Rubber sealing gasket compression stress testing device

Abstract

The utility model relates to the technical field of rubber sealing gasket testing, and discloses a rubber sealing gasket compression stress testing device which comprises a detection table and a fixing frame, a placing table is arranged at the upper end of the detection table, a mounting cavity is formed in the placing table, a lifting groove is formed in the upper end of the placing table, and a pushing assembly is arranged in the mounting cavity. Two positioning mechanisms are arranged at the upper end of the placement table; the positioning mechanism comprises a fixing plate, the lower end of the fixing plate is fixedly connected with the placement table, a moving rod is arranged at the upper end of the fixing plate and slidably connected with the fixing plate, a mounting seat is arranged at one end of the moving rod, an elastic strip is arranged at one end of the mounting seat, one end of the elastic strip is fixedly connected with the mounting seat, and a telescopic spring is arranged on the outer side of the moving rod and sleeves the outer side of the moving rod. According to the utility model, through the arrangement of the positioning mechanism, the annular rubber sealing gasket can be clamped and positioned, displacement of the rubber sealing gasket during detection is avoided, and the accuracy of test data of the rubber sealing gasket is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber sealing pad test technical field especially relates to a kind of rubber sealing pad compression stress testing device. BACKGROUND

[0002] Rubber sealing pad is a kind of sealing element made of rubber material, mainly used to prevent fluid, gas or other substances from leaking, commonly used in machinery, pipeline, automobile, household appliance and other equipment. It is closely matched with the contact surface, provides an effective sealing effect, to ensure the sealing of system, prevent leakage, and ensure the normal operation of equipment, in the process of rubber sealing pad detection, compression stress testing device needs to be used, and rubber sealing pad is detected.

[0003] The compression stress testing device for the existing rubber sealing pad is inconvenient for detecting the annular rubber sealing pad during use, which can cause the displacement of the rubber sealing pad during detection, and affect the accuracy of the rubber sealing pad test data. Therefore, a rubber sealing pad compression stress testing device is provided. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a kind of rubber sealing pad compression stress testing device, which can effectively solve the technical problems in the background art.

[0005] To achieve the above-mentioned purpose, the technical scheme adopted by the utility model is as follows: a kind of rubber sealing pad compression stress testing device, including detection table and fixed frame, fixed frame upper end is equipped with hydraulic telescopic rod, fixed frame inside is equipped with pressing plate, and the upper end of pressing plate is connected with hydraulic telescopic rod, and the upper end of detection table is equipped with placing table, and the inside of placing table is equipped with installation cavity, and the upper end of placing table is equipped with lifting groove, and the upper end of placing table is equipped with rubber pad main body, and the inside of installation cavity is equipped with push assembly, and the upper end of push assembly extends to the inside of lifting groove, and the upper end of placing table is equipped with two groups of positioning mechanism, and the one end of positioning mechanism is in contact with rubber pad main body;Positioning mechanism includes fixed plate, and the lower end of fixed plate is fixedly connected with placing table, and the upper end of fixed plate is equipped with moving rod, and moving rod is slidably connected with fixed plate, and the one end of moving rod is equipped with mounting seat, and the one end of mounting seat is equipped with elastic strip, and the one end of elastic strip is fixedly connected with mounting seat, and the outer side of moving rod is equipped with telescopic spring, and telescopic spring is sleeved on the outer side of moving rod.

[0006] As preferred, the one end of moving rod is equipped with guide slope, and the central part of guide slope is equipped with guide ball, and guide ball is rotatably connected with moving rod.

[0007] As preferred, the elastic strip is elastically bendable metal strip, and the outer side of elastic strip is equipped with protective strip, and protective strip is fixedly connected with elastic strip.

[0008] As preferred, the pushing assembly comprises an electric telescopic rod, the lower end of the electric telescopic rod is fixedly connected with the detection table, and the upper end of the electric telescopic rod is provided with a pushing block, and the outer side of the pushing block is provided with a pushing slope.

[0009] As preferred, the pushing block is a circular table-shaped hard block with different diameters at two ends, the end with smaller diameter of the pushing block faces the lifting groove, and the lower end of the pushing block is fixedly connected with the electric telescopic rod.

[0010] As preferred, the lower end of the pushing block is provided with a blocking ring, the blocking ring is an annular metal ring, and the inner side of the blocking ring is fixedly connected with the pushing block.

[0011] The rubber sealing gasket compression stress testing device has the following beneficial effects:

[0012] 1. The rubber sealing gasket compression stress testing device can clamp and position the annular rubber sealing gasket, avoids displacement of the rubber sealing gasket during detection, and improves the accuracy of rubber sealing gasket test data.

[0013] 2. The rubber sealing gasket compression stress testing device can avoid scratching the surface of the rubber pad main body when the elastic strip contacts the rubber pad main body, and improve the protection effect of the elastic strip. DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art.

[0015] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0016] Figure 2 It is a schematic diagram of the internal structure of the placement table of the present application;

[0017] Figure 3 It is a schematic diagram of the structure of the positioning mechanism of the present application;

[0018] Figure 4 It is a schematic diagram of the structure of the pushing assembly of the present application.

[0019] Legend:

[0020] 1, detection table; 2, fixed frame; 3, hydraulic telescopic rod; 4, pressing plate; 5, placement table; 6, mounting cavity; 7, lifting groove; 8, rubber pad main body; 9, pushing assembly; 10, positioning mechanism; 11, fixed plate; 12, moving rod; 13, mounting seat; 14, guide slope; 15, guide ball; 16, elastic strip; 17, protection strip; 18, telescopic spring; 19, pushing block; 20, electric telescopic rod; 21, pushing slope; 22, blocking ring. Detailed Implementation

[0021] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0022] Example: A device for testing the compressive stress of a rubber gasket, such as Figure 1 - Figure 4 As shown, the system includes a testing platform 1, with a fixed frame 2 at its upper end. The fixed frame 2 is a U-shaped rigid frame with its opening facing downwards. The lower end of the fixed frame 2 is fixedly connected to the testing platform 1. A hydraulic telescopic rod 3 is located at the center of the upper end of the fixed frame 2 and is fixedly connected to the fixed frame 2. The lower end of the hydraulic telescopic rod 3 extends into the interior of the fixed frame 2. A pressure plate 4 is located inside the fixed frame 2 at a position relative to the hydraulic telescopic rod 3, and its upper end is fixedly connected to the hydraulic telescopic rod 3. A placement platform 5 is located at the upper end of the testing platform 1 and is vertically installed below the pressure plate 4. The lower end of the placement platform 5 is fixedly connected to the testing platform 1. An installation cavity 6 is located inside the placement platform 5, and a lifting groove 7 is located at the center of the upper end of the placement platform 5. The lower end of the lifting groove 7 is connected to the installation cavity 6. The mounting cavity 6 is connected, and a rubber pad body 8 is set on the upper end of the placement platform 5. The rubber pad body 8 is a ring-shaped rubber pad. A pushing component 9 is set inside the mounting cavity 6. The lower end of the pushing component 9 is fixedly connected to the testing platform 1, and the upper end of the pushing component 9 extends into the lifting groove 7. Two sets of positioning mechanisms 10 are set on the upper end of the placement platform 5. The two sets of positioning mechanisms 10 are symmetrically installed at both ends of the lifting groove 7. The lower end of the positioning mechanism 10 is connected to the placement platform 5, and one end of the positioning mechanism 10 is in contact with the inner side of the rubber pad body 8. In use, the pushing component 9 can push the two sets of positioning mechanisms 10 to move to the inner side of the rubber pad body 8 for positioning, so as to avoid displacement of the rubber pad body 8 during compression and improve the accuracy of the compression test data of the rubber pad body 8.

[0023] Further, the positioning mechanism 10 comprises a fixed plate 11, which is a strip-shaped plate, the lower end of the fixed plate 11 is fixedly connected with the placement table 5, the upper end of the fixed plate 11 is provided with a moving rod 12, the installation direction of the moving rod 12 is perpendicular to the fixed plate 11, the moving rod 12 is slidably connected with the fixed plate 11, one end of the moving rod 12 is provided with a mounting seat 13, one end of the mounting seat 13 is fixedly connected with the moving rod 12, the end of the mounting seat 13 close to the rubber pad body 8 is provided with an elastic strip 16, the elastic strip 16 is an elastically bendable metal strip, the outer side of the elastic strip 16 is provided with a protective strip 17, the protective strip 17 is a soft rubber sheet, the protective strip 17 is covered and installed on the outer side of the elastic strip 16, the protective strip 17 is fixedly connected with the elastic strip 16, one end of the elastic strip 16 is fixedly connected with the mounting seat 13 through a bolt, the outer side of the moving rod 12 is provided with a telescopic spring 18, the telescopic spring 18 is sleeved on the outer side of the moving rod 12, the telescopic spring 18 is installed between the mounting seat 13 and the fixed plate 11, one end of the telescopic spring 18 is fixedly connected with the mounting seat 13, the other end of the telescopic spring 18 is fixedly connected with the fixed plate 11, the end of the moving rod 12 close to the lifting groove 7 is provided with a guide inclined surface 14, the central part of the guide inclined surface 14 is provided with a guide ball 15, the guide ball 15 is a metal ball with a smooth outer surface, and the guide ball 15 is rotatably connected with the moving rod 12.

[0024] Further, the pushing assembly 9 comprises an electric telescopic rod 20, the lower end of the electric telescopic rod 20 is perpendicular to the detection table 1, the lower end of the electric telescopic rod 20 is fixedly connected with the detection table 1, the upper end of the electric telescopic rod 20 is provided with a pushing block 19, the pushing block 19 is a circular table-shaped hard block with different diameters at two ends, the end with a smaller diameter of the pushing block 19 faces the lifting groove 7, the lower end of the pushing block 19 is fixedly connected with the electric telescopic rod 20, the upper end of the pushing block 19 extends into the lifting groove 7, the outer surface of the pushing block 19 is provided with a pushing inclined surface 21, the lower end of the pushing block 19 is provided with a blocking ring 22, the blocking ring 22 is an annular metal ring, the blocking ring 22 is sleeved on the outer side of the pushing block 19, the inner side of the blocking ring 22 is fixedly connected with the pushing block 19, the diameter of the blocking ring 22 is larger than the diameter of the lifting groove 7, and the blocking ring 22 can block the pushing block 19 during the upward movement of the pushing block 19, so that the pushing block 19 is prevented from extending to the upper end of the placement table 5 through the lifting groove 7.

[0025] It needs to be explained that the utility model discloses a rubber sealing gasket compression stress testing device, when using, first, the rubber pad main body 8 to be detected is placed on the upper end of the placing table 5, makes the rubber pad main body 8 inside sleeve joint in two groups of positioning mechanism 10 outside, then starts electric telescopic rod 20 power, electric telescopic rod 20 output end pushes the push block 19 and moves upwards, the push block 19 upper end passes through the lifting groove 7 and extends to the upper end of the placing table 5, the push block 19 is moved up in the process, by the pushing slope 21 of two ends, the moving rod 12 is extruded, the moving rod 12 moves, the moving rod 12 is moved in the push elastic strip 16 and the rubber pad main body 8 inside contact, and the rubber pad main body 8 is clamped and positioned, the protective strip 17 arranged outside the elastic strip 16 can avoid the elastic strip 16 when contacting the rubber pad main body 8, causing the scratch on the surface of the rubber pad main body 8, when the push assembly 9 pushes two groups of positioning mechanism 10 and clamps the rubber pad main body 8 stably, starts hydraulic telescopic rod 3, and the hydraulic telescopic rod 3 output end pushes the pressing plate 4 and moves downwards, and the rubber pad main body 8 upper end is compressed and tested.

[0026] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A kind of rubber sealing gasket compression stress testing device, including detection platform (1) and fixed frame (2), the upper end of the fixed frame (2) is equipped with hydraulic telescopic rod (3), the inside of the fixed frame (2) is equipped with pressing plate (4), the upper end of the pressing plate (4) is connected with hydraulic telescopic rod (3), the upper end of the detection platform (1) is equipped with placing table (5), the inside of the placing table (5) is equipped with installation cavity (6), the upper end of the placing table (5) is equipped with lifting groove (7), the upper end of the placing table (5) is equipped with rubber pad main body (8), it is characterized by: The installation cavity (6) is internally provided with a pushing assembly (9), the upper end of the pushing assembly (9) extends into the lifting groove (7), the upper end of the placing table (5) is provided with two sets of positioning mechanisms (10), one end of the positioning mechanism (10) is in contact with the rubber pad body (8); the positioning mechanism (10) comprises a fixed plate (11), the lower end of the fixed plate (11) is fixedly connected with the placing table (5), the upper end of the fixed plate (11) is provided with a moving rod (12), the moving rod (12) is slidably connected with the fixed plate (11), one end of the moving rod (12) is provided with a mounting seat (13), one end of the mounting seat (13) is provided with an elastic strip (16), one end of the elastic strip (16) is fixedly connected with the mounting seat (13), the outer side of the moving rod (12) is provided with a telescopic spring (18), and the telescopic spring (18) is sleeved on the outer side of the moving rod (12).

2. A device for testing the compression stress of a rubber gasket according to claim 1, characterized in that: One end of the moving rod (12) is provided with a guide inclined plane (14), the central part of the guide inclined plane (14) is provided with a guide ball (15), and the guide ball (15) is rotatably connected with the moving rod (12).

3. A device for testing the compression stress of a rubber gasket according to claim 1, characterized in that: The elastic strip (16) is an elastically bendable metal strip, the outer side of the elastic strip (16) is provided with a protective strip (17), and the protective strip (17) is fixedly connected with the elastic strip (16).

4. The apparatus of claim 1, wherein: The pushing assembly (9) comprises an electric telescopic rod (20), the lower end of the electric telescopic rod (20) is fixedly connected with the detection table (1), the upper end of the electric telescopic rod (20) is provided with a pushing block (19), and the outer side of the pushing block (19) is provided with a pushing inclined plane (21).

5. A device for testing the compression stress of a rubber gasket according to claim 4, characterized in that: The pushing block (19) is a circular table-shaped hard block with different diameters at both ends, the end with smaller diameter of the pushing block (19) faces the lifting groove (7), and the lower end of the pushing block (19) is fixedly connected with the electric telescopic rod (20).

6. A device for testing the compression stress of a rubber gasket according to claim 5, characterized in that: The lower end of the pushing block (19) is provided with a blocking ring (22), the blocking ring (22) is an annular metal ring, and the inner side of the blocking ring (22) is fixedly connected with the pushing block (19).

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