CN115541007A

CN115541007A - Mini LED luminance detection mechanism

Info

Publication number: CN115541007A
Application number: CN202211112799.4A
Authority: CN
Inventors: 刘阳; 黄清华; 黄欣; 刘波; 刘文韬
Original assignee: Shenzhen City Sanbum Photoelectric Co ltd
Current assignee: Shenzhen City Sanbum Photoelectric Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2022-12-30

Abstract

The invention discloses a Mini LED brightness detection mechanism, which comprises a support frame and a fixed frame fixedly arranged at the top of the support frame, wherein a brightness monitor is fixedly arranged at the upper end inside the fixed frame, a detection probe is communicated and arranged below the brightness monitor, a support column is rotatably penetrated at the top of the support frame, a circular plate is fixedly sleeved at the upper end of the support column, a plurality of placing grooves which are symmetrically arranged in a surrounding manner are formed in the side wall of the circular plate, a pressing mechanism is arranged in each placing groove, a material box is fixedly arranged at the top of the support frame, moving grooves and through holes are respectively formed in the lower ends of two sides of each material box, and a rotary material pushing mechanism for pushing material sheets is arranged between each support column and each moving groove. The invention can rapidly complete the replacement and collection of the Mini LED material sheets when the brightness of a plurality of Mini LED material sheets is detected.

Description

Mini LED luminance detection mechanism

Technical Field

The invention belongs to the technical field of Mini LED detection, and particularly relates to a Mini LED brightness detection mechanism.

Background

The Mini LED is defined as an LED device with the chip size between 50 and 200 mu m, and consists of a Mini LED pixel array and a driving circuit, wherein the pixel center distance is 0.3 to 1.5 mm.

Through retrieval, chinese patent No. CN212482687U discloses a detection mechanism for Mini LED luminance, during use, the staff upwards lifts the pressure pad, so that the pressure pad upwards pulls the elastic telescopic rod through two fixed blocks, then puts the Mini LED tablet in the inside of the placement groove and the hand leaves the pressure pad, at this moment, the elastic telescopic rod can apply a downward force to the pressure pad and compress and fix the Mini LED tablet, then the motor is turned on to work, the motor drives the lead screw to rotate and push the moving block to move transversely, so that the detection probe on the mounting seat can move transversely and complete scanning of the Mini LED tablet.

The technical scheme has certain defects, when a plurality of Mini LED material pieces need to be detected in a short time, the elastic telescopic rod needs to be pulled repeatedly and the material pieces need to be taken and placed, so that the operation steps are too many, the detection efficiency is reduced, and more labor force is consumed.

Therefore, a Mini LED brightness detection mechanism is provided to solve the above problems.

Disclosure of Invention

The invention aims to provide a Mini LED brightness detection mechanism which can quickly finish replacement and collection among Mini LED material sheets when the brightness of a plurality of Mini LED material sheets is detected.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a Mini LED luminance detection mechanism, includes the support frame and fixes locating the mount at the top of support frame, the fixed luminance monitor that is equipped with in inside upper end of mount, the below intercommunication of luminance monitor is equipped with test probe, the support column is worn to be equipped with in the top rotation of support frame, the fixed cover in upper end of support column is equipped with the plectane, a plurality of standing grooves that are around the symmetry setting are seted up to the lateral wall of plectane, be equipped with hold-down mechanism in the standing groove, the fixed magazine that is equipped with in top of support frame, the shifting chute and the perforation have been seted up respectively to the both sides lower extreme of magazine, be equipped with the rotation pushing equipment who is used for promoting the tablet between support column and the shifting chute.

Preferably, it includes the cam to rotate pushing equipment, the fixed cover of cam is located the lower extreme of support column, logical groove has been seted up to one side that the top of support frame is close to the magazine, the fixed horizontal pole that is equipped with in inside that leads to the groove, the pole wall sliding sleeve of horizontal pole is equipped with the riser, the cam sets up with the riser cooperation, the fixed push pedal that is equipped with in upper end of riser, the push pedal is worn into the shifting chute and is located inside the magazine, the pole wall cover of horizontal pole is equipped with first spring, the both ends of first spring respectively with horizontal pole and riser fixed connection.

Preferably, hold-down mechanism includes the dead lever, the dead lever is L shape setting, and the bottom fixed connection of lower extreme and plectane, the pole wall slip cover of dead lever is equipped with the briquetting, the briquetting is the wedge setting, the pole wall cover of dead lever is equipped with the second spring, the both ends of second spring respectively with dead lever and briquetting fixed connection.

Preferably, two symmetrically arranged limiting blocks are fixedly arranged at the upper end of the rod wall of the fixing rod.

Preferably, one side of the top of the support frame, which is far away from the material box, is provided with a chute which is obliquely arranged, a collection box is arranged below the chute, the bottom of the collection box is in contact with a support plate, and the support plate is fixedly connected with the support frame.

Preferably, the top of the supporting column is fixedly provided with a rotating wheel.

Compared with the prior art, the invention provides a Mini LED brightness detection mechanism, which has the following beneficial effects:

1. this Mini LED luminance detection mechanism through support frame, mount, support column, luminance detector, test probe, plectane, standing groove and hold-down mechanism that are equipped with, can compress tightly before detecting Mini LED tablet, guarantees the stability in the testing process.

2. This Mini LED luminance detection mechanism through magazine, shifting chute, perforation, rotation pushing equipment and the hold-down mechanism that is equipped with, can place a plurality of tablets inside the magazine, through the rotation of plectane, the resilience of cooperation cam and riser and first spring promotes, can change plectane inside and magazine inside tablet, needs artifical repetition to compress tightly work when reducing the tablet and detecting, improves detection efficiency.

The portions which are not involved in the device are the same as or can be realized by adopting the prior art, the operation of the invention is convenient, the replacement and the collection among the Mini LED material sheets can be rapidly completed when the brightness detection of a plurality of Mini LED material sheets is carried out, and the brightness detection efficiency of the Mini LED is improved.

Drawings

Fig. 1 is a schematic structural diagram of a Mini LED brightness detection mechanism according to the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: the device comprises a support frame 1, a fixing frame 2, a brightness monitor 3, a detection probe 4, a support column 5, a circular plate 6, a material box 7, a cam 8, a cross rod 9, a vertical plate 10, a push plate 11, a first spring 12, a fixing rod 13, a pressing block 14, a second spring 15, a limiting block 16, a collection box 17, a support plate 18 and a rotating wheel 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1, a Mini LED luminance detection mechanism, including support frame 1 and the fixed mount 2 of locating the top of support frame 1, the fixed luminance monitor 3 that is equipped with in inside upper end of mount 2, the below intercommunication of luminance monitor 3 is equipped with test probe 4, can carry out short-term test to Mini LED's luminance.

As shown in fig. 1, a supporting column 5 is rotatably inserted into the top of the supporting frame 1, a rotating wheel 19 is fixedly arranged at the top of the supporting column 5, and the supporting column 5 can be driven to rotate by the rotating wheel 19.

As shown in fig. 1, a circular plate 6 is fixedly sleeved at the upper end of the support column 5, and a plurality of placing grooves which are symmetrically arranged around the circular plate 6 are formed in the side wall of the circular plate 6 and used for placing Mini LED tablets during detection.

As shown in fig. 1, a magazine 7 is fixedly arranged at the top of a support frame 1, a moving groove and a through hole are respectively formed in the lower ends of the two sides of the magazine 7, a rotary pushing mechanism used for pushing tablets is arranged between a support column 5 and the moving groove, the rotary pushing mechanism comprises a cam 8, the lower end of the support column 5 is fixedly sleeved with the cam 8, a through groove is formed in one side, close to the magazine 7, of the top of the support frame 1, a transverse rod 9 is fixedly arranged in the through groove, a vertical plate 10 is sleeved on the rod wall of the transverse rod 9 in a sliding mode, the cam 8 is matched with the vertical plate 10, and the cam 8 can push the vertical plate 10 when the support column 5 rotates.

As shown in fig. 1, the fixed push pedal 11 that is equipped with in upper end of riser 10, inside push pedal 11 penetrated the shifting chute and was located magazine 7, the pole wall cover of horizontal pole 9 was equipped with first spring 12, the both ends of first spring 12 respectively with horizontal pole 9 and riser 10 fixed connection, through the elasticity setting of first spring 12, can make riser 10 drive push pedal 11 take place to kick-back after the extrusion to tablet to the inside least significant end of magazine 7 goes on soon along with promoting.

As shown in fig. 2, be equipped with hold-down mechanism in the standing groove, hold-down mechanism includes dead lever 13, dead lever 13 is the setting of L shape, and the bottom fixed connection of lower extreme and plectane 6, the pole wall slip cover of dead lever 13 is equipped with briquetting 14, briquetting 14 is the wedge setting, make the tablet stabilize the promotion to briquetting 14 when getting into the standing groove, the pole wall cover of dead lever 13 is equipped with second spring 15, the both ends of second spring 15 respectively with dead lever 13 and briquetting 14 fixed connection, elasticity through second spring 15 compresses tightly the tablet, guarantee to detect and make stability.

As shown in fig. 2, two symmetrically disposed stoppers 16 are fixed to the upper end of the wall of the fixing rod 13 to limit the ascending distance of the pressing block 14.

As shown in fig. 1, the chute that the slant set up is seted up to the top of support frame 1 one side of keeping away from magazine 7, and the below of chute is equipped with collects box 17, and the bottom contact of collecting box 17 is equipped with backup pad 18, and backup pad 18 and support frame 1 fixed connection can detect the rotation that passes through plectane 6 after the end at the tablet to the setting of cooperation chute takes place to drop and landing and collects to collecting box 17 inside, reduces staff's work.

According to the invention, firstly, before detection, mini LED tablets are stacked and placed in a material box 7 and positioned at the top of a push plate 11, then a rotating wheel 19 is rotated, so that a supporting column 5 drives a circular plate 6 to rotate, when a cam 8 is in contact with a vertical plate 10, the vertical plate 10 starts to be pushed, the vertical plate 10 slides along a cross rod 9 and extrudes a first spring 12, along with the rotation of the supporting column 5, the push plate 11 moves out of a pushing groove, at the moment, the tablets fall and are in contact with the top of a supporting frame 1, along with the fact that the cam 8 does not push the vertical plate 10, a placing groove on the side wall of the circular plate 6 is close to a through hole, when the placing groove and the through hole are positioned at the same horizontal line, the cam 8 is far away from the vertical plate 10, the vertical plate 10 drives the push plate 11 to push the tablets through the elastic force of the first spring 12 and enters the placing groove, and when the tablets enter the placing groove, a pressing block 14 is arranged on the bottom slope, so that the pressing block 14 moves upwards along a fixing rod 13 and passes through the elastic force of a second spring 15, the pressing block 14 is stably pressed when the tablets completely enter the placing groove, and the brightness detection of an LED probe can be used for detecting instrument 3 and 4 for detecting the brightness.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a Mini LED luminance detection mechanism, includes support frame (1) and fixed locating mount (2) at the top of support frame (1), its characterized in that, the fixed luminance monitor (3) that is equipped with in inside upper end of mount (2), the below intercommunication of luminance monitor (3) is equipped with test probe (4), support column (5) are worn to be equipped with in the top rotation of support frame (1), the fixed cover in upper end of support column (5) is equipped with plectane (6), the lateral wall of plectane (6) is seted up a plurality of standing grooves that are around the symmetry setting, be equipped with hold-down mechanism in the standing groove, the fixed magazine (7) that are equipped with in top of support frame (1), shifting chute and perforation have been seted up respectively to the both sides lower extreme of magazine (7), be equipped with the rotation pushing equipment who is used for promoting the tablet between support column (5) and the shifting chute.

2. The MiniLED brightness detection mechanism according to claim 1, wherein the rotating pushing mechanism comprises a cam (8), the cam (8) is fixedly sleeved on the lower end of the supporting column (5), one side of the top of the supporting frame (1) close to the magazine (7) is provided with a through groove, a cross rod (9) is fixedly arranged inside the through groove, a vertical plate (10) is sleeved on the rod wall of the cross rod (9) in a sliding manner, the cam (8) is matched with the vertical plate (10), a push plate (11) is fixedly arranged on the upper end of the vertical plate (10), the push plate (11) penetrates into the moving groove and is positioned inside the magazine (7), a first spring (12) is sleeved on the rod wall of the cross rod (9), and two ends of the first spring (12) are respectively fixedly connected with the cross rod (9) and the vertical plate (10).

3. The miniLED brightness detection mechanism of claim 1, wherein the pressing mechanism comprises a fixing rod (13), the fixing rod (13) is L-shaped, the lower end of the fixing rod is fixedly connected with the bottom of the circular plate (6), a pressing block (14) is slidably sleeved on the rod wall of the fixing rod (13), the pressing block (14) is wedge-shaped, a second spring (15) is sleeved on the rod wall of the fixing rod (13), and two ends of the second spring (15) are respectively fixedly connected with the fixing rod (13) and the pressing block (14).

4. The Mini LED brightness detection mechanism according to claim 3, wherein two symmetrically disposed stop blocks (16) are fixed on the upper end of the rod wall of the fixing rod (13).

5. The Mini LED brightness detection mechanism according to claim 1, wherein a chute is obliquely arranged on one side of the top of the support frame (1) far away from the material box (7), a collection box (17) is arranged below the chute, a support plate (18) is arranged at the bottom of the collection box (17) in a contact manner, and the support plate (18) is fixedly connected with the support frame (1).

6. The Mini LED brightness detection mechanism according to claim 1, wherein a rotating wheel (19) is fixed on the top of the supporting column (5).