LED detection device with probe head

Abstract

The utility model discloses an LED detection device with a probe head, which comprises a working table, the bottom end of the working table is fixedly connected with supporting legs, one side of the working table is provided with a supporting frame, a detection mechanism is arranged below the supporting frame, and one side of the detection mechanism is provided with a feeding mechanism. Under the action of the driving motor, the storage grooves can be driven to rotate, the LEDs can be conveniently rotated to the position below the detection probe, the LEDs can be conveniently detected, the multiple storage grooves are formed in the bearing plate, when one LED is detected, other undetected LEDs can be conveniently placed, the detected LEDs can be conveniently taken, and the detection efficiency is improved. And the LED detection efficiency can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED detection devices, in particular to an LED detection device with a probe head. Background Art

[0002] LED is a solid-state semiconductor device that can convert electrical energy into light energy. LED is known as the fourth generation lighting source or green light source. It has the characteristics of energy saving, environmental protection, long life and small size. It is widely used in various indication, display, decoration, backlight source, general lighting and city night scene and other fields.

[0003] With the continuous advancement of LED technology, the application scope of LED is getting wider and wider, so the detection of LED is also getting more and more attention. In the manufacturing process of LED, it must be tested first to determine whether the circuit on it is open or has other abnormal conditions, so as to ensure that the LED can be used normally after leaving the factory. When the existing detection device detects LED, it usually takes away the LED after the test is completed before placing the next LED for testing, which leads to low LED testing efficiency, thus affecting the production efficiency of LED. Utility Model Content

[0004] In view of the problems in the related art, the utility model proposes an LED detection device with a probe head to overcome the above technical problems existing in the existing related art.

[0005] To this end, the specific technical solutions adopted by the utility model are as follows:

[0006] The invention discloses an LED detection device with a probe head, comprising a workbench, a support leg fixedly connected to the bottom end of the workbench, a support frame arranged on one side of the workbench, a detection mechanism arranged below the support frame, and a feeding mechanism arranged on one side of the detection mechanism.

[0007] Furthermore, in order to facilitate the placement of LEDs, speed up the detection of LEDs, and ensure the production efficiency of LEDs, the feeding mechanism includes a driving motor arranged at the bottom end of the workbench, the output end of the driving motor is connected to the rotating shaft, one end of the rotating shaft passes through the workbench and is connected to the turntable, the turntable is fixedly connected to the supporting plate, the supporting plate is provided with a first groove, the number of the first grooves is four, a storage pile is provided inside the first groove, and a storage groove is provided inside the storage pile.

[0008] Furthermore, in order to prevent the detection probe from excessively squeezing the LED and causing damage to the LED, a telescopic spring is provided inside the first groove, one end of the telescopic spring is connected to the workbench, and the other end is connected to the storage pile, limit blocks are provided on both sides of the storage pile, and a limit groove is provided on the supporting plate, and the limit block matches the limit groove.

[0009] Furthermore, in order to realize automatic detection of LED, the detection mechanism includes a hydraulic telescopic rod arranged at the top of the support frame, the output end of the hydraulic telescopic rod is connected to the pressure plate, and a mounting frame is connected below the pressure plate. A detection probe is fixed on the mounting frame, and the detection probe is electrically connected to the detection circuit. The detection circuit is arranged on the mounting frame.

[0010] Furthermore, in order to achieve automatic positioning of the LED and ensure that the probe can accurately contact the test rough point on the LED, an infrared transmitter is provided on the carrier plate, and the number of infrared transmitters is four. An infrared receiver is provided on the top of the support frame. The infrared receiver matches the infrared transmitter, and the infrared receiver is electrically connected to the controller.

[0011] Furthermore, in order to control the driving motor, a controller is arranged on one side of the workbench, and the controller is electrically connected to the driving motor.

[0012] Furthermore, a second groove is provided on the workbench, and the second groove matches the turntable.

[0013] The beneficial effects of the utility model are:

[0014] (1) By setting up an infrared transmitter, an infrared receiver and a feeding mechanism, the driving motor can drive the storage slot to rotate, so that the LED can be rotated to the bottom of the detection probe to facilitate the detection of the LED. In addition, by setting up multiple storage slots on the carrier plate, it is convenient to place other undetected LEDs when detecting one LED, and it is convenient to take out the LED that has been detected, which can effectively improve the detection efficiency of the LED.

[0015] (2) By setting up a detection mechanism and starting the hydraulic telescopic rod, the detection probe can be driven to fall, so that the detection probe contacts the electrode on the LED, which is convenient for detecting the LED circuit and realizing rapid detection of the LED circuit. In addition, by setting up a telescopic spring under the storage pile, a buffer force can be provided for the LED when the detection probe contacts the LED, preventing the detection probe from falling too fast, causing excessive force on the LED contact point, resulting in damage to the LED, and affecting the normal production of the LED. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1It is a front view of an LED detection device with a probe head according to an embodiment of the utility model.

[0018] Figure 2 It is a side view of an LED detection device with a probe head according to an embodiment of the utility model.

[0019] Figure 3 This is a connection diagram of a driving motor of an LED detection device with a probe head according to an embodiment of the utility model.

[0020] Figure 4 It is a diagram of the internal structure of a carrier board of an LED detection device with a probe head according to an embodiment of the utility model.

[0021] In the figure:

[0022] 1. Workbench; 2. Support legs; 3. Support frame; 4. Detection mechanism; 401. Hydraulic telescopic rod; 402. Press plate; 403. Mounting frame; 404. Detection probe; 405. Detection circuit; 5. Feeding mechanism; 501. Drive motor; 502. Rotating shaft; 503. Turntable; 504. Loading plate; 505. First groove; 506. Storage pile; 507. Storage slot; 6. Telescopic spring; 7. Limit block; 8. Limit slot; 9. Infrared transmitter; 10. Infrared receiver; 11. Controller; 12. Second groove. DETAILED DESCRIPTION

[0023] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0024] See also Figure 1-Figure 3The present application proposes an LED detection device with a probe head, comprising a workbench 1, a support leg 2 is fixedly connected to the bottom end of the workbench 1, a support frame 3 is provided on one side of the workbench 1, a detection mechanism 4 is provided below the support frame 3, a feeding mechanism 5 is provided on one side of the detection mechanism 4, the feeding mechanism 5 comprises a driving motor 501 provided at the bottom end of the workbench 1, an output end of the driving motor 501 is connected to a rotating shaft 502, one end of the rotating shaft 502 passes through the workbench 1 and is connected to a turntable 503, a second groove 12 is provided on the workbench 1, the second groove 12 matches the turntable 503, and the turntable 503 is connected to a supporting plate 504 is fixedly connected, a first groove 505 is provided on the supporting plate 504, the number of the first grooves 505 is four, a storage pile 506 is provided inside the first groove 505, a storage groove 507 is provided inside the storage pile 506, an infrared transmitter 9 is provided on the supporting plate 504, the number of the infrared transmitter 9 is four, an infrared receiver 10 is provided on the top of the supporting frame 3, the infrared receiver 10 matches the infrared transmitter 9, the infrared receiver 10 is electrically connected to the controller 11, the controller 11 is provided on one side of the workbench 1, and the controller 11 is electrically connected to the driving motor 501. Through the above scheme, by placing the LED to be tested in the storage slot 507, by starting the driving motor 501, the shaft 502 is driven to rotate, and the rotation of the shaft 502 drives the turntable 503 to rotate, and drives the supporting plate 504 to rotate, so that the LED can be rotated after the placement is completed, and at the same time, by starting the infrared transmitter 9 on one side of the storage slot 507, when the infrared transmitter 9 rotates to the bottom of the detection probe 404, the infrared receiver 10 can receive the signal, and the infrared can send a signal to the controller 11 in time, and the controller 11 can control the driving motor 501 to stop, ensuring that the detection probe 404 can abut against the test contact on the LED, and when testing an LED, other untested LEDs can be placed, and it is convenient to take the LED that has been tested, which can effectively improve the detection efficiency of the LED.

[0025] See also Figure 1-Figure 4The detection mechanism 4 includes a hydraulic telescopic rod 401 disposed at the top of the support frame 3, the output end of the hydraulic telescopic rod 401 is connected to the pressure plate 402, a mounting frame 403 is connected below the pressure plate 402, a detection probe 404 is fixed on the mounting frame 403, the detection probe 404 is electrically connected to the detection circuit 405, and the detection circuit 405 is disposed on the mounting frame 403. A telescopic spring 6 is disposed inside the first groove 505, one end of the telescopic spring 6 is connected to the workbench 1, and the other end is connected to the object pile 506, and limit blocks 7 are disposed on both sides of the object pile 506, and a limit groove 8 is disposed on the bearing plate 504, and the limit block 7 matches the limit groove 8. By setting the limit plate and the limit groove 8, it is ensured that the object pile 506 can only move in the vertical direction, and the object pile 506 is prevented from shaking irregularly, causing the LED to deviate, and affecting the contact between the test probe and the LED. Through the above scheme, by starting the hydraulic telescopic rod 401, the detection probe 404 can be driven to fall, so that the detection probe 404 contacts the electrode on the LED, and the circuit of the LED can be detected through the detection circuit 405, thereby realizing rapid detection of the LED circuit. In addition, by arranging the telescopic spring 6 under the storage pile 506, a buffer force can be provided for the LED when the detection probe 404 contacts the LED, thereby preventing the detection probe 404 from falling too fast, causing excessive force on the LED contact point, resulting in damage to the LED, and affecting the normal production of the LED.

[0026] Working principle: by placing the LED to be detected in the storage slot 507, and starting the driving motor 501, the LED can be driven to rotate after being placed, and at the same time, by starting the infrared transmitter 9 on one side of the storage slot 507, when the infrared transmitter 9 rotates to the bottom of the detection probe 404, the infrared receiver 10 on the mounting frame 403 can receive the signal, and the infrared receiver 10 can send a signal to the controller 11 in time, and the controller 11 can control the driving motor 501 to stop, and then by starting the hydraulic telescopic rod 401, the detection probe 404 can be driven to fall, so that the detection probe 404 4 contacts with the electrode on the LED, and the circuit of the LED can be detected through the detection circuit 405, so as to realize the rapid detection of the LED circuit. After the detection is finished, the hydraulic telescopic rod 401 can be started again to drive the detection probe 404 away from the LED, and then the driving motor 501 can be started to conveniently move the next undetected LED to the bottom of the detection probe 404. When detecting one LED, other undetected LEDs can be placed in the storage slot 507, and the LEDs that have been detected can be conveniently taken, which can effectively improve the detection efficiency of the LED.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An LED detection device with a probe head, characterized in that: The invention comprises a workbench (1), wherein the bottom end of the workbench (1) is fixedly connected to a support leg (2), a support frame (3) is provided on one side of the workbench (1), a detection mechanism (4) is provided below the support frame (3), a feeding mechanism (5) is provided on one side of the detection mechanism (4), and the feeding mechanism (5) comprises a driving motor (501) provided at the bottom end of the workbench (1), an output end of the driving motor (501) is connected to a rotating shaft (502), one end of the rotating shaft (502) passes through the workbench (1) and is connected to a rotating disk (503), the rotating disk (503) is fixedly connected to a carrying plate (504), and the carrying plate (504) is provided with a support frame (3). The plate (504) is provided with a first groove (505), the number of the first grooves (505) is four, a storage pile (506) is provided inside the first groove (505), a storage groove (507) is provided inside the storage pile (506), a telescopic spring (6) is provided inside the first groove (505), one end of the telescopic spring (6) is connected to the workbench (1), and the other end is connected to the storage pile (506), limiting blocks (7) are provided on both sides of the storage pile (506), and limiting grooves (8) are provided on the bearing plate (504), and the limiting blocks (7) match the limiting grooves (8).

2. The LED detection device with a probe head according to claim 1, characterized in that: The detection mechanism (4) comprises a hydraulic telescopic rod (401) arranged at the top of the support frame (3); the output end of the hydraulic telescopic rod (401) is connected to a pressure plate (402); a mounting frame (403) is connected below the pressure plate (402); a detection probe (404) is fixed on the mounting frame (403); the detection probe (404) is electrically connected to a detection circuit (405); and the detection circuit (405) is arranged on the mounting frame (403).

3. The LED detection device with a probe head according to claim 1, characterized in that: The carrier plate (504) is provided with an infrared transmitter (9), the number of which is four. The top of the support frame (3) is provided with an infrared receiver (10), the infrared receiver (10) matches the infrared transmitter (9), and the infrared receiver (10) is electrically connected to the controller (11).

4. The LED detection device with a probe head according to claim 3, characterized in that: The controller (11) is arranged on one side of the workbench (1), and the controller (11) is electrically connected to the driving motor (501).

5. The LED detection device with a probe head according to claim 1, characterized in that: The workbench (1) is provided with a second groove (12), and the second groove (12) matches the rotating disk (503).

Images