CN216387115U

CN216387115U - LED test fixture

Info

Publication number: CN216387115U
Application number: CN202122270478.4U
Authority: CN
Inventors: 张良菊
Original assignee: Kunshan Feiwang Electronics Co ltd
Current assignee: Kunshan Feiwang Electronics Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-04-26
Anticipated expiration: 2031-09-18

Abstract

The utility model provides an LED test fixture, which comprises a bottom plate, wherein a plurality of guide pillars are arranged on the bottom plate, a fixing plate is arranged at the tops of the guide pillars, a floating plate is arranged at the lower part of the fixing plate and sleeved on the guide pillars, a plurality of ejector blocks are arranged on the floating plate, a detection plate is arranged on the ejector blocks, probes are arranged on the detection plate, a pushing mechanism is arranged at the lower part of the floating plate, the fixture is provided with the floating plate and a plurality of detection probes, the floating plate can be inserted into detection terminals of an LED lamp by pushing, so that rapid insertion detection is realized, all the terminals can be pressed at one time by a pressing plate at the upper part, accurate insertion is ensured, and a product is prevented from being crushed by a high-efficiency elastic pressing assembly.

Description

LED test fixture

Technical Field

The utility model relates to the field of test fixtures, in particular to an LED test fixture.

Background

The LED module is usually through the encapsulation back to there is the terminal to connect the electric wire to extend out, all need detect LED before the shipment whether can shine, if every through artifical individual switch-on efficiency lower, but because the electric wire of terminal and connection is difficult for fixing, when detecting through the structure, the problem of overcoming is: 1. the detection probe is inserted from the lower part, and the upper part needs to press the terminal, and the terminal is pressed by the plate, so that the pressing position is easy to damage; 2. the number of the detection at one time is small, the existing jig is inconvenient in structure, tedious in loading and extremely low in efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides an LED test fixture which comprises a bottom plate, wherein a plurality of guide pillars are arranged on the bottom plate, a fixed plate is arranged at the tops of the guide pillars, a floating plate is arranged at the lower part of the fixed plate and sleeved on the guide pillars, a plurality of ejector blocks are arranged on the floating plate, a detection plate is arranged on each ejector block, a probe is arranged on each detection plate, and a pushing mechanism is arranged at the lower part of each floating plate;

a plurality of through holes corresponding to the top blocks are formed in the fixing plate, a carrier block is arranged above the through holes and used for bearing an LED module, the top blocks are located on the lower portions of the carrier blocks, and the probes are inserted into the carrier blocks;

the upper portion of the fixing plate is provided with a pressing plate, the pressing plate is provided with an observation port corresponding to the through hole and an elastic pressing assembly, and the elastic pressing assembly penetrates through the pressing plate and presses a terminal of the LED module.

Preferably, pushing mechanism includes the base, it is connected with the trip to rotate on the base, be equipped with the recess on the base of trip lower part, trip one end is equipped with the gyro wheel, the gyro wheel press in the floating plate lower part.

Preferably, the carrier block is provided with a contour groove, the contour groove is provided with an insertion hole corresponding to the terminal part, and the insertion hole is used for inserting a probe.

Preferably, the clamp plate includes that both sides are equipped with the retaining member, the retaining member includes the fixed block, the fixed block side is equipped with the mounting groove, the mounting groove internal rotation is connected with the couple.

Preferably, equal-height blocks are arranged at two ends of the fixing plate, pins are arranged on the equal-height blocks, and the pressing plate presses the pins.

Preferably, the side edges of the equal-height blocks are provided with hook grooves, and the hooks are hooked on the hook grooves.

Preferably, the elastic pressing assembly comprises a strip-shaped plate fixed on the upper portion of the pressing plate, an inner sunken hole is formed in the position, corresponding to the LED terminal, of the strip-shaped plate, a spring is arranged in the inner sunken hole, and a cylindrical block is arranged at the end of the spring.

The LED testing jig provided by the utility model has the following beneficial effects: this tool is through setting up the floating plate in the lower part to set up a plurality of test probe, can insert the detection terminal department in the LED lamp promptly through promoting the floating plate, in order to realize inserting fast and close the detection, and can once compress tightly all terminals through the clamp plate on upper portion, guarantee to insert and close accurately, and high-efficient elasticity compresses tightly the subassembly and prevents to crush the product.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the underside of the platen of the present invention;

FIG. 3 is a schematic view of the float plate and top block of the present invention;

FIG. 4 is a schematic view of a carrier block of the present invention;

FIG. 5 is a schematic view of the pushing mechanism of the present invention;

FIG. 6 is a schematic view of a retaining plate and an isometric block of the present invention;

FIG. 7 is a schematic view of a platen of the present invention;

FIG. 8 is a cross-sectional view of a platen of the present invention;

FIG. 9 is a schematic view of the mounting of the detector plate and the top block of the present invention;

wherein, 1, a bottom plate; 2. a guide post; 3. a fixing plate; 4. a floating plate; 5. a top block; 6. detecting a plate; 7. A probe; 8. perforating; 9. pressing a plate; 10. a carrier block; 11. a viewing port; 12. a pushing mechanism; 13. a base; 14. a hook is clamped; 15. a groove; 16. a roller; 17. profiling grooves; 18. a jack; 19. a fixed block; 20. hooking; 21. mounting grooves; 22. equal-height blocks; 23. a pin; 24. hooking a groove; 25. a strip plate; 26. a spring; 27. A cylindrical block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1 and 2, the utility model provides an LED testing jig, which comprises a bottom plate 1, wherein a plurality of guide pillars 2 are arranged on the bottom plate 1, a fixed plate 3 is arranged at the tops of the guide pillars 2, a floating plate 4 is arranged at the lower part of the fixed plate 3, the floating plate 4 is sleeved on the guide pillars 2, as shown in fig. 3, a plurality of ejector blocks 5 are arranged on the floating plate 4, a detection plate 6 is arranged on the ejector blocks 5, probes 7 are arranged on the detection plate 6, and circuit detection is not the key point of the application, so that how to detect the application is not repeated, and a pushing mechanism 12 is arranged at the lower part of the floating plate 4; the fixing plate 3 is provided with a plurality of through holes 8 corresponding to the top blocks 5, the top blocks 8 are provided with carrier blocks 10 above the through holes 8, the carrier blocks 10 are used for bearing LED modules, the top blocks 5 are positioned at the lower parts of the carrier blocks 10, the probes 7 are inserted into the carrier blocks 10, as shown in fig. 4, the carrier blocks 10 are provided with contour grooves 17, the contour grooves 17 are provided with jacks 18 corresponding to terminal parts, the jacks 18 are used for inserting the probes 7, when in use, the LED modules are placed on the contour grooves 17 of the carrier blocks 10, the contour grooves 17 are structurally composed of a square groove body for placing the LED modules and a terminal placing groove, after placement is completed, the pressing plates 9 are placed at the upper parts, the two ends of the fixing plate 3 are provided with contour blocks 22, the height of the contour blocks 22 is flush with the height of the carrier blocks 10, the contour blocks 22 are provided with pins 23, and the pressing plates 9 are pressed on the pins 23, the accuracy of the placing position of the pressing plate 9 is ensured by arranging the pin 23, in addition, as shown in fig. 7 and 8, the pressing plate 9 comprises locking parts arranged on two sides, the locking parts comprise fixing blocks 19, the side edge of each fixing block 19 is provided with a mounting groove 21, a hook 20 is rotatably connected in the mounting groove 21, the side edge of each equal-height block 22 is provided with a hook groove 24, the hook 20 is connected in the mounting groove 21 through a rotating pin, after the pressing plate 9 is placed, the hook 20 is rotated, the lower part of the hook 20 is pressed on the hook grooves 24 of the equal-height blocks 22 to realize the relative fixation between the pressing plate 9 and the fixing plate 3, the pressing plate 9 is provided with an observation port 11 corresponding to the position of an LED, so that the brightness of the LED can be observed conveniently, in addition, as the detection is carried out, the terminal force application can be pushed, in order to prevent the terminal from moving, an elastic pressing component is arranged to press the terminal, the elastic pressing component comprises a strip-shaped plate 25 fixed on the upper part of the pressing plate 9, the bar-shaped plate 25 is provided with an inner sunken hole corresponding to the LED terminal, a spring 26 is arranged in the inner sunken hole, the end part of the spring 26 is provided with a cylindrical block 27, the cylindrical block 27 protrudes out of the pressing plate 9, the cylindrical block 27 is pressed on the terminal, when the pressing plate 9 and the fixing plate 3 are pressed, the cylindrical block 27 can press the terminal of the product, and due to the arrangement of the spring 26, the pressing strength can be buffered to a certain extent, and the terminal can not be crushed.

After a product is fixed, the pushing mechanism 12 can be pushed manually or by arranging an air cylinder, as shown in fig. 5 and 9, the pushing mechanism 12 comprises a base 13, a clamping hook 14 is connected to the base 13 in a rotating manner, a groove 15 is arranged on the base 13 at the lower part of the clamping hook 14, a rotating shaft is arranged below the middle part of the clamping hook 14 and connected to the inner end part of the groove 15, a roller 16 is arranged at the upper part of one end of the clamping hook 14, the roller 16 is pressed at the lower part of the floating plate 4, the end part of the groove 15 can support the clamping hook 14 to be in a horizontal state in a normal state, when detection is needed, the clamping hook 14 is pressed downwards, the clamping hook 14 rotates along the rotating shaft, one end provided with the roller 16 is lifted upwards and presses the floating plate 4 to push the floating plate 4 upwards, a plurality of jacking blocks 5 are arranged on the floating plate 4, a detection plate 6 is arranged on the jacking blocks 5, a probe 7 is arranged on the detection plate 6, the probe 7 is inserted in the lower part of the carrier block 10 in the initial state, and the terminal of the product to be tested is aligned with the jack 18 of the carrier block 10, the probe 7 only passes through the jack 18 at the mouth position of the jack 18, when the floating plate 4 faces upwards, the probe 7 can be inserted on the terminal of the product, namely, the LED module is lightened, and whether the LED is lightened or not is observed through a CCD camera or human eyes for detection. And pushing mechanism 12 sets up four groups to set up in the four corners lower part of floating plate 4, lift trip 14 simultaneously, in order to guarantee stably, in addition, can set up the air cylinder that pushes down on trip 14 one end upper portion, push down trip 14 downwards through the air cylinder that pushes down, it is more convenient to operate.

And a set of product detection finishes the back, rotatable couple 20, couple 20 loosens from the catching groove 24 of fixed plate 3, can take off clamp plate 9 to take off the product, put new product that awaits measuring, the dismouting is very convenient, improves detection efficiency.

Claims

1. The LED test fixture is characterized by comprising a bottom plate, wherein a plurality of guide pillars are arranged on the bottom plate, a fixing plate is arranged at the tops of the guide pillars, a floating plate is arranged at the lower part of the fixing plate, the floating plate is sleeved on the guide pillars, a plurality of ejector blocks are arranged on the floating plate, a detection plate is arranged on each ejector block, a probe is arranged on each detection plate, and a pushing mechanism is arranged at the lower part of each floating plate;

2. The LED testing fixture of claim 1, wherein the pushing mechanism comprises a base, a hook is rotatably connected to the base, a groove is formed in the base at the lower portion of the hook, a roller is arranged at one end of the hook, and the roller presses against the lower portion of the floating plate.

3. The LED test fixture of claim 1, wherein the carrier block is provided with a contour groove, and the contour groove is provided with a jack corresponding to a terminal portion, and the jack is used for inserting a probe.

4. The LED test fixture of claim 1, wherein the pressing plate comprises locking members arranged on two sides of the pressing plate, the locking members comprise fixing blocks, mounting grooves are formed in the side edges of the fixing blocks, and hooks are rotatably connected in the mounting grooves.

5. The LED test fixture of claim 4, wherein equal-height blocks are arranged at two ends of the fixing plate, pins are arranged on the equal-height blocks, and the pressing plate presses the pins.

6. The LED testing fixture of claim 5, wherein the side of the equal-height block is provided with a hook groove, and the hook is hooked on the hook groove.

7. The LED test fixture according to claim 1, wherein the elastic pressing assembly comprises a strip-shaped plate fixed on the upper portion of the pressing plate, an inner trap hole is formed in the strip-shaped plate corresponding to the position of the LED terminal, a spring is arranged in the inner trap hole, and a cylindrical block is arranged at the end of the spring.