Sorting and die bonding precision compensation structure

Abstract

The utility model relates to the technical field of sorting and die bonding, and discloses a sorting and die bonding precision compensation structure which comprises a camera lens, a rotating structure and four side suction nozzles, the rotating structure is used for being installed on an output shaft of a motor, and the camera lens is installed on the front portion of the rotating structure. The four side suction nozzles are respectively installed at the top of the rotating structure, one side of the rotating structure is used for placing crystal grains to be taken, two sides of the rotating structure are respectively provided with a crystal grain taking station and a crystal fixing station, and the crystal grains to be taken are placed in the crystal grain taking station. Through the four side suction nozzles, the deviation value of the relative position of the crystal grain on the side suction nozzles is obtained, and the crystal is fixed after the corresponding deviation value is compensated before the crystal is fixed, so that the position deviation of the crystal fixing can be reduced, and the stability of the crystal fixing is improved; through the non-deviation area and the deviation indicating area, when the relative position deviation of the crystal grain on the suction nozzle is obtained, the defect of the surface of the crystal grain can be detected at the same time, and the method is suitable for a multi-suction-nozzle structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sorting die bonding, specifically to a sorting die bonding precision compensation structure. BACKGROUND

[0002] The grain is a small crystal unit in the crystal material, and the die bonding is to fix the sorted grain on a specific base so as to facilitate the subsequent application and processing.

[0003] When the same suction nozzle continuously picks up the grains, the relative position deviation between the grains and the suction nozzle exists in each time of picking up the grains, and the relative position of the die bonding is unstable. UTILITY MODEL CONTENT

[0004] The utility model discloses a sorting die bonding precision compensation structure to solve the technical problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A sorting die bonding precision compensation structure, including camera lens, rotating structure and four side suction nozzles, the rotating structure is used to install on the output shaft of motor, the camera lens is installed at the front of rotating structure, four side suction nozzles are installed at the top of rotating structure respectively, one side of rotating structure is used to place the grain to be taken, two sides of rotating structure are provided with grain taking station and die bonding station respectively, the grain to be taken is placed in grain taking station, and the camera lens is provided with a photographing station between the corresponding side suction nozzle.

[0007] Preferably, the rotating structure is driven by a motor, and the four side suction nozzles are arranged in a matrix.

[0008] Preferably, the grain taking station and the die bonding station are opposite to each other, and the photographing station and the camera lens are located on the same axis.

[0009] Preferably, the side suction nozzle is used for taking grains, adsorbing grains and die bonding grains, and the four side suction nozzles are arranged in synchronous rotation with the rotating structure.

[0010] Preferably, the side suction nozzle in the photographing station is provided with a deviation-free area, and the periphery of the deviation-free area is provided with a deviation indication area.

[0011] Preferably, the deviation-free area and the camera lens are located on the same axis.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1) the sorting die bonding precision compensation structure, through setting rotating structure and four side suction nozzles, makes four side suction nozzles rotate to die grain taking station, photographing station and die bonding station respectively, carries out repeated cycle work, obtains the deviation value of the relative position of die grain on side suction nozzle after taking die grain by side suction nozzle, and after compensating the corresponding deviation value before die bonding, goes to die bonding again, can reduce the position deviation of die bonding, improves the stability of die bonding.

[0014] 2) the sorting die bonding precision compensation structure, through setting no-deviation area and deviation schematic area, after the relative deviation value of die bonding target compensation deviation schematic area and no-deviation area, carries out die bonding, when obtaining the relative position deviation of die grain on suction nozzle, can detect the defects of this surface of die grain simultaneously, is suitable for multi-suction nozzle structure. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 it is the whole structure schematic view of the sorting die bonding precision compensation structure in an embodiment of the utility model;

[0016] Fig. 2 it is the whole overhead view in an embodiment of the utility model;

[0017] Fig. 3 it is the front view of camera lens in an embodiment of the utility model.

[0018] In the drawing: 11, camera lens;12, rotating structure;13, side suction nozzle;14, die grain to be taken;21, die grain taking station;22, photographing station;23, die bonding station;32, no-deviation area;33, deviation schematic area. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings of the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the protection scope of the utility model.

[0020] Embodiment one

[0021] In combination with Figs. 1-3 a sorting die bonding precision compensation structure, comprising camera lens 11, rotating structure 12 and four side suction nozzles 13, rotating structure 12 is used to be installed on the output shaft of motor, camera lens 11 is installed at the front of rotating structure 12, four side suction nozzles 13 are installed at the top of rotating structure 12 respectively, one side of rotating structure 12 is used to deposit die grain 14 to be taken.

[0022] Refer to Fig. 2, further obtained that two sides of the rotating structure 12 are respectively provided with a grain taking station 21 and a die bonding station 23, the grain to be taken 14 is arranged in the grain taking station 21, and the camera lens 11 and the corresponding side suction nozzle 13 are provided with a photographing station 22.

[0023] The rotating structure 12 is driven by a motor, and the four side suction nozzles 13 are arranged in a matrix. Through the rotation of the rotating structure 12, the four side suction nozzles 13 are rotated to adjust the station of each side suction nozzle 13.

[0024] The grain taking station 21 and the die bonding station 23 are opposite to each other, the photographing station 22 and the camera lens 11 are located on the same axis, and the camera lens 11 is used for photographing positioning of the grain to obtain the grain position deviation value.

[0025] The side suction nozzle 13 is used for taking, adsorbing and die bonding the grain. The four side suction nozzles 13 are synchronously rotated with the rotating structure 12, and the four side suction nozzles 13 are rotated to different stations respectively to take, adsorb and photograph the grain and die bond the grain.

[0026] Specifically, the rotating structure 12 is rotated by a motor drive, the side suction nozzle 13 at the grain taking station 21 is used to suck the grain, the side suction nozzle 13 at the photographing station 22 is used to photograph the adsorbed grain, and the side suction nozzle 13 at the die bonding station 23 is used to die bond the grain by obtaining the grain position deviation value.

[0027] Embodiment two

[0028] Referring to Fig. 3 On the basis of embodiment one, further obtained that the side suction nozzle 13 in the photographing station 22 is provided with a non-deviation area 32, the periphery of the non-deviation area 32 is provided with a deviation indication area 33, the grain is adsorbed on the side suction nozzle 13, rotated to the photographing station 22, and photographed by the non-deviation area 32 of the camera lens 11, and the deviation value is obtained by the deviation indication area 33 when the grain deviates.

[0029] The non-deviation area 32 and the camera lens 11 are located on the same axis, and the non-deviation area 32 is used for photographing detection and obtaining the deviation value of the grain.

[0030] Specifically, the grain in the photographing station 22 is photographed by the camera lens 11 to obtain the deviation of the grain from the compensation reference grain when photographing.

[0031] In actual operation, the rotating structure 12 is rotated by a motor drive, so that the four side suction nozzles 13 are rotated to different stations respectively to perform different operations on the grain.

[0032] After the die is adsorbed through the side suction nozzle 13 located at the die taking station 21, the die is rotated to the photographing station 22 through the rotating structure 12, the camera lens 11 photographs and positions the die in the photographing station 22 to obtain the deviation value of the adsorbed die at this time and the compensation reference die of the unbiased area 32, the rotating structure 12 continues to rotate, rotates the die adsorbed on the photographing station 22 to the die fixing station 23, and then performs die fixing after the relative deviation value of the die fixing target compensation deviation schematic area 33 and the unbiased area 32, and the subsequent die repeats the action.

[0033] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A sorting and die-bonding accuracy compensation structure, comprising a camera lens (11), a rotating structure (12), and four side suction nozzles (13), characterized in that: The rotating structure (12) is used to be mounted on the output shaft of the motor, the camera lens (11) is mounted on the front of the rotating structure (12), the four side suction nozzles (13) are respectively mounted on the top of the rotating structure (12), and one side of the rotating structure (12) is used to place the grain to be removed (14). The rotating structure (12) is provided with a grain picking station (21) and a die bonding station (23) on both sides respectively. The grain to be picked (14) is placed in the grain picking station (21). A photo taking station (22) is provided between the camera lens (11) and the corresponding side suction nozzle (13).

2. The sorting and die-bonding accuracy compensation structure according to claim 1, characterized in that: The rotating structure (12) is driven by a motor, and the four side suction nozzles (13) are arranged in a matrix.

3. The sorting and die-bonding accuracy compensation structure according to claim 1, characterized in that: The grain taking station (21) and the die bonding station (23) are opposite to each other, and the photographing station (22) and the camera lens (11) are located on the same axis.

4. The sorting and die-bonding accuracy compensation structure according to claim 1, characterized in that: The side suction nozzle (13) is used to pick up, adsorb, and solidify crystals. The four side suction nozzles (13) are arranged to rotate synchronously with the rotating structure (12).

5. The sorting and die-bonding accuracy compensation structure according to claim 1, characterized in that: The side suction nozzle (13) of the photographing station (22) is provided with a deviation-free area (32), and a deviation indication area (33) is provided around the deviation-free area (32).

6. The sorting and die-bonding accuracy compensation structure according to claim 5, characterized in that: The deviation-free zone (32) is on the same axis as the camera lens (11).

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