CN220829568U - Flexible circuit board test fixture - Google Patents
Flexible circuit board test fixture Download PDFInfo
- Publication number
- CN220829568U CN220829568U CN202322324403.9U CN202322324403U CN220829568U CN 220829568 U CN220829568 U CN 220829568U CN 202322324403 U CN202322324403 U CN 202322324403U CN 220829568 U CN220829568 U CN 220829568U
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- test
- circuit board
- flexible circuit
- needle plate
- layering
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- 238000012360 testing method Methods 0.000 title claims abstract description 89
- 238000003825 pressing Methods 0.000 claims abstract description 38
- 239000000523 sample Substances 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 description 9
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The application provides a flexible circuit board test fixture, comprising: sucking disc and test assembly. The top surface of the sucker is used for sucking the flexible circuit board; the top of locating the sucking disc is removed along the vertical direction to test the subassembly, and test the subassembly and include: testing needle plates, pressing strips and rollers; the test needle plate is parallel to the suction disc, and probes corresponding to the test points of the flexible circuit board one by one are arranged on the test needle plate; the pressing bar is arranged below one end of the test needle plate and is arranged in a moving manner along the vertical direction of the test needle plate; the gyro wheel is located the below of test faller, and is on a parallel with the layering, and the initial position of gyro wheel is close to the layering, and when the gyro wheel was in initial position, its base was not less than the bottom surface of layering, and the both sides of test faller are equipped with guide structure for guide gyro wheel along guide structure's orbit removes, guide structure's orbit is equipped with the bottom of layering one end towards the top of the other end from the test faller. The scheme has higher clamping efficiency and can more accurately position the flexible circuit board.
Description
Technical Field
The utility model belongs to the technical field of flexible circuit board testing tools, and particularly relates to a flexible circuit board testing tool.
Background
The existing flexible circuit board testing device usually adopts a mode of locking screws or fixing pressing strips at two ends to position a flexible circuit board, the screws are required to be disassembled and assembled when being used for positioning, so that the disassembly and assembly efficiency is low, the screws can be usually only set around the flexible circuit board, so that the middle part of the circuit board cannot be completely attached to a bottom plate, a certain displacement is provided in the testing process, the phenomenon of inaccurate testing point positions exists, and then errors exist in a testing structure; the fixing mode that the pressing strips are used for pressing two ends of the flexible circuit board is adopted, the circuit board needs to be unfolded and flattened before pressing, then the pressing strips are used for pressing two ends of the flexible circuit board, and the problem of middle displacement of the flexible circuit board also exists in the mode.
Disclosure of utility model
In order to solve the defects in the prior art, the utility model provides the flexible circuit board testing tool which has higher clamping efficiency and can more accurately position the flexible circuit board.
In order to achieve the object of the utility model, the following scheme is adopted:
a flexible circuit board test fixture, comprising: sucking disc and test assembly.
The top surface of the sucker is used for sucking the flexible circuit board; the top of locating the sucking disc is removed along the vertical direction to test the subassembly, and test the subassembly and include: testing needle plates, pressing strips and rollers; the test needle plate is parallel to the suction disc, and probes corresponding to the test points of the flexible circuit board one by one are arranged on the test needle plate; the pressing bar is arranged below one end of the test needle plate and is arranged in a moving manner along the vertical direction of the test needle plate; the gyro wheel is located the below of test faller, and is on a parallel with the layering, and the initial position of gyro wheel is close to the layering, and when the gyro wheel was in initial position, its base was not less than the bottom surface of layering, and the both sides of test faller are equipped with guide structure for guide gyro wheel along guide structure's orbit removes, guide structure's orbit is equipped with the bottom of layering one end towards the top of the other end from the test faller.
The utility model has the beneficial effects that: the flexible circuit board can be driven to be fixed and flattened by the pressing strips and the rollers in the process of moving the test needle plate without disassembling any positioning element in the test, the test efficiency can be effectively improved, the flexible circuit board can be adsorbed and fixed in time by the sucking disc in the process of flattening by the rollers, and the local arching and displacement of the flexible circuit board can be effectively prevented.
Drawings
The drawings described herein are for illustration of selected embodiments only and not all possible implementations, and are not intended to limit the scope of the utility model.
Fig. 1 shows a schematic view of the bottom structure of a preferred structure of the present application.
Fig. 2 shows a schematic top view of a preferred construction of the present application.
The marks in the figure: the test needle board comprises a sucker 1, a guide post 11, an air cylinder 12, a test needle board 2, a pressing bar 3, a guide rod 31, a spring 32, a roller 4, a guide structure 5, a elastic rope 51, a rotating ring 52 and a lifting plate 6.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, but the described embodiments of the present utility model are some, but not all embodiments of the present utility model.
As shown in fig. 1 and 2, a flexible circuit board testing tool includes: suction cup 1 and test assembly.
Specifically, the top surface of the sucker 1 is used for sucking a flexible circuit board.
Specifically, as shown in fig. 1 and 2, the test assembly is disposed above the suction cup 1 along a direction perpendicular to the suction cup 1, and the test assembly includes: test needle plate 2, layering 3 and gyro wheel 4. The test needle plate 2 is parallel to the sucker 1, and probes corresponding to the test points of the flexible circuit board one by one are arranged on the test needle plate 2. The layering 3 is arranged below one end of the test needle plate 2, and the layering 3 is arranged in a moving mode along the vertical direction of the test needle plate 2. The roller 4 is located below the test needle plate 2 and parallel to the pressing bar 3, the initial position of the roller 4 is close to the pressing bar 3, when the roller 4 is in the initial position, the bottom edge of the roller 4 is not lower than the bottom surface of the pressing bar 3, namely, the bottom edge of the roller 4 is higher than the bottom surface of the pressing bar 3 or is flush with the bottom surface of the pressing bar 3, so that when the test assembly moves downwards, the pressing bar 3 presses the flexible circuit board firstly or simultaneously with the roller 4, the roller 4 is prevented from driving the flexible circuit board to shift, guide structures 5 are arranged on two sides of the test needle plate 2 and used for guiding the roller 4 to move along the track of the guide structures 5, and the track of the guide structures 5 faces from the bottom of one end of the test needle plate 2, where the pressing bar 3 is arranged, to the upper side of the other end.
During detection, firstly, the flexible circuit board is placed on the sucker 1, at the moment, the suction force of the sucker 1 can enable the flexible circuit board to realize preliminary positioning, one end of the flexible circuit board is placed at a preset position below the pressing strip 3, and a marking line can be drawn on the sucker 1 at the position corresponding to the position below the pressing strip 3 and used for limiting the position where the end of the flexible circuit board is placed; then the test assembly is moved downwards, in the process of pressing down the test assembly, the pressing bar 3 presses the end part of the flexible circuit board, and enough process edges are reserved on the periphery of the flexible circuit board normally when the circuit board is manufactured, so that the flexible circuit board is convenient to clamp and position in the production and test processes; the roller 4 and the pressing strip 3 are pressed on the flexible circuit board simultaneously or after being delayed, one end of the flexible circuit board is fixed by the pressing strip 3, and after the roller 4 is contacted with the flexible circuit board, the roller 4 cannot move downwards continuously because of the support of the sucker 1; then the test assembly is moved downwards continuously, in the process, the test needle plate 2 is moved downwards continuously, the pressing bar 3 is kept fixed due to the supporting effect of the sucker 1, and the pressing bar 3 is in a state of moving along the vertical direction of the test needle plate 2; the roller 4 moves towards one end of the test needle plate 2 away from the pressing bar 3 along the track of the guide structure 5 until the roller 4 moves above the other end of the test needle plate 2, the bottom of the probe of the test needle plate 2 can be in contact with the detection contact of the flexible circuit board to realize test connection, the roller 4 can flatten the flexible circuit board on the sucker 1 in the moving process, the phenomenon of local arch of the flexible circuit board in the preliminary placement is avoided, the sucker 1 can absorb the flexible circuit board while the roller 4 flattens the flexible circuit board, so that the flexible circuit board is prevented from moving, the detection result is prevented from being influenced, the roller 4 also plays a role in cleaning the flexible circuit board in the rolling process from the surface of the flexible circuit board, and the cleanliness of the detection contact is guaranteed; the whole testing process does not need to disassemble and assemble any positioning element, and only needs to take and put the flexible circuit board, so that the testing efficiency can be effectively improved.
Preferably, as shown in fig. 1 and 2, the test assembly further comprises a lifting plate 6 arranged above the suction cup 1 in parallel, the lifting plate 6 is arranged in a moving manner along the vertical direction, the test needle plate 2 is detachably arranged on the lifting plate 6 so as to be convenient to replace, at least two guide rods 31 are arranged at the top of the pressing strip 3, the guide rods 31 vertically penetrate through the lifting plate 6 upwards, springs 32 are arranged between the top surface of the pressing strip 3 and the bottom surface of the lifting plate 6, when the flexible circuit board is pressed, the springs 32 are used for generating pressure on the pressing strip 3 by using downward displacement provided by the lifting plate 6, the flexible circuit board is pressed, and along with downward movement of the lifting plate 6, the pressure generated by the springs 32 is gradually increased so as to further prevent the flexible circuit board from moving under the action of the rollers 4, and the guide structure 5 is arranged on two side walls of the lifting plate 6.
Preferably, as shown in fig. 2, the top of the suction cup 1 is vertically provided with a guide post 11, one end of the lifting plate 6 is slidably arranged on the guide post 11, the lifting plate 6 is manually controlled to lift or controlled to lift by using a telescopic device, as a preferred scheme, the top of the guide post 11 is provided with a longitudinally arranged cylinder 12, the lower end of a telescopic rod of the cylinder 12 is connected with the lifting plate 6, and the lifting plate 6 can be controlled to move up and down through the cylinder 12.
Preferably, as shown in fig. 1 and 2, the guiding structure 5 is a bar-shaped groove structure, two ends of the main shaft of the roller 4 are arranged in the bar-shaped groove, the bar-shaped groove is in an inclined structure relative to the test needle plate 2, and in particular, the bar-shaped groove is arranged on a triangular plate, and the triangular plate is arranged on the side surface of the lifting plate 6 through a screw, because the guiding structure 5 is arranged in an inclined way, after the test assembly is lifted, the roller 4 loses the support of the sucker 1, and under the action of gravity, the roller 4 automatically returns to the initial position; the guiding structure 5 may also be a rod-like structure, and a ring may be sleeved outside the rod-like structure, and then the two ends of the main shaft of the roller 4 are rotatably connected to the ring.
Preferably, as shown in fig. 2, the guiding structure 5 is provided with a bungee cord 51 at one end near the pressing bar 3, the other end of the bungee cord 51 is connected with the main shaft of the roller 4 through a rotating ring 52, when the bungee cord 51 is in a natural state, the roller 4 is in an initial position, so when the roller 4 moves to the other end of the guiding structure 5, the bungee cord 51 is stretched, after the test component rises, the roller 4 returns to the initial position rapidly under the action of restoring the bungee force of the bungee cord 51, and the bungee cord 51 is an elastic band or a spring.
The foregoing description of the preferred embodiments of the utility model is merely exemplary and is not intended to be exhaustive or limiting of the utility model. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.
Claims (5)
1. A flexible circuit board test fixture, its characterized in that includes:
the sucker (1) is used for sucking the flexible circuit board on the top surface;
The test assembly, along the top of sucking disc (1) is located in the vertical direction removal, test assembly includes: a test needle plate (2), a pressing bar (3) and a roller (4);
the test needle plate (2) is parallel to the sucker (1), and probes corresponding to the test points of the flexible circuit board one by one are arranged on the test needle plate (2);
The pressing bar (3) is arranged below one end of the test needle plate (2), and the pressing bar (3) is arranged in a moving manner along the vertical direction of the test needle plate (2);
The gyro wheel (4) is located the below of test faller (2), and is on a parallel with layering (3), and the initial position of gyro wheel (4) is close to layering (3), and when gyro wheel (4) are in initial position, and its base is not less than the bottom surface of layering (3), and the both sides of test faller (2) are equipped with guide structure (5) for guide gyro wheel (4) remove along the orbit of guide structure (5), and the orbit of guide structure (5) is equipped with the top of layering (3) one end from test faller (2) bottom towards the other end.
2. The flexible circuit board test fixture according to claim 1, wherein the test assembly further comprises a lifting plate (6) arranged above the suction disc (1) in parallel, the lifting plate (6) is arranged in a moving manner along the vertical direction, the test needle plate (2) is detachably arranged on the lifting plate (6), at least two guide rods (31) are arranged at the top of the pressing bar (3), the guide rods (31) vertically penetrate through the lifting plate (6) upwards, a spring (32) is arranged between the top surface of the pressing bar (3) and the bottom surface of the lifting plate (6), and the guide structure (5) is arranged on two side walls of the lifting plate (6).
3. The flexible circuit board testing tool according to claim 2, wherein the top of the sucker (1) is vertically provided with a guide post (11), and one end of the lifting plate (6) is slidably arranged on the guide post (11).
4. The flexible circuit board testing tool according to claim 2, wherein the guiding structure (5) is a bar-shaped groove structure, and two ends of the main shaft of the roller (4) are arranged in the bar-shaped groove.
5. The flexible circuit board testing tool according to claim 4, wherein the guiding structure (5) is provided with a bungee cord (51) at one end close to the pressing bar (3), the other end of the bungee cord (51) is connected with the main shaft of the roller (4) through a rotating ring (52), and the roller (4) is at an initial position when the bungee cord (51) is in a natural state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322324403.9U CN220829568U (en) | 2023-08-29 | 2023-08-29 | Flexible circuit board test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322324403.9U CN220829568U (en) | 2023-08-29 | 2023-08-29 | Flexible circuit board test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220829568U true CN220829568U (en) | 2024-04-23 |
Family
ID=90723231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322324403.9U Active CN220829568U (en) | 2023-08-29 | 2023-08-29 | Flexible circuit board test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220829568U (en) |
-
2023
- 2023-08-29 CN CN202322324403.9U patent/CN220829568U/en active Active
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