Multi-axis electronic universal material testing machine
By designing a multi-axis electronic universal testing machine, using a high-strength alloy steel frame and servo loading mechanism, precise control and testing under multi-axis loading are achieved, solving the testing problems of traditional testing machines in complex mechanical environments. It is suitable for multi-directional force testing and precision detection.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-27
- Publication Date
- 2026-03-10
AI Technical Summary
Traditional material testing machines are unable to meet the mechanical property testing requirements under multiaxial stress conditions and cannot perform precise testing in complex mechanical environments.
Design a multi-axis electronic universal material testing machine. It adopts a high-strength alloy steel frame and is equipped with a servo loading mechanism, a detection unit and a dynamic control mechanism. Multi-directional force testing is achieved through multiple loading units and dynamic control mechanisms. The loading direction is precisely controlled by combining servo motors and a lifting system.
It achieves precise control and accurate detection under complex stress environments, is suitable for multi-axis loading, has a stable structure, is not easily deformed, and is suitable for long-term use.
Smart Images
Figure CN223985933U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a material testing machine, especially to a multi-axle electronic universal material testing machine with stable structure and precise control. BACKGROUND
[0002] The material testing machine is a precision testing instrument for measuring the mechanical properties, process properties, internal defects and checking dynamic unbalance of rotating parts of metal materials, non-metal materials, mechanical parts and engineering structures under various conditions and environments.
[0003] The conventional material testing machine can only perform single-axle or double-axle loading, and it is difficult to meet the material testing requirements under complex mechanical environment. With the development of material science, the demand for mechanical property testing of materials under multi-axle stress state is increasing. Therefore, it is of great significance to develop an electronic universal material testing machine with multi-axle loading capacity. SUMMARY
[0004] In order to overcome the above-mentioned defects of the prior art, the utility model aims at providing a universal material testing machine with stable structure, multi-axle loading function and precise control during loading process.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:
[0006] A multi-axle electronic universal material testing machine comprises a rack, a servo loading mechanism, a detection unit, a dynamic control mechanism and a control mechanism. A clamp assembly for fixing a test specimen is arranged on the upper surface of the middle part of the rack. The servo loading mechanism is installed on the rack and comprises at least three groups of loading units which are uniformly distributed in the circumferential direction of the clamp assembly. Each group of loading units comprises a loader for providing tensile and compressive force to the test specimen and a servo motor for providing power to the loader. The detection unit is arranged on the loader. Each group of loading units is installed in a shell. A sliding groove along the loading direction is arranged at the bottom of the shell. The dynamic control mechanism comprises a first support assembly and a second support assembly. A sliding rod is arranged at the top of the first support assembly and located in the sliding groove. The second support assembly is rotationally connected to the outer end of the bottom of the shell. Independent lifting systems are arranged at the bottom of the first support assembly and the second support assembly. The servo motor, the detection unit and the lifting systems are electrically connected to the control mechanism.
[0007] Preferably, the rack is made of high-strength alloy steel.
[0008] Preferably, limit knobs are arranged at the outer ends of the sliding rod.
[0009] Preferably, a locking mechanism is arranged at the sliding rod.
[0010] Preferably, the locking mechanism is an electromagnetic adsorption assembly.
[0011] The utility model discloses a plurality of loading units are arranged on the outer periphery of the test piece, realize the multidirectional stress test of the test piece, and be applicable to more complex stress environment. Through the dynamic control mechanism, the stress loading of the test piece in different directions is realized, so that the test piece can be more fitted to the stress environment, and the control is accurate and the detection effect is good. The loading mechanism is installed on the rack made of high-strength alloy, ensuring the stability of the loading process, making the structure more stable and not easy to deform, and being suitable for long-term use. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 It is a whole structure schematic view.
[0013] Figure 2 It is the enlarged view of A.
[0014] In the drawing: 1, rack;2, clamp assembly;3, loader;4, servo motor;5, shell;51, sliding groove;6, first support assembly;61, sliding rod;62, limit knob;7, second support assembly;8, lifting system;9, locking mechanism. DETAILED DESCRIPTION
[0015] The structure and principle of the utility model will be fully described in combination with specific embodiments, so that those skilled in the art can fully understand and implement.
[0016] As shown in Figure 1 , Figure 2 The utility model discloses a multi-axle electronic universal material testing machine, including rack 1, servo loading mechanism, detection unit, dynamic control mechanism, control mechanism, wherein, the rack 1 adopts high-strength alloy steel and is made, provides stable installation support surface for servo loading mechanism, the upper surface middle part of rack 1 is equipped with the clamp assembly 2 for fixing test piece, the servo loading mechanism is installed on rack 1.
[0017] The servo loading mechanism includes at least three groups of loading units evenly distributed around the clamp assembly 2, in the embodiment, the loading units are five groups, the specific number of loading units can be increased or reduced according to actual needs, and the installation and fixation of the loading units and the rack 1 are detachable fixed installation, each group of loading units includes a loader 3 for providing tension and compression to the test piece, and a servo motor 4 for providing power to the loader 3. The servo motor 4 provides driving force to the loader 3, so that the loader 3 generates tension / compression test force on the test piece. The detection unit is arranged on the loader 3, and is used to collect test data.
[0018] Each of the loading units is installed in the shell 5; the bottom of the shell 5 is provided with a sliding groove 51 along the loading direction; the dynamic control mechanism comprises a first support assembly 6 and a second support assembly 7, the top of the first support assembly 6 is provided with a sliding rod 61, the sliding rod 61 is located in the sliding groove 51; the second support assembly 7 is rotationally connected with the bottom of the outer end of the shell 5; the bottom of the first support assembly 6 and the second support assembly 7 is provided with an independent lifting system 8; the height of the first support assembly 6 and the second support assembly 7 can be independently adjusted through the lifting system 8, so as to realize the driving force direction adjustment of the loader 3 to the test specimen, realize the simulation of the complex stress environment, and obtain accurate test data. The servo motor 4, the detection unit, the lifting system 8 and the control mechanism are electrically connected.
[0019] In the lifting process of the first support assembly 6 or the second support assembly 7, the sliding rod 61 slides in the sliding groove 51, in order to maintain a stable motion state, the two outer ends of the sliding rod 61 are provided with limit buttons 62.
[0020] Preferably, the sliding rod 61 is provided with a locking mechanism 9. After being adjusted to the appropriate position by the dynamic control mechanism, the locking mechanism 9 is locked to avoid position deviation caused by vibration during the test process, which affects the accuracy of the test results, wherein the locking mechanism 9 is an electromagnetic adsorption assembly, which can be quickly locked when reaching the appropriate test position.
[0021] The above embodiments are only preferred embodiments of the present application, and do not limit the present application in any form. Any skilled person in the art can make many possible changes and modifications to the technical scheme of the present application, or modify it into equivalent embodiments with equivalent changes, without departing from the technical principles and schemes of the present application. Therefore, any combination, modification or replacement of the technical features disclosed in the present application according to the technical essence of the present application shall be within the protection scope of the technical scheme of the present application.
Claims
1. A multi-axis electro- universal material testing machine characterized by, Including frame (1), servo loading mechanism, detection unit, dynamic control mechanism, control mechanism;The upper surface of the frame (1) is provided with a clamp assembly (2) for fixing the test specimen;The servo loading mechanism is installed on the frame (1), including at least three groups of loading units evenly distributed in the circumference of the clamp assembly (2), each group of the loading unit includes a loader (3) for providing tension / compression to the test specimen, a servo motor (4) for providing power to the loader (3);The detection unit is arranged on the loader (3);Each group of the loading unit is installed in the housing (5);The bottom of the housing (5) is provided with a sliding groove (51) along the loading direction;The dynamic control mechanism includes a first support assembly (6) and a second support assembly (7), the top of the first support assembly (6) is provided with a sliding rod (61), the sliding rod (61) is located in the sliding groove (51);The second support assembly (7) is rotatably connected with the outer end bottom of the housing (5);The bottom of the first support assembly (6) and the second support assembly (7) is provided with an independent lifting system (8);The servo motor (4), the detection unit, the lifting system (8) and the control mechanism are electrically connected.
2. A multi-axis electro- universal material testing machine as claimed in claim 1, wherein, The frame (1) is made of high-strength alloy steel.
3. A multi-axis electro- universal material testing machine as claimed in claim 2, wherein, The two outer ends of the sliding rod (61) are provided with limit buttons (62).
4. A multi-axis electro- universal material testing machine according to any one of claims 1 to 3, characterized in that The sliding rod (61) is provided with a locking mechanism (9).
5. A multi-axis electro- universal material testing machine as claimed in claim 4, wherein, The locking mechanism (9) is an electromagnetic adsorption assembly.