the second chute 7, and the width adjusting mechanism is used for conveniently moving the test motor 12 to a position to be tested in the center of the electric drive axle 2 for installation;
the width adjusting mechanism comprises a second movable mounting table 11, the width adjusting mechanism further comprises a second motor 9 and a screw rod 8, the second motor 9 is fixedly arranged on the side wall of the test table 1, the screw rod 8 is placed in the second sliding groove 7, the output end of the second motor 9 is fixedly connected with the screw rod 8 coaxially, the screw rod 8 is driven to rotate through the second motor 9, the second movable mounting table 11 is enabled to move to a position convenient to be connected with the central driving part of the electric drive axle 2, the electric drive axle 2 with different specifications is suitable for mounting and fixing, the test cost is reduced, and the application range is wide;
the second slider 10, the second slider 10 sets up the bottom at second removal mount table 11, second removal mount table 11 is through second slider 10 removal in second spout 7, set up the screw hole with screw rod 8 screw thread looks adaptation on the second slider 10, the effect of setting up like this is through set up on second slider 10 with screw rod 8 screw thread looks adaptation screw hole make second motor 9 when drive screw rod 8 rotates second slider 10 under the cooperation of screw rod 8 and second spout 7, turn into the rotation of screw rod 8 the rectilinear movement of second slider 10, be convenient for drive second removal mount table 11 remove to the position of being connected with electric drive axle 2 central authorities' drive.
Referring to fig. 1, the second chute 7 is located below the first chute 3, and this has the effect that the movement of the second movable mount 11 on the test stand 1 does not interfere with the movement of the pair of first movable mounts 6 when the second chute 7 is located below the first chute 3.
Referring to fig. 1 and 3, the plurality of test motors 12 are respectively and fixedly installed at the tops of the pair of first movable installation tables 6 and the second movable installation table 11, and the effect of the arrangement is that the plurality of test motors 12 are conveniently driven to be adjusted to the positions matched with the electric drive axles 2 through the length adjusting mechanism and the width adjusting mechanism respectively, so that the electric drive axles 2 with different specifications are applicable to being installed and fixed, the test cost is effectively reduced, and the application range is wide.
Referring to fig. 1 and 3, the plurality of test motors 12 are assembled and connected with the electric drive axle 2 through the plurality of couplers 13 and the plurality of mounting bolts 14, and the effect of the arrangement is that the electric drive axle 2 is assembled and connected with the test motors 12 through the couplers 13 and the mounting bolts 14, so that the installation is simple and convenient, and unnecessary installation steps are reduced while the stability of the test result of the electric drive axle 2 is ensured.
The working principle of the utility model is as follows:
firstly, fix electric drive axle 2 on testboard 1, drive positive and negative lead screw 4 through first motor 5 and rotate, make a pair of first slider drive a pair of first removal mount table 6 respectively and move relatively in first spout 3, be convenient for adjust a pair of test motor 12 to be fit for with electric drive axle 2 both ends carry out the position of installation, drive screw 8 through second motor 9 and rotate, make second removal mount table 11 remove the position of being convenient for with electric drive axle 2 central authorities driven position connection, be suitable for and install fixedly electric drive axle 2 of different specifications, and carry out the assembly connection with electric drive axle 2 and test motor 12 through shaft coupling 13 and mounting bolt 14, the installation is simple convenient, when guaranteeing electric drive axle 2 test result stability, reduce unnecessary installation step, effectively reduce test cost, application scope is wide.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an electric drive axle durability testing arrangement, includes testboard (1), electric drive axle (2) and a plurality of test motor (12), its characterized in that, transversely seted up first spout (3) on testboard (1), second spout (7) have been seted up on testboard (1), first spout (3) and second spout (7) are perpendicular setting, be equipped with length adjustment mechanism in first spout (3), length adjustment mechanism includes a pair of first removal mount table (6) that are used for adjusting test motor (12) and electric drive axle (2) both ends and carry out fixed mounting, be equipped with width adjustment mechanism in second spout (7), width adjustment mechanism is including being used for conveniently removing test motor (12) to second removal mount table (11) that wait to test the position with electric drive axle (2) central authorities.
2. The electric drive axle durability testing apparatus of claim 1 wherein said length adjustment mechanism further comprises:
the testing device comprises a first motor (5) and a positive and negative screw rod (4), wherein the first motor (5) is fixedly arranged on the side wall of the testing table (1), the positive and negative screw rod (4) is placed in a first sliding groove (3), and the output end of the first motor (5) is fixedly connected with the positive and negative screw rod (4) in a coaxial manner;
the pair of first sliding blocks are symmetrically arranged in the first sliding groove (3), the pair of first sliding blocks are respectively arranged at the bottoms of the pair of first movable mounting tables (6), the first movable mounting tables (6) move in the first sliding groove (3) through the first sliding blocks, and threaded holes matched with the threads of the positive and negative screw rods (4) are respectively formed in the pair of first sliding blocks.
3. The electric drive axle durability testing apparatus according to claim 2, wherein said width adjustment mechanism further comprises:
the testing device comprises a second motor (9) and a screw rod (8), wherein the second motor (9) is fixedly arranged on the side wall of the testing table (1), the screw rod (8) is placed in a second sliding groove (7), and the output end of the second motor (9) is fixedly connected with the screw rod (8) in a coaxial manner;
the second sliding block (10), second sliding block (10) sets up the bottom at second removal mount table (11), second removal mount table (11) are through second sliding block (10) in second spout (7), set up the screw hole with screw rod (8) screw thread looks adaptation on second sliding block (10).
4. An electric drive axle durability testing device according to claim 1, characterized in that the second runner (7) is located below the first runner (3).
5. An electric drive axle durability testing apparatus according to claim 3 wherein a plurality of said test motors (12) are fixedly mounted on top of a pair of first (6) and second (11) movable mounting stations, respectively.
6. An electric drive axle durability testing apparatus according to claim 5, characterized in that a plurality of said test motors (12) are assembled with the electric drive axle (2) by means of a plurality of couplings (13) and a plurality of mounting bolts (14), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322073923.7U CN220418816U (en) | 2023-08-03 | 2023-08-03 | Durability testing device for electric drive axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322073923.7U CN220418816U (en) | 2023-08-03 | 2023-08-03 | Durability testing device for electric drive axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220418816U true CN220418816U (en) | 2024-01-30 |
Family
ID=89643977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322073923.7U Active CN220418816U (en) | 2023-08-03 | 2023-08-03 | Durability testing device for electric drive axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220418816U (en) |
-
2023
- 2023-08-03 CN CN202322073923.7U patent/CN220418816U/en active Active
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