A chip vibration testing machine
By designing a chip vibration tester including multiple controllers, vibration motors and real-time detection devices, the shortcomings of traditional testers in terms of test speed, data processing efficiency and accuracy are solved, and efficient and accurate chip vibration tests are achieved.
Patent Information
- Application Number
- CN202421439115.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-24
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-06-24
AI Technical Summary
Traditional chip vibration testing machines have major defects in testing speed, data processing efficiency and test results accuracy, and it is difficult to simulate actual use scenarios, resulting in errors in the test results and actual use situations.
A chip vibration tester is designed, including a housing, a vibration disk and a mounting plate, with built-in first and second controllers, display screens, control buttons, working indicator lights, vibration sensors and four vibration motors. The second controller controls the vibration motor to simulate actual use scenarios, and the detection device monitors chip performance in real time and transmits data to improve the test speed and data processing efficiency.
Real-time performance detection and efficient data processing are realized, the accuracy and testing speed of test results are improved, and data transmission and replacement of detection devices are facilitated.
Smart Images
Figure CN222704303U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of chip testing, in particular to a chip vibration testing machine. Background Art
[0002] A chip refers to a silicon wafer containing an integrated circuit. It is very small and is an indispensable part of a computer or other electronic device. When manufacturing chips, it is necessary to sample and test the quality of the chips. Among them, seismic resistance is one of the factors that affect the quality of chips. A chip vibration tester is a test device specially used to test the reliability and stability of electronic components or electronic products in a vibration environment. Its main function is to simulate the vibration and vibration environment that the product may be subjected to during transportation, use, storage and environmental changes, to test whether the product can work normally and whether it has reliability and durability during long-term use.
[0003] In the prior art, the data processing efficiency of traditional chip vibration testers is low, and most of them use manual analysis and processing methods, which are labor-intensive and time-consuming. Since the test environment is difficult to simulate the actual usage scenario, there is a certain error between the test results of traditional chip vibration testers and the actual usage. The vibration process makes it difficult to perform real-time performance testing on the chip under test, the transmission performance of the test results is poor, and the test speed and data processing efficiency are low. The detection device is fixedly connected to the vibration plate by bolts, which is convenient for disassembly and installation when the detection device needs to be replaced.
[0004] In summary, the traditional chip vibration tester has major defects in test speed, data processing efficiency and test result accuracy. Therefore, it is necessary to provide a chip vibration tester to solve the above problems. Utility Model Content
[0005] The purpose of the utility model is to provide a chip vibration tester to solve the problems raised in the above background technology.
[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0007] A chip vibration tester comprises a shell, a vibration plate and a mounting plate, wherein a first controller and a second controller are fixedly installed inside the shell, and the second controller is electrically connected to the first controller; a display screen, a control button and a working indicator light are fixedly installed on the front of the shell, and the display screen, the control button and the working indicator light are electrically connected to the first controller; a spring is fixedly installed on the top of the shell, and the top of the spring is fixedly connected to the vibration plate, and a first threaded hole is opened on the vibration plate; a first vibration motor, a second vibration motor, a third vibration motor and a fourth vibration motor are fixedly installed on the bottom of the vibration plate, and the first vibration motor, the second vibration motor, the third vibration motor and the fourth vibration motor are electrically connected to the second controller.
[0008] As a further description of the above technical solution:
[0009] A slide groove is opened on the vibration plate, and a mounting plate is provided on the vibration plate. The mounting plate is slidably connected to the slide groove. A detection device is fixedly installed on the mounting plate, and the detection device is electrically connected to the first controller. A second threaded hole is opened on the mounting plate, and a bolt is provided on the mounting plate. The bolt is threadedly connected to the first threaded hole and the second threaded hole. A fixing cover is provided on the detection device, and one end of the fixing cover is rotatably connected to the detection device through a hinge, and the other end of the fixing cover is fixedly connected to the detection device through a buckle.
[0010] As a further description of the above technical solution:
[0011] A vibration sensor is fixedly connected to the bottom of the vibration plate, and the vibration sensor is electrically connected to the first controller.
[0012] As a further description of the above technical solution:
[0013] A rechargeable battery is fixedly installed inside the shell, the first controller is electrically connected to the rechargeable battery, and a charging socket is provided on the right side of the shell, and the charging socket is electrically connected to the rechargeable battery.
[0014] As a further description of the above technical solution:
[0015] A USB interface is fixedly installed on the right side of the shell, and the USB interface is electrically connected to the first controller.
[0016] As a further description of the above technical solution:
[0017] The second controller controls the first vibration motor, the second vibration motor, the third vibration motor and the fourth vibration motor through a second control circuit. The second control circuit includes a second control chip, a first PWM module, a second PWM module, a third PWM module and a fourth PWM module. The input end of the second control chip is connected to the output end of the first controller, the output end of the second control chip is connected to the input ends of the first PWM module, the second PWM module, the third PWM module and the fourth PWM module, the output end of the first PWM module is connected to the input end of the first vibration motor, the output end of the second PWM module is connected to the input end of the second vibration motor, the output end of the third PWM module is connected to the input end of the third vibration motor, and the output end of the fourth PWM module is connected to the input end of the fourth vibration motor.
[0018] As a further description of the above technical solution:
[0019] The first controller implements a chip vibration test function through a first control circuit. The first control circuit includes a first control chip, a power conversion circuit, a first signal conditioning circuit, a second signal conditioning circuit, a data encoding module, a serial port conversion circuit, a wireless communication module and a memory. The input end of the power conversion circuit is connected to the output end of the rechargeable battery, the output end of the power conversion circuit is connected to the input end of the first control chip, the input end of the first signal conditioning circuit is connected to the output end of the control button, the input end of the second signal conditioning circuit is connected to the output end of the vibration sensor, the output ends of the first signal conditioning circuit and the second signal conditioning circuit are respectively connected to the input end of the first control chip, the output end of the first control chip is respectively connected to the data encoding module and the serial port conversion circuit input end, the output end of the data encoding module is connected to the input end of the display screen, the output end of the serial port conversion circuit is connected to the input end of the USB interface, the first control chip is bidirectionally connected to the memory, and the first control chip is bidirectionally connected to the wireless communication module.
[0020] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:
[0021] 1. In the utility model, a detection device is provided on the vibration disk. During the vibration process, the detection device can perform performance detection on the chip under test in real time and transmit the detection result to the first controller, thereby improving the test speed and data processing efficiency. The detection device is fixedly connected to the vibration disk by bolts, which is convenient for disassembly and installation when the detection device needs to be replaced.
[0022] 2. In the utility model, four vibration motors and a vibration sensor are installed at the bottom of the vibration plate. The second controller simulates the actual usage scenario by controlling the four vibration motors. The vibration sensor transmits the vibration state information to the first controller and can adjust the parameters through the control buttons, thereby improving the accuracy of the test results.
[0023] 3. In the utility model, a display screen and a USB interface are provided on the shell, and a wireless communication module is provided inside the first controller. The staff can obtain the test result information through three different channels, which is convenient for data transmission with other devices. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 It is a three-dimensional structural schematic diagram of the utility model in an exploded state;
[0025] Figure 2 It is a three-dimensional structural schematic diagram of the utility model in use state;
[0026] Figure 3 This is a schematic diagram of the internal structure of the shell of the utility model;
[0027] Figure 4 It is a three-dimensional structural schematic diagram of the detection device of the utility model;
[0028] Figure 5 It is a three-dimensional structural schematic diagram of the vibration plate of the utility model;
[0029] Figure 6 This is a schematic diagram of the second controller architecture of the present utility model;
[0030] Figure 7 This is a schematic diagram of the first controller architecture of the utility model;
[0031] Legend: 1. Shell; 2. Vibration plate; 3. Slide; 4. Spring; 5. Bolt; 6. Mounting plate; 7. Detection device; 8. First threaded hole; 9. Second threaded hole; 10. Working indicator light; 11. Vibration sensor; 12. First controller; 1201. First control circuit; 1202. First control chip; 1203. Power conversion circuit; 1204. First signal conditioning circuit; 1205. Second signal conditioning circuit; 1206. Data encoding module; 1207. Serial port conversion circuit; 1208. Wireless communication module; 120 9. Memory; 13. Second controller; 1301. Second control circuit; 1302. Second control chip; 1303. First PWM module; 1304. Second PWM module; 1305. Third PWM module; 1306. Fourth PWM module; 14. Rechargeable battery; 15. USB interface; 16. Charging socket; 17. Display screen; 18. Control button; 19. First vibration motor; 20. Second vibration motor; 21. Third vibration motor; 22. Fourth vibration motor; 23. Fixed cover; 24. Hinge; 25. Buckle. DETAILED DESCRIPTION
[0032] 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 of 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.
[0033] See also Figure 1-7 The utility model provides a technical solution: a chip vibration tester, comprising a shell 1 and a vibration plate 2, wherein a first controller 12 and a second controller 13 are arranged inside the shell 1, and the second controller 13 is electrically connected to the first controller 12, a display screen 17, a control button 18 and a working indicator light 10 are fixedly installed on the front of the shell 1, and the display screen 17, the control button 18 and the working indicator light 10 are electrically connected to the first controller 12, a spring 4 is fixedly installed on the top of the shell 1, and the top of the spring 4 is fixedly connected to the vibration plate 2, and a first threaded hole 8 is opened on the vibration plate 2, and a first vibration motor 19, a second vibration motor 20, a third vibration motor 21 and a fourth vibration motor 22 are fixedly installed on the bottom of the vibration plate 2, and the first vibration motor 19, the second vibration motor 20, the third vibration motor 21 and the fourth vibration motor 22 are electrically connected to the second controller 13.
[0034] The specific implementation method is as follows: when the device is started, the working indicator light 10 lights up, and the device can operate normally. A first controller 12 and a second controller 13 are arranged inside the shell 1. The first controller 12 transmits instructions to the second controller 13. The second controller 13 simulates the actual use scenario by controlling the first vibration motor 19, the second vibration motor 20, the third vibration motor 21 and the fourth vibration motor 22. The staff can check the information through the display screen 17 and control the device by operating the control button 18. The spring 4 can prevent the shell 1 from vibrating during the vibration test, thereby protecting the first controller 12 and the second controller 13 inside the shell 1 and extending the service life of the device.
[0035] A slide groove 3 is opened on the vibration plate 2, and a mounting plate 6 is provided on the vibration plate 2. The mounting plate 6 is slidably connected to the slide groove 3. A detection device 7 is fixedly installed on the mounting plate 6. The detection device 7 is electrically connected to the first controller 12. A second threaded hole 9 is opened on the mounting plate 6. A bolt 5 is provided on the mounting plate 6. The bolt 5 is threadedly connected to the first threaded hole 8 and the second threaded hole 9. A fixing cover 23 is provided on the detection device 7. One end of the fixing cover 23 is rotatably connected to the detection device 7 through a hinge 24, and the other end of the fixing cover 23 is fixedly connected to the detection device 7 through a buckle 25.
[0036] The specific implementation method is as follows: the detection device 7 is placed on the vibration disk 2 along the slide groove 3, and then the bolt 5 is screwed into the first threaded hole 8 and the second threaded hole 9 to fix the detection device 7 on the vibration disk 2, the chip to be tested is placed on the detection device 7, the fixing cover 23 is closed, and the chip to be tested is fixed on the detection device 7 by the buckle 25. When performing the vibration test, the detection device 7 monitors the performance indicators of the chip to be tested in real time and transmits the data to the first controller 12.
[0037] A vibration sensor 11 is fixedly connected to the bottom of the vibration plate 2 , and the vibration sensor 11 is electrically connected to the first controller 12 .
[0038] The specific implementation is as follows: the vibration sensor 11 is installed at the bottom of the vibration plate 2 , and during the vibration test, the vibration sensor 11 can transmit the vibration condition of the vibration plate 2 to the first controller 12 .
[0039] A rechargeable battery 14 is fixedly installed inside the housing 1 , and the first controller 12 is electrically connected to the rechargeable battery 14 . A charging socket 16 is provided on the right side of the housing 1 , and the charging socket 16 is electrically connected to the rechargeable battery 14 .
[0040] The specific implementation method is as follows: before working, the rechargeable battery 14 is charged through the charging socket 16, and during working, the rechargeable battery 14 supplies power to the device, making it convenient to use the device.
[0041] A USB interface 15 is fixedly installed on the right side of the housing 1 , and the USB interface 15 is electrically connected to the first controller 12 .
[0042] The specific implementation is as follows: the device can be connected to other devices via the USB interface 15 to facilitate data transmission.
[0043] The second controller 13 controls the first vibration motor 19, the second vibration motor 20, the third vibration motor 21 and the fourth vibration motor 22 through the second control circuit 1301. The second control circuit 1301 includes a second control chip 1302, a first PWM module 1303, a second PWM module 1304, a third PWM module 1305 and a fourth PWM module 1306. The input end of the second control chip 1302 is connected to the output end of the first controller 12, the output end of the second control chip 1302 is connected to the input ends of the first PWM module 1303, the second PWM module 1304, the third PWM module 1305 and the fourth PWM module 1306, the output end of the first PWM module 1303 is connected to the input end of the first vibration motor 19, the output end of the second PWM module 1304 is connected to the input end of the second vibration motor 20, the output end of the third PWM module 1305 is connected to the input end of the third vibration motor 21, and the output end of the fourth PWM module 1306 is connected to the input end of the fourth vibration motor 22.
[0044] The specific implementation method is as follows: when performing a vibration test, the second controller 13 receives instructions from the first controller 12, and outputs signals with different duty cycles through the first PWM module 1303, the second PWM module 1304, the third PWM module 1305 and the fourth PWM module 1306, so that the first vibration motor 19, the second vibration motor 20, the third vibration motor 21 and the fourth vibration motor 22 generate vibrations of different frequencies, thereby simulating actual usage scenarios.
[0045] The first controller 12 implements a chip vibration test function through a first control circuit 1201. The first control circuit 1201 includes a first control chip 1202, a power conversion circuit 1203, a first signal conditioning circuit 1204, a second signal conditioning circuit 1205, a data encoding module 1206, a serial port conversion circuit 1207, a wireless communication module 1208 and a memory 1209. The input end of the power conversion circuit 1203 is connected to the output end of the rechargeable battery 14, the output end of the power conversion circuit 1203 is connected to the input end of the first control chip 1202, the input end of the first signal conditioning circuit 1204 is connected to the output end of the control button 18, and the second signal conditioning circuit 1205 is connected to the first control chip 1202. The input end of the circuit 1205 is connected to the output end of the vibration sensor 11, the output ends of the first signal conditioning circuit 1204 and the second signal conditioning circuit 1205 are respectively connected to the input end of the first control chip 1202, the output end of the first control chip 1202 is respectively connected to the input ends of the data encoding module 1206 and the serial port conversion circuit 1207, the output end of the data encoding module 1206 is connected to the input end of the display screen 17, the output end of the serial port conversion circuit 1207 is connected to the input end of the USB interface 15, the first control chip 1202 is bidirectionally connected to the memory 1209, and the first control chip 1202 is bidirectionally connected to the wireless communication module 1208.
[0046] The specific implementation method is as follows: the rechargeable battery provides power to the first control chip 1202 through the power conversion circuit 1203, the control button 18 and the vibration sensor 11 transmit information to the first control chip 1202 through the first signal conditioning circuit 1204 and the second signal conditioning circuit 1205 respectively, the first control chip 1202 displays the information on the display screen 17 through the data encoding module 1206, or transmits the information to other devices through the serial port conversion circuit 1207, the first control chip 1202 can transmit or receive data through the wireless communication module 1208, and the first control chip 1202 stores the work record in the memory 1209.
[0047] Working principle: During normal use, the detection device 7 is placed on the vibration plate 2 along the slide groove 3, and then the bolt 5 is screwed into the first threaded hole 8 and the second threaded hole 9. Before work, the rechargeable battery 14 is charged through the charging socket 16. After charging is completed, the chip to be tested is placed on the detection device 7, the fixing cover 23 is closed, and the chip to be tested is fixed on the detection device 7 through the buckle 25. The device is started, and the working indicator light 10 lights up. When performing a vibration test, the first controller 12 transmits instructions to the second controller 13, and the second controller 13 controls the first vibration electric The first vibration motor 19, the second vibration motor 20, the third vibration motor 21 and the fourth vibration motor 22 are used to simulate the actual use scenario. The detection device 7 monitors the performance indicators of the chip to be tested in real time and transmits the data to the first controller 12. At the same time, the vibration sensor 11 transmits the vibration condition of the vibration disk 2 to the first controller 12. The staff can check the information through the display screen 17 and control the device by operating the control button 18. The first controller 12 can display the vibration condition and the detection result on the display screen 17, or transmit data with other devices through the USB interface 15 and the wireless communication module 1208.
[0048] In the description of the present invention, it should be understood that the terms "bottom", "top", "front", "up", "down", "right", "inside", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They 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 operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.
[0049] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.
[0050] 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 chip vibration tester, comprising a housing (1) and a vibration plate (2), characterized in that: A first controller (12) and a second controller (13) are fixedly installed inside the housing (1), and the second controller (13) is electrically connected to the first controller (12). A display screen (17), a control button (18) and a working indicator light (10) are fixedly installed on the front of the housing (1), and the display screen (17), the control button (18) and the working indicator light (10) are electrically connected to the first controller (12). A spring (4) is fixedly installed on the top of the housing (1), and the top of the spring (4) is fixedly connected to the vibration plate (2). The vibration plate (2) is provided with a first threaded hole (8). A first vibration motor (19), a second vibration motor (20), a third vibration motor (21) and a fourth vibration motor (22) are fixedly installed on the bottom of the vibration plate (2), and the first vibration motor (19), the second vibration motor (20), the third vibration motor (21) and the fourth vibration motor (22) are electrically connected to the second controller (13).
2. A chip vibration tester according to claim 1, characterized in that: The vibration disk (2) is provided with a slide groove (3), the vibration disk (2) is provided with a mounting plate (6), the mounting plate (6) is slidably connected to the slide groove (3), a detection device (7) is fixedly mounted on the mounting plate (6), the detection device (7) is electrically connected to the first controller (12), a second threaded hole (9) is provided on the mounting plate (6), a bolt (5) is provided on the mounting plate (6), the bolt (5) is threadedly connected to the first threaded hole (8) and the second threaded hole (9), a fixing cover (23) is provided on the detection device (7), one end of the fixing cover (23) is rotatably connected to the detection device (7) through a hinge (24), and the other end of the fixing cover (23) is fixedly connected to the detection device (7) through a buckle (25).
3. A chip vibration tester according to claim 1, characterized in that: A vibration sensor (11) is fixedly connected to the bottom of the vibration plate (2), and the vibration sensor (11) is electrically connected to the first controller (12).
4. A chip vibration tester according to claim 1, characterized in that: A rechargeable battery (14) is fixedly installed inside the housing (1), the first controller (12) is electrically connected to the rechargeable battery (14), and a charging socket (16) is provided on the right side of the housing (1), and the charging socket (16) is electrically connected to the rechargeable battery (14).
5. The chip vibration tester according to claim 1, characterized in that: A USB interface (15) is fixedly mounted on the right side of the housing (1), and the USB interface (15) is electrically connected to the first controller (12).
6. A chip vibration tester according to claim 1, characterized in that: The second controller (13) controls the first vibration motor (19), the second vibration motor (20), the third vibration motor (21) and the fourth vibration motor (22) through a second control circuit (1301), wherein the second control circuit (1301) comprises a second control chip (1302), a first PWM module (1303), a second PWM module (1304), a third PWM module (1305) and a fourth PWM module (1306), wherein an input end of the second control chip (1302) is connected to an output end of the first controller (12), and an output end of the second control chip (1302) is connected to an output end of the first controller (12). The output end of the first PWM module (1303) is connected to the input end of the first vibration motor (19), the output end of the second PWM module (1304) is connected to the input end of the second vibration motor (20), the output end of the third PWM module (1305) is connected to the input end of the third vibration motor (21), and the output end of the fourth PWM module (1306) is connected to the input end of the fourth vibration motor (22).
7. A chip vibration tester according to claim 1, characterized in that: The first controller (12) implements a chip vibration test function through a first control circuit (1201); the first control circuit (1201) comprises a first control chip (1202), a power conversion circuit (1203), a first signal conditioning circuit (1204), a second signal conditioning circuit (1205), a data encoding module (1206), a serial port conversion circuit (1207), a wireless communication module (1208) and a memory (1209); the input end of the power conversion circuit (1203) is connected to the output end of the rechargeable battery (14); the output end of the power conversion circuit (1203) is connected to the input end of the first control chip (1202); the input end of the first signal conditioning circuit (1204) is connected to the output end of the control button (18); and the second signal conditioning circuit (1205) is connected to the input end of the first control chip (1202); The input end of the conditioning circuit (1205) is connected to the output end of the vibration sensor (11); the output ends of the first signal conditioning circuit (1204) and the second signal conditioning circuit (1205) are respectively connected to the input end of the first control chip (1202); the output end of the first control chip (1202) is respectively connected to the input ends of the data encoding module (1206) and the serial port conversion circuit (1207); the output end of the data encoding module (1206) is connected to the input end of the display screen (17); the output end of the serial port conversion circuit (1207) is connected to the input end of the USB interface (15); the first control chip (1202) is bidirectionally connected to the memory (1209); and the first control chip (1202) is bidirectionally connected to the wireless communication module (1208).