Test fixture not easy to damage

Abstract

The utility model relates to the technical field of test fixtures, and discloses a test fixture not easy to damage, which comprises a fixture base, a central cavity is arranged at the center of the front side of the fixture base, storage cavities are arranged on two sides of the upper end face of the fixture base, and a rear through groove penetrating through the central cavity is arranged between the inner walls of the rear sides of the storage cavities. And a long rod is rotationally arranged in the rear through groove, the two sides of a rod body of the long rod are both sleeved with internal thread sliding blocks in a threaded mode, and upper cover plates are fixedly arranged at the front ends of the two internal thread sliding blocks. Clamping sliding grooves are formed in the positions, close to the front end and the rear end, of the upper end face of the clamp base. According to the utility model, the position of the clamping plate can be adjusted, the clamping plate can be replaced by using the adjusting nut, part of parts can be replaced even if the clamping plate is damaged, the use is more durable, and meanwhile, the storage cavity can be opened in the process of clamping the electronic parts, so that a test instrument can be conveniently taken out to test the electronic components.

Description

Technical Field

[0001] The utility model relates to the technical field of test fixtures, in particular to a test fixture that is not easily damaged. Background Art

[0002] Electronic components refer to the basic parts that make up electronic devices and are used to transmit, control and convert electrical signals or electrical energy in circuits. Common electronic components include resistors, capacitors, inductors, diodes, transistors, integrated circuits, etc. Electronic components play different roles in electronic devices, such as regulating current, controlling voltage, amplifying signals, etc., and are an indispensable part of circuits. During the production, assembly and maintenance of electronic components, electronic components need to be tested to ensure their performance and quality. Testing can verify whether the components meet the specifications and work properly to avoid problems caused by component failure. Testing also helps to screen out defective components and improve the quality and reliability of products. When electronic components are tested, they need to be clamped. Clamping can keep electronic components in a stable position and direction, ensuring that the components will not move or shake during testing, which helps to accurately test the performance parameters of the components.

[0003] When testing electronic components after clamping, it is necessary to match multiple types of fixtures to clamp various electronic components, and in this process, the fixture is only a single structure, which is difficult to adapt to the testing of electronic components.

[0004] Therefore, the utility model provides a test fixture that is not easily damaged to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art and to propose a test fixture that is not easy to be damaged. The position of the clamping plate arranged in the device can be adjusted and can also be replaced by using an adjusting nut. Even if it is damaged, some parts can be replaced, which makes it more durable to use. At the same time, the device can also open the storage cavity during the process of clamping the electronic parts, so as to facilitate the removal of the test instrument to test the electronic components.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A test fixture that is not easy to be damaged, comprising a fixture base, a central cavity is opened at the center of the front side of the fixture base, storage cavities are opened on both sides of the upper end surface of the fixture base, a rear through slot is opened between the inner walls of the rear sides of the two storage cavities and passes through the central cavity, a long rod is rotatably arranged inside the rear through slot, internal threaded sliders are threadedly sleeved on both sides of the long rod body, and upper cover plates are fixedly arranged at the front ends of the two internal threaded sliders;

[0008] The upper end surface of the clamp base is provided with clamping grooves near the front end and the rear end, and the clamping grooves are communicated with the central cavity, and a reinforcing plate is fixedly arranged inside the central cavity near the front end, and a two-way threaded rod is penetrated at the center of the front side of the reinforcing plate, and two threaded sleeves are threadedly sleeved on the rod body of the two-way threaded rod, and vertical rods are fixedly arranged on the upper ends of the two threaded sleeves, and the upper ends of the two vertical rods respectively penetrate the clamping grooves to the upper end of the clamp base, and are penetrated by an adjusting rod, and the adjusting rod and the vertical rod are fixedly arranged by an adjusting nut, and clamps are fixedly arranged at the opposite ends of the two adjusting rods;

[0009] Through the above technical solution, the position of the clamping plate provided in the device can be adjusted and can also be replaced using an adjusting nut. Even if some parts are damaged, they can be replaced, making it more durable to use. At the same time, the device can also open the storage cavity during the process of clamping the electronic parts, making it easy to take out the test instrument to test the electronic components.

[0010] Furthermore, the middle part of the rod body of the long rod is provided with helical teeth, and is meshed and connected with the helical gear. The rod bodies on both sides of the long rod are provided with threads, and the threads at both ends are in opposite directions.

[0011] Through the above technical solution, the reverse thread facilitates the simultaneous opening of the upper cover.

[0012] Furthermore, the two internal thread sliders are both slidably disposed inside the rear through slot;

[0013] Through the above technical solution, the movement of the internal thread slider is made more stable.

[0014] Further, the opposite ends of the two upper cover plates are fixedly provided with side cover plates, one side of the front ends of the two side cover plates is fixedly provided with positioning slide blocks, and the front inner walls of the two storage chambers are provided with positioning slide grooves near the upper ends, and the positioning slide blocks are slidably arranged inside the positioning slide grooves;

[0015] Through the above technical solution, a limiting mechanism is arranged at the front of the upper cover plate to achieve stability in movement.

[0016] Furthermore, a handle is fixedly provided at the front end of the bidirectional threaded rod, and support bases are fixedly provided at the four corners of the lower end surface of the clamp base;

[0017] Through the above technical solution, the support base is used to increase the stability of the support.

[0018] Furthermore, the rear end of the bidirectional threaded rod is rotatably disposed on the rear inner wall of the central cavity;

[0019] Through the above technical solution, the rotation of the bidirectional threaded rod is made more stable.

[0020] Furthermore, a clamping platform is fixedly provided at the center of the upper end surface of the clamp base;

[0021] Through the above technical solution, the clamping platform is used to place electronic components.

[0022] The utility model has the following beneficial effects:

[0023] The utility model proposes a test fixture that is not easy to be damaged. When the device is in use, the electronic components can be placed on the clamping platform, and the instrument for testing the electronic components can be placed in the storage cavity. The storage cavity can be opened by turning the handle, and the electronic components can be clamped while opening. After the electronic components are tested using the equipment inside the storage cavity, the two-way threaded rod can be rotated in the reverse direction to achieve the effect of rapid storage. The operation is simple, the use is convenient, and it is conducive to rapid testing and storage. At the same time, the position of the clamp can be adjusted by fixing the adjusting nut to achieve the adjustment of the length of the adjusting rod. The operation is simple and the device is more durable. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the axial side of the utility model;

[0025] Figure 2 It is a side sectional schematic diagram of the utility model;

[0026] Figure 3 It is a bottom-view axial side schematic diagram of the utility model;

[0027] Figure 4 For this utility model Figure 3 Schematic diagram of the axial side of the mid-oblique section.

[0028] Legend:

[0029] 1. Clamp base; 2. Reinforcement plate; 3. Central cavity; 4. Clamping slide; 5. Clamping plate; 6. Vertical rod; 7. Adjustment rod; 8. Adjustment nut; 9. Rear through slot; 10. Internal thread slider; 11. Storage cavity; 12. Upper cover plate; 13. Side cover plate; 14. Clamping platform; 15. Bevel gear; 16. Long rod; 17. Threaded sleeve; 18. Handle; 19. Support base; 20. Bidirectional threaded rod. DETAILED DESCRIPTION

[0030] 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.

[0031] Example

[0032] Reference Figure 1-4 The utility model provides an embodiment: a test fixture that is not easy to be damaged, including a fixture base 1, a central cavity 3 is opened at the center of the front side of the fixture base 1, storage cavities 11 are opened on both sides of the upper end surface of the fixture base 1, and a rear through groove 9 is opened between the inner walls of the rear sides of the two storage cavities 11 and penetrates the central cavity 3, and a long rod 16 is rotatably arranged inside the rear through groove 9, and internal threaded sliders 10 are threadedly sleeved on both sides of the rod body of the long rod 16, and upper cover plates 12 are fixedly arranged at the front ends of the two internal threaded sliders 10.

[0033] The upper cover plate 12 and the side cover plate 13 are used to close the storage cavity 11, and the storage cavity 11 is used to store electronic components.

[0034] The upper end surface of the clamp base 1 is provided with a clamping slide groove 4 near the front end and the rear end, and the clamping slide groove 4 is communicated with the central cavity 3. A reinforcing plate 2 is fixedly arranged inside the central cavity 3 near the front end, and a bidirectional threaded rod 20 is penetrated at the center of the front side of the reinforcing plate 2. Two threaded sleeves 17 are threadedly sleeved on the rod body of the bidirectional threaded rod 20. The upper ends of the two threaded sleeves 17 are fixedly provided with vertical rods 6. The upper ends of the two vertical rods 6 respectively penetrate the clamping slide groove 4 to the upper end of the clamp base 1, and are penetrated with an adjusting rod 7. The adjusting rod 7 is fixed to the vertical rod 6 by an adjusting nut 8, and the opposite ends of the two adjusting rods 7 are fixedly provided with a clamping plate 5.

[0035] The position of the clamping plate 5 provided in the device can be adjusted and can also be replaced using the adjusting nut 8. Even if some parts are damaged, they can be replaced, making it more durable to use. At the same time, the device can also open the storage cavity 11 during the process of clamping the electronic parts, so as to facilitate the removal of the test instrument to test the electronic components.

[0036] The middle part of the rod body of the long rod 16 is provided with helical teeth, and is meshed with the helical gear 15. The rod bodies on both sides of the long rod 16 are provided with threads, and the threads at both ends are in opposite directions. The reverse threads are convenient for opening the upper cover plate 12 at the same time. The two internal thread sliders 10 are slidably arranged inside the rear through groove 9, so that the movement of the internal thread slider 10 is more stable. The opposite ends of the two upper cover plates 12 are fixedly provided with side cover plates 13, and one side of the front ends of the two side cover plates 13 is fixedly provided with positioning sliders. The inner walls of the front sides of the two storage chambers 11 are provided with positioning grooves near the upper ends. The positioning slider is slidably arranged inside the positioning slide groove, and a limiting mechanism is arranged at the front of the upper cover plate 12 to achieve the stability of movement. A handle 18 is fixedly arranged at the front end of the bidirectional threaded rod 20, and a support base 19 is fixedly arranged at the four corners of the lower end surface of the clamp base 1. The support base 19 is used to increase the stability of the support. The rear end of the bidirectional threaded rod 20 is rotatably arranged on the rear inner wall of the central cavity 3, so that the rotation of the bidirectional threaded rod 20 is more stable. A clamping platform 14 is fixedly arranged at the center of the upper end surface of the clamp base 1, and the clamping platform 14 is used to place electronic components.

[0037] Working principle: When in use, first place the electronic component on the clamping platform 14, and then rotate the handle 18. The rotation of the handle 18 drives the bidirectional threaded rod 20 to rotate. The rotation of the bidirectional threaded rod 20 drives the long rod 16 to rotate through the bevel gear 15. The rotation of the long rod 16 can realize the sliding of the internal threaded slider 10 in the rear through groove 9, thereby realizing the opening of the upper cover 12. At the same time, the rotation of the bidirectional threaded rod 20 drives the threaded sleeve 17 to move, thereby moving the vertical rod 6. When the vertical rod 6 moves, the clamp 5 can be used to clamp the electronic object.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A non-destructive test fixture, comprising a fixture base (1), characterized in that: A central cavity (3) is provided at the center of the front side of the clamp base (1), and storage cavities (11) are provided on both sides of the upper end surface of the clamp base (1). A rear through groove (9) is provided between the inner walls of the rear sides of the two storage cavities (11) and penetrates through the central cavity (3). A long rod (16) is rotatably arranged inside the rear through groove (9), and internal threaded sliders (10) are threadedly sleeved on both sides of the rod body of the long rod (16), and upper cover plates (12) are fixedly arranged at the front ends of the two internal threaded sliders (10); The upper end surface of the clamp base (1) is provided with a clamping groove (4) near the front end and the rear end, and the clamping groove (4) is communicated with the central cavity (3). A reinforcing plate (2) is fixedly arranged inside the central cavity (3) near the front end, and a bidirectional threaded rod (20) is penetrated at the center of the front side of the reinforcing plate (2). Two threaded sleeves (17) are threadedly sleeved on the rod body of the bidirectional threaded rod (20), and the upper ends of the two threaded sleeves (17) are fixedly provided with a vertical rod (6). The upper ends of the two vertical rods (6) respectively penetrate the clamping groove (4) to the upper end of the clamp base (1), and are penetrated with an adjusting rod (7). The adjusting rod (7) is fixed to the vertical rod (6) by an adjusting nut (8), and the opposite ends of the two adjusting rods (7) are fixedly provided with a clamping plate (5).

2. The non-destructive test fixture according to claim 1, characterized in that: The middle part of the rod body of the long rod (16) is provided with helical teeth, which are meshed and connected with the helical gear (15). The rod bodies on both sides of the long rod (16) are provided with threads, and the directions of the threads at both ends are opposite.

3. The non-destructive test fixture according to claim 1, characterized in that: The two internal thread sliders (10) are both slidably arranged inside the rear through groove (9).

4. The non-destructive test fixture according to claim 1, characterized in that: A side cover plate (13) is fixedly provided at the opposite end of the two upper cover plates (12), a positioning slide block is fixedly provided on one side of the front end of the two side cover plates (13), and a positioning slide groove is provided on the front inner wall of the two storage chambers (11) near the upper end, and the positioning slide block is slidably arranged inside the positioning slide groove.

5. The non-destructive test fixture according to claim 1, characterized in that: A handle (18) is fixedly provided at the front end of the bidirectional threaded rod (20), and support bases (19) are fixedly provided at the four corners of the lower end surface of the clamp base (1).

6. The non-destructive test fixture according to claim 1, characterized in that: The rear end of the bidirectional threaded rod (20) is rotatably disposed on the rear inner wall of the central cavity (3).

7. The non-destructive test fixture according to claim 1, characterized in that: A clamping platform (14) is fixedly arranged at the center of the upper end surface of the clamp base (1).

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