Disc-changing type motor vibration test tool
By designing a disc-changing motor vibration testing tool for detachable mounting discs and adjustable fixtures, the problems of inconvenience and high cost in the test of different motors are solved, and flexible adaptation and low-cost testing of various motors are achieved.
Patent Information
- Application Number
- CN202420243568.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-31
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-01-31
AI Technical Summary
In motor vibration test, the test tooling needs to be replaced according to different models of motors, which leads to inconvenient operation and increases costs.
A vibration testing tool for changing the disk motors is designed, including a removable mounting disc and adjustable front and rear end fixtures. Fixing and testing are achieved by changing the mounting disc and adjusting the fixture distance.
It realizes convenient fixing and testing of various motor models, reduces replacement and operation costs, and improves testing flexibility and efficiency.
Smart Images
Figure CN222144462U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of vibration testing, in particular to a disc-changing motor vibration testing tool. Background Art
[0002] The motor drive control system is the main executive structure of electric vehicles. The operating performance of electric vehicles mainly depends on the type and performance of the motor drive control system. As the core component of the power system of electric vehicles, the drive motor has increasingly higher requirements for its performance and stability. It is usually necessary to conduct vibration tests on the drive motor to evaluate the overall performance and stability of the motor drive control system by testing its vibration under different working conditions.
[0003] Different types of motors used in automotive motor drive control systems have different appearances and sizes. For vibration tests on different motors, it is necessary to replace vibration fixtures that are adapted to the motor's appearance and structure, especially the fixtures used to fix the motors. When testing multiple types of motors one by one, it is necessary to replace the test fixtures, which is inconvenient and increases costs. Utility Model Content
[0004] The utility model aims to solve the problem that during motor vibration testing, the testing tooling needs to be replaced, which causes inconvenience in operation and increases costs.
[0005] In order to solve the above problems, the utility model proposes a disc-changing motor vibration testing tool, including a front-end clamp for fixing the front end of the motor, a rear-end clamp for fixing the rear end of the motor, and a mounting disc for connecting the front end of the motor which is detachably connected to the front-end clamp, the front-end clamp being provided with a first accommodating hole for accommodating the mounting disc, the mounting disc being at least partially embedded in the first accommodating hole, and the mounting disc being provided with a second accommodating hole for allowing the output shaft of the motor to pass through.
[0006] Furthermore, the front end fixture includes a front end support plate, a front end bottom plate vertically fixed to the edge of the front end support plate, and a front end side plate connected between the front end support plate and the front end bottom plate, and the first receiving hole is provided on the front end support plate. The mounting plate is also provided with a receiving groove for receiving the front end of the motor.
[0007] Preferably, the mounting plate is circular, the surface of the front end support plate is recessed to form a mounting groove for connecting the mounting plate, and the mounting plate extends radially at the circumferential surface edge to form a connecting flange for abutting against the bottom surface of the mounting groove.
[0008] Furthermore, the mounting plate is provided with a first front end connection hole for connecting with the front end support plate, and a second front end connection hole for connecting with the front end of the motor.
[0009] Preferably, the first front end connection hole is arranged close to the edge of the installation plate, and the second front end connection hole is opened between the first front end connection hole and the edge of the accommodating groove.
[0010] Furthermore, it also includes a test bench, and the front end bottom plate is provided with a front end fixing hole for fixing the front end clamp on the test bench.
[0011] Furthermore, the rear end fixture includes a rear end support plate, a rear end bottom plate vertically fixed to the edge of the rear end support plate, and a rear end side plate connected between the rear end support plate and the rear end bottom plate. The rear end support plate is provided with a rear end connection hole for fixing the rear end of the motor, and the rear end bottom plate is provided with a rear end fixing hole for fixing the rear end fixture to the test bench. Preferably, the rear end connection hole and the rear end fixing hole are both waist-shaped holes, and the number is at least 2.
[0012] Compared with the prior art, the technical solution of the utility model has the following beneficial effects: various types of motors can be adapted by replacing the mounting plate, and various types of motors can be further fixed by adjusting the distance between the front-end clamp and the rear-end clamp, and the installation is convenient and the cost is low. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.
[0014] Figure 1 It is a three-dimensional schematic diagram of the disc-changing motor vibration testing tooling of the utility model.
[0015] Figure 2 The utility model is a schematic diagram of the exploded structure of the disc-changing motor vibration testing tooling.
[0016] Figure 3 for Figure 2 Schematic diagram of the explosion structure from another perspective.
[0017] In the figure:
[0018] 1-front end fixture; 11-front end support plate; 111-first accommodation hole; 112-installation slot; 113-third front end connection hole; 12-front end bottom plate; 121-front end fixing hole; 13-front end side plate;
[0019] 2-rear end clamp; 21-rear end support plate; 211-rear end connection hole; 212-rear end accommodation hole; 22-rear end bottom plate; 221-rear end fixing hole; 23-rear end side plate.
[0020] 3-mounting plate; 31-second receiving hole; 32-receiving groove; 33-connecting flange; 34-first front connecting hole; 35-second front connecting hole; DETAILED DESCRIPTION
[0021] The following will describe in detail a specific embodiment of the utility model in conjunction with the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the description of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] The orientation or position relationship indicated by the terms "upper", "lower", "top", "bottom", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, or is the orientation or position relationship in which the utility model product is usually placed when used. It is only for the convenience of description and simplified description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be understood as a limitation on the utility model.
[0023] The terms "first", "second", etc. are merely used to distinguish elements of similar nature, and do not indicate or imply relative importance or a particular order.
[0024] The terms "comprises," "comprising," or any other variations thereof, are intended to cover a non-exclusive inclusion of the elements listed and may also include additional elements not expressly listed.
[0025] See also Figure 1-3 The utility model provides a technical solution: a disc-changing motor vibration test tool, comprising a front-end fixture 1 and a rear-end fixture 2, wherein the front-end fixture 1 is used to fix the front end of the motor, and the rear-end fixture 2 is used to fix the rear end of the motor. The vibration test tool of the utility model also includes a test bench for vibration testing in the prior art. When the motor is subjected to vibration testing, the front-end fixture 1 and the rear-end fixture 2 are detachably mounted on the test bench.
[0026] Further, the front end fixture 1 includes a front end support plate 11, a front end bottom plate 12 and a front end side plate 13, the front end bottom plate 12 is vertically connected to the edge of the front end support plate 11, and the front end side plate 13 is detachably connected between the front end support plate 11 and the front end bottom plate 12. The front end support plate 11, the front end bottom plate 12 and the front end side plate 13 can all be rectangular or polygonal. Preferably, the front end support plate 11 is polygonal or circular, the front end side plate 13 is triangular or trapezoidal, and the bottom plate is rectangular or square. In addition, the number of the front end side plates 13 can be one or more, preferably 2 are arranged on the same side of the front end support plate 11, or preferably 4 are symmetrically arranged on both sides of the front end support plate 11, and connected to the edge of the bottom plate, so as to improve the overall strength and connection reliability of the front end fixture 1. Further, the front end bottom plate 12 is provided with a front end fixing hole 121, which is used to fix the front end fixture 1 on the test bench, and the front end fixing hole 121 is preferably a round hole, so as to improve the connection stability of the front end fixture 1.
[0027] Furthermore, the vibration test tool of the utility model also includes a mounting plate 3, which can be circular, square or polygonal, etc., preferably circular. The mounting plate 3 is detachably connected to the front-end fixture 1, and is used to connect the front end of the motor. In a specific embodiment, the mounting plate 3 can be fixed to the front-end fixture 1 by bolts, and is connected to the front end of the motor by bolts. By replacing the mounting plate 3, the vibration test tool can be adapted to various models of motors.
[0028] Furthermore, a first receiving hole 111 is provided on the front-end clamp 1, and the first receiving hole 111 is provided on the front-end support plate 11 for receiving the mounting disk 3, and the mounting disk 3 is at least partially embedded in the first receiving hole 111. In addition, a second receiving hole 31 is provided on the mounting disk 3 for the output shaft of the motor to pass through, and a receiving groove 32 for receiving the front end of the motor is also provided on the mounting disk 3. Preferably, the surface of the front-end support plate 11 is recessed to form a mounting groove 112 for connecting the mounting disk 3. In a specific embodiment, a third front-end connecting hole 113 is provided on the bottom surface of the mounting groove 112 along the direction of the geometric center line of the mounting groove 112, and the third front-end connecting hole 113 is used to connect the mounting disk 3. In another embodiment, a wire screw sleeve is embedded in the mounting disk 3, and the mounting disk 3 is fixed to the front-end support plate 11 by screws. Preferably, the mounting groove 112 is circular, and the geometric center line of the mounting groove 112 is parallel to or coincides with the geometric center line of the first accommodating hole 111. The mounting plate 3 extends radially at the edge of the circumferential surface to form a connecting flange 33 for abutting the bottom surface of the mounting groove 112. The connecting flange 33 and the mounting groove 112 are fixed by connecting parts such as bolts, thereby improving the connection stability.
[0029] Furthermore, the mounting plate 3 is provided with a first front connection hole 34 and a second front connection hole 35. The first front connection hole 34 is used to connect to the front support plate 11, and the second front connection hole 35 is used to connect to the front end of the motor. The number of the first front connection hole 34 and the second front connection hole 35 is at least two, and they are evenly arranged on the mounting plate 3. In a specific embodiment, the number of the first front connection hole 34 and the second front connection hole 35 is 8. Preferably, the first front connection hole 34 is arranged near the edge of the mounting plate 3, and the second front connection hole 35 is arranged between the first front connection hole 34 and the edge of the accommodating groove 32.
[0030] Furthermore, the rear end clamp 2 also includes a rear end support plate 21, a rear end bottom plate 22 and a rear end side plate 23. The rear end bottom plate 22 is detachably arranged on the edge of the rear end support plate 21 and is perpendicular to the rear end support plate 21. The rear end side plate 23 is simultaneously connected to the edges of the rear end support plate 21 and the rear end bottom plate 22. Preferably, the number of the rear end side plates 23 is 2 or 4, which are symmetrically arranged on the same side or both sides of the rear end support plate 21 and are connected to the edge of the rear end bottom plate 22, thereby improving the overall strength and connection reliability of the rear end clamp 2.
[0031] A rear end connection hole 211 is provided on the rear end support plate 21 for fixing the rear end of the motor. A rear end fixing hole 221 is provided on the rear end bottom plate 22 for fixing the rear end fixture 2 on the test bench. A rear end accommodating hole 212 is also provided on the rear end support plate 21 for accommodating the rear end of the motor. Preferably, the rear end support plate 21 is rectangular and has a lower height than the front end support plate 11, and the rear end accommodating hole 212 is provided at the edge of the rear end support plate 21. The rear end connection hole 211 and the rear end fixing hole 221 are preferably waist-shaped holes, and the number is at least 2. In a specific embodiment, the number of the rear end connection holes 211 is 3 and the number of the rear end fixing holes 221 is 6, so as to facilitate installation, improve connection reliability, and avoid the situation in which the bolts and other connectors are broken and damaged due to the complete limitation of the installation position of the tooling on the test bench during the vibration test, thereby affecting the connection reliability.
[0032] The above is only a specific implementation of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed in the present invention should be included in the protection scope of the present invention.
Claims
1. A disc-changing motor vibration test tool, Features: The invention comprises a front end clamp (1) for fixing the front end of a motor, a rear end clamp (2) for fixing the rear end of the motor, and a mounting plate (3) detachably connected to the front end clamp (1) and used for connecting the front end of the motor, wherein the front end clamp (1) is provided with a first receiving hole (111) for receiving the mounting plate (3), the mounting plate (3) is at least partially embedded in the first receiving hole (111), and the mounting plate (3) is provided with a second receiving hole (31) for allowing the output shaft of the motor to pass through.
2. The disc-changing motor vibration test tool according to claim 1, Features: The front end clamp (1) comprises a front end support plate (11), a front end bottom plate (12) vertically fixed to the edge of the front end support plate (11), and a front end side plate (13) connected between the front end support plate (11) and the front end bottom plate (12), and the first accommodating hole (111) is provided on the front end support plate (11).
3. The disc-changing motor vibration test tooling according to claim 2, Features: The installation plate (3) is also provided with a receiving groove (32) for receiving the front end of the motor.
4. The disc-changing motor vibration test tool according to claim 3, Features: The mounting plate (3) is circular, the surface of the front end support plate (11) is recessed to form a mounting groove (112) for connecting the mounting plate (3), and the mounting plate (3) extends radially at the edge of the circumferential surface to form a connecting flange (33) for abutting against the bottom surface of the mounting groove (112).
5. The disc-changing motor vibration test tool according to claim 4, Features: The mounting plate (3) is provided with a first front end connection hole (34) for connecting to the front end support plate (11), and a second front end connection hole (35) for connecting to the front end of the motor.
6. The disc-changing motor vibration test tooling according to claim 5, Features: The first front end connection hole (34) is arranged close to the edge of the installation plate (3), and the second front end connection hole (35) is opened between the first front end connection hole (34) and the edge of the accommodating groove (32).
7. The disc-changing motor vibration test tool according to claim 2, Features: It also comprises a test bench, and the front end bottom plate (12) is provided with a front end fixing hole (121) for fixing the front end clamp (1) on the test bench.
8. The disc-changing motor vibration test tool according to claim 7, Features: The rear end clamp (2) comprises a rear end support plate (21), a rear end bottom plate (22) vertically fixed to the edge of the rear end support plate (21), and a rear end side plate (23) connected between the rear end support plate (21) and the rear end bottom plate (22).
9. The disc-changing motor vibration test tool according to claim 8, Features: The rear end support plate (21) is provided with a rear end connection hole (211) for fixing the rear end of the motor, and the rear end bottom plate (22) is provided with a rear end fixing hole (221) for fixing the rear end fixture (2) on the test bench.
10. The disc-changing motor vibration test tool according to claim 9, Features: The rear end connection hole (211) and the rear end fixing hole (221) are both waist-shaped holes, and the number of the holes is at least two.