Device for testing formability of low-temperature co-fired ceramic dielectric material
By using a motor to drive the threaded rod and fixture structure in the low-temperature cofired ceramic dielectric material molding performance test device, fixing the detection object and combining cylinder pressing, the sample displacement problem is solved, and the stability and reliability of the test results are achieved.
Patent Information
- Application Number
- CN202422481547.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-14
- Publication Date
- 2025-08-29
- Estimated Expiration
- 2034-10-14
AI Technical Summary
During the inspection, the existing low-temperature cofired ceramic dielectric material molding performance testing device causes sample displacement due to the application of external forces, which affects the consistency and reliability of the test results.
A structure including a workbench, a fixed plate, a motor, a threaded rod, a moving block, a fixture and a cylinder is adopted. The threaded rod drives the moving block and a fixture to achieve the fixation of the detection object, and pressing it with the cylinder drives the pressing plate to avoid sample displacement.
Improve the stability and consistency of the test results, avoid sample movement caused by external forces, and ensure the reliability of the test.
Smart Images
Figure CN223284034U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of material science, in particular to a device for testing the forming performance of low-temperature co-fired ceramic dielectric materials. Background Art
[0002] LTCC materials typically have a high dielectric constant and are suitable for high-frequency electronic devices, especially microwave and radio frequency applications. Low-temperature co-fired ceramics allow the integration of multi-layer circuits, allowing circuits and passive components to be implemented simultaneously on the same substrate, reducing the overall volume and weight of the assembly. These materials exhibit low dielectric loss under high-frequency signals, helping to improve circuit performance and efficiency.
[0003] The principles of low-temperature co-fired ceramic dielectric material forming performance testing equipment primarily involve physical and electrical performance testing. Mechanical performance tests, such as compressive strength, flexural strength, and toughness, are typically performed using a mechanical testing machine, which applies varying forces to measure the material's mechanical properties.
[0004] When testing the test object, the existing low-temperature co-fired ceramic dielectric material forming performance testing devices mostly place the test object under the testing device and press it with a pressing device. In this case, the test will be affected by the external force, resulting in displacement of the sample during the test, affecting the consistency and reliability of the test results. Therefore, a low-temperature co-fired ceramic dielectric material forming performance testing device is proposed to address the above problems. Utility Model Content
[0005] In order to make up for the shortcomings of the existing technology, the existing low-temperature co-fired ceramic dielectric material forming performance testing device mostly places the test object under the testing device and presses it with a pressing device when testing the test object. In this case, the test will be affected by the external force, resulting in displacement of the sample during the test, affecting the consistency and reliability of the test results. The utility model proposes a low-temperature co-fired ceramic dielectric material forming performance testing device.
[0006] The technical solution adopted by the present invention to solve its technical problems is a low-temperature co-fired ceramic dielectric material forming performance testing device, comprising a workbench, a fixed plate fixedly installed on the side surface of one end of the workbench, a fixed bracket fixedly installed on the side surface of the fixed plate, a support plate fixedly installed on the side surface of the fixed bracket, a motor fixedly installed on the top of the support plate, an output end of the motor is fixedly installed with a threaded rod through the interior of the fixed bracket, a nut is externally threaded on one end of the threaded rod, a first moving block is fixedly installed on the outside of the nut, fixed rods are fixedly installed on both ends of one side of the fixed bracket, one end of the fixed rod is externally slidably installed on the inside of the first moving block, connecting blocks are fixedly installed on both sides of the outside of the first moving block, second moving blocks are provided on both sides of the interior of the fixed plate, and the interior of the second moving block is provided with a The cam is fixedly mounted on the outside of the second movable block, and one end of the spring is fixedly mounted on the outside of the fixed plate. A clamp is fixedly mounted on the outside of the second movable block, and a pressure detection platform is provided below the clamp. The bottom of the pressure detection platform is fixedly mounted on the top of the workbench, and a supporting frame is fixedly mounted on the middle position of the top of the workbench. A cylinder is fixedly mounted on the top of the support frame, and a pressing plate is fixedly mounted on the cylinder piston rod through the interior of the support frame. The threaded rod is driven to rotate by a motor, and the first movable block is driven to move by the threaded rod, and the second movable block is driven by the first movable block, and the clamp is driven to move by the second movable block, thereby achieving the effect of fixing the detection object and effectively improving the consistency and reliability of the test results of the detection object.
[0007] Preferably, a sliding groove is provided at the inner bottom end of the fixed plate, a sliding block is slidably installed inside the sliding groove, and the top of the sliding block is fixedly installed on the bottom of the second movable block. The second movable block can be limited during its movement by driving the sliding block to move.
[0008] Preferably, a plurality of telescopic rods are fixedly mounted on the bottom of the support frame, one end of the telescopic rod is externally fixedly mounted on the top of the pressing plate, and the telescopic rod is used to limit the cylinder piston rod that moves up and down to prevent deviation during movement.
[0009] Preferably, a throttle valve is fixedly installed on the top of the support frame, and the output end of the throttle valve is fixedly installed inside the air inlet of the cylinder. The gas input into the cylinder is controlled by adjusting the throttle valve to control the extension and contraction speed and pressing strength of the cylinder.
[0010] Preferably, a pressure detector is fixedly installed on the top of the workbench, and the pressure detector is electrically connected to the pressure detection platform. The connection between the pressure detector and the pressure detection platform allows the detection data to be more intuitively seen through the pressure detector.
[0011] Preferably, a protective pad is fixedly installed on the bottom of the pressing plate, and the protective pad is made of elastic material. When the pressing plate presses the detection object, the protective pad provided on the bottom protects it.
[0012] The utility model is beneficial in that:
[0013] The utility model uses a testing device to perform pressure testing on the low-temperature co-fired ceramic dielectric material after the low-temperature co-fired ceramic dielectric material is formed. The utility model drives the threaded rod to rotate by a motor, drives the first moving block to move by the threaded rod, drives the second moving block by the first moving block, and drives the clamp to move by the second moving block, so as to achieve the effect of fixing the test object. The utility model solves the problem that the existing low-temperature co-fired ceramic dielectric material forming performance testing device mostly places the test object under the testing device and presses it by the pressing device when testing the test object. In this case, the test will be affected by the external force, resulting in displacement of the sample during the test, which affects the consistency and reliability of the test results. The utility model avoids uneven force caused by sample movement when testing the test object, and achieves the effect of making the test results more stable and consistent. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.
[0015] Figure 1 It is a structural diagram of one side of the performance test device;
[0016] Figure 2 It is a structural diagram of the other side of the performance test device;
[0017] Figure 3 is a schematic diagram of the fixing device structure;
[0018] Figure 4 Schematic diagram of the internal structure of the fixed plate;
[0019] Figure 5 is a schematic diagram of a pressure device;
[0020] In the figure: 1. Workbench; 2. Fixed plate; 3. Fixed bracket; 4. Support plate; 5. Motor; 6. Threaded rod; 7. Nut; 8. First moving block; 9. Fixed rod; 10. Connecting block; 11. Second moving block; 12. Mounting groove; 13. Spring; 14. Clamp; 15. Slide groove; 16. Sliding block; 17. Pressure detection platform; 18. Pressure detector; 19. Support frame; 20. Cylinder; 21. Throttle valve; 22. Telescopic rod; 23. Pressing plate; 24. Protective pad. DETAILED DESCRIPTION
[0021] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0022] See also Figure 1-5As shown, a low-temperature co-fired ceramic dielectric material forming performance testing device includes a workbench 1, a fixed plate 2 is fixedly installed on the side of one end of the workbench 1, a fixed bracket 3 is fixedly installed on the side of the fixed plate 2, a support plate 4 is fixedly installed on the side of the fixed bracket 3, a motor 5 is fixedly installed on the top of the support plate 4, the output end of the motor 5 is fixedly installed with a threaded rod 6 through the inside of the fixed bracket 3, one end of the threaded rod 6 is externally threaded with a nut 7, a first moving block 8 is fixedly installed on the outside of the nut 7, fixed rods 9 are fixedly installed on both ends of one side of the fixed bracket 3, one end of the fixed rod 9 is externally slidably installed on the inside of the first moving block 8, and the outside of the first moving block 8 is fixed on both sides. A connecting block 10 is fixedly installed, and second moving blocks 11 are provided on both sides of the interior of the fixed plate 2. A mounting groove 12 is opened inside the second moving block 11, and the outside of the connecting block 10 is slidably installed inside the mounting groove 12. A plurality of springs 13 are fixedly installed on one side of the second moving block 11, and one end of the spring 13 is fixedly installed on the outside of the fixed plate 2. A clamp 14 is fixedly installed on the outside of the second moving block 11, and a pressure detection platform 17 is provided below the clamp 14. The bottom of the pressure detection platform 17 is fixedly installed on the top of the workbench 1, and a support frame 19 is fixedly installed in the middle of the top of the workbench 1. A cylinder 20 is fixedly installed on the top of the support frame 19. The piston rod 20 passes through the interior of the support frame 19 and is fixedly installed with a pressing plate 23; when working, the existing low-temperature co-fired ceramic dielectric material forming performance testing device mostly places the test object under the test device and presses it through the pressing device. In this case, the test will be subject to external force, resulting in displacement of the sample during the test, affecting the consistency and reliability of the test results. The threaded rod 6 is driven to rotate by starting the motor 5, and the nut 7 threadedly mounted thereon is driven to move by the rotation of the threaded rod 6. The first moving block 8 is driven to move by the movement of the nut 7, and the connection blocks 10 fixed on both sides thereof and the second moving block 11 with the mounting groove 12 provided therein are driven to slide through the first moving block 8. Installation, through the connection between the first moving block 8 and the second moving block 11, when the first moving block 8 moves forward, it pushes the second moving block 11 to move backward, when the second moving block 11 moves backward to a certain distance, the low-temperature co-fired ceramic dielectric material to be tested is placed above the pressure detection platform 17, and then the motor 5 reverses to drive the first moving block 8 to move backward. When the first moving block 8 moves backward, the second moving block 11 is moved horizontally by multiple springs 13 arranged on the side of the second moving block 11. When the second moving block 11 moves horizontally, it drives the clamp 14 to move horizontally, thereby achieving the effect of fixing the low-temperature co-fired ceramic dielectric material, and then the cylinder 20 drives the pressing plate 23 to move vertically to press the low-temperature co-fired ceramic dielectric material.
[0023] A slide groove 15 is provided at the inner bottom end of the fixed plate 2, and a sliding block 16 is slidably installed inside the slide groove 15, and the top of the sliding block 16 is fixedly installed on the bottom of the second movable block 11; when working, the existing low-temperature co-fired ceramic dielectric material forming performance testing device mostly places the test object under the testing device and presses it through a pressing device when testing the test object. In this case, the test will be subject to external force, resulting in displacement of the sample during the test, affecting the consistency and reliability of the test results. The sliding block 16 is driven to move by the slide groove 15, and the second movable block 11 is driven to move by the sliding block 16 to limit the second movable block 11.
[0024] A plurality of telescopic rods 22 are fixedly installed at the bottom of the support frame 19, and one end of the telescopic rod 22 is fixedly installed on the top of the pressing plate 23. When working, the existing low-temperature co-fired ceramic dielectric material forming performance testing device mostly places the test object under the test device and presses it through the pressing device when testing the test object. In this case, the test will be subject to external force, resulting in displacement of the sample during the test, affecting the consistency and reliability of the test results. The telescopic rod 22 provided between the support frame 19 and the pressing plate 23 is used to prevent the pressing plate 23 from deflecting during movement.
[0025] A throttle valve 21 is fixedly installed on the top of the support frame 19, and the output end of the throttle valve 21 is fixedly installed inside the air inlet of the cylinder 20; when working, the existing low-temperature co-fired ceramic dielectric material forming performance testing device mostly places the test object under the testing device and presses it with a pressing device when testing. In this case, the test will be affected by the external force, resulting in displacement of the sample during the test, affecting the consistency and reliability of the test results. The output end of the throttle valve 21 is placed inside the air inlet of the cylinder 20 to control the extension and contraction speed of the cylinder 20.
[0026] A pressure detector 18 is fixedly installed on the top of the workbench 1, and the pressure detector 18 is electrically connected to the pressure detection platform 17. When working, the existing low-temperature co-fired ceramic dielectric material forming performance testing device mostly places the test object under the detection device and presses it with a pressing device. In this case, the test will be affected by the external force, resulting in displacement of the sample during the test, affecting the consistency and reliability of the test results. The pressure detector 18 is connected to the pressure detection platform 17, and the applied pressure is displayed by the pressure detector 18.
[0027] A protective pad 24 is fixedly installed at the bottom of the pressing plate 23. When working, the existing low-temperature co-fired ceramic dielectric material forming performance testing device mostly places the test object under the testing device and presses it with a pressing device. In this case, the test will be subject to external force, resulting in displacement of the sample during the test, affecting the consistency and reliability of the test results. The protective pad 24 provided at the bottom of the pressing plate 23 can prevent the outer surface of the test object from being damaged when pressing.
[0028] The working principle is that when the low-temperature co-fired ceramic dielectric material is formed and the pressure is tested on the formed low-temperature co-fired ceramic dielectric material using a testing device, the threaded rod 6 is driven to rotate by starting the motor 5, and the nut 7 threadedly mounted thereon is driven to move by the rotation of the threaded rod 6, and the first moving block 8 is driven to move by the movement of the nut 7, and the first moving block 8 is driven to slide between the connecting blocks 10 fixed on both sides thereof and the second moving block 11 with the mounting groove 12 provided therein, and the first moving block 8 is connected to the second moving block 11, and when the first moving block 8 moves forward, it pushes the second moving block 11 moves backward. When the second moving block 11 moves backward to a certain distance, the low-temperature co-fired ceramic dielectric material to be tested is placed above the pressure testing platform 17. Then the motor 5 reverses and drives the first moving block 8 to move backward. When the first moving block 8 moves backward, the second moving block 11 is moved horizontally by multiple springs 13 arranged on the side of the second moving block 11. When the second moving block 11 moves horizontally, it drives the clamp 14 to move horizontally, thereby achieving the effect of fixing the low-temperature co-fired ceramic dielectric material. Then, the cylinder 20 drives the pressing plate 23 to move vertically to press the low-temperature co-fired ceramic dielectric material.
[0029] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
[0030] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.
Claims
1. A device for testing the forming properties of low-temperature co-fired ceramic dielectric materials, characterized by: The invention comprises a workbench (1), wherein a fixing plate (2) is fixedly installed on the side surface of one end of the workbench (1), a fixing bracket (3) is fixedly installed on the side surface of the fixing plate (2), a support plate (4) is fixedly installed on the side surface of the fixing bracket (3), a motor (5) is fixedly installed on the top of the support plate (4), an output end of the motor (5) is fixedly installed with a threaded rod (6) passing through the interior of the fixing bracket (3), a nut (7) is externally threadedly installed on one end of the threaded rod (6), a first moving block (8) is fixedly installed on the outside of the nut (7), a fixing rod (9) is fixedly installed on both ends of one side of the fixing bracket (3), one end of the fixing rod (9) is externally slidably installed on the inside of the first moving block (8), connecting blocks (10) are fixedly installed on both sides of the outside of the first moving block (8), and both sides of the inside of the fixing plate (2) are provided with A second movable block (11) is provided with an installation groove (12) inside the second movable block (11), the outside of the connecting block (10) is slidably installed inside the installation groove (12), a plurality of springs (13) are fixedly installed on one side of the second movable block (11), one end of the spring (13) is fixedly installed on the outside of the fixed plate (2), a clamp (14) is fixedly installed on the outside of the second movable block (11), a pressure detection platform (17) is provided below the clamp (14), the bottom of the pressure detection platform (17) is fixedly installed on the top of the workbench (1), a support frame (19) is fixedly installed in the middle position of the top of the workbench (1), a cylinder (20) is fixedly installed on the top of the support frame (19), and a piston rod of the cylinder (20) passes through the inside of the support frame (19) and is fixedly installed with a pressing plate (23).
2. A low-temperature co-fired ceramic dielectric material forming performance testing device according to claim 1, characterized in that: A sliding groove (15) is provided at the inner bottom end of the fixed plate (2), a sliding block (16) is slidably installed inside the sliding groove (15), and the top of the sliding block (16) is fixedly installed on the bottom of the second movable block (11).
3. The low-temperature co-fired ceramic dielectric material forming performance testing device according to claim 1, characterized in that: A pressure detector (18) is fixedly mounted on the top of the workbench (1), and the pressure detector (18) is electrically connected to the pressure detection platform (17).
4. The low-temperature co-fired ceramic dielectric material forming performance testing device according to claim 1, characterized in that: A plurality of telescopic rods (22) are fixedly mounted on the bottom of the support frame (19), and one end of the telescopic rod (22) is externally fixedly mounted on the top of the pressing plate (23).
5. The low-temperature co-fired ceramic dielectric material forming performance testing device according to claim 1, characterized in that: A throttle valve (21) is fixedly mounted on the top of the support frame (19), and an output end of the throttle valve (21) is fixedly mounted inside the air inlet of the cylinder (20).
6. The low-temperature co-fired ceramic dielectric material forming performance testing device according to claim 1, characterized in that: A protection pad (24) is fixedly mounted on the bottom of the pressing plate (23).