Detachable flame-retardant test sample preparation mold for organic silicon heat-conducting material

Abstract

The utility model provides a detachable flame-retardant test sample preparation mold for an organic silicon heat conduction material. The preparation mold comprises an upper plate, a lower plate and a forming plate clamped between the upper plate and the lower plate, a plurality of forming grooves are formed in the forming plate, and a plurality of first glue guide holes which penetrate through the upper plate and are respectively communicated with the forming grooves are formed in the upper plate. When the detachable flame-retardant test sample preparation mold for the organic silicon heat-conducting material is used, organic silicon liquid is injected into the forming grooves from the first glue guide holes respectively, the organic silicon liquid is shaped into samples with the same size and thickness in the different forming grooves respectively, after the samples are formed, the samples in the forming grooves are taken out, and then the samples are taken out from the forming grooves to form the detachable flame-retardant test sample preparation mold for the organic silicon heat-conducting material. The method can be used for subsequent flame-retardant tests. By means of the preparation mold, a plurality of samples can be formed at a time, it can be guaranteed that the sizes and the thicknesses of the prepared samples are the same, and the testing accuracy is guaranteed.

Description

Technical Field

[0001] This utility model belongs to the field of organosilicon thermal conductive material testing, specifically relating to a detachable flame-retardant test sample preparation mold for organosilicon thermal conductive materials. Background Technology

[0002] In the development of silicone thermal conductive materials, flame retardant performance needs to be tested according to UL94. Flame retardant performance is typically tested using test specimens. However, existing silicone thermal conductive material specimen fabrication lacks corresponding molds, resulting in inconsistent and imprecise shapes and thicknesses in the manufactured specimens. This dimensional instability leads to testing errors. Utility Model Content

[0003] In view of the shortcomings of the prior art described above, the purpose of this utility model is to provide a detachable flame-retardant test sample preparation mold for organosilicon thermal conductive materials.

[0004] 1. To achieve the above and other related objectives, this utility model provides a detachable flame-retardant test sample preparation mold for organosilicon thermal conductive materials. The preparation mold includes an upper plate, a lower plate, and a molding plate sandwiched between the upper plate and the lower plate.

[0005] The molding plate is provided with multiple molding grooves, and the upper plate is provided with multiple first adhesive guiding holes that penetrate the upper plate and are respectively connected to the multiple molding grooves.

[0006] Optionally, each of the plurality of forming grooves has the same length, width, and thickness.

[0007] Optionally, the thickness of each of the plurality of forming grooves is 1 mm.

[0008] Optionally, the upper plate has at least two first fixing holes at its edge, and the lower plate has at least two second fixing holes at positions corresponding to the first fixing holes. The upper plate and the lower plate are fixedly connected to the nuts by fixing bolts passing through the first fixing holes and the second fixing holes.

[0009] Optionally, the plurality of first guide holes are all located at the middle position of the forming groove.

[0010] Optionally, the lower plate is provided with a plurality of second adhesive guiding holes that penetrate the lower plate and communicate with the plurality of forming grooves respectively.

[0011] Optionally, the inner side of the upper plate is provided with a first mounting groove for the top surface of the molded plate to be embedded and accommodated, and the inner side of the lower plate is provided with a second mounting groove for the bottom surface of the molded plate to be embedded and accommodated.

[0012] As described above, the detachable flame-retardant test sample preparation mold for silicone thermal conductive materials of this invention has the following beneficial effects: When using the detachable flame-retardant test sample preparation mold for silicone thermal conductive materials of this invention, silicone liquid is injected into the forming tank through the first guide hole. The silicone liquid is shaped into samples of the same size and thickness in different forming tanks. After the samples are formed, the samples in the forming tanks can be removed and used for subsequent flame-retardant testing. Using the preparation mold of this application, multiple samples can be formed at once, and the size and thickness of the produced samples can be guaranteed to be the same, ensuring the accuracy of the test. Attached Figure Description

[0013] Figure 1 The diagram shows a first structural schematic of the detachable flame-retardant test sample preparation mold for organosilicon thermal conductive materials provided by this utility model.

[0014] Figure 2 This is a schematic diagram of the second structure of the detachable flame-retardant test sample preparation mold for organosilicon thermal conductive materials provided by this utility model.

[0015] Figure 3 The diagram shows the third structural schematic of the detachable flame-retardant test sample preparation mold for organosilicon thermal conductive materials provided by this utility model. Detailed Implementation

[0016] The following specific examples illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification. This utility model can also be implemented or applied through other different specific embodiments, and various details in this specification can be modified or changed based on different viewpoints and applications without departing from the spirit of this utility model. For ease of explanation, when detailing the embodiments of this utility model, the cross-sectional views showing the device structure may be partially enlarged without adhering to the general scale, and the schematic diagrams are merely examples and should not limit the scope of protection of this utility model. Furthermore, in actual manufacturing, the three-dimensional spatial dimensions of length, width, and depth should be included.

[0017] For ease of description, spatial relation terms such as “below,” “under,” “lower than,” “below,” “above,” and “upper” may be used herein to describe the relationship between one element or feature shown in the accompanying drawings and other elements or features. It will be understood that these spatial relation terms are intended to include directions other than those depicted in the drawings for devices in use or operation. Furthermore, when a layer is referred to as being “between” two layers, it may be the only layer between the two layers, or there may be one or more layers in between.

[0018] It should be noted that the illustrations provided in this embodiment are only schematic representations of the basic concept of this utility model. Therefore, the drawings only show components related to this utility model and are not drawn according to the actual number, shape, and size of the components in the actual implementation. In the actual implementation, the form, quantity, and proportion of each component can be arbitrarily changed, and the layout of the components may also be more complex. To keep the illustrations as concise as possible, not all structures are indicated in the drawings.

[0019] like Figure 1 As shown, this embodiment provides a detachable flame-retardant test sample preparation mold for organosilicon thermal conductive materials. The preparation mold includes an upper plate 10, a lower plate 11, and a molding plate 12 sandwiched between the upper plate 10 and the lower plate 11.

[0020] The molding plate 12 is provided with a plurality of molding grooves 13, and the upper plate 10 is provided with a plurality of first adhesive guiding holes 14 that penetrate the upper plate 10 and are respectively connected to the plurality of molding grooves 13.

[0021] Preferably, the molding plate 12 is made of stainless steel, and the upper plate 10 and the lower plate 11 are made of plastic or metal.

[0022] In this embodiment, the length, width, and thickness of each of the plurality of forming grooves 13 are the same. Furthermore, the thickness of each of the plurality of forming grooves 13 is 1 mm.

[0023] Preferably, the samples formed by the forming groove 13 are all 1 mm thick. During the testing process, the samples can be stacked to the required thickness.

[0024] When using the detachable flame-retardant test sample preparation mold of the silicone thermally conductive material of this invention, molten silicone is injected into the forming tank 13 through the first guide hole 14. The molten silicone is shaped into samples of the same size and thickness in different forming tanks 13. After the samples are formed, they are removed from the forming tank 13 and can be used for subsequent flame-retardant testing. Using the preparation mold of this application, multiple samples can be formed at once, and the size and thickness of the formed samples can be guaranteed to be the same, thus ensuring the accuracy of the test.

[0025] Furthermore, in order to better fix and clamp the middle forming plate 12, at least two first fixing holes 15 are provided at the edge of the upper plate 10, and at least two second fixing holes 16 are provided on the lower plate 11 at the corresponding positions of the first fixing holes 15. The upper plate 10 and the lower plate 11 are fixedly connected to the nuts after passing through the first fixing holes 15 and the second fixing holes 16 with fixing bolts.

[0026] Preferably, the plurality of first adhesive guide holes 14 are all located at the middle position of the forming groove 13.

[0027] like Figure 3 As shown, in order to facilitate the rapid introduction of adhesive into the molding tank 13, the lower plate 11 is provided with a plurality of second adhesive guiding holes 17 that penetrate the lower plate 11 and are respectively connected to the plurality of molding tanks 13.

[0028] like Figure 3 As shown, in order to prevent the molding plate 12 from shifting between the upper plate 10 and the lower plate 11, the inner side of the upper plate 10 is provided with a first mounting groove for the top surface of the molding plate 12 to be inserted and accommodated, and the inner side of the lower plate 11 is provided with a second mounting groove 18 for the bottom surface of the molding plate 12 to be inserted and accommodated.

[0029] During assembly, the molding plate 12 is embedded into the first mounting groove and the second mounting groove 18, and then the upper plate 10 and the lower plate 11 are locked to achieve the positioning of the molding plate 12.

[0030] The above embodiments are merely illustrative of the principles and effects of this utility model and are not intended to limit the scope of this utility model. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of this utility model. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in this utility model should still be covered by the claims of this utility model.

Claims

1. A detachable flame test sample preparation mold for silicone thermal management materials, characterized by, The preparation mold comprises an upper plate, a lower plate, and a forming plate clamped between the upper plate and the lower plate; The forming plate is provided with a plurality of forming grooves, and the upper plate is provided with a plurality of first glue guiding holes penetrating through the upper plate and respectively communicating with the plurality of forming grooves; The inner side surface of the upper plate is provided with a first embedding groove capable of embedding and accommodating the top surface part of the forming plate, and the inner side surface of the lower plate is provided with a second embedding groove capable of embedding and accommodating the bottom surface part of the forming plate; The plurality of first glue guiding holes are located at the middle positions of the forming grooves; The lower plate is provided with a plurality of second glue guiding holes penetrating through the lower plate and respectively communicating with the plurality of forming grooves.

2. The demountable flame test sample preparation mold for silicone thermal management materials of claim 1, wherein, The length, width and thickness of each forming groove in the plurality of forming grooves are the same.

3. The demountable flame test sample preparation mold for silicone thermal management materials of claim 2, wherein, The thickness of each forming groove in the plurality of forming grooves is 1mm.

4. The demountable flame test sample preparation mold for silicone thermal management materials of claim 1, wherein, At least two first fixing holes are arranged at the edge positions of the upper plate, at least two second fixing holes are arranged at the corresponding positions of the lower plate relative to the first fixing holes, and the upper plate and the lower plate are fixedly connected with nuts after a fixing bolt passes through the first fixing hole and the second fixing hole.

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