Pressurizing device for detecting mechanical property of material

Abstract

The utility model discloses a pressurizing device for material mechanical property detection, which relates to the technical field of material mechanical property detection and comprises a pressurizing device, a supporting component fixedly connected below the pressurizing device, the pressurizing device comprises a supporting frame, an electric control hydraulic cylinder is arranged on the supporting frame, and one end of the electric control hydraulic cylinder is fixedly connected with a pressure block. The support assembly comprises a support frame, one side of the support frame is movably connected with a controller, a tray is arranged under the pressure block, the support assembly comprises a workbench, the workbench is provided with an installation frame, the installation frame is fixedly connected with two groups of air cylinders, the air cylinders are symmetrically installed, one end of each air cylinder is fixedly connected with a fixing block, and support legs are arranged under the workbench. The problems that in the pressurizing process of an electric control hydraulic cylinder, due to the angle and the unevenness of the surface of a detected object, the detected object can be bounced off in the pressurizing process, and material scraps are damaged and splashed all around due to the fact that pressure is too large when some brittle materials are detected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of material mechanical property detection, in particular to a pressurizing device for material mechanical property detection. Background Art

[0002] Mechanics of materials is the study of strain, stress, strength, stiffness, stability and the limits of various materials under the action of various external forces. It is generally a required course for college students in mechanical engineering, civil engineering and related majors. Students are generally required to study advanced mathematics and theoretical mechanics before studying mechanics of materials. Mechanics of materials is known as the three major mechanics together with theoretical mechanics and structural mechanics. The research object of mechanics of materials is mainly rod-shaped materials, such as rods, beams, shafts, etc. Problems with truss structures are discussed in structural mechanics, and problems with plate and shell structures are discussed in elastic mechanics.

[0003] Chinese patent document CN213749409U discloses a pressurizing device for testing the mechanical properties of civil engineering materials, which relates to the technical field of civil engineering. The utility model comprises a pressurizing test platform, a support frame, an adjusting hydraulic rod, an adjustable continuous pressurizing test assembly and a fixing assembly. The supporting frame is arranged on the pressurizing test platform, the adjusting hydraulic rod is arranged on the supporting frame, the adjustable continuous pressurizing test assembly is arranged on the adjusting hydraulic rod, the fixing assembly is arranged on the adjusting hydraulic rod, and the adjustable continuous pressurizing test assembly comprises an adjusting frame, a driving rod, a pressurizing rod, a hammer head and a pressurizing motor; The utility model belongs to the technical field of civil engineering, and specifically is a pressurizing device for testing the mechanical properties of civil engineering materials, which can increase the pressurization types of a pressurizing detection device and improve the diversity of detection through the continuous pressurizing setting of an adjustable continuous pressurizing test component, and fix the detection material through the setting of a fixed component to improve the accuracy of the detection. However, due to the angle of the electric-controlled hydraulic cylinder and the unevenness of the surface of the detected object itself during the pressurizing process, the detected object will be bounced during the pressurizing process, and when detecting some brittle materials, excessive pressure will cause material debris to be broken and splashed everywhere. Utility Model Content

[0004] The utility model aims to solve the problems in the prior art that the electric-controlled hydraulic cylinder may cause the object to be detected to bounce off during the pressurization process due to the angle and the unevenness of the surface of the object to be detected, and that when detecting some brittle materials, material debris may be broken and splashed everywhere due to excessive pressure, and a pressurizing device for detecting the mechanical properties of materials is proposed.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a pressurizing device for testing the mechanical properties of materials, including a pressurizing device, a support assembly fixedly connected below the pressurizing device, the pressurizing device including a support frame, an electric-controlled hydraulic cylinder is arranged on the support frame, one end of the electric-controlled hydraulic cylinder is fixedly connected to a pressure block, one side of the support frame is movably connected to a controller, a pallet is arranged directly below the pressure block, the support assembly includes a workbench, a mounting frame is arranged on the workbench, a cylinder is fixedly connected to the mounting frame, two groups of cylinders are arranged and symmetrically installed, one end of the cylinder is fixedly connected to a fixed block, and a support leg is arranged below the workbench.

[0006] Preferably, the tray is designed to be a cylinder with a hollow interior and an opening at the upper end;

[0007] Used to prevent the objects being tested from breaking and causing debris to splash due to pressure.

[0008] Preferably, the tray is provided with holes, which correspond to the fixing blocks;

[0009] The cylinder is used to push the fixing block to fix the inspected object in the middle of the pallet.

[0010] Preferably, the controller is electrically connected to the electrically controlled hydraulic cylinder, and the controller also controls the pneumatic cylinder;

[0011] Used to control the pressure required for testing.

[0012] Preferably, an anti-skid pad is provided on one side of the fixing block, and the anti-skid pad is a component made of rubber;

[0013] Used to increase the friction on the clamped objects.

[0014] Preferably, the legs are provided in four groups;

[0015] Used to place the pressurizing device stably on the ground.

[0016] The utility model has the following beneficial effects:

[0017] The utility model provides a pressurizing device for testing the mechanical properties of materials. By arranging a separator, the utility model solves the problem that the electric-controlled hydraulic cylinder may cause the tested object to bounce off during the pressurizing process due to the angle and the unevenness of the surface of the tested object itself, and that when testing some brittle materials, material debris may be broken and splashed everywhere due to excessive pressure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a pressurizing device for testing mechanical properties of materials proposed by the utility model;

[0019] Figure 2This is a front overall schematic diagram of a pressurizing device for testing mechanical properties of materials proposed by the utility model;

[0020] Figure 3 A schematic top view of a pressurizing device for testing mechanical properties of materials proposed by the utility model;

[0021] Figure 4 This is a schematic diagram of the overall structure of a tray of a pressurizing device for testing mechanical properties of materials proposed by the utility model;

[0022] Legend:

[0023] 1. Pressurizing device; 11. Support frame; 12. Electric hydraulic rod; 13. Pressure block; 14. Base; 15. Tray; 16. Controller; 17. Display; 18. Power switch; 181. Protective cover; 2. Anti-splash component; 21. Protective shell; 211. Hole; 22. Door; 221. Door handle; 222. Observation window; 23. Inclined surface; 231. Groove; 24. Storage slot. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0026] Reference Figure 1-4 The utility model provides an embodiment: a pressurizing device for testing the mechanical properties of materials, comprising a pressurizing device 1, a support assembly 2 fixedly connected below the pressurizing device 1, the pressurizing device 1 comprising a support frame 11, an electric-controlled hydraulic cylinder 12 is arranged on the support frame 11, one end of the electric-controlled hydraulic cylinder 12 is fixedly connected to a pressure block 13, one side of the support frame 11 is movably connected to a controller 14, a tray 15 is arranged directly below the pressure block 13, the support assembly 2 comprises a workbench 21, a mounting frame 22 is arranged on the workbench 21, a cylinder 23 is fixedly connected to the mounting frame 22, two groups of cylinders 23 are arranged and symmetrically installed, one end of the cylinder 23 is fixedly connected to a fixing block 24, and a support leg 25 is arranged below the workbench 21.

[0027] The tray 15 is designed to be a cylinder with a hollow interior and an opening at the upper end to prevent debris from splashing after the detected object is broken due to excessive pressure. A hole 151 is opened on the tray 15, and the hole 151 corresponds to the fixed block 24, and the detected object is fixed directly below the pressure block 13. The controller 14 is electrically connected to the electric hydraulic cylinder 12, and the controller 14 also controls the cylinder 23. An anti-skid pad 241 is provided on one side of the fixed block 24. The anti-skid pad 241 is a rubber component that increases the friction of the fixed block 24. Four groups of legs 25 are provided to allow the pressurizing device 1 to be stably placed on the ground.

[0028] Working principle: First, set a suitable value on the controller 14 according to the pressure required to be applied to the inspected object, then put the inspected object into the tray 15, control the cylinder 23 through the controller 14 to clamp the inspected object, then start the electric-controlled hydraulic cylinder 12 through the controller 14 to drive the pressure block 13 to move downward, and after the movable block 13 presses the inspected object, control the cylinder 23 to retract through the controller 14, and then wait until the inspection is completed, take out the inspected object from the tray 15 and store it properly, and record the corresponding data.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pressurizing device for testing mechanical properties of materials, comprising a pressurizing device (1), a support assembly (2) fixedly connected below the pressurizing device (1), characterized in that: The pressurizing device (1) comprises a support frame (11), an electric-controlled hydraulic cylinder (12) is arranged on the support frame (11), one end of the electric-controlled hydraulic cylinder (12) is fixedly connected to a pressure block (13), one side of the support frame (11) is movably connected to a controller (14), a tray (15) is arranged directly below the pressure block (13), the support assembly (2) comprises a workbench (21), a mounting frame (22) is arranged on the workbench (21), a cylinder (23) is fixedly connected to the mounting frame (22), two groups of cylinders (23) are arranged and symmetrically installed, one end of the cylinder (23) is fixedly connected to a fixing block (24), and a support leg (25) is arranged below the workbench (21).

2. A pressurizing device for testing mechanical properties of materials according to claim 1, characterized in that: The tray (15) is designed to be a cylinder with a hollow interior and an opening at the upper end.

3. A pressurizing device for testing mechanical properties of materials according to claim 1, characterized in that: The tray (15) is provided with a hole (151), and the hole (151) corresponds to the fixing block (24).

4. A pressurizing device for testing mechanical properties of materials according to claim 1, characterized in that: The controller (14) is electrically connected to the electric-controlled hydraulic cylinder (12), and the controller (14) also controls the air cylinder (23).

5. A pressurizing device for testing mechanical properties of materials according to claim 1, characterized in that: An anti-skid pad (241) is provided on one side of the fixing block (24), and the anti-skid pad (241) is a component made of rubber.

6. A pressurizing device for testing mechanical properties of materials according to claim 1, characterized in that: The supporting legs (25) are provided in four groups.

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