Assembly test fixture
By designing a clamping and positioning mechanism for the assembly test fixture, the problem of low testing efficiency for the power-on performance of motherboards and display panels in electronic product assembly and testing was solved, achieving an efficient and stable testing process.
Patent Information
- Application Number
- CN202423299818.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2034-12-30
AI Technical Summary
During the assembly and testing of electronic products, existing technologies struggle to efficiently detect the power-on performance of motherboards and display panels.
An assembly test fixture was designed, which includes a clamping mechanism and a positioning mechanism. The clamping mechanism uses multiple clamping parts to quickly clamp the motherboard to achieve contact with the metal strip. The positioning mechanism uses a suction cup to fix the position of the fixture to ensure stable testing.
It improves the efficiency of testing the power-on performance of the motherboard and display panel, prevents the fixture from shifting due to human touch, simplifies the operation process, and significantly improves testing efficiency.
Smart Images
Figure CN223802411U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of fixture, specifically is a kind of assembly test fixture. BACKGROUND
[0002] Fixture refers to the mechanical manufacturing process for fixing processing object, so that it occupies correct position, to accept construction or detection device, from broad sense, in any process in process, for quickly, conveniently, safely install the device of workpiece, can be called fixture.
[0003] Electronic product research and development production process will inevitably pass through a large number of assembly, test operation, when carrying out assembly, test operation, often need to place electronic product on production line to complete assembly or test action step by step, after installing mainboard and display panel, the power-on performance of mainboard and display panel needs to be detected, in order to improve the efficiency of detection, an assembly test fixture is proposed to solve the above problems. UTILITY MODEL CONTENT
[0004] In view of the deficiencies of prior art, the utility model provides a kind of assembly test fixture, with the advantages of detection efficiency higher, solve the problem of the power-on performance of mainboard and display panel needs to be detected after installing mainboard and display panel, to improve the efficiency of detection.
[0005] To achieve the above object, the utility model provides the following technical scheme: assembly test fixture, including support table, the front end of the middle part of support table upper surface is fixed with display panel placing groove, the rear end of the middle part of support table upper surface is fixed with fixed block, the upper surface of fixed block is provided with mainboard placing groove, the front and back of the right end of mainboard placing groove upper surface are both fixed with metal strip, the rear end of the left and right ends of support table upper surface is equipped with the pressing mechanism for pressing mainboard, the middle part of support table lower surface is equipped with the positioning mechanism for positioning support table;
[0006] The pressing mechanism includes support plate, connecting plate, mounting block, fixed frame, movable plate, two linkage plates, lifting rod, lifting plate and multiple abutting pieces, the rear end of the left and right ends of support plate is fixed on support table upper surface, the top between the opposite side of two support plates is fixed with connecting plate, the middle part of the front of mounting block is fixed in connecting plate, the front of fixed frame is fixed in mounting block, movable plate is rotatably installed in the inner chamber of fixed frame, two linkage plates are rotatably installed on the left and right sides of the top of movable plate, lifting rod is rotatably installed between the bottom of the opposite side of two linkage plates, lifting plate is fixed on the lower surface of lifting rod, multiple abutting pieces are fixed on the lower surface of lifting plate.
[0007] By adopting the technical scheme, the pressing mechanism can facilitate the staff to quickly press the mainboard placed in the mainboard placing groove through the plurality of abutting pieces, so that the tin bar and the metal bar on the lower surface of the mainboard are in contact, the mainboard is tested by power conduction, the operation process is relatively simple, and the detection efficiency of the staff is greatly improved.
[0008] Further, the controller is fixed to the left end of the upper surface of the support table, and the power switch is fixed to the right end of the upper surface of the support table.
[0009] Further, the display panel placing groove is in the shape of a hollow cuboid with the upper surface and the left and right sides missing, and the size of the inner cavity of the mainboard placing groove is matched with the size of the mainboard.
[0010] By adopting the technical scheme, the bottom of the display panel and the mainboard are placed in the inner cavities of the display panel placing groove and the mainboard placing groove, respectively.
[0011] Further, the cross section of the fixing frame is in the shape of U, and the handle is fixed to the back surface of the movable plate.
[0012] By adopting the technical scheme, the handle facilitates the staff to drive the moving angle of the movable plate.
[0013] Further, the number of the abutting pieces is not less than two, and the abutting pieces are rubber pieces.
[0014] By adopting the technical scheme, the abutting pieces can press the mainboard, so that the tin bar and the metal bar on the lower surface of the mainboard are in contact, and the mainboard is tested by power conduction.
[0015] Further, the positioning mechanism comprises a movable plate and a plurality of suction cups, the middle part of the lower surface of the support table is provided with a fixed groove, the left and right ends of the lower surface of the support table are provided with cavities, the movable plate is arranged in the inner cavity of the fixed groove and extends to the outside of the support table through the two cavities, the suction cups are fixed to the lower surface of the movable plate, and the left and right ends of the upper surface of the movable plate are provided with gripping holes.
[0016] By adopting the technical scheme, the positioning mechanism can adjust the position of the movable plate, so that the suction cups are adsorbed on the desktop, the position of the support table is positioned, the support table is prevented from being displaced due to the accidental touch of the staff's arm, and the detection efficiency is further improved.
[0017] Further, the plurality of suction cups are uniformly distributed on the lower surface of the movable plate, the guiding rod is fixed between the inner top wall and the inner bottom wall of the cavity, and the guiding rod is in sliding connection with the movable plate.
[0018] By adopting the technical scheme, the guide rod is arranged to limit the position of the moving plate, and left and right movement of the moving plate is avoided.
[0019] Further, the inner cavity of the gripping hole is fixed with an anti-skid pad, and the anti-skid pad is a rubber pad.
[0020] By adopting the technical scheme, the anti-skid pad is arranged to increase the friction between the hands of the staff and the gripping hole.
[0021] Compared with the prior art, the technical scheme of the application has the following beneficial effects:
[0022] 1. The assembly test fixture is provided with the pressing mechanism, so that the staff can quickly press the mainboard placed in the mainboard placing groove through the plurality of abutting elements, so that the tin strip on the lower surface of the mainboard is in contact with the metal strip, power conduction test is performed, the operation process is relatively simple, and the detection efficiency of the staff is greatly improved.
[0023] 2. The assembly test fixture is provided with the positioning mechanism, so that the position of the movable plate can be adjusted, the suction cup is adsorbed on the desktop, the position of the supporting table can be positioned, the supporting table is prevented from being displaced due to accidental touching of the supporting table by the staff, and the detection efficiency is further improved. BRIEF DESCRIPTION OF DRAWINGS
[0024] Figure 1 It is a structural schematic view of the utility model;
[0025] Figure 2 It is a structural schematic view of the pressing mechanism of the utility model;
[0026] Figure 3 It is a structural schematic view of the positioning mechanism of the utility model;
[0027] Figure 4 It is a structural schematic view of part of the positioning mechanism of the utility model.
[0028] In the figure: 1, supporting table; 2, display panel placing groove; 3, fixed block; 4, mainboard placing groove; 5, metal strip; 6, pressing mechanism; 61, supporting plate; 62, connecting plate; 63, mounting block; 64, fixed frame; 65, movable plate; 66, linkage plate; 67, lifting rod; 68, lifting plate; 69, abutting element; 7, positioning mechanism; 71, fixed groove; 72, moving plate; 73, suction cup; 74, cavity; 75, gripping hole. DETAILED DESCRIPTION
[0029] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.
[0030] Please refer to Figure 1 The assembling test fixture in the embodiment comprises a support table 1, a display panel placing groove 2 is fixed at the front end of the middle part of the upper surface of the support table 1, a fixed block 3 is fixed at the rear end of the middle part of the upper surface of the support table 1, a mainboard placing groove 4 is formed in the upper surface of the fixed block 3, metal strips 5 are fixed at the front and rear sides of the right end of the upper surface of the mainboard placing groove 4, pressing mechanisms 6 for pressing the mainboard are arranged at the rear ends of the left and right ends of the upper surface of the support table 1, and a positioning mechanism 7 for positioning the support table 1 is arranged at the middle part of the lower surface of the support table 1.
[0031] In the embodiment, a controller is fixed at the left end of the upper surface of the support table 1, a power switch is fixed at the right end of the upper surface of the support table 1, the display panel placing groove 2 is a hollow cuboid with the upper surface and the left and right sides missing, the size of the inner cavity of the mainboard placing groove 4 is matched with the size of the mainboard, the mainboard is placed in the inner cavity of the mainboard placing groove 4, and then the bottom of the display panel is placed in the inner cavity of the display panel placing groove 2.
[0032] Please refer to Figure 2In order to abut against the mainboard placed in the mainboard placing groove 4, the pressing mechanism 6 in the embodiment comprises a support plate 61, a connecting plate 62, a mounting block 63, a fixed frame 64, a movable plate 65, two linkage plates 66, a lifting rod 67, a lifting plate 68 and a plurality of abutting pieces 69. The support plate 61 is fixed to the rear end of the left and right ends of the upper surface of the support table 1. The connecting plate 62 is fixed to the top between the opposite sides of the two support plates 61. The mounting block 63 is fixed to the middle of the front face of the connecting plate 62. The fixed frame 64 is fixed to the front face of the mounting block 63. The movable plate 65 is rotatably installed in the inner cavity of the fixed frame 64. The two linkage plates 66 are both rotatably installed on the left and right sides of the top of the movable plate 65. The rotation of the handle drives the rotation of the movable plate 65. The rotation of the movable plate 65 causes the top of the two linkage plates 66 to rotate with the rotation of the movable plate 65. The lifting rod 67 is rotatably installed on the bottom between the opposite sides of the two linkage plates 66. The lifting plate 68 is fixed to the lower surface of the lifting rod 67. The plurality of abutting pieces 69 are fixed to the lower surface of the lifting plate 68. The rotation of the two linkage plates 66 causes the bottom thereof to drive the lifting rod 67 and the lifting plate 68 to move downward under the action of the two limiting rods. The movement of the lifting plate 68 causes the plurality of abutting pieces 69 to move downward to abut against the mainboard. The tin bar on the lower surface of the mainboard can be in contact with the metal bar 5. Then the power-on performance of the mainboard and the display panel can be detected through the controller.
[0033] In addition, limiting rods are fixed between the left and right ends between the opposite sides of the connecting plate 62 and the support table 1. The limiting rods are in sliding connection with the lifting plate 68. The limiting rods are arranged to limit the movement of the lifting plate 68, so that the lifting plate 68 can only move linearly upward and downward.
[0034] The cross-sectional shape of the fixed frame 64 is U-shaped. The back face of the movable plate 65 is fixed with a handle. The number of abutting pieces 69 is not less than two. The abutting pieces 69 are rubber pieces, which increase the friction between the mainboard and the abutting pieces 69, so that the tin bar on the lower surface of the mainboard can stably contact with the metal bar 5.
[0035] It should be noted that the plurality of abutting pieces 69 can quickly abut against the mainboard placed in the mainboard placing groove 4, so that the power-on conduction test is performed. The operation process is relatively simple, and the efficiency of the staff in detection is greatly improved.
[0036] Please refer to Figures 3-4In order to displace the position of the support table 1, the positioning mechanism 7 in the embodiment comprises a moving plate 72 and a plurality of suction cups 73, the middle part of the lower surface of the support table 1 is provided with a fixed groove 71, the left and right ends of the lower surface of the support table 1 are both provided with cavities 74, the moving plate 72 is arranged in the inner cavity of the fixed groove 71 and its left and right sides respectively penetrate through the two cavities 74 and extend to the outside of the support table 1, the suction cups 73 are fixed on the lower surface of the moving plate 72, the left and right ends of the upper surface of the moving plate 72 are both provided with gripping holes 75, the position of the support table 1 is positioned, and then the fingers are inserted into the inner cavity of the gripping hole 75 by placing the position of the support table 1 at a suitable position for the operator to operate.
[0037] In the embodiment, the plurality of suction cups 73 are uniformly distributed on the lower surface of the moving plate 72, the inner top wall and the inner bottom wall of the cavity 74 are fixed with a guide rod on the side opposite to each other, the guide rod is in sliding connection with the moving plate 72, and the inner cavity of the gripping hole 75 is fixed with an anti-skid pad, which is a rubber pad.
[0038] It should be noted that the moving plate 72 is pressed downward, the movement of the moving plate 72 drives the plurality of suction cups 73 to move downward, so that the suction cups 73 are adsorbed on the desktop, thereby the position of the support table 1 can be positioned.
[0039] It can be understood that the position of the moving plate 72 is adjusted, so that the suction cups 73 are adsorbed on the desktop, the position of the support table 1 can be positioned, thereby preventing the support table 1 from being displaced due to the accidental touch of the support table 1 by the arm of the operator, and further improving the detection efficiency.
[0040] The working principle of the above embodiment is as follows:
[0041] (1) In use, first, the main plate is placed in the inner cavity of the main plate placing groove 4, and then the bottom of the display panel is placed in the inner cavity of the display panel placing groove 2, at this time, the handle is pulled to rotate to the front end, the rotation of the handle drives the rotating plate 65 to rotate, the rotation of the rotating plate 65 drives the top of the two linkage plates 66 to rotate with the rotating plate 65, the rotation of the two linkage plates 66 drives the bottom to drive the lifting rod 67 to move downward under the action of the two limiting rods and the lifting plate 68, the movement of the lifting plate 68 drives the plurality of abutting pieces 69 to move downward to abut with the main plate, so that the tin strip on the lower surface of the main plate is in contact with the metal strip 5, and then the power supply performance of the main plate and the display panel is detected through the controller.
[0042] (2) In order to avoid the staff from touching the support table 1 to cause the support table 1 to be displaced during operation, the position of the support table 1 is first positioned during use, the position of the support table 1 is placed at a position suitable for the staff to operate, then the fingers are inserted into the inner cavity of the gripping hole 75, and the moving plate 72 is squeezed downward, the movement of the moving plate 72 drives the plurality of suction cups 73 to move downward, so that the suction cups 73 can be adsorbed on the desktop, so that the position of the support table 1 can be positioned.
Claims
1. Assembly test fixture comprising a support table (1), characterized in that: The front end of the middle part of the upper surface of the support table (1) is fixed with a display panel placing groove (2), the rear end of the middle part of the upper surface of the support table (1) is fixed with a fixed block (3), the upper surface of the fixed block (3) is provided with a mainboard placing groove (4), the front and rear sides of the right end of the upper surface of the mainboard placing groove (4) are both fixed with a metal strip (5), the rear end of the left and right ends of the upper surface of the support table (1) is both provided with a pressing mechanism (6) for pressing the mainboard, the middle part of the lower surface of the support table (1) is provided with a positioning mechanism (7) for positioning the support table (1). The pressing mechanism (6) comprises a support plate (61), a connecting plate (62), a mounting block (63), a fixed frame (64), a movable plate (65), two linkage plates (66), a lifting rod (67), a lifting plate (68) and a plurality of abutting pieces (69), the support plate (61) is fixed at the rear end of the left and right ends of the upper surface of the support table (1), the connecting plate (62) is fixed at the top between the opposite sides of the two support plates (61), the mounting block (63) is fixed at the middle part of the front of the connecting plate (62), the fixed frame (64) is fixed at the front of the mounting block (63), the movable plate (65) is rotatably installed in the inner cavity of the fixed frame (64), the two linkage plates (66) are both rotatably installed at the left and right sides of the top of the movable plate (65), the lifting rod (67) is rotatably installed at the bottom between the opposite sides of the two linkage plates (66), the lifting plate (68) is fixed at the lower surface of the lifting rod (67), and the plurality of abutting pieces (69) are fixed at the lower surface of the lifting plate (68).
2. The assembled test fixture of claim 1, wherein: The left end of the upper surface of the support table (1) is fixed with a controller, and the right end of the upper surface of the support table (1) is fixed with a power switch.
3. The assembled test fixture of claim 1, wherein: The display panel placing groove (2) is in the shape of a hollow cuboid with the upper surface and the left and right sides missing, and the size of the inner cavity of the mainboard placing groove (4) is matched with the size of the mainboard.
4. The assembly test fixture of claim 1, wherein: The cross section of the fixed frame (64) is in the shape of U, and the back of the movable plate (65) is fixed with a handle.
5. The assembly test fixture of claim 1, wherein: The number of the abutting pieces (69) is not less than two, and the abutting pieces (69) are rubber pieces.
6. The assembly test fixture of claim 1, wherein: The positioning mechanism (7) comprises a moving plate (72) and a plurality of suction cups (73), the middle part of the lower surface of the support table (1) is provided with a fixed groove (71), the left and right ends of the lower surface of the support table (1) are both provided with a cavity (74), the moving plate (72) is arranged in the inner cavity of the fixed groove (71) and the left and right sides thereof respectively penetrate through the two cavities (74) and extend to the outside of the support table (1), the suction cups (73) are fixed at the lower surface of the moving plate (72), and the left and right ends of the upper surface of the moving plate (72) are both provided with a gripping hole (75).
7. The assembled test fixture of claim 6, wherein: The plurality of suction cups (73) are uniformly distributed on the lower surface of the moving plate (72), a guide rod is fixed between the opposite sides of the inner top wall and the inner bottom wall of the cavity (74), and the guide rod is in sliding connection with the moving plate (72).
8. The assembled test fixture of claim 6, wherein: The inner cavity of the gripping hole (75) is fixed with an anti-skid pad, and the anti-skid pad is a rubber pad.