Performance attenuation simulation test equipment for hub motor
阅读说明:本技术 一种用于轮毂电机的性能衰减模拟测试设备 (Performance attenuation simulation test equipment for hub motor ) 是由 金燕 于 2020-06-10 设计创作,主要内容包括:本发明涉及轮毂电机领域,具体是涉及一种用于轮毂电机的性能衰减模拟测试设备,包括轮毂电机,还包括车轮、轮毂架、用于轮毂电机位于不同测试设备进行方位调节的移动组件和转向组件、用于检测轮毂电机扭矩的扭矩检测组件、用于检测轮毂电机跌落后性能是否出现波动的跌落台、用于检测轮毂电机密封性的喷水箱和用于检测轮毂电机在极限温度下性能情况的温度模拟室,转向组件设置于移动组件上,轮毂架设置于转向组件顶部,轮毂电机设置于轮毂架上,车轮套设于轮毂电机上,扭矩检测组件包括一个皮带和一个扭矩传感器,本发明解决了轮毂电机无法同时对其性能进行多方面检测的问题,减少了人力劳动,提高了检测效率。(The invention relates to the field of in-wheel motors, in particular to performance attenuation simulation test equipment for an in-wheel motor, which comprises the in-wheel motor, a wheel, a hub frame, a moving assembly, a steering assembly, a torque detection assembly, a falling platform, a water spraying box and a temperature simulation chamber, wherein the moving assembly and the steering assembly are used for adjusting the direction of the in-wheel motor in different test equipment, the torque detection assembly is used for detecting the torque of the in-wheel motor, the falling platform is used for detecting whether the performance of the in-wheel motor fluctuates after falling, the water spraying box is used for detecting the sealing performance of the in-wheel motor, the temperature simulation chamber is used for detecting the performance condition of the in-wheel motor at the limit temperature, the steering assembly is arranged on the moving assembly, the hub frame is arranged at the top of the steering assembly, the in-wheel motor is arranged on the hub frame, the wheel is, the labor intensity is reduced, and the detection efficiency is improved.)
1. A performance attenuation simulation test device for an in-wheel motor is characterized by comprising the in-wheel motor (1), and further comprising a wheel (2), a hub frame (3), a moving assembly and a steering assembly, wherein the moving assembly and the steering assembly are used for adjusting the azimuth of the in-wheel motor (1) in different test devices, a torque detection assembly for detecting the torque of the in-wheel motor (1), a falling platform (4) for detecting whether the performance of the in-wheel motor (1) fluctuates after falling, a water spray box (5) for detecting the sealing performance of the in-wheel motor (1) and a temperature simulation chamber (6) for detecting the performance condition of the in-wheel motor (1) at the limit temperature, the steering assembly is arranged on the moving assembly, the hub frame (3) is arranged at the top of the steering assembly, the in-wheel motor (1) is arranged on the hub frame (3), the wheel (2) is sleeved on the in-wheel motor (1), the torque detection assembly is arranged at the side of the hub frame (3), the falling platform (4), the water spraying box (5) and the temperature simulation chamber (6) are sequentially arranged between the moving assembly and the one side, away from the torque detection assembly, of the moving assembly, the torque detection assembly comprises a belt (7) and a torque sensor (8), the belt (7) is arranged below the wheel (2) through a support (9) along the length direction of the moving assembly, and the torque sensor (8) is arranged on one side of the support (9).
2. A performance attenuation simulation test device for an in-wheel motor according to claim 1, it is characterized in that the moving assembly comprises a sliding table (10) and a sliding block (11), the sliding block (11) can be arranged on the sliding table (10) in a sliding way, a first screw rod (12) is also arranged inside the sliding table (10) along the length direction of the sliding table (10), the sliding block (11) is sleeved on the first screw rod (12), the first screw rod (12) is driven by a first driving motor (13), the top of the sliding block (11) is also fixedly provided with a base (14) for mounting a rotary supporting and steering assembly, two sides of the top of the base (14) are also respectively provided with a lantern ring (15), each lantern ring (15) is sleeved with a guide rod (16) in a sliding way, and the common end of the two guide rods (16) is fixed through a fixed seat (17).
3. The performance attenuation simulation test device for the in-wheel motor according to claim 2, wherein the steering assembly comprises a circular frame body (18), a rotating motor (19) and a gear driving mechanism, the gear driving mechanism is arranged on the circular frame body (18), the rotating motor (19) is arranged at the bottom of the circular frame body (18), the circular frame body (18) is fixed at the top of the base (14) through a plurality of bolts, the rotating motor (19) is also positioned in the base (14), the gear driving mechanism comprises a driving gear (20) and a cross plate (21), the driving gear (20) is arranged at the top of the circular frame body (18) in a horizontal state, the driving gear (20) and the circular frame body (18) share a common axis, an output shaft of the rotating motor (19) penetrates through the bottom of the circular frame body (18) to upwards extend, and the driving gear (20) is fixedly sleeved on an output end of the rotating motor (19), the cross plate (21) is arranged on the top of the driving gear (20).
4. The performance attenuation simulation test device for the in-wheel motor according to claim 3, wherein the gear driving mechanism further comprises an inner ring gear (22) and two driven gears (23), the inner ring gear (22) is fixed on the inner side wall of the circular frame body (18) in a horizontal state, the inner ring gear (22) and the driving gear (20) share the same axis, the two driven gears (23) are uniformly distributed along the circumferential direction of the driving gear (20), the gear teeth of the two driven gears (23) are respectively meshed with the gear teeth of the inner ring gear (22) and the gear teeth of the driving gear (20), the diameter of the driving gear (20) is larger than the diameter of the two driven gears (23), a rotating shaft is further sleeved on each of the two driven gears (23), and the bottoms of the two sides of the cross plate (21) are further fixed at the top ends of the corresponding rotating shaft, four sides of the top of the cross plate (21) are respectively provided with a fixing piece (24).
5. The performance attenuation simulation test equipment for the in-wheel motor is characterized in that the bottoms of four sides of the cross plate (21) are respectively provided with an arc-shaped block (25), the top of the circular frame body (18) is positioned on the outer side of the inner ring gear (22) and is also provided with a circle of circular grooves (26) along the circumferential direction, each arc-shaped block (25) can be rotatably arranged in each circular groove (26), a rectangular plate (27) for supporting the hub frame (3) is further arranged above the cross plate (21), the bottom of each rectangular plate (27) is further provided with four fixing blocks (28), the bottom of each fixing block (28) is further respectively fixed in the corresponding fixing piece (24), and the bottom of the hub frame (3) is fixed on the top of each rectangular plate (27) through a plurality of locking bolts.
6. The performance attenuation simulation test equipment for the in-wheel motor according to claim 5, wherein the center of the wheel (2) is sleeved on the output shaft of the in-wheel motor (1), a disc (29) is fixed on one side of the in-wheel motor (1) far away from the wheel (2), a telescopic column (30) for driving the wheel (2) to adjust is fixedly arranged on one side of the disc (29), a plurality of U-shaped notches (31) are uniformly formed in the outer side wall of the telescopic column (30) along the circumferential direction, a positioning disc (32) is further arranged at the free end of the telescopic column (30), one side of the positioning disc (32) facing the telescopic column (30) is further inserted into the corresponding U-shaped notches (31) through a plurality of inserting rods (33), a clamping block (34) for preventing falling is further arranged at one end of each inserting rod (33), a second screw rod (35) is further arranged at the center of one side of the positioning disc (32) facing the telescopic column (30), the second screw rod (35) is in threaded connection with the telescopic column (30), the second screw rod (35) is further driven by a second driving motor (36), and the second driving motor (36) is driven on the outer side of the positioning disc (32).
7. The performance attenuation simulation test device for the in-wheel motor according to claim 6, wherein a protection cylinder (37) is further arranged on the positioning disc (32) and positioned outside the plurality of insertion rods (33), two round rods (38) are further arranged on two sides of the hub frame (3) along the height direction, a lifting block (39) is further arranged on the outer side wall of each protection cylinder (37) in a sliding mode and sleeved on the corresponding round rod (38), a winding motor (40) is further fixedly arranged on the top of the hub frame (3), a winding wheel (41) is further arranged on an output shaft of the winding motor (40), a hanging piece (42) is arranged on the top of each protection cylinder (37), a hanging rope (43) is further fixedly arranged on each winding wheel (41), the free end of each hanging rope (43) is fixed on each hanging piece (42), a collision cylinder (44) is further arranged on the winding motor (40) in a vertical mode through a fixing piece (24), the output shaft of the abutting cylinder (44) penetrates through the top of the hub frame (3) and extends downwards, and the output end of the abutting cylinder (44) is also provided with an abutting plate (45) used for preventing the wheel (2) from fluctuating when rotating on the belt (7).
8. The performance attenuation simulation test device for the hub motor according to claim 7, wherein a photoelectric sensor (46) is arranged at the bottom of the hub frame (3), a sensing piece (47) for sensing the photoelectric sensor (46) is further arranged on one side of the falling platform (4), the water spraying box (5) is located beside the falling platform (4), a box cover (48) is further arranged at the top of the water spraying box (5), a handle (49) convenient for manual taking and a feeding opening (50) for feeding sludge to detect the performance of the hub motor (1) are further arranged at the top of the box cover (48), a round opening (51) for clamping the telescopic column (30) is further arranged at the joint of the water spraying box (5) and the box cover (48), a water bucket (52) is fixedly arranged on each of two sides of the water spraying box (5), and the top of each water bucket (52) is connected into the water spraying box (5) through a water spraying pipe (53), and a return pipeline (54) is also communicated between the water spraying box (5) and the two water buckets (52).
9. The performance attenuation simulation test device for the in-wheel motor according to claim 8, wherein the temperature simulation chamber (6) is located beside the water spraying box (5), the top of the temperature simulation chamber (6) is open, a bayonet (55) for clamping the telescopic column (30) is further arranged on one side of the temperature simulation chamber (6) facing the in-wheel motor (1), two observation windows (56) for enabling an operator to observe conditions are further arranged on the side wall of the temperature simulation chamber (6), a turnover cover (57) for turnover is further arranged on the top of the temperature simulation chamber (6), a handle (58) is arranged on the top of the turnover cover (57), and a supporting platform (59) for placing the wheel (2) is further arranged at the bottom of the inner side of the temperature simulation chamber (6).
10. The performance attenuation simulation test device for the in-wheel motor is characterized in that the top of the turnover cover (57) is further provided with two input pipes (60) for introducing cooling liquid in an extremely cold environment, two side walls of the temperature simulation chamber (6) are further provided with a plurality of heating wires (61) for a high-temperature environment, and the back side of the temperature simulation chamber (6) is further provided with two fans (62) for facilitating temperature guidance.
Technical Field
The invention relates to the field of hub motors, in particular to performance attenuation simulation test equipment for a hub motor.
Background
In the face of increasingly severe energy crisis and environmental pollution problems, countries in the world successively publish the time of forbidding fuel oil automobiles, the development of new energy automobiles becomes an unblocked trend, electric automobiles are taken as the mainstream of new energy automobile development and have gained greater development, the driving mode of driving the electric automobiles by using a hub motor device is called as the final driving mode of future electric automobiles, and the hub motor technology is also called as in-wheel motor technology, has wide market prospect, has the biggest characteristic that power, transmission and braking devices are integrated into a hub, and therefore the mechanical part of the electric automobiles is greatly simplified.
The safety and reliability of the electric automobile are very important performance indexes, so that the performance test of the hub motor is an indispensable work, more test devices are used for the traditional automobile in the current market, test tables for the hub motor of the electric automobile are few and few, at the present stage, most of the tests and the debugging of the performance of the electric wheel driving device of the hub motor adopt the traditional test method, namely, the hub motor is installed on the electric automobile for actual measurement, the efficiency of the method is extremely low, the method has great potential safety hazards, in addition, the hub motor driving electric automobile is not popularized on a large scale, and the existing hub motor test table technology is not mature.
When in-wheel motor is examining its performance, the tradition often with the wheel mounting carry out the detection of each side on in-wheel motor, the tradition detects most unable a plurality of aspects simultaneously and detects, need place in-wheel motor and detect on the equipment of difference, has so not only increaseed human labor, has still reduced detection efficiency, consequently, need design one kind and can carry out many-sided equipment that detects to in-wheel motor simultaneously.
Disclosure of Invention
The technical problem to be solved by the invention is to provide performance attenuation simulation test equipment for the hub motor, and the technical scheme solves the problem that the hub motor cannot simultaneously carry out multi-aspect detection on the performance of the hub motor.
In order to solve the technical problems, the invention provides the following technical scheme:
the performance attenuation simulation test equipment for the in-wheel motor comprises the in-wheel motor, a wheel, a hub frame, a moving assembly and a steering assembly which are used for adjusting the direction of the in-wheel motor when the in-wheel motor is positioned on different test equipment, a torque detection assembly for detecting the torque of the in-wheel motor, a falling platform for detecting whether the performance of the in-wheel motor fluctuates after falling, a water spraying box for detecting the sealing performance of the in-wheel motor and a temperature simulation chamber for detecting the performance condition of the in-wheel motor at the limit temperature, wherein the steering assembly is arranged on the moving assembly, the hub frame is arranged at the top of the steering assembly, the in-wheel motor is arranged on the hub frame, the wheel is sleeved on the in-wheel motor, the torque detection assembly is arranged on one side of the hub frame, the side falling platform, the water spraying box and the temperature simulation chamber are sequentially arranged on one side of the moving assembly, which, the belt is arranged below the wheel through a support along the length direction of the moving assembly, and the torque sensor is arranged on one side of the support.
As an optimal scheme for a performance attenuation simulation test equipment for in-wheel motor, the removal subassembly includes a slip table and a slider, the slider can gliding the setting on the slip table, the inside length direction along the slip table of slip table still is equipped with a first screw rod, the slider cover is located on the first screw rod, and first screw rod still drives through a driving motor, the top of slider still fixedly is equipped with a base that is used for installing rotatory support to turn to the subassembly, the top both sides of base still are equipped with a lantern ring respectively, all the slip cap is equipped with a guide bar on every lantern ring, and the common end of two guide bars is all fixed through a fixing base.
As an optimal scheme that is used for in-wheel motor's performance decay simulation test equipment, turn to the subassembly and include a round frame body, a rotating electrical machines and a gear drive mechanism, gear drive mechanism sets up on the round frame body, rotating electrical machines sets up in the bottom of round frame body, the round frame body is fixed in the top of base through a plurality of bolt, rotating electrical machines still is located the base, gear drive mechanism includes a driving gear and a cross, the driving gear is the horizontality and sets up in the top of round frame body, coaxial line between driving gear and the round frame body, and the output shaft of rotating electrical machines passes the bottom of round frame body and upwards stretches out, the fixed cover of driving gear is located on rotating electrical machines's the output, the cross sets up in the top of driving gear.
As an optimal scheme of performance attenuation simulation test equipment for in-wheel motor, the gear driving mechanism further comprises an inner ring gear and two driven gears, the inner ring gear is fixed on the inner side wall of the circular frame body in a horizontal state, the inner ring gear and the driving gear are coaxial, the two driven gears are uniformly distributed along the circumferential direction of the driving gear, the gear teeth of the two driven gears are respectively meshed with the gear teeth of the inner ring gear and the gear teeth of the driving gear, the diameter of the driving gear is larger than that of the two driven gears, a rotating shaft is further sleeved on the two driven gears, the bottoms of two sides of the cross plate are further respectively fixed on the top ends of the corresponding rotating shafts, and four sides of the top of the cross plate are further respectively provided with a fixing piece.
As an optimal scheme of performance attenuation simulation test equipment for the in-wheel motor, the bottoms of four sides of a cross plate are respectively provided with an arc-shaped block, the top of a circular frame body is positioned on the outer side of an inner ring gear and is provided with a circle of circular groove along the circumferential direction, each arc-shaped block can be rotatably arranged in the circular groove, a rectangular plate used for supporting a hub frame is further arranged above the cross plate, the bottom of the rectangular plate is further provided with four fixed blocks, the bottom of each fixed block is further respectively fixed in a corresponding fixing part, and the bottom of the hub frame is fixed at the top of the rectangular plate through a plurality of locking bolts.
As a preferred scheme of performance attenuation simulation test equipment for the in-wheel motor, the center of a wheel is sleeved on an output shaft of the in-wheel motor, a disc is fixed on one side of the in-wheel motor, which is far away from the wheel, a telescopic column for driving the wheel to adjust is fixedly arranged on one side of the disc, a plurality of U-shaped notches are uniformly arranged on the outer side wall of the telescopic column along the circumferential direction, and the free end of the telescopic column is also provided with a positioning disc, one side of the positioning disc facing the telescopic column is also inserted in the corresponding U-shaped notch through a plurality of insertion rods, one end of each insertion rod is provided with a clamping block for preventing falling off, the center of one side of the positioning disc facing the telescopic column is provided with a second screw rod, the second screw rod is in threaded connection with the telescopic column, and the second screw rod is also driven by a second driving motor which is driven outside the positioning disk.
As a preferred scheme for performance attenuation simulation test equipment for the hub motor, a protective cylinder is further arranged on the positioning disc and positioned at the outer side of the inserting rods, two round rods are further arranged on the two sides of the hub frame along the height direction, a lifting block is further arranged on the outer side wall of each protective cylinder and sleeved on the corresponding round rod in a sliding mode, a winding motor is further fixedly arranged at the top of the hub frame, and the output shaft of the winding motor is also provided with a winding wheel, the top of the protective cylinder is provided with a hanging piece, the winding wheel is also fixedly provided with a lifting rope, the free end of the lifting rope is fixed on the hanging piece, a touch cylinder is arranged beside the winding motor in a vertical state through a fixing piece, an output shaft of the touch cylinder penetrates through the top of the hub frame and extends downwards, and the output end of the abutting cylinder is also provided with an abutting plate for preventing the wheel from fluctuating when rotating on the belt.
As an optimal scheme for a performance attenuation simulation test equipment for in-wheel motor, the bottom of wheel hub frame is equipped with a photoelectric sensor, one side that falls the platform still is equipped with a response piece that is used for the photoelectric sensor response, the spray box is located the side that falls the platform, the top of spray box still is equipped with a case lid, and the top of case lid still is equipped with a handle of being convenient for the manual work to take and one is used for pouring into mud and detects the throwing in mouth of in-wheel motor performance, the water tank still is equipped with a round mouth that is used for flexible post joint with the case lid junction, the both sides of water tank are all fixed and are equipped with a cask, the top of every cask is all connected in the water tank through a spray pipe, and still all communicate between water tank and two casks and be.
As an optimal scheme of performance attenuation simulation test equipment for the in-wheel motor, a temperature simulation chamber is located on the side of a water spraying box, the top of the temperature simulation chamber is in an open shape, one side of the temperature simulation chamber facing the in-wheel motor is further provided with a bayonet convenient for clamping of a telescopic column, the side wall of the temperature simulation chamber is further provided with two observation windows convenient for operators to observe conditions, the top of the temperature simulation chamber is further provided with a turnover cover used for turnover, the top of the turnover cover is provided with a handle, and the bottom of the inner side of the temperature simulation chamber is further provided with a supporting platform used for placing wheels.
As an optimal scheme of performance attenuation simulation test equipment for the in-wheel motor, the top of the turnover cover is further provided with two input pipes used for leading cooling liquid into the environment with extremely cold temperature, two side walls of the temperature simulation chamber are further respectively provided with a plurality of heating wires used for high-temperature environment, and the back side of the temperature simulation chamber is further provided with two fans convenient for temperature guiding.
Compared with the prior art, the invention has the beneficial effects that:
when an operator needs to test the performance of the hub motor, firstly, the operator fixes the hub motor on a hub frame, a wheel is connected with an output shaft of the hub motor, the hub motor drives the wheel to rotate on a belt, the belt is not driven autonomously, therefore, the rotation of the wheel drives the belt to move, a torque sensor detects the rotation speed of the wheel, the surface torque is smaller when the rotation speed of the wheel is faster, and is larger, otherwise, the surface torque is smaller when the rotation speed of the wheel is faster, and the surface torque is larger after the rotation speed of the wheel is higher, then, after the torque test of the hub motor is finished, the hub motor rotates 180 degrees through a steering assembly, a moving assembly drives the hub motor to come to a falling platform, the wheel is connected with the hub motor to fall onto the falling platform, then the operator observes whether the performance of the wheel is good or not, the wheel comes into a water spraying tank, the, finally, the wheel comes into the temperature simulation chamber, the hub motor performs the tests of the extreme low temperature and the extreme high temperature in the temperature simulation chamber to detect whether the performance of the hub motor is consistent with the original calibrated performance, and the hub motor finally detects the performance in multiple aspects to improve the detection efficiency in multiple aspects.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a partial perspective view of the present invention;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a perspective view of the steering assembly;
FIG. 5 is a cross-sectional view of the steering assembly;
FIG. 6 is an exploded perspective view of the steering assembly;
FIG. 7 is a partial perspective sectional view of the present invention;
FIG. 8 is an exploded perspective view of the sprinkler box;
FIG. 9 is a schematic perspective view of a temperature simulation chamber;
fig. 10 is a cross-sectional view of fig. 9.
The reference numbers in the figures are: the
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 10, a performance attenuation simulation test device for an in-wheel motor comprises an in-
The movable assembly comprises a sliding table 10 and a sliding block 11, the sliding block 11 can be arranged on the sliding table 10 in a sliding mode, a first screw 12 is further arranged inside the sliding table 10 along the length direction of the sliding table 10, the sliding block 11 is sleeved on the first screw 12, the first screw 12 is further driven by a first driving motor 13, a base 14 used for installing a rotary supporting and steering assembly is further fixedly arranged at the top of the sliding block 11, lantern rings 15 are further respectively arranged on two sides of the top of the base 14, a guide rod 16 is arranged on each lantern ring 15 in a sliding sleeved mode, and the common end of each guide rod 16 is fixed through a fixing seat 17. When an operator needs to test the performance of the in-
The steering assembly comprises a
The gear driving mechanism further comprises an inner ring gear 22 and two driven
The four sides of the
The center of the
A
The bottom of the hub frame 3 is provided with a photoelectric sensor 46, one side of the falling platform 4 is also provided with a sensing piece 47 used for sensing the photoelectric sensor 46, the
Temperature simulation room 6 is located the side of
The top of the turning cover 57 is further provided with two input pipes 60 for introducing cooling liquid in an extremely cold environment, two side walls of the temperature simulation chamber 6 are further provided with a plurality of heating wires 61 for a high-temperature environment, and the back side of the temperature simulation chamber 6 is further provided with two fans 62 for facilitating temperature guiding. When carrying out limit high temperature simulation in the temperature simulation room 6, a plurality of heater strip 61 produces high temperature, and during limit low temperature simulation, pours into the coolant liquid and carries out low temperature simulation, and two fans 62 have played the effect of temperature guide, and finally, in-
The working principle of the invention is as follows: when an operator needs to test the performance of the
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
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