Sealing ring detection device

Abstract

The utility model discloses a sealing ring detection device, and relates to the technical field of sealing ring production, and the key points of the technical scheme are that the sealing ring detection device comprises a mounting table, the side wall of the mounting table is provided with a movable groove, and the movable groove is internally and rotatably connected with a movable part; a stretching assembly used for carrying out a single-angle stretching test on the sealing ring is arranged in the movable part, an adjusting assembly used for adjusting the stretching test angle of the sealing ring is arranged on the mounting table and the movable groove, and the adjusting assembly comprises a first rotating shaft fixedly connected to the movable part; the first rotating shaft penetrates through the mounting table and is rotationally connected with the mounting table, a first knob is fixedly connected to the end, away from the movable part, of the first rotating shaft, the movable part is adjusted by rotating the first knob and the first rotating shaft, and the effect is that the mechanical property of the sealing ring can be evaluated more comprehensively; the reliability of the sealing ring in actual use can be predicted more accurately, and a more accurate detection result can be obtained.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing ring production, and more specifically, to a sealing ring detection device. Background Art

[0002] The sealing ring, also known as the O-ring, is an accessory used for sealing. The main types include V-ring, U-ring, O-ring, rectangular ring, Y-ring, YX-ring for hole, YX-ring for hole, YX-ring for shaft, YX-ring for shaft, etc. The sealing ring is generally elastic and resilient, with appropriate mechanical strength, including expansion strength, elongation and tear strength, and stable performance. It is not easy to swell in the medium, has a small thermal shrinkage effect (Joule effect), is easy to process and shape, can maintain precise dimensions, does not corrode the contact surface, and does not pollute the medium.

[0003] Tensile strength test is a test to determine a series of characteristics of the sealing ring under tensile load, also known as tensile test. This test is used to evaluate the performance of the sealing ring under stress state, which is directly related to the reliability and durability of the sealing ring in actual use. In the existing technology, the sealing ring sample is fixed at both ends of the testing machine during the test, and then stretched, and the relationship between force and displacement and the fracture of the sealing ring are recorded. However, this method cannot simulate the various stress conditions that the material may encounter in actual use, and may be affected by local defects or unevenness. The detection is not comprehensive enough and there is a certain deviation in the test results.

[0004] Therefore, in order to solve the above technical problem, the present application proposes a sealing ring detection device. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a sealing ring detection device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sealing ring detection device, comprising: a mounting table, a movable groove is provided on the side wall of the mounting table, a movable part is rotatably connected in the movable groove, a stretching component for performing a single-angle tensile test on the sealing ring is arranged in the movable part, an adjustment component for adjusting the tensile test angle of the sealing ring is arranged on the mounting table and the movable groove, the adjustment component comprises a first rotating shaft fixedly connected to the movable part, the first rotating shaft passes through the mounting table and is rotatably connected to the mounting table, a first knob is fixedly connected to the end of the first rotating shaft away from the movable part, the movable part is adjusted by rotating the first knob and the first rotating shaft, and the sealing ring is tensile tested from multiple angles, which can more comprehensively evaluate the mechanical properties of the sealing ring, can more accurately predict the reliability of the sealing ring in actual use, and obtain more accurate detection results.

[0007] Preferably, the stretching assembly includes a second knob, a second rotating shaft, a bidirectional screw, a limit block and a sliding groove. The movable part is provided with a sliding groove, in which a bidirectional screw is rotatably connected, and the bidirectional screw is fixedly connected to a second rotating shaft. The second rotating shaft passes through the movable part and is rotatably connected to the movable part, and one end of the second rotating shaft away from the bidirectional screw is fixedly connected to a second knob. Two groups of limit blocks are threadedly connected to the bidirectional screw, and the two groups of limit blocks are respectively located in the forward spiral section and the reverse spiral section of the bidirectional screw.

[0008] Preferably, both ends of the mounting platform are provided with clamping assemblies for keeping the fixed position of the sealing ring unchanged during multi-angle detection, the clamping assembly comprises a U-shaped plate fixedly connected to the mounting platform, the inner side wall of the U-shaped plate is elastically connected to a push plate via a spring, and a baffle is installed at the opening of the U-shaped plate to prevent the sealing ring from escaping the clamp. The clamping assembly clamps the two points of the sealing ring to ensure that the sealing ring does not rotate with the rotation of the movable part during multi-angle testing, thereby ensuring the comprehensiveness and accuracy of the test, and at the same time, sealing rings of different thicknesses can be clamped.

[0009] Preferably, the two groups of limit blocks are both fixedly connected with fixed plates, the two groups of fixed plates are both installed with clamping plates, and the two groups of clamping plates are oriented in opposite directions.

[0010] Preferably, the length of the push plate is greater than that of the U-shaped plate, so as to facilitate installation and removal of the sealing ring.

[0011] Preferably, a weighted base for maintaining the overall stability of the device is fixedly connected to the mounting platform.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. In the utility model, by setting an adjustment component, a stretching component and a clamping component, it is possible to implement a multi-angle stretching test on the sealing ring during the stretching test, so as to more comprehensively evaluate the mechanical properties of the sealing ring, more accurately predict the reliability of the sealing ring in actual use, and obtain more accurate test results, thereby solving the problems proposed in the background technology that the various stress conditions that the material may encounter in actual use cannot be simulated, the material may be affected by local defects or unevenness, the test is not comprehensive enough, and the test results have certain deviations.

[0014] 2. In the utility model, by setting a clamping assembly, the fixed position of the sealing ring can be kept unchanged during multi-angle detection, and the sealing ring does not rotate with the rotation of the movable part, thereby ensuring comprehensive and accurate testing. At the same time, sealing rings of different thicknesses can also be clamped. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a three-dimensional diagram of the adjustment component in the utility model;

[0018] Figure 3 It is a side view of the utility model;

[0019] Figure 4 It is a stereoscopic diagram of the stretching assembly in the utility model.

[0020] 1. Weight-added base; 2. Mounting table; 3. Movable slot; 4. Clamping assembly; 401. U-shaped plate; 402. Spring; 403. Push plate; 404. Baffle; 5. Adjusting assembly; 501. First knob; 502. First rotating shaft; 6. Stretching assembly; 601. Second knob; 602. Second rotating shaft; 603. Bidirectional screw; 604. Limiting block; 605. Sliding slot; 7. Movable part; 8. Fixed plate; 9. Clamping plate. DETAILED DESCRIPTION

[0021] like Figure 1-4As shown, the utility model provides a sealing ring detection device, comprising: a mounting platform 2, both ends of the mounting platform 2 are provided with a clamping assembly 4 for keeping the fixed point position of the sealing ring unchanged during multi-angle detection, the clamping assembly 4 comprises a U-shaped plate 401 fixedly connected to the mounting platform 2, the inner side wall of the U-shaped plate 401 is elastically connected to a push plate 403 through a spring 402, and a baffle 404 is installed at the opening of the U-shaped plate 401 to prevent the sealing ring from escaping from the clamping, and the clamping assembly 4 performs two-point detection on the sealing ring. Clamping, pull the push plate 403, the spring 402 contracts, put the sealing ring into the opening of the U-shaped plate 401, and the push plate 403 clamps the sealing ring. This design can clamp sealing rings of different thicknesses. The side wall of the mounting platform 2 is provided with a movable groove 3, and a movable part 7 is rotatably connected in the movable groove 3. The movable part 7 is provided with a stretching assembly 6 for performing a single-angle stretching test on the sealing ring. The stretching assembly 6 includes a second knob 601, a second rotating shaft 602, a bidirectional screw 603, and a limit block 604. The movable part 7 is provided with a sliding groove 605, in which a bidirectional screw 603 is rotatably connected, and the bidirectional screw 603 is fixedly connected with a second rotating shaft 602, which passes through the movable part 7 and is rotatably connected with the movable part 7, and one end of the second rotating shaft 602 away from the bidirectional screw 603 is fixedly connected with a second knob 601, and two sets of limit blocks 604 are threadedly connected on the bidirectional screw 603, and the two sets of limit blocks 604 are respectively located at the positive thread of the bidirectional screw 603. The sliding groove 605 has a limiting effect on the limit block 604, and the limit block 604 slides in the sliding groove 605 but does not rotate. The two groups of limit blocks 604 are fixedly connected with a fixing plate 8, and the two groups of fixing plates 8 are installed with a clamping plate 9, and the two groups of clamping plates 9 are in opposite directions. The sealing ring is sleeved on the clamping plate 9, and the second knob 601 is turned, the second rotating shaft 602 and the bidirectional screw 603 are rotated, and the two limit blocks 604 move in opposite directions to perform a tensile test on the sealing ring;

[0022] refer to Figure 2 An adjusting assembly 5 for adjusting the tensile test angle of the sealing ring is arranged on the mounting platform 2 and the movable groove 3. The adjusting assembly 5 includes a first rotating shaft 502 fixedly connected to the movable member 7. The first rotating shaft 502 penetrates the mounting platform 2 and is rotatably connected to the mounting platform 2. The first rotating shaft 502 is fixedly connected to the end of the movable member 7 away from the movable member 7 with a first knob 501. The movable member 7 is adjusted by rotating the first knob 501 and the first rotating shaft 502. The clamping assembly 4 clamps two points of the sealing ring to ensure that the sealing ring does not rotate with the rotation of the movable member 7 when performing multi-angle tests. The tensile test of the sealing ring from multiple angles can more comprehensively evaluate the mechanical properties of the sealing ring, more accurately predict the reliability of the sealing ring in actual use, and obtain more accurate test results.

[0023] refer to Figure 3The length of the push plate 403 is greater than that of the U-shaped plate 401, which is convenient for installing and removing the sealing ring. Figure 1 A weighted base 1 is fixedly connected to the mounting platform 2 for maintaining the overall stability of the device.

[0024] The above description is only a preferred embodiment of the present invention. The description of orientation, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc., is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the 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, and does not impose any form of limitation on the present invention; any ordinary technician in this industry can smoothly implement the present invention as shown in the drawings of the specification and described above; however, any equivalent changes, modifications and evolutions made by any technician familiar with this profession without departing from the scope of the technical solution of the present invention using the technical content disclosed above are all equivalent embodiments of the present invention; at the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A sealing ring detection device, comprising a mounting platform (2), characterized in that: A movable groove (3) is provided on the side wall of the mounting platform (2), a movable part (7) is rotatably connected in the movable groove (3), a stretching assembly (6) for performing a single-angle tensile test on the sealing ring is arranged in the movable part (7), an adjustment assembly (5) for adjusting the tensile test angle of the sealing ring is arranged on the mounting platform (2) and the movable groove (3), the adjustment assembly (5) comprises a first rotating shaft (502) fixedly connected to the movable part (7), the first rotating shaft (502) passes through the mounting platform (2) and is rotatably connected to the mounting platform (2), and a first knob (501) is fixedly connected to one end of the first rotating shaft (502) away from the movable part (7).

2. A sealing ring detection device according to claim 1, characterized in that: The stretching assembly (6) comprises a second knob (601), a second rotating shaft (602), a bidirectional screw (603), a limit block (604) and a sliding groove (605). The movable member (7) is provided with a sliding groove (605). The bidirectional screw (603) is rotatably connected in the sliding groove (605). The bidirectional screw (603) is fixedly connected to the second rotating shaft (602). The second rotating shaft (602) passes through the movable member (7) and is rotatably connected to the movable member (7). The second knob (601) is fixedly connected to one end of the second rotating shaft (602) away from the bidirectional screw (603). Two groups of limit blocks (604) are threadedly connected to the bidirectional screw (603). The two groups of limit blocks (604) are respectively located in the positive spiral section and the reverse spiral section of the bidirectional screw (603).

3. A sealing ring detection device according to claim 2, characterized in that: Both ends of the mounting platform (2) are provided with a clamping assembly (4) for keeping the fixed position of the sealing ring unchanged when performing multi-angle detection, and the clamping assembly (4) comprises a U-shaped plate (401) fixedly connected to the mounting platform (2), the inner side wall of the U-shaped plate (401) is elastically connected to a push plate (403) via a spring (402), and a baffle (404) is installed at the opening of the U-shaped plate (401) to prevent the sealing ring from escaping from the clamping.

4. A sealing ring detection device according to claim 2, characterized in that: The two groups of limit blocks (604) are both fixedly connected with a fixing plate (8), and the two groups of fixing plates (8) are both installed with a clamping plate (9), and the two groups of clamping plates (9) are oriented in opposite directions.

5. A sealing ring detection device according to claim 3, characterized in that: The length of the push plate (403) is greater than the length of the U-shaped plate (401).

6. A sealing ring detection device according to claim 1, characterized in that: A weighted base (1) for maintaining the overall stability of the device is fixedly connected to the mounting platform (2).

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