A coaxial reducer reliability test platform for new energy vehicles

Abstract

The application relates to the field of mechanical testing, in particular to a new energy vehicle coaxial reducer reliability test platform, which comprises a bearing mechanism, the bearing mechanism is connected with a base plate through an adjusting mechanism, the base plate is connected with a coaxial reducer body, and environment detectors are arranged at the two ends of the coaxial reducer body; the adjusting mechanism comprises a mounting plate fixed on the bearing mechanism, a lifting assembly, a transverse adjusting assembly and a locking assembly which are arranged on the mounting plate; the device can realize stepless adjustment of the height and front-rear position of the coaxial reducer body through the adjusting mechanism, the device is more convenient to install, the base plate can drive the coaxial reducer body to move synchronously, the lifting assembly can effectively adjust the height of the base plate, the transverse adjusting assembly can effectively adjust the horizontal position of the base plate, and the locking assembly can effectively lock the adjusting mechanism and the lifting assembly at the same time.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of mechanical testing, in particular to a new energy vehicle coaxial reducer reliability test platform. BACKGROUND

[0002] The reducer is a compact structure, wide transmission ratio range, and has specific requirements for transmission accuracy and carrying capacity. Among them, there are many types of coaxial reducers, such as harmonic reducer, RV reducer, planetary reducer, cycloid pin wheel reducer, etc. It is widely used in industrial fields such as robots, medical devices, metallurgical machinery, etc. As a key component of the equipment, the reliability of the reducer has an important influence on the stability of the equipment. Therefore, the performance, accuracy, and life reliability of the reducer need to be tested to evaluate its quality level. Each type of test covers many test items, such as performance test covering no-load, load, overload, transmission efficiency, starting torque, and torsional stiffness test. Accuracy test includes air gap, backlash, and transmission error test. The life is the fatigue life test.

[0003] The coaxial reducer in the new energy vehicle needs to be detected after design and production. The test platform needs to adapt to different sizes of coaxial reducers during use. When assembling a new coaxial reducer, the height and front and rear position need to be adjusted. The existing adjusting device is difficult to adjust the height and front and rear position steplessly during use. Therefore, we design a new energy vehicle coaxial reducer reliability test platform. SUMMARY

[0004] In view of the above or the problem that the adjusting mechanism in the prior art cannot simultaneously adjust the height and front and rear position steplessly, the present application is proposed.

[0005] Therefore, the purpose of the present application is to provide a new energy vehicle coaxial reducer reliability test platform.

[0006] To solve the above technical problems, the present application provides the following technical scheme: a new energy vehicle coaxial reducer reliability test platform, comprising a bearing mechanism, the bearing mechanism is connected with a base plate through an adjusting mechanism, the base plate is connected with a coaxial reducer body, and the coaxial reducer body is provided with an environment detector at both ends; the adjusting mechanism comprises a mounting plate fixed on the bearing mechanism, and a lifting assembly, a lateral adjusting assembly and a locking assembly located on the mounting plate; the lifting assembly comprises a flow channel opened in the mounting plate, a piston is slidably connected at the center of the flow channel, a rectangular slot is opened at the top of the flow channel, an activity plate is slidably connected in the rectangular slot, a circular hole is opened at the center of the activity plate, a bracket is fixedly connected at the top of the circular hole, rubber layers are fixedly connected on both sides of the bracket, and an inner groove corresponding to the bracket and the rubber layers is opened at the bottom of the base plate.

[0007] As a preferred scheme of the reliability test platform for the coaxial reducer of the new energy vehicle, the cross section of the flow channel is in the shape of a mountain, the cross section of the movable plate is rectangular, the movable plate is in sealing sliding connection with the rectangular groove, the flow channel is in sealing sliding connection with the piston, the outer wall of the rubber layer is attached to the inner wall of the inner groove, the bottom of the rubber layer is fixedly connected with the movable plate, and the movable plate, the rubber layer and the bracket jointly enclose an elongated space.

[0008] As a preferred scheme of the reliability test platform for the coaxial reducer of the new energy vehicle, the cross section of the base plate is rectangular, and the base plate is connected with the coaxial reducer body through the fixing frame.

[0009] As a preferred scheme of the reliability test platform for the coaxial reducer of the new energy vehicle, the bearing mechanism comprises a bearing platform, two self-locking sliding tables are connected to the top of the bearing platform through positioning sliding rails, one of the self-locking sliding tables is fixedly connected with the adjusting mechanism, the other self-locking sliding table is fixedly connected with a magnetic powder brake and a measuring system at the top, the coaxial reducer body is connected with the magnetic powder brake through the measuring system, the other end of the coaxial reducer body is connected with a driving motor, and the driving motor is fixedly connected with the self-locking sliding table.

[0010] As a preferred scheme of the reliability test platform for the coaxial reducer of the new energy vehicle, the driving motor and the adjusting mechanism are located on the same self-locking sliding table, and the measuring system comprises a torque sensor, a rotation speed sensor and a pressure sensor.

[0011] As a preferred scheme of the reliability test platform for the coaxial reducer of the new energy vehicle, the lateral adjusting assembly comprises an adjusting groove formed in the mounting plate, a sliding plate is slidingly connected at the center of the adjusting groove, inclined surfaces are arranged on both sides of the sliding plate, first movable blocks and second movable blocks are arranged on both sides of the inclined surfaces, the top of the first movable blocks and the second movable blocks is fixedly connected with the base plate, a tooth column is rotatably connected with the piston, and the tooth column is engaged with the sliding plate.

[0012] As a preferred scheme of the reliability test platform for the coaxial reducer of the new energy vehicle, the cross section of the adjusting groove is rectangular, and the center of the adjusting groove is in communication with the flow channel.

[0013] As a preferred scheme of the new energy vehicle coaxial reducer reliability test platform, the locking assembly comprises a taper groove opened on the adjusting groove, a plurality of locking pieces are fixedly connected on the taper groove, an anti-skid layer is fixedly connected on the inner wall of the locking piece, a locking plate is slidably connected on the top of the locking piece, a screw ring is threadedly connected on the locking plate through the built-in groove, the locking assembly further comprises a locking column fixedly connected on the tooth column, the locking column is matched with the locking piece, and an anti-skid coating is coated on the outer wall of the locking column.

[0014] As a preferred scheme of the new energy vehicle coaxial reducer reliability test platform, the locking assembly comprises a taper groove opened on the adjusting groove, a plurality of locking pieces are fixedly connected on the taper groove, an anti-skid layer is fixedly connected on the inner wall of the locking piece, a locking plate is slidably connected on the top of the locking piece, a screw ring is threadedly connected on the locking plate through the built-in groove, the locking assembly further comprises a locking column fixedly connected on the tooth column, the locking column is matched with the locking piece, and an anti-skid coating is coated on the outer wall of the locking column.

[0015] As a preferred scheme of the new energy vehicle coaxial reducer reliability test platform, the locking assembly comprises a taper groove opened on the adjusting groove, a plurality of locking pieces are fixedly connected on the taper groove, an anti-skid layer is fixedly connected on the inner wall of the locking piece, a locking plate is slidably connected on the top of the locking piece, a screw ring is threadedly connected on the locking plate through the built-in groove, the locking assembly further comprises a locking column fixedly connected on the tooth column, the locking column is matched with the locking piece, and an anti-skid coating is coated on the outer wall of the locking column.

[0016] The new energy vehicle coaxial reducer reliability test platform has the advantages that the height and front and rear position of the coaxial reducer body can be steplessly adjusted through the adjusting mechanism, the device is more convenient to install, the base plate can drive the coaxial reducer body to move synchronously, the lifting assembly can effectively adjust the height of the base plate, the horizontal adjusting assembly can effectively adjust the horizontal position of the base plate, and the locking assembly can effectively lock the adjusting mechanism and the lifting assembly at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0018] Figure 1 It is a whole structure schematic view of the new energy vehicle coaxial reducer reliability test platform.

[0019] Figure 2 It is a partial structure schematic view of the new energy vehicle coaxial reducer reliability test platform.

[0020] Figure 3 It is an adjusting mechanism schematic view of the new energy vehicle coaxial reducer reliability test platform.

[0021] Figure 4 It is an internal structure schematic view of the lifting assembly of the new energy vehicle coaxial reducer reliability test platform.

[0022] Figure 5 It is the rubber layer and inner groove structure schematic view of new energy automobile coaxial reducer reliability test platform.

[0023] Figure 6 It is the section view of mounting plate of new energy automobile coaxial reducer reliability test platform.

[0024] Figure 7 It is the section view of mounting plate of new energy automobile coaxial reducer reliability test platform.

[0025] Figure 8 It is the schematic view of horizontal adjustment assembly of new energy automobile coaxial reducer reliability test platform.

[0026] Figure 9 It is the schematic view of locking assembly of new energy automobile coaxial reducer reliability test platform.

[0027] In the figure: 1, bearing mechanism; 10, bearing platform; 11, positioning slide rail; 12, self-locking slide table; 13, magnetic powder brake; 14, measurement system; 15, driving motor; 2, adjustment mechanism; 20, mounting plate; 21, lifting assembly; 22, horizontal adjustment assembly; 23, locking assembly; 210, flow channel; 211, piston; 212, rectangular groove; 213, movable plate; 214, round hole; 215, support; 216, rubber layer; 217, inner groove; 220, adjustment groove; 221, sliding plate; 222, inclined surface; 223, first movable block; 224, second movable block; 225, tooth column; 230, taper groove; 231, locking piece; 232, locking plate; 233, built-in groove; 234, spiral ring; 235, locking column; 236, handle; 3, base plate; 4, coaxial reducer body; 5, environment monitor. DETAILED DESCRIPTION

[0028] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0029] Example 1, refer to Figures 1-9 , it is the first embodiment of the present application, the embodiment provides a new energy automobile coaxial reducer reliability test platform, can realize stepless adjustment coaxial reducer body 4 height and front and back position effect, it includes bearing mechanism 1, bearing mechanism 1 is connected to base plate 3 through adjustment mechanism 2, base plate 3 connects coaxial reducer body 4, coaxial reducer body 4 both ends are equipped with environment monitor 5;Adjustment mechanism 2 includes mounting plate 20 fixed on bearing mechanism 1, and lifting assembly 21, horizontal adjustment assembly 22 and locking assembly 23 on mounting plate 20, environment detector 5 is an environmental monitoring sensor;

[0030] More, the bearing mechanism 1 is used for accommodating all devices during detection, a horizontal platform is provided, the adjusting mechanism 2 is used for stepless adjusting the height and the front and back positions of the coaxial reducer body 4, the setting of the base plate 3 can drive the coaxial reducer body 4 to move synchronously, the section of the base plate 3 is rectangular, the base plate 3 is metal material, the setting of the lifting assembly 21 can effectively adjust the height of the base plate 3, the transverse adjusting assembly 22 can effectively adjust the horizontal position of the base plate 3, and the setting of the locking assembly 23 can effectively lock the adjusting mechanism 2 and the lifting assembly 21 at the same time.

[0031] The lifting assembly 21 comprises a flow channel 210 formed in the inside of the mounting plate 20, the flow channel 210 is internally provided with hydraulic oil, the flow channel 210 is slidably connected with a piston 211 at the center, a rectangular groove 212 is formed at the top of the flow channel 210, an activity plate 213 is slidably connected in the rectangular groove 212, a circular hole 214 is formed at the center of the activity plate 213, a support 215 is fixedly connected to the top of the circular hole 214, rubber layers 216 are fixedly connected to the two sides of the support 215, and an inner groove 217 corresponding to the support 215 and the rubber layers 216 is formed at the bottom of the base plate 3.

[0032] The setting of the flow channel 210 can effectively accommodate the hydraulic oil, the setting of the piston 211 can effectively extrude the hydraulic oil in the flow channel 210, the rectangular groove 212 can effectively limit the activity plate 213 to only produce vertical displacement, a sealing coating is arranged between the activity plate 213 and the rectangular groove 212, the setting of the circular hole 214 facilitates the flow of the hydraulic oil, when the hydraulic oil passes through the circular hole 214 and enters the support 215 and the rubber layers 216, the rubber layers 216 will be deformed due to the increase of pressure, thereby increasing the friction between the rubber layers 216 and the inner groove 217, anti-skid coatings are arranged on the two sides of the inner wall of the inner groove 217 corresponding to the rubber layers 216, and the support 215 is metal material.

[0033] The section of the flow channel 210 is in the shape of a mountain, the section of the activity plate 213 is rectangular, the activity plate 213 is sealingly and slidably connected with the rectangular groove 212, the flow channel 210 is sealingly and slidably connected with the piston 211, the outer wall of the rubber layers 216 is attached to the inner wall of the inner groove 217, the bottom of the rubber layers 216 is fixedly connected with the activity plate 213, and the activity plate 213, the rubber layers 216 and the support 215 jointly enclose a long strip-shaped space.

[0034] The section of the substrate 3 is rectangular, the substrate 3 is connected with the coaxial reducer body 4 through the fixing frame, the bearing mechanism 1 comprises a bearing platform 10, the top of the bearing platform 10 is connected with two self-locking sliding tables 12 through positioning sliding rails 11, one of the self-locking sliding tables 12 is fixedly connected with the adjusting mechanism 2, and the top of the other self-locking sliding table 12 is fixedly connected with a magnetic powder brake 13 and a measuring system 14; the coaxial reducer body 4 is connected with the magnetic powder brake 13 through the measuring system 14, the coaxial reducer body 4 is connected with a driving motor 15 at the other end, and the driving motor 15 is fixedly connected with the self-locking sliding table 12. The driving motor 15 and the adjusting mechanism 2 are located on the same self-locking sliding table 12, and the measuring system 14 comprises a torque sensor, a rotating speed sensor and a pressure sensor.

[0035] Further, the bearing platform 10 is rectangular and in a hollow form, the self-locking sliding table 12 can effectively drive the coaxial reducer body 4 to move on the bearing platform 10, so that a plurality of detection devices can be assembled, the driving motor 15 is electrically connected with an external power supply, and the driving motor 15 is arranged to drive the coaxial reducer body 4 to operate, so that the coaxial reducer body 4 is detected.

[0036] In the working process of the device, the coaxial reducer body 4 is installed on the substrate 3, the height of the substrate 3 is adjusted by operating the lifting assembly 21, the horizontal position of the substrate 3 is adjusted by operating the transverse adjusting assembly 22, the adjusting mechanism 2 and the lifting assembly 21 are locked after the adjustment is completed, the measuring system 14 and the environment monitor 5 are started, the state of the coaxial reducer body 4 during the operation of the device is detected, the magnetic powder brake 13 is adjusted to a preset value, the driving motor 15 is started, the driving motor 15 is started, so that the coaxial reducer body 4 is driven to operate, the magnetic powder brake 13 increases the load of the coaxial reducer body 4, and the output data of the measuring system 14 and the environment monitor 5 can be observed.

[0037] In summary, the adjusting mechanism 2 is used for stepless adjustment of the height and the front and back positions of the coaxial reducer body 4, the substrate 3 can drive the coaxial reducer body 4 to move synchronously, the lifting assembly 21 can effectively adjust the height of the substrate 3, the transverse adjusting assembly 22 can effectively adjust the horizontal position of the substrate 3, and the locking assembly 23 can effectively lock the adjusting mechanism 2 and the lifting assembly 21 at the same time.

[0038] Embodiment 2, refer to Figures 4-8For the second embodiment of the application, unlike the previous embodiment, this embodiment provides a lateral adjustment assembly 22 of the coaxial reducer reliability test platform of the new energy vehicle, solves the problem of lateral infinite adjustment of the coaxial reducer body 4, and the lateral adjustment assembly 22 comprises an adjustment groove 220 opened on the mounting plate 20, a sliding plate 221 slidingly connected at the center of the adjustment groove 220, inclined surfaces 222 provided on both sides of the sliding plate 221, first and second movable blocks 223 and 224 provided on both sides of the inclined surfaces 222, the first and second movable blocks 223 and 224 fixedly connected to the top of the base plate 3, a plurality of springs fixedly connected between the first and second movable blocks 223 and 224 and the inner wall of the adjustment groove 220, the setting of the springs can effectively prevent the first and second movable blocks 223 and 224 from rebounding, and the piston 211 is rotationally connected with a tooth column 225, and the tooth column 225 is engaged with the sliding plate 221.

[0039] Wherein, the two sides of the tooth plate are in contact with the inner wall of the adjustment groove 220, the setting of the adjustment groove 220 can effectively limit the tooth plate, and the stable operation of the tooth plate can be ensured during use, the tooth plate is made of metal material, the inclined surfaces 222 located on both sides of the sliding plate 221 are parallel to each other, and the inclined thrusts generated by the two sides are opposite when the sliding plate 221 moves to both sides, which can effectively drive the coaxial reducer body 4 to be infinitely adjusted.

[0040] The cross section of the adjustment groove 220 is rectangular, and the center of the adjustment groove 220 is in communication with the flow channel 210.

[0041] The remaining structures are the same as those of embodiment 1.

[0042] In summary, the lateral adjustment assembly 22 can effectively adjust the horizontal position of the base plate 3 and improve the assembly efficiency of the coaxial reducer body 4.

[0043] Embodiment 3, referring to Figures 3-9 For the third embodiment of the application, unlike the previous embodiment, this embodiment provides a locking assembly 23 of the coaxial reducer reliability test platform of the new energy vehicle, solves the problem of locking the adjustment mechanism 2 and the lifting assembly 21 at the same time, and the locking assembly 23 comprises a taper groove 230 opened on the adjustment groove 220, a plurality of locking pieces 231 fixedly connected on the taper groove 230, an anti-slip layer fixedly connected to the inner wall of the locking piece 231, a locking plate 232 slidingly connected to the top of the locking piece 231, a screw ring 234 threadedly connected to the locking plate 232 through an embedded groove 233, and the locking assembly 23 further comprises a locking column 235 fixedly connected to the tooth column 225, the locking column 235 is matched with the locking piece 231, and the outer wall of the locking column 235 is coated with an anti-slip coating.

[0044] Specifically, the taper groove 230 can accommodate a plurality of locking pieces 231, the number of locking pieces 231 is a plurality, and is arranged in a ring array inside the taper groove 230, the locking piece 231 is made of spring steel material, which has deformation ability and can effectively reset, the anti-skid layer can provide stronger friction when contacting with the locking column 235, thereby better fixing the locking column 235, the anti-skid coating on the locking column 235 can better adapt to the locking piece 231.

[0045] The spiral ring 234 is fixedly connected with the side wall of the mounting plate 20, the inner wall of the locking plate 232 is conical and matched with the locking piece 231, the cross-sectional diameter of the piston 211, the tooth column 225 and the locking column 235 is consistent, and the end of the locking column 235 away from the tooth column 225 is fixedly connected with the handle 236 convenient for rotating operation.

[0046] Moreover, the handle 236 is made of metal material, and the handle 236 is more labor-saving when being twisted and pressed.

[0047] The remaining structures are the same as those of example 2.

[0048] In operation, the coaxial reducer body 4 is installed on the base plate 3, and the horizontal position of the base plate 3 is adjusted by operating the transverse adjusting assembly 22.

[0049] The handle 236 is rotated, the base plate 3 is in the lowest position of the device in the initial stage of installation, the horizontal position is adjusted preferentially at this time, the handle 236 drives the tooth column 225 to rotate, the tooth column 225 drives the tooth plate to translate, the tooth plate drives the inclined surface 222 to abut against the first movable block 223 or the second movable block 224, the first movable block 223 or the second movable block 224 is extruded to drive the base plate 3 to translate, and the rotation of the handle 236 is stopped after reaching the preset position.

[0050] Next, the height of the base plate 3 is adjusted by operating the lifting assembly 21.

[0051] At this time, the base plate 3 is in the lowest position of the initial state of the device, the handle 236 is pushed at this time, the handle 236 moves to extrude the hydraulic oil in the flow channel 210, the hydraulic oil is extruded to enter the support 215 and the rubber layer 216 inside through the circular hole 214, the rubber layer 216 is deformed due to the increase of internal hydraulic pressure, thereby increasing the friction between the rubber layer 216 and the inner groove 217, and the anti-skid coating is arranged on the inner wall of the inner groove 217 on both sides corresponding to the rubber layer 216 at this time, thereby further fixing the base plate 3, the handle 236 is continuously pushed, the hydraulic oil drives the movable plate 213 to rise, the movable plate 213 rises to drive the base plate 3 to rise, thereby completing the height adjustment of the base plate 3 and the coaxial reducer body 4.

[0052] After the adjustment is completed, the locking assembly 23 is enabled.

[0053] The rotating locking plate 232 is away from the mounting plate 20 due to the limiting effect of the built-in slot 233 and the spiral ring 234, and drives the multiple locking pieces 231 to retract, which fixes the locking column 235, and the locking column 235 is fixed to fix the gear plate and the piston 211, at this time, the fixing of the device to the coaxial reducer body 4 is completed;

[0054] After fixing, the measuring system 14 and the environmental monitor 5 are enabled to detect the state of the coaxial reducer body 4 during operation of the device, the magnetic powder brake 13 is adjusted to reach the preset value, the driving motor 15 is started, thereby driving the coaxial reducer body 4 to operate, the magnetic powder brake 13 increases the load of the coaxial reducer body 4, and the output data of the measuring system 14 and the environmental detector 5 is observed.

[0055] In summary, the device can realize stepless adjustment of the height and front and rear position of the coaxial reducer body 4 through the adjusting mechanism 2, which is more convenient for installation of the device, the base plate 3 can drive the coaxial reducer body 4 to move synchronously, the lifting assembly 21 can effectively adjust the height of the base plate 3, the horizontal adjusting assembly 22 can effectively adjust the horizontal position of the base plate 3, and the locking assembly 23 can effectively lock the adjusting mechanism 2 and the lifting assembly 21 at the same time.

[0056] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, which should be covered in the scope of the claims of the present application.

Claims

1. A new energy vehicle coaxial reducer reliability test platform, characterized in that: Including the bearing mechanism (1), the bearing mechanism (1) is connected to the base plate (3) through the adjusting mechanism (2), the base plate (3) is connected to the coaxial reducer body (4), and the coaxial reducer body (4) is provided with an environmental monitor (5) at both ends; The adjusting mechanism (2) includes a mounting plate (20) fixed on the bearing mechanism (1), and a lifting assembly (21), a transverse adjusting assembly (22) and a locking assembly (23) located on the mounting plate (20); The lifting assembly (21) includes a flow channel (210) opened in the mounting plate (20), a piston (211) slidably connected at the center of the flow channel (210), a rectangular slot (212) opened at the top of the flow channel (210), and an activity plate (213) slidably connected in the rectangular slot (212), the activity plate (213) is sealingly and slidably connected with the rectangular slot (212), the flow channel (210) is sealingly and slidably connected with the piston (211), a circular hole (214) is opened at the center of the activity plate (213), the circular hole (214) is used for flowing hydraulic oil, a support (215) is fixedly connected at the top of the circular hole (214), rubber layers (216) are fixedly connected on both sides of the support (215), and the activity plate (213), the rubber layers (216) and the support (215) jointly form an elongated space, and an inner groove (217) corresponding to the support (215) and the rubber layers (216) is formed at the bottom of the base plate (3).

2. The new energy vehicle coaxial reducer reliability test platform of claim 1, wherein: The section of the flow channel (210) is in the shape of a mountain, the section of the activity plate (213) is rectangular, the outer wall of the rubber layer (216) is attached to the inner wall of the inner groove (217), and the bottom of the rubber layer (216) is fixedly connected with the activity plate (213).

3. The new energy vehicle coaxial reducer reliability test platform of claim 1, wherein: The section of the base plate (3) is rectangular, and the base plate (3) is connected with the coaxial reducer body (4) through a fixing frame.

4. The new energy vehicle coaxial reducer reliability test platform of claim 1, wherein: The bearing mechanism (1) includes a bearing platform (10), two self-locking sliding tables (12) are connected to the top of the bearing platform (10) through positioning sliding rails (11), one of the self-locking sliding tables (12) is fixedly connected with the adjusting mechanism (2), the other self-locking sliding table (12) is fixedly connected with a magnetic powder brake (13) and a measurement system (14) at the top, the coaxial reducer body (4) is connected with the magnetic powder brake (13) through the measurement system (14), the coaxial reducer body (4) is connected with a driving motor (15) at the other end, and the driving motor (15) is fixedly connected with the self-locking sliding table (12).

5. The new energy vehicle coaxial reducer reliability test platform of claim 4, wherein: The driving motor (15) and the adjusting mechanism (2) are located on the same self-locking sliding table (12), and the measurement system (14) includes a torque sensor, a rotation speed sensor and a pressure sensor.

6. The new energy vehicle coaxial reducer reliability test platform of claim 2, wherein: The transverse adjusting assembly (22) comprises an adjusting groove (220) formed on the mounting plate (20), a sliding plate (221) is slidably connected at the center of the adjusting groove (220), and the two sides of the sliding plate (221) are provided with inclined surfaces (222); the two sides of each inclined surface (222) are correspondingly provided with a first movable block (223) and a second movable block (224); the top of each first movable block (223) and second movable block (224) is fixedly connected with the base plate (3); and the piston (211) is rotatably connected with a tooth column (225), and the tooth column (225) is engaged with the sliding plate (221).

7. The new energy vehicle coaxial reducer reliability test platform of claim 6, wherein: The section of the adjusting groove (220) is rectangular, and the center of the adjusting groove (220) is communicated with the flow channel (210).

8. The new energy vehicle coaxial reducer reliability test platform of claim 6, wherein: The locking assembly (23) comprises a taper groove (230) formed on the adjusting groove (220), a plurality of locking sheets (231) are fixedly connected on the taper groove (230), an anti-skid layer is fixedly connected on the inner wall of each locking sheet (231), a locking plate (232) is slidably connected on the top of each locking sheet (231), a screw ring (234) is threadedly connected on the locking plate (232) through an embedded groove (233), and the locking assembly (23) further comprises a locking column (235) fixedly connected on the tooth column (225), the locking column (235) is matched with the locking sheet (231), and an anti-skid coating is coated on the outer wall of the locking column (235).

9. The new energy vehicle coaxial reducer reliability test platform of claim 8, wherein: The screw ring (234) is fixedly connected with the side wall of the mounting plate (20), the inner wall of the locking plate (232) is tapered and matched with the locking sheet (231).

10. The new energy vehicle coaxial reducer reliability test platform of claim 8, wherein: The section diameters of the piston (211), the tooth column (225) and the locking column (235) are consistent, and a handle (236) facilitating rotation is fixedly connected on the end of the locking column (235) away from the tooth column (225). The section diameters of the piston (211), the tooth column (225) and the locking column (235) are consistent, and a handle (236) facilitating rotation is fixedly connected on the end of the locking column (235) away from the tooth column (225).

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