Test bench for new energy automobile motor
By designing a test bench suitable for multiple motor models, and combining a carriage and a three-dimensional motion mechanism, the problems of narrow applicability and unstable motor fixation of existing test benches have been solved, enabling convenient and safe motor testing.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-26
- Publication Date
- 2026-03-24
AI Technical Summary
Existing motor test benches can only hold one type of motor, which is not very applicable. Furthermore, the motor is not well lifted by an electric hoist when it is fixed to the bench, and the motor is easily damaged.
A test bench was designed, comprising a base, a slide, a tooling plate, and a motor mount. The slide has loading and unloading holes and test holes. The tooling plate can be slidably connected. The motor mount can move in three directions (X, Y, and Z). Combined with a three-dimensional motion mechanism, it can achieve adaptability to multiple motor models and stable fixation.
It achieves applicability to multiple motor models, makes the fixing process more convenient, reduces the risk of motor damage, and improves the performance.
Smart Images
Figure CN224035459U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a test bench of new energy automobile motor. BACKGROUND
[0002] It is crucial to comprehensively test the dynamic characteristics of the motor to ensure that its safety performance is consistent with the design specification and meets the performance requirements. Since the motor test needs to be carried out independently, to ensure the test accuracy, not only the test equipment needs to meet the standards, but also the test bench is crucial. SUMMARY
[0003] The utility model provides a test bench of new energy automobile motor to solve the prior art problems.
[0004] The utility model discloses the technical scheme that adopts has:
[0005] A test bench of new energy automobile motor, including base and tooling plate, still include slide and motor seat, the slide is fixed on the base, is equipped with the round hole of loading and unloading at the center of slide, three tooling plates are slidably connected on the slide, and are equipped with test holes in the center of each tooling plate, and the test hole of any tooling plate is made coaxial with the round hole of loading and unloading by sliding, and the tooling plate is fixed with the slide;The motor seat is located at one side of the slide and can move in XYZ three directions on the base, the motor to be measured is placed on the motor seat and is adjusted position, and is fixed with the tooling plate that keeps coaxial with the round hole of loading and unloading, and the motor shaft of the motor to be measured passes through the test hole.
[0006] Further, the circumference direction of the round hole of loading and unloading is equipped with a plurality of first fixed holes, and the circumference direction of the test hole in each tooling plate is equipped with a plurality of second fixed holes and third fixed holes, and the third fixed hole is used for the assembly fixed with the first fixed hole, and the second fixed hole is used for the assembly fixed with the motor to be measured.
[0007] Further, the slide is equipped with horizontal sliding slot and vertical sliding slot, and the round hole of loading and unloading is located at the junction of horizontal sliding slot and vertical sliding slot, two tooling plates are slidably connected in horizontal sliding slot and are placed on both sides of the round hole of loading and unloading, and the remaining one tooling plate is slidably connected in vertical sliding slot.
[0008] Further, the tooling plate in vertical sliding slot is screw-connected with locking nail, and the locking nail passes through the corresponding tooling plate and abuts on the groove wall of vertical sliding slot.
[0009] Further, the motor seat is right-angle seat, and four are distributed in the upper of base.
[0010] Further, the base is provided with a three-dimensional movement mechanism, which comprises an XY composite movement unit driven by an electric screw rod, and a Z direction movement unit driven by a gas cylinder, the Z direction movement unit is fixed on the base, the Z direction movement unit drives the XY composite movement unit to move in the Z direction, and the XY composite movement unit drives the motor base to move in the X and Y directions.
[0011] The utility model has the advantages of the following beneficial effects:
[0012] The utility model discloses a rack can be applicable to various models motor, and the applicability is wide, when the tool plate is fixed, the motor is directly placed on the motor base of three -dimensional movement, and the installation position of motor and tool plate is found through the movement of motor base, compared with the existing electric hoist hoisting, the structure of the application is more convenient and convenient to use, and the motor is not easy to damage, and the use effect is good. BRIEF DESCRIPTION OF DRAWINGS
[0013] Fig. 1 It is the utility model structural drawing.
[0014] Fig. 2 It is the utility model structural drawing.
[0015] Fig. 3 It is the utility model application structural drawing. DETAILED DESCRIPTION
[0016] The utility model will be further explained in connection with the drawings.
[0017] As Figs. 1-3 The utility model discloses a new energy automobile motor's test rack, including base 1, tool plate 2, sliding frame 3 and motor base 4. Sliding frame 3 is fixed on base 1, is equipped with the loading and unloading round hole 30 at the center of sliding frame 3, three tool plates 2 are slidably connected on sliding frame 3, and are equipped with test holes 20 at the center of every tool plate 2, and the aperture of test hole 20 is less than the aperture of loading and unloading round hole 30, and the test hole 20 of any tool plate 2 is made coaxial with loading and unloading round hole 30 on sliding frame 3, and the tool plate 2 is fixed with sliding frame 3.
[0018] Motor base 4 is located at one side of sliding frame 3, and can move in the XYZ three directions on base 1, and the motor to be measured is fixed on motor base 4 and is adjusted to position, and the tool plate 2 is fixed with loading and unloading round hole 30 and is coaxial, and the motor shaft of the motor to be measured is coaxially passed through test hole 20.
[0019] In order to fix every tool plate 2, a plurality of first fixing holes 31 are arranged in the circumferential direction of the loading and unloading round hole 30, a plurality of third fixing holes 23 are arranged at the same position in the circumferential direction of the test hole 20 in each tool plate 2, and the third fixing hole 23 is fixed by the bolt with the first fixing hole 31.
[0020] In order to be suitable for different types and sizes of motors, the hole diameters of the test holes 20 in each tooling plate 2 are different, and the circumferential direction of each test hole 20 is provided with a second fixing hole 22, the circumferences of all the second fixing holes 22 on each tooling plate 2 are different, and are used to fix different types and sizes of motors.
[0021] In order to realize the sliding connection of the three tooling plates 2 on the sliding frame 3, the horizontal sliding groove and the vertical sliding groove are arranged on the sliding frame 3, the dismounting round hole 30 is located at the intersection of the horizontal sliding groove and the vertical sliding groove, two tooling plates 2 are slidingly connected in the horizontal sliding groove and are arranged on both sides of the dismounting round hole 30, and the remaining one tooling plate 2 is slidingly connected in the vertical sliding groove.
[0022] By sliding the required tooling plate 2 to be coaxial with the dismounting round hole 30, and then arranging the bolts in the first fixing hole 31 and the corresponding third fixing hole 23, the position of the required tooling plate 2 is fixed. After the position is fixed, the test hole 20 of the corresponding tooling plate is coaxial with the dismounting round hole 30.
[0023] Since one of the tooling plates 2 is in the vertical sliding groove, it will automatically fall and affect the sliding of the tooling plates in the horizontal direction, so the tooling plate 2 in the vertical sliding groove is threadedly connected with a locking nail 24, the locking nail 24 penetrates through the corresponding tooling plate 2 and abuts against the groove wall of the vertical sliding groove. When the tooling plate 2 in the vertical sliding groove is in a non-use state, the tooling plate 2 can be fixed by the locking nail 24 (as shown in the state of FIG. 6). Fig. 1
[0024] The three-dimensional motion mechanism is arranged on the base 1, the mechanism includes an XY composite motion unit 51 driven by an electric screw and a Z direction motion unit 52 driven by a pneumatic cylinder, the Z direction motion unit 52 is fixed on the base 1, the Z direction motion unit 52 drives the XY composite motion unit 51 to move in the Z direction (for the convenience of drawing, the screw structure is omitted and the Z direction pneumatic cylinder structure is simplified in the drawings of the present application, only the sliding structure of the XY two directions is reserved, the electric screw pair is a conventional structure, so the principle of the electric screw pair will not be described here), and the XY composite motion unit 51 drives the motor base 4 to move in the X and Y directions.
[0025] The motor base 4 is a right-angle base, four motor bases are arranged on the XY composite motion unit in a quadrilateral manner.
[0026] In use, the measured motor is arranged on the motor base, after being fixed by selecting a tooling plate 2 with a suitable size, the position of the measured motor is adjusted by the three-dimensional motion mechanism, and the measured motor is locked and fixed with the corresponding tooling plate. When fixed, the bolts are dismounted from the rear side of the dismounting round hole 30 (the hole diameter of the test hole 20 is smaller than the hole diameter of the dismounting round hole 30).
[0027] The above merely is the preferred embodiment of the present application, it should be pointed out that, for ordinary skilled in the art, without departing from the principles of the present application under the premise that can also make a number of improvements, these improvements should also be considered as the protection scope of the present application.
Claims
1. A test bench for a new energy vehicle motor, comprising a base (1) and a tooling plate (2), characterized in that: It also includes a slide (3) and a motor base (4). The slide (3) is fixed on the base (1). A loading and unloading circular hole (30) is provided at the center of the slide (3). Three tooling plates (2) are slidably connected to the slide (3). A test hole (20) is provided at the center of each tooling plate (2). Slide any tooling plate (2) so that its test hole (20) is coaxial with the loading and unloading circular hole (30) and fix the tooling plate (2) to the slide (3). The motor base (4) is located on one side of the slide (3) and can move in the XYZ directions on the base (1). The motor under test is placed on the motor base (4) to adjust its position and is fixed to the tooling plate (2) which is coaxial with the loading and unloading circular hole (30). The motor shaft of the motor under test passes through the test hole (20).
2. The test bench for new energy vehicle motors as described in claim 1, characterized in that: The loading and unloading circular hole (30) is provided with a number of first fixing holes (31) in the circumferential direction. In each tooling plate (2), the test hole (20) is provided with a number of second fixing holes (22) and third fixing holes (23) in the circumferential direction. The third fixing hole (23) is used for assembly and fixing with the first fixing hole (31), and the second fixing hole (22) is used for assembly and fixing of the motor under test.
3. The test bench for new energy vehicle motors as described in claim 1, characterized in that: The slide (3) is provided with a horizontal slide and a vertical slide. The loading and unloading round hole (30) is located at the junction of the horizontal slide and the vertical slide. Two tooling plates (2) are slidably connected in the horizontal slide and placed on both sides of the loading and unloading round hole (30). The remaining tooling plate (2) is slidably connected in the vertical slide.
4. The test bench for new energy vehicle motors as described in claim 3, characterized in that: A locking pin (24) is threaded onto the tooling plate (2) inside the vertical slide. The locking pin (24) passes through the corresponding tooling plate (2) and abuts against the wall of the vertical slide.
5. The test bench for new energy vehicle motors as described in claim 1, characterized in that: The motor base (4) is a right-angle base, and there are four of them, which are distributed at the four corners above the base (1).
6. The test bench for new energy vehicle motors as described in claim 1, characterized in that: The base (1) is provided with a three-dimensional motion mechanism, which includes an XY-direction composite motion unit (51) driven by an electric lead screw and a Z-direction motion unit (52) driven by a cylinder. The Z-direction motion unit (52) is fixed on the base (1). The Z-direction motion unit (52) drives the XY-direction composite motion unit (51) to move in the Z direction. The XY-direction composite motion unit (51) drives the motor base (4) to move in both the X and Y directions.