CN213304079U - Separating device for defective light-emitting diode particles - Google Patents

Abstract

The utility model discloses a separator of defect emitting diode granule, including box, probe card, mounting bracket and fixed plate, the bottom of box is passed through the bolt fastening and is had four supporting legs, and four supporting legs are the rectangle array distribution about the bottom of box, the bottom plate surface of box has step motor through the bolt fastening, the box surface is equipped with the probe card, the surface mounting of probe card has a plurality of flexible probes, the surface welding of box is fixed with the mounting bracket, there is the fixed plate through the bolt fastening in the mounting bracket, a plurality of spacing holes have been seted up on the surface of fixed plate, be fixed with two electric telescopic handle through the bolt symmetry in the mounting bracket, electric telescopic handle's bottom has the deflector through the bolt fastening. This separator of defect emitting diode granule can distinguish a plurality of qualified and unqualified diodes simultaneously, effectual improvement work efficiency.

Description

Separating device for defective light-emitting diode particles

Technical Field

The utility model belongs to the technical field of emitting diode, concretely relates to separator of defect emitting diode granule.

Background

Light emitting diodes are referred to as LEDs for short. Is prepared from the compound containing Ga, As, P and N. When electrons and holes are recombined, visible light is radiated, so that the light-emitting diode can be manufactured. It is often used as an indicator light in circuits and instruments, or to form an alphanumeric or numeric display. Gallium arsenide diodes emit red light, gallium phosphide diodes emit green light, silicon carbide diodes emit yellow light, and gallium nitride diodes emit blue light. Organic light emitting diodes OLED and inorganic light emitting diodes LED are classified by their chemical properties.

The lead frame is welded on the light-emitting diode, before the light-emitting diode is used, the welding point of the lead frame needs to be detected, if the lead frame is not welded firmly, a short circuit condition can be generated, and the diode is an unqualified diode. In the prior art, the diode is generally detected by pure manual work, so that the detection efficiency of the diode is low.

Therefore, in order to meet the current situation, it is necessary to design and produce a defective led particle separating device to meet the practical requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a separator of defect emitting diode granule to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a separator of defect emitting diode granule, includes box, probe card, mounting bracket and fixed plate, there are four supporting legs bottom of box through the bolt fastening, and four supporting legs are the rectangle array distribution about the bottom of box, the bottom plate surface of box has step motor through the bolt fastening, the box surface is equipped with the probe card, the surface mounting of probe card has a plurality of flexible probes, the surface welding of box is fixed with the mounting bracket, there is the fixed plate through the bolt fastening in the mounting bracket, a plurality of spacing holes have been seted up on the surface of fixed plate, the spacing hole on fixed plate surface is corresponding with the position of flexible probe, be fixed with two electric telescopic handle through the bolt symmetry in the mounting bracket, electric telescopic handle's bottom has the deflector through the bolt fastening.

Preferably, it is connected with the lifting screw to rotate through welded bearing in the box, the lifting screw passes through shaft coupling and step motor's output shaft fixed connection, the outer wall threaded connection of lifting screw has the adjustable ring, and the outside welded fastening of adjustable ring has the backup pad, the surface symmetry welded fastening of backup pad has two support columns, two the support column all extends to the top of box, just the support column passes through bolt fixed connection with the probe card.

Preferably, the below of deflector is equipped with the clamp plate, the multiunit mounting hole has all been seted up with the corresponding position on clamp plate surface to the bottom of deflector, the deflector bottom bonds in a plurality of mounting holes with the clamp plate surface and has buffer spring, two spacing grooves have been seted up to the both sides inner wall symmetry of mounting bracket, the both sides outer wall of deflector all is fixed with gliding stopper in the spacing groove of mounting bracket through the bolt.

Preferably, a plurality of fixing holes are formed in the outer walls of the front side and the rear side of the fixing plate, and audible and visual alarms are mounted in the fixing holes of the fixing plate.

Preferably, a fixing frame is fixed in the box body through bolts, a storage battery is installed in the fixing frame, a through groove is formed in the outer wall of one side of the box body, and a protection plate is fixed in the through groove of the box body through bolts.

The utility model discloses a technological effect and advantage: according to the separating device for the defective light-emitting diode particles, the pin tubes of the plurality of light-emitting diodes are simultaneously placed in the limiting holes of the fixing plate, and the electric telescopic rod drives the guide plate to descend, so that the pressing plate is pressed on the surfaces of the light-emitting diodes, and the plurality of light-emitting diodes can be effectively fixed; drive the lifting screw through step motor and rotate, thereby can adjust the position of backup pad in the box, thereby the backup pad passes through the support column and can adjust the height of probe card, make the retractable probe stretch into the spacing downthehole of fixed plate, and contact with emitting diode's lead frame, detect emitting diode, setting through audible-visual annunciator, can send out the police dispatch newspaper behind the emitting diode who detects out the defect, and then can make qualified and unqualified emitting diode carry out the flash segregation, the separator of this defect emitting diode granule, can distinguish a plurality of qualified and unqualified diodes simultaneously, the effectual work efficiency that improves.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of a probe card and a retractable probe according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: the device comprises a box body 1, a stepping motor 2, a lifting screw rod 3, a supporting plate 4, a supporting column 5, a probe plate 6, a telescopic probe 7, an installation frame 8, a fixing plate 9, an electric telescopic rod 10, a guide plate 11, a buffer spring 12, a pressing plate 13 and an audible and visual alarm 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless the direction is defined separately, the directions of up, down, left, right, front, back, etc. referred to herein are the directions of up, down, left, right, front, back, etc. in the drawings of the present invention, and are herein incorporated by reference.

The utility model provides a separator of defect emitting diode granule as shown in fig. 1-4, including box 1, probe card 6, mounting bracket 8 and fixed plate 9, the bottom of box 1 has four supporting legs through the bolt fastening, and four supporting legs are the rectangle array distribution about the bottom of box 1, the bottom plate surface of box 1 has step motor 2 through the bolt fastening, step motor 2's model can select to be: 86BYG double-phase step motor, 1 surface of box is equipped with probe card 6, the surface mounting of probe card 6 has a plurality of telescopic probe 7, the welded surface of box 1 is fixed with mounting bracket 8, there is fixed plate 9 through the bolt fastening in the mounting bracket 8, a plurality of spacing holes have been seted up on the surface of fixed plate 9, the spacing hole on fixed plate 9 surface is corresponding with telescopic probe 7's position, be fixed with two electric telescopic handle 10 through the bolt symmetry in the mounting bracket 8, electric telescopic handle 10's model can select to be: and a guiding plate 11 is fixed at the bottom of the electric telescopic rod 10 through a bolt in the TGA-200.

Specifically, it is connected with lifting screw 3 to rotate through the welded bearing in the box 1, lifting screw 3 passes through shaft coupling and step motor 2's output shaft fixed connection, lifting screw 3's outer wall threaded connection has the adjustable ring, and the outside welded fastening of adjustable ring has backup pad 4, the surface symmetry welded fastening of backup pad 4 has two support columns 5, two support column 5 all extends to the top of box 1, just support column 5 passes through bolt fixed connection with probe card 6.

Specifically, the below of deflector 11 is equipped with clamp plate 13, the multiunit mounting hole has all been seted up with the corresponding position on clamp plate 13 surface to the bottom of deflector 11, 11 bottoms of deflector and the interior bonding of a plurality of mounting holes on clamp plate 13 surface have buffer spring 12, two spacing grooves have been seted up to mounting bracket 8's both sides inner wall symmetry, the both sides outer wall of deflector 11 all has gliding stopper in mounting bracket 8's spacing groove through the bolt fastening.

Specifically, a plurality of fixing holes are formed in the outer walls of the front side and the rear side of the fixing plate 9, audible and visual alarms 14 are mounted in the fixing holes of the fixing plate 9, and the positions of the limiting holes on the audible and visual alarms 14 and the fixing plate 9 correspond to each other.

Specifically, there is the mount through the bolt fastening in box 1, installs the battery in the mount, logical groove has been seted up to one side outer wall of box 1, there is the guard plate through the bolt fastening in the logical inslot of box 1.

The working principle of the separating device for the defective light-emitting diode particles is that when the separating device is used, a plurality of pin tubes of the light-emitting diodes are simultaneously placed in the limiting holes of the fixing plate 9, the electric telescopic rod 10 is started, the electric telescopic rod 10 drives the guide plate 11 to descend, so that the pressing plate 13 is pressed on the surfaces of the light-emitting diodes to fix the light-emitting diodes, the pressing plate 13 can be buffered through the buffer spring 12, the damage to the light-emitting diodes caused by the overlarge pressure of the pressing plate 13 is avoided, after the light-emitting diodes are fixed, the stepping motor 2 is started, the stepping motor 2 drives the lifting screw rod 3 to rotate, so that the position of the supporting plate 4 in the box body 1 can be adjusted, the height of the probe plate 6 is adjusted through the supporting column 5 by the supporting plate 4, the telescopic probe 7 extends into the limiting holes of the fixing plate 9 and, when a defective led is detected, the audible and visual alarm 14 corresponding to the led sends an alarm, thereby enabling the qualified and unqualified leds to be quickly separated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (5)

1. The utility model provides a separator of defect emitting diode granule, includes box (1), probe card (6), mounting bracket (8) and fixed plate (9), its characterized in that: four supporting legs are fixed at the bottom of the box body (1) through bolts, the four supporting legs are distributed in a rectangular array relative to the bottom of the box body (1), a stepping motor (2) is fixed on the surface of the bottom plate of the box body (1) through bolts, the surface of the box body (1) is provided with a probe board (6), the surface of the probe board (6) is provided with a plurality of telescopic probes (7), the surface of the box body (1) is fixedly welded with an installation frame (8), a fixed plate (9) is fixed in the installation frame (8) through bolts, the surface of the fixed plate (9) is provided with a plurality of limiting holes, the limiting holes on the surface of the fixed plate (9) correspond to the telescopic probes (7), two electric telescopic rods (10) are symmetrically fixed in the mounting rack (8) through bolts, the bottom of the electric telescopic rod (10) is fixed with a guide plate (11) through a bolt.

2. The apparatus as claimed in claim 1, wherein the apparatus further comprises: the utility model discloses a probe card of lifting screw, including box (1), lifting screw (3), output shaft fixed connection through shaft coupling and step motor (2) is rotated through the welded bearing in box (1), the outer wall threaded connection of lifting screw (3) has the adjustable ring, and the outside welded fastening of adjustable ring has backup pad (4), the surface symmetric welded fastening of backup pad (4) has two support columns (5), two support column (5) all extend to the top of box (1), just bolt fixed connection is passed through with probe card (6) in support column (5).

3. The apparatus as claimed in claim 1, wherein the apparatus further comprises: the below of deflector (11) is equipped with clamp plate (13), the multiunit mounting hole has all been seted up with the corresponding position on clamp plate (13) surface to the bottom of deflector (11), it has buffer spring (12) to bond in a plurality of mounting holes on deflector (11) bottom and clamp plate (13) surface, two spacing grooves have been seted up to the both sides inner wall symmetry of mounting bracket (8), the both sides outer wall of deflector (11) all has gliding stopper in the spacing groove of mounting bracket (8) through the bolt fastening.

4. The apparatus as claimed in claim 1, wherein the apparatus further comprises: a plurality of fixed orificess have all been seted up to the both sides outer wall around fixed plate (9), audible-visual annunciator (14) all are installed in a plurality of fixed orificess of fixed plate (9).

5. The apparatus as claimed in claim 1, wherein the apparatus further comprises: a fixing frame is fixed in the box body (1) through bolts, a storage battery is installed in the fixing frame, a through groove is formed in the outer wall of one side of the box body (1), and a protection plate is fixed in the through groove of the box body (1) through bolts.

Images