Motor torsion detection machine

Abstract

The utility model belongs to the technical field of motor torsion detection, and particularly relates to a motor torsion detector, which comprises a bottom plate, a swing plate, a mounting plate, a swing mechanism and a torsion detection mechanism. The swing plate is arranged above the bottom plate, the swing mechanism is arranged on the bottom plate, and the driving end of the swing mechanism is connected with the swing plate and used for driving the swing plate to swing. The mounting plate is arranged on the swing plate, is perpendicular to the swing plate and is used for mounting a motor. And the torsion measuring mechanism is arranged at one end of the mounting plate and is used for measuring the torsion of the motor on the mounting plate. The motor is installed on the installation plate, then the torsion measuring mechanism is connected with a center shaft of the motor, then the swing mechanism is started, the swing mechanism drives the swing plate to swing, automobile driving conditions are simulated, then the motor is started, and the torsion measuring mechanism carries out torsion detection on the motor in the simulated automobile driving conditions. Therefore, the torsion performance of the automobile motor in different environments can be evaluated comprehensively and accurately, and the design reliability of the automobile motor is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of motor torque detection, and in particular relates to a motor torque detection machine. Background Art

[0002] As an essential means of transportation in modern society, cars operate on the principle that an internal combustion engine converts gasoline into mechanical energy to propel the vehicle. Multiple motors are installed within a car to assist in its operation, such as those in the ignition starter, window motors, and windshield wiper motors.

[0003] Existing methods for measuring torque in automotive motors primarily rely on test fixtures in fixed physical environments. These devices provide accurate torque measurements, but the data is limited to specific operating conditions. However, in real-world use, automotive motors must cope with a variety of complex scenarios and environmental variations, such as varying temperatures, vibrations from internal combustion engines, and swaying caused by driving uphill or downhill, or turning corners.

[0004] Existing testing methods are unable to effectively simulate these complex environments, making it difficult to fully evaluate the true performance of automotive motors in different environments. This is particularly true for torque characteristics under extreme operating conditions, which can be inadequate. Therefore, a testing method that can simulate various environmental conditions is urgently needed to comprehensively and accurately evaluate the torque performance of automotive motors in different environments, thereby improving the reliability and safety of automotive motor designs. Utility Model Content

[0005] The purpose of the present invention is to provide a motor torque testing machine, which aims to solve the technical problem that the existing testing methods in the prior art cannot effectively simulate complex environments, resulting in the inability to fully evaluate the actual performance of automobile motors in different environments.

[0006] To achieve the above objectives, an embodiment of the present invention provides a motor torque detector, comprising a base plate, a swing plate, a mounting plate, a swing mechanism, and a torque measuring mechanism. The swing plate is disposed above the base plate, and the swing mechanism is disposed on the base plate, with a drive end of the swing mechanism connected to the swing plate for driving the swing plate to swing. The mounting plate is disposed on the swing plate and is perpendicular to the swing plate, and is used to mount the motor. The torque measuring mechanism is disposed at one end of the mounting plate and is used to measure the torque of the motor on the mounting plate.

[0007] Furthermore, two support columns are extended downward from the lower end of the swing plate, and an arc groove is provided at one end of the base plate. One support column is rotatably connected to the base plate, and the other support column is slidably connected in the arc groove. The swing mechanism is used to drive the swing plate to swing repeatedly along the direction of the arc groove.

[0008] Further, the swing mechanism comprises a vibration assembly, a swing motor and a swing rod.

[0009] Further, the mounting plate is provided with a mounting through hole and a plurality of mounting hole groups.

[0010] Further, the torque testing mechanism comprises two guide rods, a cross beam and a torque testing assembly.

[0011] Further, the torque testing assembly comprises a torque sensor and a coupling.

[0012] Further, the two ends of the cross beam are provided with sliding holes for the guide rods to pass through, and the side end of the cross beam is provided with a positioning screw.

[0013] Further, the torque testing mechanism comprises two guide rods, a cross beam and a torque testing assembly.

[0014] Further, the torque testing mechanism comprises two guide rods, a cross beam and a torque testing assembly.

[0015] Further, the side end of the heat preservation cover is provided with a wire passing hole for the electric wire to pass through and be connected with the heating pipe.

[0016] The motor torque testing machine provided by the embodiment of the utility model has at least one of the following technical effects: the motor is installed on the mounting plate, then the torque testing mechanism is connected with the central shaft of the motor, then the swing mechanism is started, the swing mechanism drives the swing plate to swing, the driving condition of the automobile is simulated, then the motor is started, and the torque testing mechanism detects the torque of the motor in the simulated driving condition of the automobile, so that the torque performance of the automobile motor in different environments can be comprehensively and accurately evaluated, and the design reliability and safety of the automobile motor are improved. BRIEF DESCRIPTION OF DRAWINGS

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

[0018] Fig. 1 An internal structure schematic diagram of a motor torque detection machine provided by the embodiment of the present application.

[0019] Fig. 2 A sectional view of a motor torque detection machine provided by the embodiment of the present application.

[0020] Fig. 3 A structure schematic diagram of a motor torque detection machine provided by the embodiment of the present application.

[0021] The drawings show that: 100, bottom plate; 110, arc-shaped groove; 200, swing plate; 210, support column; 300, mounting plate; 310, mounting through hole; 320, mounting hole group; 321, motor mounting hole; 400, swing mechanism; 410, vibration assembly; 420, swing motor; 430, swing rod; 500, torque measurement mechanism; 510, guide rod; 520, crossbeam; 521, sliding hole; 522, positioning screw; 530, torque test assembly; 531, torque sensor; 532, shaft coupling; 600, temperature control system; 610, heat preservation cover; 611, wire hole; 612, sealing ring; 620, heating pipe. DETAILED DESCRIPTION

[0022] The embodiments of the present application will be described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the embodiments of the present application, and cannot be understood as a limitation of the present application.

[0023] In the description of the embodiments of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0024] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" are only used for descriptive purpose and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "a plurality of" is two or more than two, unless otherwise specifically defined.

[0025] In the embodiments of the present application, unless otherwise specifically defined and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0026] In one embodiment of the present application, referring to Figs. 1-3 As shown in the figure, a motor torque detection machine is provided, which comprises a bottom plate 100, a swing plate 200, a mounting plate 300, a swing mechanism 400 and a torque measurement mechanism 500. The swing plate 200 is arranged above the bottom plate 100, the swing mechanism 400 is arranged on the bottom plate 100, and the driving end of the swing mechanism 400 is connected with the swing plate 200, for driving the swing plate 200 to swing. The mounting plate 300 is arranged on the swing plate 200 and perpendicular to the swing plate 200, and the mounting plate 300 is used for mounting the motor. The torque measurement mechanism 500 is arranged at one end of the mounting plate 300, and the torque measurement mechanism 500 is used for measuring the torque of the motor on the mounting plate 300. In this embodiment, the motor is mounted on the mounting plate 300, then the torque measurement mechanism 500 is connected with the central shaft of the motor, then the swing mechanism 400 is started, the swing mechanism 400 drives the swing plate 200 to swing, simulates the driving condition of the automobile, then the motor is started, and the torque measurement mechanism 500 detects the torque of the motor in the simulated driving condition of the automobile, so as to comprehensively and accurately evaluate the torque performance of the automobile motor in different environments, and to improve the design reliability and safety of the automobile motor.

[0027] Specifically, referring to Figs. 1-3As shown in the figure, the lower end of the swing plate 200 extends downward and is provided with two support columns 210, one end of the bottom plate 100 is provided with an arc-shaped slot 110, one support column 210 is rotationally connected with the bottom plate 100, and the other support column 210 is slidingly connected in the arc-shaped slot 110. The swing mechanism 400 is used to drive the swing plate 200 to repeatedly swing along the direction of the arc-shaped slot 110. In this embodiment, the swing mechanism 400 is connected with the support column 210 located in the arc-shaped slot 110, drives one support column 210 to slide in the arc-shaped slot 110, and the other support column 210 rotates, thereby driving the swing plate 200 to simulate the driving environment of the automobile, and further improving the torque test of the motor in the driving environment of the automobile.

[0028] Specifically, referring to Figs. 1-3 As shown in the figure, the swing mechanism 400 includes a vibration assembly 410, a swing motor 420, and a swing rod 430. The vibration assembly 410 is arranged on the swing plate 200, the swing motor 420 is arranged on the bottom plate 100, one end of the swing rod 430 is connected with the swing motor 420, and the other end is connected with the support column 210 located in the arc-shaped slot 110. The swing motor 420 is used to drive the support column 210 to reciprocate in the arc-shaped slot 110. In this embodiment, the swing motor 420 drives the swing rod 430 to swing, thereby driving the support column 210 to swing in the arc-shaped slot 110. The vibration assembly 410 is arranged on the swing plate 200 to simulate the vibration generated when the automobile engine works, and more accurately simulates the driving environment of the automobile, thereby further improving the torque test of the motor in the driving environment of the automobile.

[0029] Specifically, referring to Figs. 1-3 As shown in the figure, the mounting plate 300 is provided with a mounting through hole 310 and a plurality of mounting hole groups 320. The mounting through hole 310 is arranged at the center of the mounting plate 300, and the mounting through hole 310 is used for the center shaft of the motor to pass through. Each mounting hole group 320 is arranged in a circular array around the mounting through hole 310. The mounting hole group 320 includes a plurality of motor mounting holes 321, and each motor mounting hole 321 is arranged in a straight line. In this embodiment, the motor is mounted at the end of the mounting plate 300 away from the torque test mechanism 500, and the center shaft of the motor passes through the mounting through hole 310. At this time, the plurality of mounting hole groups 320 and the motor mounting holes 321 provide a plurality of mounting positions for the motor, and can install motors of various specifications.

[0030] Specifically, referring to Figs. 1-3As shown, the torque measuring mechanism 500 includes two guide rods 510, a crossbeam 520 and a torque measuring assembly. The two guide rods 510 are oppositely arranged at the two ends of the mounting plate 300, the two ends of the crossbeam 520 are respectively slidably connected to the two guide rods 510, and the torque measuring assembly 530 is arranged on the crossbeam 520 and used for detecting the motor on the mounting plate 300. In the embodiment, the crossbeam 520 slides along the guide rod 510, so as to control the distance between the torque measuring assembly 530 and the output shaft of the motor, and more conveniently install the motor and connect the motor and the torque measuring assembly 530. Meanwhile, the position of the torque measuring assembly 530 can be adjusted according to different motor specifications, so that the application range is more extensive.

[0031] Specifically, referring to Figs. 1-3 As shown, the torque measuring assembly 530 includes a torque sensor 531 and a coupling 532. The torque sensor 531 is arranged on the crossbeam 520, one end of the coupling 532 is connected to the torque sensor 531, the other end of the coupling 532 is connected to the central shaft of the motor on the mounting plate 300, and the coupling 532 faces the mounting through hole 310. In the embodiment, the coupling 532 plays a connecting role, so that the central shaft of the motor and the central shaft of the torque sensor 531 are located on the same straight line, and the measurement accuracy is improved.

[0032] Specifically, referring to Figs. 1-3 As shown, the two ends of the crossbeam 520 are provided with slide holes 521 for the guide rods 510 to pass through, and the side end of the crossbeam 520 is provided with a positioning screw 522 which penetrates through the crossbeam 520 and communicates with the slide hole 521, and the positioning screw 522 abuts against the guide rod 510 to position the crossbeam 520. In the embodiment, the crossbeam 520 is positioned by the positioning screw 522, so as to avoid sliding of the crossbeam 520 in the process of measuring the torque and affect the measurement accuracy.

[0033] Specifically, referring to Figs. 1-3 As shown, the temperature control system 600 is further included, and the temperature control system 600 is used for controlling the temperature where the motor is located. In the embodiment, the temperature control system 600 is used for controlling the temperature where the motor is located, further simulates the environment where the motor is located, accurately evaluates the torque performance of the automobile motor in different environments, and further improves the design reliability and safety of the automobile motor.

[0034] Specifically, referring to Figs. 1-3 As shown, the temperature control system 600 includes a heat preservation cover 610 and a heating pipe 620. The heat preservation cover 610 is arranged on the swing plate 200, and the heating pipe 620 is arranged in the heat preservation cover 610 and used for heating the inside of the heat preservation cover 610. In the embodiment, the heating pipe 620 simulates the heat emitted by the automobile internal combustion engine, and the detection accuracy is improved.

[0035] Specifically, referring to Figs. 1-3 Figs. 1-3As shown, the side end of the heat preservation cover 610 is provided with a wire passing hole 611, the wire passing hole 611 is used for the power line to pass through and connect with the heating pipe 620, and the wire passing hole 611 is further provided with a sealing ring 612. In the embodiment, the sealing ring 612 can effectively stabilize the temperature in the heat preservation cover 610, avoid the temperature in the heat preservation cover 610 from flowing out too fast due to the wire passing hole 611, and cannot accurately simulate the automobile environment.

[0036] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A motor torque tester, characterized by: It includes a base plate, a swing plate, a mounting plate, a swing mechanism and a torque measuring mechanism; the swing plate is arranged above the base plate, the swing mechanism is arranged on the base plate and the driving end of the swing mechanism is connected to the swing plate, for driving the swing plate to swing; the mounting plate is arranged on the swing plate and is perpendicular to the swing plate, and the mounting plate is used to install the motor; the torque measuring mechanism is arranged at one end of the mounting plate, and the torque measuring mechanism is used to measure the torque of the motor on the mounting plate.

2. The motor torque testing machine according to claim 1, characterized in that: Two support columns are extended downward from the lower end of the swing plate, and an arc groove is provided at one end of the base plate. One support column is rotatably connected to the base plate, and the other support column is slidably connected to the arc groove. The swing mechanism is used to drive the swing plate to swing repeatedly along the direction of the arc groove.

3. The motor torque testing machine according to claim 2, characterized in that: The swing mechanism includes a vibration component, a swing motor and a swing rod; the vibration component is arranged on the swing plate, the swing motor is arranged on the base plate, one end of the swing rod is connected to the swing motor, and the other end is connected to the support column located in the arc groove, and the swing motor is used to drive the support column to reciprocate in the arc groove.

4. The motor torque testing machine according to claim 1, characterized in that: The mounting plate is provided with a mounting through hole and several mounting hole groups; the mounting through hole is arranged at the center of the mounting plate, and the central axis of the motor passes through the mounting through hole; each mounting hole group is centered on the mounting through hole, and a circular array is arranged around the mounting through hole; the mounting hole group includes several motor mounting holes, and each motor mounting hole is distributed in a linear array.

5. The motor torque testing machine according to claim 4, characterized in that: The torque measuring mechanism includes two guide rods, a crossbeam and a torque testing assembly; the two guide rods are relatively arranged at the two ends of the mounting plate, and the two ends of the crossbeam are respectively slidably connected to the two guide rods. The torque testing assembly is arranged on the crossbeam, and the torque testing assembly is used to detect the motor on the mounting plate.

6. The motor torque testing machine according to claim 5, characterized in that: The torque testing assembly includes a torque sensor and a coupling; the torque sensor is arranged on the crossbeam, one end of the coupling is connected to the torque sensor, and the other end is connected to the motor center shaft on the mounting plate, and the coupling is facing the direction of the mounting through hole.

7. The motor torque testing machine according to claim 5, characterized in that: Slide holes are provided at both ends of the beam, and the guide rod passes through the slide holes. A positioning screw is provided at the side end of the beam, and the positioning screw passes through the beam and is connected to the slide holes. The positioning screw abuts the guide rod to position the beam.

8. The motor torque testing machine according to any one of claims 1 to 7, characterized in that: The device also includes a temperature control system, which is used to control the temperature of the motor.

9. The motor torque testing machine according to claim 8, characterized in that: The temperature control system includes a heat preservation cover and a heating pipe; the heat preservation cover is arranged on the swing plate, and the heating pipe is arranged in the heat preservation cover for heating the interior of the heat preservation cover.

10. The motor torque testing machine according to claim 9, characterized in that: A wire hole is provided at the side end of the heat-insulating cover, and a power line passes through the wire hole to be connected with the heating tube. A sealing ring is also provided on the wire hole.

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