Lamp bead parameter test fixture
By designing the disassembly and moving parts structure of the lamp bead parameter test fixture, the instability problem caused by fixture aging was solved, the lamp beads were firmly clamped and efficiently tested, and the accuracy of the test data was ensured.
Patent Information
- Application Number
- CN202422391482.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-29
- Publication Date
- 2025-09-09
- Estimated Expiration
- 2034-09-29
AI Technical Summary
The existing lamp bead fixture ages after long-term use, resulting in insufficient clamping and affecting the accuracy of test data.
A lamp bead parameter testing fixture was designed, which adopted a structure of disassembly and moving parts, including a fixed seat, a moving seat, a clamping plate, a slide rod, a spring, and a guide block. Through the cooperation of the slide rod and the spring, the clamping plate can be conveniently disassembled and firmly clamped, which expands the installation range of the lamp bead and avoids obstruction by the integrating sphere.
It improves the efficiency and data accuracy of lamp bead testing, avoids the instability problem caused by fixture aging, and ensures the stable installation and detection accuracy of lamp beads.
Smart Images
Figure CN223320450U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lamp bead parameter testing, in particular to a lamp bead parameter testing fixture. Background Art
[0002] Program-controlled iridescent lamp beads are a type of lamp beads with program control functions. They use chips as the control core and integrate LED lamp beads with multiple colors and flashing modes. Their main working principle is to continuously switch the brightness, color and flashing mode of the LED lamp beads through the built-in program controller, thereby achieving dazzling light and shadow effects. Before the lamp beads leave the factory, their photoelectric parameters generally need to be tested to ensure that the quality and performance of the lamp beads meet the requirements and meet the needs of customers and the market.
[0003] At present, an integrating sphere test system is generally used to test the photoelectric parameters of lamp beads. During the test, the lamp beads need to be fixed with a clamp and the circuit is connected. The clamp is then fixed to the light input port of the optical sensor on the integrating sphere test system. Finally, the photoelectric parameters of the lamp beads are detected by the integrating sphere test system. However, in actual operation, the stability of the lamp beads needs to be ensured to ensure the accuracy of the test. The lamp bead clamps of the current clamps will age after long-term use, resulting in insufficient clamping, which in turn affects the accuracy of the test structure. Utility Model Content
[0004] In view of the fact that the above-mentioned existing lamp bead clamps will age after long-term use, resulting in insufficient clamping and inaccurate test data, the present utility model is proposed.
[0005] Therefore, the purpose of the present invention is to provide a parameter testing fixture for lamp beads, which aims to solve the problem that the lamp bead clamp will age after long-term use, resulting in insufficient clamping and inaccurate test data.
[0006] 7. The swiftly and minutely adjusting device for a wood-planer working table as claimed in claim 1, wherein said linking rod and said adjusting base are pivotally connected to each other with a bolt, and said bolt has a round shank to contact with said linking rod. said linking rod has a round shank to contact with said linking rod.
[0007] As a preferred solution of the parameter testing fixture of the lamp beads of the utility model, a moving wheel is installed at the bottom of the positioning block, and the interior of the fixed seat and the moving seat are fixedly connected with a slide rail, and the moving wheel is located on the surface of the slide rail.
[0008] As a preferred solution of the parameter testing fixture of the lamp beads described in the utility model, wherein: the top of the positioning block is fixedly connected to a guide block, guide grooves are provided inside the fixed seat and the movable seat and located at the top of the slide rail, and a guide groove is also provided on the outside of the clamping plate and located at the top of the inclined groove, and the guide block is located inside the guide groove and is movably connected to it.
[0009] As a preferred solution of the parameter testing fixture of the lamp beads described in the utility model, wherein: a limiting groove is opened on the surface of the supporting plate, and limiting blocks are fixedly connected to both sides of the movable seat, the limiting blocks are located inside the limiting groove and movably connected thereto, and the limiting blocks and the limiting groove are both T-shaped.
[0010] As a preferred solution of the parameter testing fixture of the lamp bead described in the utility model, the internal thread of the fixed seat is connected to a driving screw, the driving screw passes through the fixed seat, and one end of the driving screw extends to the interior of the movable seat and is rotatably connected to it.
[0011] As a preferred solution of the parameter testing fixture of the lamp beads described in the utility model, the movable part includes a shell fixed on the surface of the workbench, a screw is rotatably connected to the inside of the shell, one end of the screw extends to the outside of the shell, and sliding grooves are provided on both sides of the shell.
[0012] As a preferred solution of the parameter testing fixture of the lamp bead described in the utility model, wherein: a slider is movably installed inside the shell, the slider is located on the surface of the screw and is threadedly connected to it, the two sides of the slider are located inside the slide groove and are movably connected to it, and both sides of the shell are L-shaped.
[0013] Beneficial effects of the utility model:
[0014] 1. By providing a disassembly part, the operation is simple and the clamping plate is easy to disassemble and install, thereby saving time and cost, further avoiding the problem that the lamp bead clamp will not be firmly clamped due to aging over time, and further improving the efficiency of testing the lamp bead photoelectricity.
[0015] 2. By providing a movable part, the range of installation and removal of lamp beads can be expanded, avoiding the phenomenon that the integrating sphere 2 will block part of the area when installing or removing the lamp beads, causing the installation of the lamp beads to be unstable and affecting the detection data. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without inventive work. Among them:
[0017] Figure 1 This is a schematic diagram of the overall structure of the parameter testing fixture for lamp beads of the utility model.
[0018] Figure 2 This is a schematic diagram of the positional relationship between the moving part and the clamping part of the parameter testing fixture for lamp beads of the utility model.
[0019] Figure 3 This is a diagram showing the structure of the moving parts and clamping parts of the parameter testing fixture for lamp beads of the utility model.
[0020] Figure 4 This is a schematic diagram of the positional relationship between the movable seat and the disassembly parts of the parameter testing fixture for lamp beads of the present invention.
[0021] Figure 5 This is a schematic diagram of the disassembly structure of the parameter testing fixture for lamp beads of the utility model.
[0022] Figure 6 This is a cross-sectional view of the disassembly structure of the parameter testing fixture for lamp beads of the utility model.
[0023] Description of reference numerals:
[0024] 1. Workbench; 2. Integrating sphere; 3. Moving part; 31. Housing; 32. Screw; 33. Slide; 34. Slider; 4. Clamping part; 41. Loading plate; 42. Fixed seat; 43. Moving seat; 44. Clamping plate; 45. Disassembly part; 451. Sleeve; 452. Slide; 453. Spring; 454. Positioning block; 455. Moving wheel; 456. Guide block; 457. Slide rail; 458. Guide groove; 459. Inclined groove; 46. Limiting groove; 47. Limiting block; 48. Driving screw. DETAILED DESCRIPTION
[0025] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.
[0026] Reference Figure 1-6 , which is the first embodiment of the present utility model, provides a parameter test fixture for lamp beads, which includes a workbench 1, an integrating sphere 2 mounted on the surface of the workbench 1, a detection head similar to that for lamp bead detection mounted on the bottom of the integrating sphere 2, and the detection head is raised and lowered by a screw located on the surface of the workbench 1. This method is a prior art and will not be elaborated on here. A moving part 3 is mounted on the surface of the workbench 1 and on one side of the integrating sphere 2, and a clamping part 4 is mounted on the top of the moving part 3;
[0027] The clamping member 4 includes a carrying plate 41 fixed to the top of the movable member 3, a fixed seat 42 is fixedly connected to the surface of the carrying plate 41, and a movable seat 43 is movably connected to the surface of the carrying plate 41 and one end away from the fixed seat 42. A clamping plate 44 is installed on the top of each of the fixed seat 42 and the movable seat 43. A disassembly member 45 is installed inside each of the fixed seat 42 and the movable seat 43. The clamping plate 44 is located inside the fixed seat 42 and the movable seat 43 and extends to the top of the two. A clip for clamping the lamp beads is installed on the inner side of the clamping plate 44;
[0028] The disassembly member 45 includes a sleeve 451 fixed to the inside of the fixed seat 42 and the movable seat 43, the inner sleeve of the sleeve 451 is movably sleeved with a slide rod 452, the surface of the slide rod 452 is sleeved with a spring 453, one end of the spring 453 is fixedly connected to a positioning block 454 at one end of the slide rod 452, the surface of the positioning block 454 is inclined, the outer side of the fixed seat 42 and the movable seat 43 are provided with an inclined groove 459, the positioning block 454 is located inside the inclined groove 459 and is movably connected thereto, the two ends of the spring 453 are respectively connected to the outer side of the sleeve 451 and the positioning block 454 is fixedly connected to the inner side, and damping is installed at both ends of the spring 453, and the slide rod 452 passes through the sleeve 451, one end of which is fixedly connected to the positioning block 454, and the other end has a diameter larger than the sleeve 451, which can prevent the slide rod 452 from being completely separated from the sleeve 451, and a chain is installed on the outside of this end to connect the two sets of disassembly parts 45, so that the operation of disassembling and assembling the clamping plate 44 can be facilitated, and two sets of disassembly parts 45 are provided on both sides of the clamping plate 44 to make its installation more stable, and the slide rod 452 is movably connected to the movable seat 43 or the fixed seat 42.
[0029] A moving wheel 455 is installed at the bottom of the positioning block 454. The interior of the fixed seat 42 and the moving seat 43 are fixedly connected to a slide rail 457. The moving wheel 455 is located on the surface of the slide rail 457, which facilitates the movement of the moving wheel 455 and can also limit it to prevent it from deviating.
[0030] A guide block 456 is fixedly connected to the top of the positioning block 454, and a guide groove 458 is provided inside the fixed seat 42 and the movable seat 43 and at the top of the slide rail 457. A guide groove 458 is also provided on the outside of the clamping plate 44 and at the top of the inclined groove 459. The guide block 456 is located inside the guide groove 458 and is movably connected to it. The guide groove 458 inside the fixed seat 42 and the movable seat 43 is in line with the guide groove 458 on the outside of the clamping plate 44, so that the positioning block 454 can smoothly overlap with the guide groove 458 on the outside of the clamping plate 44, thereby achieving the purpose of positioning.
[0031] A limiting groove 46 is provided on the surface of the supporting plate 41, and limiting blocks 47 are fixedly connected to both sides of the movable seat 43. The limiting blocks 47 are located inside the limiting groove 46 and are movably connected thereto. The limiting blocks 47 and the limiting groove 46 are both T-shaped, which can make the movement of the movable seat 43 more stable.
[0032] The internal thread of the fixed seat 42 is connected to a drive screw 48, which passes through the fixed seat 42. One end of the drive screw 48 extends to the inside of the movable seat 43 and is rotatably connected to it. The drive screw 48 can drive the movable seat 43 to move toward the fixed seat 42, thereby clamping the lamp bead.
[0033] The movable part 3 includes a shell 31 fixed on the surface of the workbench 1. The interior of the shell 31 is rotatably connected to a screw 32. One end of the screw 32 extends to the outside of the shell 31. Slide grooves 33 are provided on both sides of the shell 31. The screw 32 extends to the outside of the shell 31 to facilitate its rotation. At the same time, a ring-shaped array of rubber strips is installed on the surface extending to the outside of the shell 31 to facilitate its rotation.
[0034] A slider 34 is movably installed inside the shell 31. The slider 34 is located on the surface of the screw 32 and is threadedly connected to it. Both sides of the slider 34 are located inside the slide groove 33 and are movably connected to it. Both sides of the shell 31 are L-shaped, which can make its movement more stable.
[0035] When disassembling the clamping plate 44, the chain is pulled to drive the slide bar 452 to drive the spring 453 and the positioning block 454 to move away from the movable seat 43 or the fixed seat 42, so that the movable wheel 455 slides along the surface of the slide rail 457, and the guide block 456 slides from the guide groove 458 inside the clamping plate 44 to the inside of the guide groove 458 inside the movable seat 43 or the fixed seat 42, so that the positioning block 454 is completely located inside the movable seat 43 or the fixed seat 42. Then, the clamping plate 44 can be directly removed. When installing, the clamping plate 44 can be directly installed to the inside of the movable seat 43 or the fixed seat 42. This method is simple to operate and convenient for disassembly and installation, and further avoids the problem that the lamp bead clamp will not be firmly clamped due to aging over time;
[0036] When testing the lamp beads, the screw 32 can be rotated to drive the slider 34 and the clamping member 4 to move toward the bottom of the integrating sphere 2, and the integrating sphere 2 can be driven by the screw to slowly cover the lamp beads, thereby expanding the range of installing and removing the lamp beads, avoiding the phenomenon that the integrating sphere 2 will block part of the area when installing or removing the lamp beads, causing the installation of the lamp beads to be unstable and affecting the test data.
[0037] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, and all of these should be included in the scope of the claims of the present invention.
Claims
1. A fixture for testing parameters of a lamp bead, comprising a workbench (1) and an integrating sphere (2) mounted on the surface of the workbench (1), characterized in that: A moving part (3) is installed on the surface of the workbench (1) and located on one side of the integrating sphere (2), and a clamping part (4) is installed on the top of the moving part (3); The clamping member (4) includes a bearing plate (41) fixed on the top of the movable member (3); a fixed seat (42) is fixedly connected to the surface of the bearing plate (41); a movable seat (43) is movably connected to the surface of the bearing plate (41) and one end away from the fixed seat (42); a clamping plate (44) is installed on the top of each of the fixed seat (42) and the movable seat (43); and a disassembly member (45) is installed inside each of the fixed seat (42) and the movable seat (43); The disassembly member (45) includes a sleeve (451) fixed inside the fixed seat (42) and the movable seat (43); the sleeve (451) is movably sleeved with a slide rod (452); the surface of the slide rod (452) is sleeved with a spring (453); one end of the spring (453) is fixedly connected to one end of the slide rod (452); the surface of the positioning block (454) is inclined; the outer sides of the fixed seat (42) and the movable seat (43) are both provided with an inclined groove (459); the positioning block (454) is located inside the inclined groove (459) and is movably connected thereto.
2. The parameter testing fixture for lamp beads according to claim 1, characterized in that: A moving wheel (455) is installed at the bottom of the positioning block (454), and a slide rail (457) is fixedly connected to the interior of the fixed seat (42) and the moving seat (43), and the moving wheel (455) is located on the surface of the slide rail (457).
3. The parameter testing fixture for lamp beads according to claim 2, characterized in that: The top of the positioning block (454) is fixedly connected to a guide block (456), and a guide groove (458) is provided inside the fixed seat (42) and the movable seat (43) and at the top of the slide rail (457). A guide groove (458) is also provided on the outside of the clamping plate (44) and at the top of the inclined groove (459). The guide block (456) is located inside the guide groove (458) and is movably connected thereto.
4. The parameter testing fixture for lamp beads according to claim 3, characterized in that: A limiting groove (46) is provided on the surface of the bearing plate (41), and limiting blocks (47) are fixedly connected to both sides of the movable seat (43). The limiting blocks (47) are located inside the limiting groove (46) and are movably connected thereto. The limiting blocks (47) and the limiting groove (46) are both arranged in a T-shape.
5. The parameter testing fixture for lamp beads according to claim 4, characterized in that: The internal thread of the fixed seat (42) is connected to a driving screw (48), and the driving screw (48) passes through the fixed seat (42). One end of the driving screw (48) extends to the inside of the movable seat (43) and is rotatably connected thereto.
6. The parameter testing fixture for lamp beads according to claim 1, characterized in that: The movable member (3) comprises a shell (31) fixed on the surface of the workbench (1), a screw (32) is rotatably connected to the interior of the shell (31), one end of the screw (32) extends to the outside of the shell (31), and sliding grooves (33) are provided on both sides of the shell (31).
7. The parameter testing fixture for lamp beads according to claim 6, characterized in that: A slider (34) is movably installed inside the housing (31). The slider (34) is located on the surface of the screw (32) and is threadedly connected thereto. Both sides of the slider (34) are located inside the slide groove (33) and are movably connected thereto. Both sides of the housing (31) are L-shaped.