Spring needle elastic piece jig
By designing a spring pin shrapnel fixture including a bearing assembly and a pressing assembly, the virtual connection and disconnection problems caused by the small test pins of the screen module FPC are solved, and the stable connection and testing efficiency of the FPC are improved.
Patent Information
- Application Number
- CN202421010075.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-10
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-05-10
AI Technical Summary
The FPC test pins of the screen module are small, which often cause false connections and disconnections during test operations, affecting the test one-time pass rate, thereby reducing work efficiency.
Design a spring needle shrapnel fixture, including a load-bearing assembly and a pressing assembly, and by setting the test assembly and pressing assembly, the FPC is pressed on the test assembly to ensure a stable connection.
The FPC is pressed against the test component by pressing the FPC to increase the accuracy of connecting to the FPC, solving the problem of virtual connection and disconnection caused by small FPC pins, and improving the work efficiency of the testers.
Smart Images
Figure CN222689793U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of touch screens, in particular to a spring pin shrapnel fixture. Background Art
[0002] With the development of the times and the improvement of people's living standards, people have higher and higher requirements for screen clarity and refresh rate, and screen modules covering various functions are constantly being innovated.
[0003] Screen modules are currently widely used in various fields. During the assembly of the screen modules, it is necessary to perform an external touch test on the screen module on the CG cover to detect the various functions of the screen module.
[0004] In the prior art, since the FPC test pins of the screen module are relatively small, they are often loosely connected or disconnected during the test operation, which is very inconvenient for testers to perform test operations, resulting in a low one-time pass rate for the screen module test, greatly affecting work efficiency. Utility Model Content
[0005] Based on this, the purpose of the utility model is to provide a spring pin shrapnel fixture, which can effectively solve the problem that the FPC test pins of the screen module are small, often poorly connected or disconnected during the test operation, which is not conducive to the test personnel to perform the test operation, and thus leads to a low one-time pass rate of the screen module test, which greatly affects the work efficiency.
[0006] A spring pin spring fixture comprises a bearing component and a spring-pressing component arranged on one side of the bearing component, wherein a placement position for placing the screen module is arranged at the center of the bearing component, an FPC is arranged on the side of the screen module facing the spring-pressing component, the spring-pressing component comprises a base, a groove is opened on the upper surface of the base, the groove is arranged close to the center of the bearing component, a test component for connecting the FPC is arranged in the groove, a hinged bracket is arranged on one side of the upper surface of the base, a spring-pressing plate structure for pressing the FPC is hinged on the hinged bracket, a tensioning spring for bouncing up the spring-pressing plate structure is arranged on the hinged bracket, and a snap structure for fixing the spring-pressing plate structure is arranged on the side of the base away from the hinged bracket.
[0007] Furthermore, the test assembly includes a spring needle component arranged in the groove, and a port for placing the FPC is provided on the spring needle component.
[0008] Furthermore, a spring pin structure for connecting the FPC is provided on the upper surface of the port.
[0009] Furthermore, a pressure block structure for pressing the FPC is provided at the bottom of the spring pressure plate structure, and the pressure block structure is adapted to the port, and an anti-ESD static electricity structure is provided at the bottom of the pressure block structure.
[0010] Furthermore, a storage box is connected to the bottom of the bearing assembly, and a PCB board for connecting to a device terminal to test the screen module is provided in the storage box.
[0011] Furthermore, a cable is connected to the PCB board, and the other end of the cable passes through the storage box and the bearing assembly and is connected to the test assembly.
[0012] Furthermore, a wiring groove for the FPC is provided on a side of the bearing assembly facing the spring-pressing assembly.
[0013] Furthermore, a bearing plate is provided on one side of the bearing assembly, and the bearing plate is used to bear the spring-pressing assembly and the buckle structure.
[0014] Furthermore, a plurality of movable grooves and a plurality of positioning members disposed in the movable grooves are provided on the bearing assembly. The positioning members are slidably disposed in the movable grooves, and the movable grooves are disposed around the placement positions.
[0015] Compared with the prior art, the beneficial effects of the utility model are: by setting a test component and a spring-pressing component, the FPC is pressed onto the test component through the spring-pressing component; specifically, by placing the screen module in the placement position, the accuracy of connecting the FPC can be increased, and by connecting the FPC to the test component, and then pressing the FPC with the spring-pressing plate structure and fixing it on the snap-on structure, the FPC can be stably connected to the test component, effectively solving the problems of small FPC pins that are difficult to connect and the screen module that is often poorly connected or disconnected during test operations, thereby improving the work efficiency of testers. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of the spring pin shrapnel fixture in the embodiment of the utility model;
[0017] Figure 2 It is a schematic diagram of the overall structure of the spring pin shrapnel fixture and the screen module in the embodiment of the utility model;
[0018] Figure 3 This is a schematic diagram of the overall structure of the storage box in the embodiment of the utility model;
[0019] Figure 4 This is a schematic diagram of the overall structure of the spring-pressing assembly in the embodiment of the utility model;
[0020] Figure 5This is a schematic diagram of the overall structure of the spring needle component in the embodiment of the utility model;
[0021] Description of main component symbols:
[0022]
[0023]
[0024] The following specific implementation manner will further illustrate the present utility model in conjunction with the above-mentioned drawings. DETAILED DESCRIPTION
[0025] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.
[0026] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.
[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.
[0028] See also Figures 1 to 5 In the embodiment of the utility model, the spring pin spring fixture includes a bearing component 10 and a placement position 11 arranged at the center of the bearing component 10 for placing the screen module 20, eight active grooves 12 and eight positioning members 13 respectively arranged in the active grooves 12 are arranged on the bearing component 11, the positioning members 13 are slidably arranged in the active grooves 12, and the active grooves 12 are arranged around the placement position 11. The FPC 21 of the screen module 20 is connected to the bottom of the screen module 20, and a bearing plate 15 is connected to the side of the bearing component 10 facing the FPC 21, and a spring pressure component 30 is arranged on the bearing plate 15.
[0029] It can be understood that by setting the placement position 11, setting eight positioning grooves 12 around the placement position 11, and sliding the positioning members 13 in the positioning grooves 12 respectively, the screen module 20 is fixed by the positioning members 13 to increase the stability of the FPC 21 during connection, thereby improving the work efficiency of the tester.
[0030] It should be noted that the spring-pressing assembly 30 includes a base 32 arranged on the supporting plate 15, on which a test assembly for connecting the FPC 21 is arranged, a hinged bracket 36 is arranged on one side of the upper surface of the base 32, a spring-pressing plate structure 38 for pressing the FPC 21 is hinged on the hinged bracket 36, a tensioning spring 37 for popping up the spring-pressing plate structure 38 is arranged on the hinged bracket 36, and a snap-fit structure 31 for fixing the spring-pressing plate structure 38 is arranged on the side of the base 32 away from the hinged bracket 36.
[0031] Furthermore, a storage box 40 is connected to the bottom of the carrying assembly 10 , and a PCB board 42 for connecting to a device terminal for testing is disposed in the storage box 40 .
[0032] It should be noted that the test assembly includes a spring needle component 33 provided on the base 32 for connecting the FPC21, the port 34 of the spring needle component 33 is used to connect the FPC21 and is flush with the opening of the wiring groove 14, a spring needle structure 35 is provided on the upper surface of the port 34, and a cable 41 is connected to the bottom of the port 34, one end of the cable 41 is connected to the spring needle structure 35, and the other end of the cable 41 passes through the carrier plate 15 and the storage box 40 and is connected to the PCB board 42.
[0033] Furthermore, a pressure block structure 39 adapted to the size of the port 34 is provided at the bottom of the spring pressure plate structure 38 , and an anti-ESD static electricity structure is provided at the bottom of the pressure block structure 39 .
[0034] Furthermore, a wiring groove 14 for the FPC 21 is provided on a side of the bearing assembly 10 close to the FPC 21 .
[0035] It can be understood that by placing the screen module 20 on the placement position 11, the positioning piece 13 slidably set in the active groove 12 is pressed against the screen module 20, the FPC21 connected to the bottom of the screen module 20 is placed in the port 34 through the wiring groove 14 and connected to the spring pin structure 35, and then the spring pressure plate structure 38 is pressed downward toward the buckle structure 31, so that the pressure block structure 39 at the bottom of the spring pressure plate structure 38 presses the FPC21 against and presses the spring pin structure 35, and then the spring pressure plate structure 38 is fixed on the buckle structure 31, so that the FPC21 is stably connected to the spring pin structure 35, and the test operation is performed by connecting the device terminal on the PCB board 42, thereby effectively solving the problem that the test pins of the FPC21 of the screen module are small, often virtual connection and disconnection during the test operation, which is not conducive to the test personnel to perform the test operation, and thus resulting in a low one-time pass rate of the screen module test, which greatly affects the work efficiency.
[0036] In summary, the composite vibration isolator with adjustable stiffness in the above-mentioned embodiments of the utility model, by setting a test component and a spring-pressing component, can press the FPC onto the test component through the spring-pressing component; specifically, by placing the screen module on the placement position, the accuracy of connecting the FPC can be increased; by connecting the FPC to the test component, and then pressing the FPC with the spring-pressing plate structure and fixing it on the snap-on structure, the FPC can be stably connected to the test component, effectively solving the problem that the FPC pins are small and difficult to connect and the screen module is often poorly connected or disconnected during the test operation, thereby improving the work efficiency of the testers.
[0037] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0038] The above-mentioned embodiments only express several implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.
Claims
1. A spring pin shrapnel fixture, characterized in that: It includes a bearing component and a spring-pressing component arranged on one side of the bearing component, a placement position for placing a screen module is provided at the center of the bearing component, an FPC is provided on the side of the screen module facing the spring-pressing component, the spring-pressing component includes a base, a groove is opened on the upper surface of the base, the groove is arranged close to the center of the bearing component, a test component for connecting the FPC is provided in the groove, a hinged bracket is provided on one side of the upper surface of the base, a spring-pressing plate structure for pressing the FPC is hinged on the hinged bracket, a tensioning spring for bouncing up the spring-pressing plate structure is provided on the hinged bracket, and a snap structure for fixing the spring-pressing plate structure is provided on the side of the base away from the hinged bracket.
2. The spring pin shrapnel fixture according to claim 1, characterized in that: The test assembly comprises a spring needle component arranged in the groove, and a port for placing the FPC is arranged on the spring needle component.
3. The spring pin shrapnel fixture according to claim 2, characterized in that: A spring pin structure for connecting the FPC is provided on the upper surface of the port.
4. The spring pin shrapnel fixture according to claim 3, characterized in that: A pressing block structure for pressing the FPC is provided at the bottom of the spring-pressing plate structure, and the pressing block structure is adapted to the port, and an anti-ESD static electricity structure is provided at the bottom of the pressing block structure.
5. The spring pin shrapnel fixture according to claim 1, characterized in that: A storage box is connected to the bottom of the bearing assembly, and a PCB board for connecting to a device terminal to test the screen module is arranged in the storage box.
6. The spring pin shrapnel fixture according to claim 5, characterized in that: A cable is connected to the PCB board, and the other end of the cable passes through the storage box and the bearing assembly and is connected to the testing assembly.
7. The spring pin shrapnel fixture according to claim 1, characterized in that: A wiring groove for the FPC is provided on one side of the bearing assembly facing the spring-pressing assembly.
8. The spring pin shrapnel fixture according to claim 1, characterized in that: A bearing plate is provided on one side of the bearing assembly, and the bearing plate is used to bear the spring-pressing assembly and the buckle structure.
9. The spring pin shrapnel fixture according to claim 1, characterized in that: A plurality of movable grooves and a plurality of positioning members respectively arranged in the movable grooves are arranged on the bearing assembly. The positioning members are slidably arranged in the movable grooves, and the movable grooves are arranged around the placement positions.