Composite material extreme environment test tool

Abstract

The utility model discloses a composite material extreme environment testing tool which comprises a base, a heating device is arranged at one end in the base, a guide groove is formed in one side of the top of the base, a first rack is arranged at one end in the guide groove, and a second connecting rod is arranged on one side of the first rack. A first clamping piece is arranged at one end of the second connecting rod, a second rack is arranged at the end, away from the first rack, in the guide groove, and the first connecting rod is arranged on one side of the second rack. Under the cooperation of the first hinge rod, the top mounting seat, the rotating handle, the connecting screw rod, the connecting block, the second hinge rod and the clamping plate, a tested material can be fixed in the testing process, so that the stability in the testing process is ensured, the tested material is prevented from shifting, and the testing efficiency is improved. And then the composite material can be heated through the heating device in the testing process, so that the temperature of the composite material is changed, and multiple groups of data can be conveniently tested.

Description

Technical Field

[0001] The utility model relates to the technical field of testing tools, in particular to a testing tool for composite materials in extreme environments. Background Art

[0002] Composite materials are new materials that are made by optimizing and combining material components of different properties using advanced material preparation technology. After these materials are made, their strength needs to be tested, and the testing requires the use of special tooling;

[0003] The existing authorization publication number is "CN217180307U" for a composite material high-temperature tensile test tool, including a fixture body for clamping a test piece, the fixture body including a cylindrical upper fixture, the bottom of the upper fixture is provided with a clamping groove for clamping the end A of the test piece, and also includes an auxiliary positioning component for adjusting the centering and coaxiality of the test piece, the auxiliary positioning component is arranged at the bottom of the upper fixture, the auxiliary positioning component includes: a limit pad, the limit pad is located in the clamping groove, and limit pads are provided on both sides of the end A; a locking sleeve, the locking sleeve is sleeved on the bottom of the upper fixture, the limit pads are all located in the locking sleeve, and the locking sleeve locks the end A of the test piece through the limit pad and then locks the test piece.

[0004] However, during the test of this device, the composite material needs to be made into a special shape for testing, which reduces the efficiency of the test. In addition, during the test of the device, the tension will be concentrated at a single position of the triangular end instead of acting on the whole, which affects the data of the composite material test. Utility Model Content

[0005] The purpose of the utility model is to provide a composite material extreme environment testing tool to solve the existing problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a composite material extreme environment testing tool, comprising a base, a heating device is provided at one end inside the base, a guide groove is provided on one side of the top of the base, a first rack is provided at one end inside the guide groove, a second connecting rod is provided on one side of the first rack, a first clamp is provided at one end of the second connecting rod, a second rack is provided at one end of the guide groove away from the first rack, a first connecting rod is provided on one side of the second rack, a second clamp is provided at one end of the first connecting rod, a rotating shaft is provided inside the guide groove, a gear is provided on the outside of the rotating shaft, a servo motor is provided on one side inside the base, an output end of the servo motor is connected to the rotating shaft, a guide tube is provided on one side of the top of the base away from the guide groove, first side plates are symmetrically provided on both sides of the base, a sealing chamber cover is provided on the top of the first side plate, a clamping assembly is provided on the top of the sealing chamber cover, rubber sealing plates are symmetrically provided on both sides inside the sealing chamber cover, second side plates are symmetrically provided on both sides of the sealing chamber cover, and a threaded rod is provided on the top of the second side plate.

[0007] Preferably, the clamping assembly consists of a first hinged rod, a top mounting seat, a connecting screw, a connecting block, a second intersection rod and a splint, the top of the sealing chamber cover is provided with a connecting screw, the bottom of the inside of the sealing chamber cover is provided with a top mounting seat, the bottom of the connecting screw extends to the bottom of the top mounting seat and is provided with a connecting block, the two sides of the connecting block are symmetrically hinged with a first hinged rod, the two sides of the top mounting seat are symmetrically hinged with a second intersection rod, the bottom of the second intersection rod is provided with a splint, the first hinged rod and one end of the second intersection rod are hinged to each other, during the test process, the tested material can be fixed, thereby ensuring stability during the test and preventing the tested material from shifting.

[0008] Preferably, a turning handle is provided on the top of the connecting screw rod, and anti-slip grooves are provided on the outer side of the turning handle to facilitate the connection screw rod to rotate and reduce the difficulty of rotation.

[0009] Preferably, the second side plate is provided with a threaded hole, the first side plate is provided with a through hole, and the threaded hole and the through hole correspond to each other.

[0010] Preferably, a mounting hole is provided on one side of the top of the base, and the bottom of the rotating shaft is connected to the output end of the servo motor through the mounting hole, so that the rotating shaft extends into the interior of the base, so that the servo motor can drive the gear to rotate through the rotating shaft.

[0011] Preferably, a mounting groove is provided at one end of the base, and the heating device is located inside the mounting groove, so that the heating device can be easily disassembled and assembled.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the extreme environment testing tooling for composite materials;

[0013] Through the cooperation of the first hinged rod, the top mounting seat, the turning handle, the connecting screw, the connecting block, the second intersection rod and the splint, the tested material can be fixed during the test, thereby ensuring the stability during the test and preventing the tested material from shifting. Then, during the test, the composite material can be heated by the heating device to change the temperature of the composite material, which is convenient for testing multiple sets of data. Through the cooperation of the first rack, the first clamp, the second connecting rod, the guide tube, the second clamp, the second rack, the rotating shaft and the gear, the composite material can be squeezed during the test to test the strength of the composite material, and pressure can be applied to the composite material as a whole during the test to ensure the accuracy of the test data. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 This is a front cross-sectional view of the utility model;

[0016] Figure 3 It is the front view of the utility model;

[0017] Figure 4 It is a top sectional view of the base of the utility model.

[0018] In the figure: 1. base; 2. heating device; 3. threaded rod; 4. first side panel; 5. second side panel; 6. rubber sealing plate; 7. sealing compartment cover; 8. first hinged rod; 9. top mounting seat; 10. turning handle; 11. connecting screw rod; 12. connecting block; 13. second connecting rod; 14. clamping plate; 15. guide groove; 16. servo motor; 17. first connecting rod; 18. first rack; 19. first clamp; 20. second connecting rod; 21. guide tube; 22. second clamp; 23. second rack; 24. rotating shaft; 25. gear. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-Figure 4, the utility model provides an embodiment: a composite material extreme environment test tool, including a base 1, a heating device 2 is provided at one end inside the base 1, a mounting groove is provided at one end of the base 1, the heating device 2 is located inside the mounting groove, and the heating device 2 is convenient for disassembly and assembly, a guide groove 15 is provided on one side of the top of the base 1, a first rack 18 is provided at one end inside the guide groove 15, a second connecting rod 20 is provided on one side of the first rack 18, a first clamp 19 is provided on one end of the second connecting rod 20, a second rack 23 is provided at one end of the guide groove 15 away from the first rack 18, a first connecting rod 17 is provided on one side of the second rack 23, and a second clamp 22 is provided on one end of the first connecting rod 17, a rotating shaft 24 is provided inside the guide groove 15, a gear 25 is provided on the outer side of the rotating shaft 24, a servo motor 16 is provided on one side inside the base 1, a mounting hole is provided on one side of the top of the base 1, and the bottom of the rotating shaft 24 is connected to the output end of the servo motor 16 through the mounting hole, so that the rotating shaft 24 extends to the inside of the base 1, so that the servo motor 16 can drive the gear 25 to rotate through the rotating shaft 24;

[0021] The output end of the servo motor 16 is connected to the rotating shaft 24. A guide tube 21 is provided on the side of the top of the base 1 away from the guide groove 15. The first side plates 4 are symmetrically provided on both sides of the base 1. The second side plates 5 are provided with threaded holes. The first side plates 4 are provided with through holes, and the threaded holes and the through holes correspond to each other. A sealing chamber cover 7 is provided on the top of the first side plate 4. A clamping assembly is provided on the top of the sealing chamber cover 7. Rubber sealing plates 6 are symmetrically provided on both sides of the inside of the sealing chamber cover 7. Second side plates 5 are symmetrically provided on both sides of the sealing chamber cover 7. A threaded rod 3 is provided on the top of the second side plate 5.

[0022] The clamping assembly consists of a first hinged rod 8, a top mounting seat 9, a connecting screw 11, a connecting block 12, a second intersection rod 13 and a splint 14. A connecting screw 11 is provided at the top of the sealed chamber cover 7, and a turning handle 10 is provided at the top of the connecting screw 11. The outer side of the turning handle 10 is provided with anti-slip grooves to facilitate the connection screw 11 to rotate and reduce the difficulty of rotation. A top mounting seat 9 is provided at the bottom of the sealed chamber cover 7, and the bottom of the connecting screw 11 extends to the bottom of the top mounting seat 9 and is provided with a connecting block 12. The first hinged rod 8 is symmetrically hinged on both sides of the connecting block 12, and the second intersection rod 13 is symmetrically hinged on both sides of the top mounting seat 9. A splint 14 is provided at the bottom of the second intersection rod 13. The first hinged rod 8 and one end of the second intersection rod 13 are hinged to each other. During the test, the tested material can be fixed, thereby ensuring the stability during the test and preventing the tested material from shifting.

[0023] Working principle: During the test, the composite material is first placed on the top of the base 1, and then the sealing chamber cover 7 is covered on the top of the base 1, and the base 1 and the sealing chamber cover 7 are connected by the threaded rod 3, and the rubber sealing plate 6 is used to seal the gap position of the connection to ensure the airtightness of the device, and then the turning handle 10 is rotated, and the turning handle 10 drives the connecting screw rod 11 to rotate. During the rotation of the connecting screw rod 11, the connecting block 12 is driven to move upward, and then the connecting block 12 drives the first hinged rod 8 to move, so that the angle between the two sets of first hinged rods 8 is continuously reduced, and the first hinged rod 8 is then The second connecting rod 13 and the clamping plate 14 are driven to move, so that the second connecting rod 13 holds the composite material to complete the fixation of the composite material, and then the heating device 2 is started, the heating device 2 transfers the temperature to the top of the base 1, and then the composite material is heated through the base 1 to simulate an extreme environment, and then the servo motor 16 is started, the servo motor 16 drives the rotating shaft 24 and the gear 25 to rotate, and then the gear 25 drives the first rack 18 and the second rack 23 to move in opposite directions, thereby driving the first clamp 19 and the second clamp 22 to extrude the composite material to test its strength.

[0024] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0025] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A composite material extreme environment testing tool, comprising a base (1), characterized in that: A heating device (2) is provided at one end of the base (1), a guide groove (15) is provided at one side of the top of the base (1), a first rack (18) is provided at one end of the guide groove (15), a second connecting rod (20) is provided at one side of the first rack (18), a first clamp (19) is provided at one end of the second connecting rod (20), a second rack (23) is provided at one end of the guide groove (15) away from the first rack (18), a first connecting rod (17) is provided at one side of the second rack (23), a second clamp (22) is provided at one end of the first connecting rod (17), a rotating shaft (24) is provided at the guide groove (15), and the rotating shaft ( A gear (25) is provided on the outer side of the base (24), a servo motor (16) is provided on one side inside the base (1), the output end of the servo motor (16) is connected to the rotating shaft (24), a guide tube (21) is provided on the top of the base (1) away from the guide groove (15), first side plates (4) are symmetrically provided on both sides of the base (1), a sealing chamber cover (7) is provided on the top of the first side plate (4), a clamping assembly is provided on the top of the sealing chamber cover (7), rubber sealing plates (6) are symmetrically provided on both sides of the sealing chamber cover (7), second side plates (5) are symmetrically provided on both sides of the sealing chamber cover (7), and a threaded rod (3) is provided on the top of the second side plate (5).

2. A composite material extreme environment testing tool according to claim 1, characterized in that: The clamping assembly consists of a first hinged rod (8), a top mounting seat (9), a connecting screw rod (11), a connecting block (12), a second cross rod (13) and a clamping plate (14); the top of the sealing chamber cover (7) is provided with a connecting screw rod (11); the bottom of the inside of the sealing chamber cover (7) is provided with a top mounting seat (9); the bottom of the connecting screw rod (11) extends to the bottom of the top mounting seat (9) and is provided with a connecting block (12); the first hinged rod (8) is symmetrically hinged on both sides of the connecting block (12); the second cross rod (13) is symmetrically hinged on both sides of the top mounting seat (9); the bottom of the second cross rod (13) is provided with a clamping plate (14); one end of the first hinged rod (8) and the second cross rod (13) are hinged to each other.

3. A composite material extreme environment testing tool according to claim 2, characterized in that: A turning handle (10) is provided on the top of the connecting screw rod (11), and anti-slip grooves are provided on the outer side of the turning handle (10).

4. The extreme environment testing tool for composite materials according to claim 1, characterized in that: The second side plate (5) is provided with a threaded hole, and the first side plate (4) is provided with a through hole, and the threaded hole and the through hole correspond to each other.

5. The extreme environment testing tool for composite materials according to claim 1, characterized in that: A mounting hole is provided on one side of the top of the base (1), and the bottom of the rotating shaft (24) is connected to the output end of the servo motor (16) through the mounting hole.

6. The extreme environment testing tool for composite materials according to claim 1, characterized in that: One end of the base (1) is provided with a mounting groove, and the heating device (2) is located inside the mounting groove.

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