LED (light emitting diode) detection positioning frame

Abstract

The utility model discloses an LED light emitting diode detection positioning frame, which relates to the technical field of light emitting diode detection and comprises a working table, a shading assembly and a placing table are mounted on the working table, a photometer is mounted on the shading assembly, a rack is connected with a gear, a movable frame is connected with a clamp assembly, and a connecting shaft is connected with a rotary driving assembly; a lamp panel is placed on a placing table, a double-head motor is started to drive a rotating shaft to rotate, the rotating shaft drives a guide rod to enable a worm to drive a worm gear to rotate, the worm gear drives a connecting shaft to enable a gear to move on a rack, and the gear enables a movable frame to enable a clamp assembly to move oppositely to clamp and position the lamp panel; the movable frame moves to enable the worm to horizontally slide on the rotating shaft and the guide rod through the fixed plate; the problem that it is troublesome and laborious to place the lamp panel between the two clamping plates while pulling the pull rod to enable the clamping plates to compress the spring and keep still is solved. The problems that the clamping and positioning effect of a spring is poor, and the lamp panel is prone to deviation are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of light emitting diode detection, in particular to an LED light emitting diode detection positioning frame. Background Art

[0002] Light-emitting diodes (LEDs), as important electronic components, are widely used in lighting, display, indication, remote control, and communications. When testing LED panels and identifying those that are unusable or have poor power supply, a testing and positioning frame is required. This LED positioning frame is also known as an LED panel positioning device or horizontal bracket.

[0003] Chinese patent CN217332211U discloses a test bench for an LED light panel detection device, which relates to the technical field of LED light panels. The test bench for the LED light panel detection device comprises a base plate, a fixing mechanism and an auxiliary component. A support plate and a light meter are provided on the top of the base plate. Two sets of fixing plates are fixedly installed on the top of the base plate. A hole is provided on the outer wall of one side of the fixing plate, and a pull rod is movably installed in the hole. The auxiliary component comprises a shading mechanism and an auxiliary mechanism, and the shading mechanism is located above the auxiliary mechanism. The test bench for the LED light panel detection device replaces the traditional detection bench through the coordinated use of components, limits and fixes the light panel, prevents the shaking of the detection bench from causing the position of the light panel to shift, and affects the detection effect of the light panel, improves the stability of the device, optimizes the user experience of the device, reduces the work intensity of workers, covers the fixed light panel, and provides the light panel with a good light-free environment, thereby improving the accuracy of the device detection. The device has a simple structure, is easy to use, and is highly practical.

[0004] In the above patent, it is necessary to pull the pull rod so that the clamping plate compresses the spring and keeps it stationary while placing the light board between the two clamping plates, which is rather troublesome and laborious; the positioning effect of clamping by the spring is not good, which can easily cause the light board to shift and the use effect is poor. Utility Model Content

[0005] The purpose of the present invention is to provide an LED light emitting diode detection and positioning frame to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an LED light-emitting diode detection and positioning frame, comprising: a workbench, a shading assembly is installed on the top surface of the workbench, a light meter is installed in the shading cover of the shading assembly, a rack located on the inner side of the shading assembly is fixed horizontally on the top surface of the workbench, a placement table sleeved on the outside of the rack is fixed on the top surface of the workbench, gears are symmetrically meshed and connected at both ends of the rack, the two gears are located on the left and right sides of the placement table, the gears are horizontally fixed with a connecting shaft rotatably connected to the movable frame, the two side plates of the movable frame are horizontally slidably connected to the connecting frame fixed to the workbench, the connecting shaft is connected to a rotating drive assembly installed on the inner side of the placement table, and the top surface of the movable frame is installed with a clamp assembly located on the outside of the placement table.

[0007] Furthermore, the light-shielding assembly includes a mounting frame fixed to the center of the top surface of the workbench. The cross-section of the mounting frame is an inverted U-shape. Cylinders are fixedly installed at both ends of the upper end of the mounting frame. The movable ends of the two cylinders are jointly connected to a light-shielding cover located on the inner side of the mounting frame, and the light meter is installed in the light-shielding cover.

[0008] Furthermore, the light shield is located directly above the workbench, the light shield is sleeved on the outside of the rack, the cross section of the placement table is in an inverted U shape, and the centers of the placement table and the workbench are located on the same vertical line.

[0009] Furthermore, there are two connecting frames, which are respectively located on the front and rear sides of the rack. A sliding groove is horizontally opened on the connecting frame to slide with the side plate of the movable frame. The front and rear walls of the lower end of the movable frame are fixed with a limit rod that is slidably connected to the lower wall of the connecting frame, and the limit rod is slidably connected to the top surface of the workbench.

[0010] Furthermore, the front end of the connecting shaft passes through the movable frame, and the rotation drive assembly is located on the front side of the movable frame. The rotation drive assembly includes a double-headed motor fixed to the lower wall of the upper plate of the placement table. The output ends of the double-headed motor are both horizontally and symmetrically fixed with a rotating shaft rotatably connected to the support rod, and the support rod and the top surface of the workbench are fixed.

[0011] Furthermore, a guide rod is fixed horizontally on the outer wall of the rotating shaft, and the rotating shaft and the guide rod are slidably connected with a worm meshing with the worm wheel, the worm wheel and the front end of the connecting shaft are fixed, the worm wheel is located on the lower side of the worm, and the two ends of the worm are rotatably connected with a fixed plate fixed to the movable frame, and a guide groove is provided in the axial direction of the worm, and the guide groove is sleeved on the rotating shaft and the guide rod.

[0012] Furthermore, the clamp assembly includes a connecting block fixed to the top surface of the movable frame, the cross-section of the connecting block is L-shaped, and a connecting plate located on the upper side of the placement table is vertically fixed to one end of the connecting block away from the movable frame, and a mounting plate is installed on the other end of the connecting plate by bolts, and a rubber pad is fixed on the other end of the mounting plate.

[0013] Compared with the prior art, the beneficial effects achieved by the present invention are:

[0014] The utility model places the lamp board on the placement table, starts the double-headed motor to drive the rotating shaft to rotate, and the rotating shaft drives the guide rod to rotate the worm on the fixed plate, and the worm drives the worm wheel to rotate respectively, and the worm wheel drives the connecting shaft to rotate on the movable frame, and the connecting shaft drives the gear to rotate and move on the rack, and the two gears drive the movable frame to approach the placement table at the same time, and the movable frame moves through the fixed plate to make the worm slide horizontally on the rotating shaft and the guide rod, and at the same time, the two movable frames respectively drive the clamping assemblies to move toward each other to clamp and position the lamp board; by arranging a two-way mechanical drive device to clamp and position the lamp board, it solves the problem that it is troublesome and laborious to pull the pull rod to make the clamping plate compress the spring and keep it stationary while placing the lamp board between the two clamping plates; it solves the problem that the positioning effect of the spring clamping is poor and easily causes the lamp board to deviate;

[0015] The utility model provides a connecting frame, a limit rod and a slide groove. When the movable frame moves, the movable frame slides on the slide groove, which can prevent the movable frame from moving forward and backward, and thus prevent the gear from deviating forward and backward. The movable frame drives the limit rod to slide on the workbench and the connecting frame, which can prevent the movable frame from deviating up and down, and thus prevent the gear from deviating up and down. The arrangement of the connecting frame, the limit rod and the slide groove can enable the gear to move stably on the rack. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a schematic top view of the overall structure of the utility model;

[0018] Figure 2 This utility model Figure 1 A schematic diagram of the enlarged structure of the middle A area;

[0019] Figure 3 This utility model Figure 2 A magnified schematic diagram of the structure of the middle B region;

[0020] Figure 4 This is a schematic front cross-sectional view of the overall structure of the utility model;

[0021] Figure 5 This utility model Figure 4 A magnified schematic diagram of the structure of the middle C region;

[0022] In the figure: 1. workbench; 2. light-shielding assembly; 201. mounting frame; 202. cylinder; 203. light-shielding hood; 3. placing table; 4. fixture assembly; 401. connecting plate; 402. mounting plate; 403. rubber pad; 404. bolt; 405. connecting block; 5. light meter; 6. connecting frame; 7. movable frame; 8. gear; 9. connecting shaft; 10. limit rod; 11. slide groove; 12. rack; 13. rotation drive assembly; 1301. fixing plate; 1302. worm; 1303. worm wheel; 1304. rotating shaft; 1305. guide rod; 1306. support rod; 1307. guide groove; 1308. double-headed motor. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-Figure 5The utility model provides a technical solution: an LED light-emitting diode detection and positioning frame, comprising: a workbench 1, a light-shielding component 2 is installed on the top surface of the workbench 1, a light-shielding cover 203 in the light-shielding component 2 is installed with a light meter 5, the light-shielding component 2 includes a mounting frame 201 fixed to the center of the top surface of the workbench 1, the mounting frame 201 has an inverted U-shaped cross-section, and cylinders 202 are fixedly installed on both ends of the upper end of the mounting frame 201, and the movable ends of the two cylinders 202 are jointly connected to a light-shielding cover 203 located on the inner side of the mounting frame 201. When the light-shielding cover 203 moves downward and contacts the workbench 1, all other structures on the workbench 1 except the light-shielding component 2 can be set inside, the light meter 5 is installed in the light-shielding cover 203, and the top surface of the workbench 1 is horizontally fixed with a light-shielding cover located on the top surface of the workbench 1. The rack 12 on the inner side of the component 2, the top surface of the workbench 1 is fixed with a placement table 3 sleeved on the outside of the rack 12, the light shield 203 is located just above the workbench 1, the light shield 203 is sleeved on the outside of the rack 12, the cross-section of the placement table 3 is inverted U-shaped, the centers of the placement table 3 and the workbench 1 are located on the same vertical line, the two ends of the rack 12 are symmetrically meshed with gears 8, the two gears 8 are located on the left and right sides of the placement table 3, the gear 8 is horizontally fixed with a connecting shaft 9 rotatably connected to the movable frame 7, the two side plates of the movable frame 7 are horizontally slidably connected to the connecting frame 6 fixed to the workbench 1, there are two connecting frames 6, the two connecting frames 6 are respectively located on the front and rear sides of the rack 12, the connecting frame 6 is horizontally provided with a slide groove 11 that slides with the side plates of the movable frame 7, and the movable frame 7 slides The sliding in the groove 11 can prevent the movable frame 7 from deviating forward and backward, so that the gear 8 will not deviate forward and backward on the rack 12. The front and rear walls of the lower end of the movable frame 7 are fixed with a limit rod 10 that is slidably connected to the lower wall of the connecting frame 6, and the limit rod 10 is slidably connected to the top surface of the workbench 1. The setting of the limit rod 10 can limit the vertical direction of the movable frame 7. The existence of the slide groove 11 and the limit rod 10 is to ensure that the gear 8 can move stably on the rack 12. The connecting shaft 9 is connected to a rotation drive assembly 13 installed on the inner side of the placement table 3. The front end of the connecting shaft 9 passes through the movable frame 7. The rotation drive assembly 13 is located on the front side of the movable frame 7. The rotation drive assembly 13 includes a double-headed motor 1308 fixed to the lower wall of the upper plate of the placement table 3. The double-headed motor 1 The output ends of 308 are all horizontally and symmetrically fixed with a rotating shaft 1304 rotatably connected to the support rod 1306, the support rod 1306 is fixed to the top surface of the workbench 1, and a guide rod 1305 is horizontally fixed to the outer wall of the rotating shaft 1304. The rotating shaft 1304 and the guide rod 1305 are slidably connected with a worm 1302 meshing with the worm gear 1303. The worm gear 1303 is fixed to the front end of the connecting shaft 9. The worm gear 1303 is located at the lower side of the worm 1302. Both ends of the worm 1302 are rotatably connected to a fixed plate 1301 fixed to the movable frame 7. A guide groove 1307 is opened in the axial direction of the worm 1302. The guide groove 1307 is sleeved on the rotating shaft 1304 and the guide rod 1305. The top surface of the movable frame 7 is installed with a clamp assembly 4 located on the outside of the placement table 3.The fixture assembly 4 includes a connecting block 405 fixed to the top surface of the movable frame 7. The connecting block 405 has an L-shaped cross-section. A connecting plate 401 located on the upper side of the placement table 3 is vertically fixed to the end of the connecting block 405 away from the movable frame 7. The other end of the connecting plate 401 is fixed to a mounting plate 402 via bolts 404. The other end of the mounting plate 402 is fixedly mounted to a rubber pad 403. The rubber pad 403 provides a protective effect and is detachable for easy replacement.

[0025] Working principle of this utility model:

[0026] Refer to the instruction manual Figure 1-5 , place the light board on the placement table 3, start the double-headed motor 1308, the output end of the double-headed motor 1308 drives the rotating shaft 1304 to rotate, the rotating shaft 1304 drives the guide rod 1305 to make the worm 1302 rotate on the fixed plate 1301, the worm 1302 drives the worm wheel 1303 to rotate, the worm wheel 1303 drives the connecting shaft 9 to rotate on the movable frame 7, the connecting shaft 9 drives the gear 8 to rotate and move on the rack 12, the two gears 8 simultaneously drive the movable frame 7 to slide on the slide 11 to approach the placement table 3, which can prevent the gear 8 from deviating forward and backward, and the movable frame 7 drives the limit rod 10 to slide on the workbench 1 and the connecting frame 6 to prevent the gear 8 from deviating up and down. The setting of the limit rod 10 and the slide 11 can make the gear 8 stably move on the rack 12, and the movable frame 7 can be turned around. The movable frame 7 moves through the fixed plate 1301 to make the worm 1302 slide horizontally on the rotating shaft 1304 and the guide rod 1305, and at the same time, the two movable frames 7 respectively drive the clamp assemblies 4 to move toward each other to clamp and position the lamp board, thereby realizing the clamping and positioning of the lamp board; starting the cylinder 202, the movable end of the cylinder 202 drives the light shield 203 to move downward, so that the light shield 203 covers the lamp board, reducing the influence of external ambient light, and then the lamp board is tested by the light meter 5; by setting a bidirectional mechanical drive device to clamp and position the lamp board, the problem of needing to pull the pull rod to make the splint compress the spring and keep it stationary while placing the lamp board between the two splints, which is more troublesome and laborious, is solved; the problem of poor positioning effect of spring clamping, which easily causes the lamp board to shift, is solved.

[0027] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. LED light emitting diode detection and positioning frame, including: The workbench (1) is characterized in that: a shading component (2) is installed on the top surface of the workbench (1), a light meter (5) is installed in the shading cover (203) in the shading component (2), a rack (12) located on the inner side of the shading component (2) is fixed horizontally on the top surface of the workbench (1), a placement table (3) sleeved on the outer side of the rack (12) is fixed on the top surface of the workbench (1), two ends of the rack (12) are symmetrically meshed and connected with gears (8), the two gears (8) are located on the left and right sides of the placement table (3), the gear (8) is horizontally fixed with a connecting shaft (9) connected to the movable frame (7) for rotation, the two side plates of the movable frame (7) are horizontally slidably connected to the connecting frame (6) fixed to the workbench (1), the connecting shaft (9) is connected to the rotating drive component (13) installed on the inner side of the placement table (3), and the top surface of the movable frame (7) is installed with a clamp component (4) located on the outer side of the placement table (3).

2. The LED light emitting diode detection and positioning frame according to claim 1, characterized in that: The light shielding assembly (2) comprises a mounting frame (201) fixed to the center of the top surface of the workbench (1); the mounting frame (201) has an inverted U-shaped cross section; cylinders (202) are fixedly mounted at both ends of the upper end of the mounting frame (201); the movable ends of the two cylinders (202) are connected to a light shield (203) located inside the mounting frame (201); and the light meter (5) is mounted inside the light shield (203).

3. The LED light emitting diode detection and positioning frame according to claim 2, characterized in that: The light shield (203) is located directly above the workbench (1), and the light shield (203) is sleeved on the outside of the rack (12). The cross section of the placement table (3) is in an inverted U shape, and the centers of the placement table (3) and the workbench (1) are located on the same vertical line.

4. The LED light emitting diode detection and positioning frame according to claim 1, characterized in that: The connecting frames (6) are provided with two, and the two connecting frames (6) are respectively located on the front and rear sides of the rack (12). A sliding groove (11) is horizontally opened on the connecting frame (6) and slides with the side plate of the movable frame (7). The front and rear walls of the lower end of the movable frame (7) are fixed with a limiting rod (10) that is slidably connected to the lower wall of the connecting frame (6), and the limiting rod (10) is slidably connected to the top surface of the workbench (1).

5. The LED light emitting diode detection and positioning frame according to claim 1, characterized in that: The front end of the connecting shaft (9) passes through the movable frame (7), and the rotation drive assembly (13) is located on the front side of the movable frame (7). The rotation drive assembly (13) includes a double-headed motor (1308) fixed to the lower wall of the upper plate of the placement table (3). The output ends of the double-headed motor (1308) are both horizontally and symmetrically fixed with a rotating shaft (1304) rotatably connected to the support rod (1306), and the support rod (1306) is fixed to the top surface of the workbench (1).

6. The LED light emitting diode detection and positioning frame according to claim 5, characterized in that: A guide rod (1305) is horizontally fixed to the outer wall of the rotating shaft (1304). The rotating shaft (1304) and the guide rod (1305) are slidably connected to a worm (1302) meshing with a worm wheel (1303). The worm wheel (1303) and the front end of the connecting shaft (9) are fixed. The worm wheel (1303) is located on the lower side of the worm (1302). Both ends of the worm (1302) are rotatably connected to a fixed plate (1301) fixed to the movable frame (7). A guide groove (1307) is provided in the axial direction of the worm (1302). The guide groove (1307) is sleeved on the rotating shaft (1304) and the guide rod (1305).

7. The LED light emitting diode detection and positioning frame according to claim 1, characterized in that: The clamp assembly (4) includes a connecting block (405) fixed to the top surface of the movable frame (7), the connecting block (405) has an L-shaped cross section, and one end of the connecting block (405) away from the movable frame (7) is vertically fixed with a connecting plate (401) located on the upper side of the placement table (3), and the other end of the connecting plate (401) is mounted with a mounting plate (402) via a bolt (404), and the other end of the mounting plate (402) is fixedly mounted with a rubber pad (403).

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