A test device for static settling of foam

Abstract

The utility model discloses a kind of test devices for foam static sedimentation, it is related to foam static sedimentation test technical field, including the sample platform for stabilizing placement and supporting foam sample, vertical fixed column is fixed on sample platform, column is connected with crossbeam by locking mechanism, locking mechanism is used to fix crossbeam at the required height position of column, the end of crossbeam is equipped with vertical linear bearing, linear bearing is connected with guide rod, the lower end of guide rod is equipped with pressure disc for exerting pressure to foam sample surface, the upper end of guide rod is equipped with counterweight for providing required loading load.The utility model structure is stable, and it is safe and labor-saving to operate, counterweight is stacked by multiple heavy pieces, meet different load requirements and be convenient for to load and unload, with locking mechanism and linear bearing's crossbeam, the height of crossbeam can be adjusted according to different sample height, reach the function of quick loading and unloading locking, can satisfy the research and development verification demand of foam static sedimentation test.

Description

Technical Field

[0001] This utility model relates to the field of foam static settling test technology, and in particular to a test device for foam static settling. Background Technology

[0002] In the automotive manufacturing industry, the long-term dimensional stability of polyurethane foam is one of the key indicators for evaluating its performance and service life. Static settling tests are mainly used to test the deformation characteristics of foam under static loads, providing important data for product development and quality control. Currently, there is a lack of specialized testing equipment on the market, resulting in inconvenient operation, inaccurate loading, and poor repeatability in the testing process, making it difficult to meet the needs of research and development verification.

[0003] Therefore, an experimental device for static settling of foam is designed to improve the above-mentioned problems. Utility Model Content

[0004] To address the aforementioned problems in the prior art, this utility model provides a test device for static settling of foam, which has a reasonable structure, is easy to operate, and has precise loading.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0006] A test apparatus for static settling of foam includes a sample platform for stably placing and supporting a foam sample. A column is vertically fixed on the sample platform. A crossbeam is connected to the column via a locking mechanism for fixing the crossbeam at a desired height position on the column. A vertical linear bearing is provided at one end of the crossbeam. A guide rod is connected to the linear bearing. A pressure plate is provided at the lower end of the guide rod for applying pressure to the surface of the foam sample. A counterweight is provided at the upper end of the guide rod for providing the required load.

[0007] As a preferred embodiment of this invention, the column is mounted on one side of the sample platform via a fixing mechanism.

[0008] As a preferred embodiment of this invention, the bottom of the sample platform is provided with feet for adjusting the level and providing stable support.

[0009] As a preferred embodiment of this invention, the counterweight is C-shaped for easy loading and unloading.

[0010] As a preferred embodiment of this invention, the pressure plate is provided with a connecting column, which is fixedly connected to the guide rod by bolts.

[0011] As a preferred embodiment of this invention, the pressure plate is provided with a variety of different diameters, so that a pressure plate of a suitable diameter can be replaced according to different test requirements.

[0012] By adopting the above technical solution, the beneficial effects of this utility model compared with the prior art are:

[0013] This utility model discloses a test device for static settling of foam. It has a stable structure, is safe and labor-saving to operate. The counterweight is composed of multiple stacked weights to meet different load requirements and is easy to load and unload. The crossbeam with locking mechanism and linear bearing can adjust the height of the crossbeam according to different sample heights to achieve the function of quick loading, unloading and locking. It can meet the research and development verification needs of static settling of foam. Attached Figure Description

[0014] Other objects and results of this invention will become more apparent and readily understood with reference to the following description taken in conjunction with the accompanying drawings, and with a more complete understanding of the invention. In the drawings:

[0015] Figure 1 This is an elevation view of the present invention;

[0016] Figure 2 This is the front view of this utility model;

[0017] Figure 3 This is a side view of the present invention;

[0018] The reference numerals in the attached drawings include: 1. Sample platform; 2. Column; 3. Locking mechanism; 4. Horizontal beam; 5. Linear bearing; 6. Guide rod; 7. Pressure plate; 8. Counterweight; 11. Foot; 21. Fixing mechanism; 71. Connecting column; 72. Bolt. Detailed Implementation

[0019] The technical solutions of various embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0020] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or component referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0021] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. It should be pointed out that all accompanying drawings are exemplary representations. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0022] The present invention will be further described in detail below through specific embodiments and in conjunction with the accompanying drawings.

[0023] Reference Figures 1 to 3 , Figure 1 This is an elevation view of the present invention. Figure 2 This is the front view of this utility model. Figure 3 This is a side view of the present invention. The present invention provides a test device for static settling of foam, including a sample platform 1, a column 2, a locking mechanism 3, a crossbeam 4, a linear bearing 5, a guide rod 6, a pressure plate 7, and a counterweight 8. The sample platform 1 has a rectangular structure and is used to stably place and support the foam sample. The bottom of the sample platform 1 is provided with feet 11, which are used to adjust the level and provide stable support. The column 2 is vertically set on one side of the sample platform 1 by a fixing mechanism 21. The column 2 is connected to the crossbeam 4 by the locking mechanism 3, which is used to fix the crossbeam 4 at the required height position of the column 2. One end of the crossbeam 4 is provided with... A vertical linear bearing 5 is connected to a guide rod 6, which can move freely downwards by means of the linear bearing. The lower end of the guide rod 6 is provided with a pressure plate 7 for applying pressure to the surface of the foam sample. The pressure plate 7 has various diameters to allow for replacement with a pressure plate of a suitable diameter according to different test requirements. The upper end of the guide rod 6 is provided with a counterweight 8 for providing the required load. The counterweight 8 consists of multiple pieces and is C-shaped to facilitate loading, unloading, and load adjustment according to test requirements. In a specific embodiment, the pressure plate 7 is provided with a connecting post 71, which is fixedly connected to the guide rod 6 by bolts 72.

[0024] The following will refer to Figures 1 to 3 The working principle of this utility model will be explained.

[0025] In use, the foam sample is placed on the sample platform 1, and the height of the crossbeam 4 is adjusted by the locking mechanism 3 so that the pressure plate 7 lightly touches the sample surface; then the counterweight 8 is loaded, and a vertical load is applied to the sample through the pressure plate 7. The linear bearing 5 and the guide rod 6 ensure that the pressure plate 7 always acts perpendicularly to the sample surface during the loading process, ensuring the accuracy and reliability of the test data.

[0026] This utility model discloses a test device for static settling of foam. It has a stable structure, is safe and labor-saving to operate. The counterweight is composed of multiple stacked weights to meet different load requirements and is easy to load and unload. The crossbeam with locking mechanism and linear bearing can adjust the height of the crossbeam according to different sample heights to achieve the function of quick loading, unloading and locking. It can meet the research and development verification needs of static settling of foam.

[0027] The above are merely specific embodiments of this utility model, but the protection scope of this utility model is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this utility model should be included within the protection scope of this utility model. Therefore, the protection scope of this utility model should be determined by the scope of the claims.

Claims

1. A test apparatus for static settling of foam, characterized in that, The sample platform includes a sample platform for stable placement and support of a foam sample. A column is vertically fixed on the sample platform. A crossbeam is connected to the column via a locking mechanism. The locking mechanism is used to fix the crossbeam at the required height position of the column. A vertical linear bearing is provided at one end of the crossbeam. A guide rod is connected to the linear bearing. A pressure plate is provided at the lower end of the guide rod for applying pressure to the surface of the foam sample. A counterweight is provided at the upper end of the guide rod for providing the required load.

2. The test apparatus for static settling of foam according to claim 1, characterized in that, The column is mounted on one side of the sample platform by a fixing mechanism.

3. The test apparatus for static settling of foam according to claim 1, characterized in that, The bottom of the sample platform is equipped with feet for adjusting the level and providing stable support.

4. The test apparatus for static settling of foam according to claim 1, characterized in that, The counterweight is C-shaped for easy loading and unloading.

5. The test apparatus for static settling of foam according to claim 1, characterized in that, The pressure plate is provided with a connecting column, which is fixedly connected to the guide rod by bolts.

6. The test apparatus for static settling of foam according to claim 1, characterized in that, The pressure plate is available in various diameters to allow for the replacement of pressure plates with different diameters to meet different test requirements.

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