Tensile test piece mold for silicone adhesive

Abstract

The tensile test piece die comprises a base, a placing groove, a first die body, a second die body and a support, the placing groove is formed in the front side of the top of the base, the first die body is movably connected to the front side of the bottom of the inner wall of the placing groove, and the second die body is movably connected to the rear side of the bottom of the inner wall of the placing groove; the support is fixedly connected to the rear side of the top of the base, and injection mechanisms are arranged on the tops of the first mold and the second mold. According to the utility model, by arranging the placing groove, the first mold and the second mold can be placed in the placing groove during use, and then the first mold and the second mold are limited through the placing groove, so that the first mold and the second mold are prevented from being separated, and the problem that air cannot be exhausted when raw materials are injected into a cavity of an existing tensile test mold is solved; the problems that raw materials are mixed with air in the cavity, the stretching effect is affected, and meanwhile, the raw materials are very inconvenient to inject are solved, and the raw material injection device has the advantage that the raw materials are convenient to inject.

Description

Technical Field

[0001] The utility model relates to the technical field of tensile test piece molds, in particular to a tensile test piece mold of silicone rubber. Background Art

[0002] Silicone glue is a kind of ointment, which will solidify into a tough rubber-like solid material once it comes into contact with moisture in the air. It is mainly divided into deacetic acid type, dealcohol type, deamination type, and deacrylic type. Silicone glue is commonly known as glass glue because it is often used for bonding and sealing glass. Single-component silicone glass glue is a kind of ointment, which will solidify into a tough rubber-like solid material once it comes into contact with moisture in the air.

[0003] The existing tensile test mold cannot expel the air when injecting the raw material into the cavity, causing the raw material to mix with the air in the cavity, thus affecting the stretching effect and being very inconvenient when injecting the raw material. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a silicone rubber tensile test piece mold, which has the advantage of convenient injection of raw materials and solves the problem that the existing tensile test mold cannot expel the air when injecting the raw materials into the cavity, causing the raw materials to mix with the air in the cavity, thus affecting the stretching effect and being very inconvenient when injecting the raw materials.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: it includes a base, a placement groove, mold one, mold two and a bracket, the placement groove is opened on the top front side of the base, the mold one is movably connected to the front side of the bottom of the inner wall of the placement groove, the mold two is movably connected to the rear side of the bottom of the inner wall of the placement groove, the bracket is fixedly connected to the rear side of the top of the base, and the tops of the mold one and the mold two are both provided with injection mechanisms.

[0006] As a preferred embodiment of the utility model, the injection mechanism includes an injection groove, which is opened on the top of mold one and mold two, and a cavity is opened on the side where mold one and mold two are close to each other, and exhaust holes are opened on the inner wall of the cavity, and four exhaust holes are provided and distributed at equal distances.

[0007] As a preferred embodiment of the present invention, the four corners of the front side of the second mold are fixedly connected with positioning hemispheres, and the four corners of the rear side of the first mold are provided with positioning grooves.

[0008] As a preferred embodiment of the utility model, a moving groove is provided at the top of the front side of the bracket, and a moving block is movably connected to the inner wall of the moving groove.

[0009] As a preferred embodiment of the present invention, a quantitative injection device is fixedly connected to the front side of the moving block.

[0010] As a preferred embodiment of the present invention, the inner wall of the movable groove is fixedly connected to a limiting column, and the movable block is movably connected to the surface of the limiting column.

[0011] As a preferred embodiment of the present invention, a spring is sleeved on the bottom of the limiting column, and the top of the spring is fixedly connected to the bottom of the moving block.

[0012] As a preferred embodiment of the present invention, the surfaces of the mold 1 and the mold 2 are provided with fixing belts, and the material of the fixing belts is rubber material.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model is provided with a placement groove, so that when in use, mold one and mold two can be placed in the placement groove, and then mold one and mold two can be limited by the placement groove to avoid separation of mold one and mold two. This solves the problem that the existing tensile test mold cannot discharge air when injecting raw materials into the cavity, causing the raw materials to mix with the air in the cavity, thus affecting the stretching effect and being very inconvenient when injecting the raw materials. The utility model has the advantage of convenient injection of raw materials.

[0015] 2. The utility model provides an injection mechanism, inserts a quantitative injection device into an injection slot, delivers the raw material into the injection slot, and then delivers the raw material into the cavity through the injection slot, so that the cavity shapes the raw material, and when the raw material is injected into the cavity, the air in the cavity is discharged through the exhaust hole to avoid mixing of air into the raw material.

[0016] 3. The utility model provides a positioning hemisphere and a positioning groove. When mold one and mold two are combined together, mold one and mold two are positioned by engaging the positioning hemisphere and the positioning groove, thereby avoiding displacement of mold one and mold two during assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the three-dimensional explosion structure of the utility model;

[0019] Figure 3 It is a three-dimensional structural schematic diagram of a mold of the utility model.

[0020] In the figure: 1. base; 2. placement groove; 3. mold one; 4. mold two; 5. bracket; 6. injection mechanism; 61. injection groove; 62. cavity; 63. exhaust hole; 7. positioning hemisphere; 8. positioning groove; 9. moving groove; 10. moving block; 11. quantitative injection device; 12. limiting column; 13. spring; 14. fixing belt. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figures 1 to 3 As shown, the utility model includes a base 1, a placement slot 2, a mold 1 3, a mold 2 4 and a bracket 5. The placement slot 2 is opened on the top front side of the base 1, the mold 1 3 is movably connected to the front side of the bottom of the inner wall of the placement slot 2, the mold 2 4 is movably connected to the rear side of the bottom of the inner wall of the placement slot 2, the bracket 5 is fixedly connected to the rear side of the top of the base 1, and the tops of the mold 1 3 and the mold 2 4 are both provided with injection mechanisms 6.

[0023] refer to Figure 3 The injection mechanism 6 includes an injection groove 61, which is opened on the top of the mold 1 3 and the mold 2 4. A cavity 62 is opened on the side where the mold 1 3 and the mold 2 4 are close to each other. An exhaust hole 63 is opened on the inner wall of the cavity 62. Four exhaust holes 63 are provided, and the four exhaust holes 63 are distributed at equal distances.

[0024] As a technical optimization scheme of the utility model, by setting an injection mechanism 6, by inserting the quantitative injection device 11 into the injection groove 61, by conveying the raw material into the injection groove 61, and then conveying the raw material into the cavity 62 through the injection groove 61, the cavity 62 shapes the raw material, and when the raw material is injected into the cavity 62, the air in the cavity 62 is discharged through the exhaust hole 63 to avoid air mixing into the raw material.

[0025] refer to Figure 3 The four corners of the front side of the mold 2 4 are fixedly connected with positioning hemispheres 7, and the four corners of the rear side of the mold 1 3 are provided with positioning grooves 8.

[0026] As a technical optimization solution of the utility model, by setting the positioning hemisphere 7 and the positioning groove 8, when the mold 1 3 and the mold 2 4 are combined together, the positioning hemisphere 7 and the positioning groove 8 are engaged to position the mold 1 3 and the mold 2 4, so as to avoid the displacement of the mold 1 3 and the mold 2 4 during assembly.

[0027] refer to Figure 2 A moving groove 9 is provided at the top of the front side of the bracket 5 , and a moving block 10 is movably connected to the inner wall of the moving groove 9 .

[0028] As a technical optimization solution of the utility model, by setting the moving groove 9 and the moving block 10, the moving block 10 can move up and down in the moving groove 9, and the moving groove 9 can limit the moving block 10 to prevent the moving block 10 from detaching.

[0029] refer to Figure 2 A quantitative injection device 11 is fixedly connected to the front side of the moving block 10 .

[0030] As a technical optimization solution of the utility model, a quantitative injection device 11 is set up, and the quantitative injection device 11 is moved downward, and the quantitative injection device 11 is inserted into the injection groove 61 to transport the raw material into the injection groove 61. When the raw material solidifies, mold 1 3 is separated from mold 2 4, and the excess raw material is cut off by using a utility knife.

[0031] refer to Figure 2 The inner wall of the movable groove 9 is fixedly connected to the limiting column 12, and the movable block 10 is movably connected to the surface of the limiting column 12.

[0032] As a technical optimization solution of the present invention, by providing a limiting column 12, the limiting column 12 can limit the moving block 10, so that the moving block 10 is tilted.

[0033] refer to Figure 2 A spring 13 is sleeved on the bottom of the limiting column 12 , and the top of the spring 13 is fixedly connected to the bottom of the moving block 10 .

[0034] As a technical optimization solution of the utility model, a spring 13 is provided to push the moving block 10 upward, and then the moving block 10 is reset after the quantitative injection device 11 is pressed.

[0035] refer to Figure 2 The surfaces of the mold 1 3 and the mold 2 4 are covered with a fixing belt 14, and the material of the fixing belt 14 is rubber material.

[0036] As a technical optimization solution of the present invention, by providing a fixing belt 14 and sleeved on the mold 1 3 and the mold 2 4 , it is possible to prevent the mold 1 3 from being separated from the mold 2 4 or to prevent a gap from appearing.

[0037] The working principle and use process of the utility model are as follows: when in use, mold 1 3 and mold 2 4 can be placed in the placement groove 2, and then mold 1 3 and mold 2 4 can be limited by the placement groove 2 to prevent mold 1 3 from being separated from mold 2 4; a quantitative injection device 11 can be inserted into the injection groove 61, and the raw material can be transported into the injection groove 61, and then the raw material can be transported into the cavity 62 through the injection groove 61, so that the cavity 62 shapes the raw material; when the raw material is injected into the cavity 62, the air in the cavity 62 is discharged through the exhaust hole 63 to prevent air from being mixed into the raw material; when mold 1 3 and mold 2 4 are combined together, the positioning hemisphere 7 and the positioning groove 8 are engaged to position mold 1 3 and mold 2 4 to prevent the mold from being assembled. There is an offset between mold 1 3 and mold 2 4, and the moving block 10 can move up and down in the moving groove 9. The moving groove 9 can limit the moving block 10 to prevent the moving block 10 from being separated. By moving the quantitative injection device 11 downward, the quantitative injection device 11 is inserted into the injection groove 61 to transport the raw material into the injection groove 61. When the raw material solidifies, mold 1 3 is separated from mold 2 4, and the excess raw material is cut off with a utility knife. The limiting column 12 can limit the moving block 10, and the moving block 10 is tilted. The spring 13 pushes the moving block 10 to move upward, and then the moving block 10 is reset after pressing the quantitative injection device 11. By setting the fixing belt 14 on mold 1 3 and mold 2 4, it can be avoided that mold 1 3 is separated from mold 2 4 or a gap appears.

[0038] To sum up: this silicone rubber tensile test piece mold, by setting a placement groove 2, can be used by placing mold 1 3 and mold 2 4 into the placement groove 2, and then limiting mold 1 3 and mold 2 4 through the placement groove 2 to avoid separation of mold 1 3 and mold 2 4, thereby solving the problem that the existing tensile test mold cannot expel air when injecting raw materials into the cavity, causing the raw materials to mix with the air in the cavity, thus affecting the stretching effect, and being very inconvenient when injecting the raw materials.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A silicone rubber tensile test piece mold, comprising a base (1), a placement groove (2), a mold 1 (3), a mold 2 (4) and a bracket (5), characterized in that: The placement groove (2) is provided at the front side of the top of the base (1); the mold 1 (3) is movably connected to the front side of the bottom of the inner wall of the placement groove (2); the mold 2 (4) is movably connected to the rear side of the bottom of the inner wall of the placement groove (2); the bracket (5) is fixedly connected to the rear side of the top of the base (1); and the tops of the mold 1 (3) and the mold 2 (4) are both provided with injection mechanisms (6).

2. The silicone rubber tensile test piece mold according to claim 1, characterized in that: The injection mechanism (6) comprises an injection groove (61), wherein the injection groove (61) is provided at the top of the mold one (3) and the mold two (4), and a cavity (62) is provided on a side where the mold one (3) and the mold two (4) are close to each other, and an exhaust hole (63) is provided on the inner wall of the cavity (62), and four exhaust holes (63) are provided, and the four exhaust holes (63) are distributed at equal distances.

3. The silicone rubber tensile test piece mold according to claim 1, characterized in that: The four corners on the front side of the second mold (4) are all fixedly connected with positioning hemispheres (7), and the four corners on the rear side of the first mold (3) are all provided with positioning grooves (8).

4. The silicone rubber tensile test piece mold according to claim 1, characterized in that: A moving groove (9) is provided at the top of the front side of the bracket (5), and a moving block (10) is movably connected to the inner wall of the moving groove (9).

5. The silicone rubber tensile test piece mold according to claim 4, characterized in that: A quantitative injection device (11) is fixedly connected to the front side of the moving block (10).

6. The silicone rubber tensile test piece mold according to claim 4, characterized in that: The inner wall of the movable groove (9) is fixedly connected to a limiting column (12), and the movable block (10) is movably connected to the surface of the limiting column (12).

7. The silicone rubber tensile test piece mold according to claim 6, characterized in that: A spring (13) is sleeved on the bottom of the limiting column (12), and the top of the spring (13) is fixedly connected to the bottom of the moving block (10).

8. The silicone rubber tensile test piece mold according to claim 1, characterized in that: The surfaces of the mold 1 (3) and the mold 2 (4) are sleeved with fixing belts (14), and the material of the fixing belts (14) is rubber.

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