CN219532895U

CN219532895U - Automatic optical detection cushion block width adjusting device

Info

Publication number: CN219532895U
Application number: CN202320319353.2U
Authority: CN
Inventors: 郑文超; 刘琼兰
Original assignee: Jiangsu Silicon Integrity Semiconductor Technology Co Ltd
Current assignee: Jiangsu Silicon Integrity Semiconductor Technology Co Ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-08-15
Anticipated expiration: 2033-02-24

Abstract

The utility model discloses an automatic optical detection cushion block width adjusting device, which comprises: the rotary table comprises a first cushion block, a second cushion block, a rotating shaft and a fixing piece, wherein the bottom of the first cushion block is connected with the second cushion block through the rotating shaft, a knob buckle is arranged at the bottom of the first cushion block and the top of the second cushion block, the first cushion block and the second cushion block rotate relatively with the rotating shaft as the center, the knob buckle limits the positions of the first cushion block and the second cushion block, the fixing piece is arranged at the bottom of the first cushion block, and the fixing piece adsorbs and fixes the second cushion block. The utility model provides an automatic optical detection cushion block width adjusting device with adjustable height, reduced manual replacement of cushion blocks, improved detection efficiency and detection precision.

Description

Automatic optical detection cushion block width adjusting device

Technical Field

The utility model relates to the technical field of semiconductor packaging, in particular to an automatic optical detection cushion block width adjusting device.

Background

After chips and other components are soldered, optical principles are used to detect common defects encountered in solder production. When automatically detecting, the machine automatically scans the PCB through the camera, acquires images, compares the tested welding spots with qualified parameters in the database, checks out defects on the PCB through image processing, and displays/marks the defects through a display or an automatic mark for repair by maintenance personnel.

In the prior art, the width of the cushion block is only 70mm and 78 mm;

when the automatic optical detection is changed, equipment cushion blocks are required to be frequently replaced according to different frame sizes, and the ME is changed to carry out Loading more and quality risks are easy to generate.

The misjudgment caused by the image blurring in the automatic optical detection process is caused by the fact that the width of the cushion block is not matched with the existing frame, so that vacuum suction on two sides of the frame is unstable.

Disclosure of Invention

In order to solve the problems, the utility model aims to provide an automatic optical detection cushion block width adjusting device which is adjustable in height, reduces manual replacement of cushion blocks, and improves detection efficiency and detection precision.

According to one aspect of the present utility model, there is provided an automatic optical inspection pad width adjusting apparatus comprising: the rotary table comprises a first cushion block, a second cushion block, a rotating shaft and a fixing piece, wherein the bottom of the first cushion block is connected with the second cushion block through the rotating shaft, a knob buckle is arranged at the bottom of the first cushion block and the top of the second cushion block, the first cushion block and the second cushion block rotate relatively with the rotating shaft as the center, the knob buckle limits the positions of the first cushion block and the second cushion block, the fixing piece is arranged at the bottom of the first cushion block, and the fixing piece adsorbs and fixes the second cushion block. The first cushion block is independently adsorbed, the first cushion block and the second cushion block are simultaneously operated to realize the inspection of frames with different specifications, and the fixing piece is convenient to ensure that the first cushion block and the second cushion block are stable when being vertically connected.

In some embodiments, the side of the first pad is provided with a plurality of vacuum adsorption holes, and the vacuum adsorption holes are communicated with a vacuum pumping device. The frame to be detected is convenient to be absorbed through the vacuum absorption holes.

In some embodiments, the side of the first cushion block away from the vacuum adsorption hole is provided with a containing groove, and the folded second cushion block is placed in the containing groove. When only the first cushion block is needed to be used for detection, the second cushion block is rotated and hidden.

In some embodiments, the folded second head block is in a different plane than the bottom surface of the first head block. The height of the first cushion block is used as a standard, and the second cushion block is prevented from affecting the adsorption of the first cushion block.

In some embodiments, the height of the first pad is 70mm.

In some embodiments, the height of the second spacer is 8mm.

In some embodiments, the fixing pieces are arranged in a plurality of rows, and the fixing pieces are embedded at the bottom of the first cushion block. The fixing piece is convenient to ensure stability of the first cushion block and the second cushion block when the first cushion block and the second cushion block are vertically fixed.

In some embodiments, the fixing element is a magnet, and the second pad is made of magnetically conductive metal. Through the first cushion of magnet absorption, can enough keep both stable when vertical, also can break away from first cushion and second cushion rapidly when turning over the second cushion.

Compared with the prior art, the utility model has the advantages of adjustable height, reduced manual replacement of the cushion blocks, improved detection efficiency and detection precision; the first cushion block is adsorbed independently, and the first cushion block and the second cushion block are operated simultaneously, so that frames with different specifications are inspected, and the first cushion block and the second cushion block are stable when being connected vertically through the fixing piece; the frame to be detected is conveniently adsorbed through the vacuum adsorption holes; the fixing piece is convenient to ensure that the first cushion block and the second cushion block are stable when being vertically fixed, the magnet is used for adsorbing the first cushion block, so that the first cushion block and the second cushion block can be kept stable when being vertical, and the first cushion block and the second cushion block can be separated rapidly when the second cushion block is required to be folded.

Drawings

FIG. 1 is a schematic diagram of an automatic optical detection pad width adjusting device according to the present utility model;

FIG. 2 is a schematic diagram of a first pad operating state of the automatic optical detection pad width adjustment device of the present utility model;

FIG. 3 is a schematic diagram showing the working states of a first cushion block and a second cushion block of the automatic optical detection cushion block width adjusting device.

Detailed Description

The present utility model will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the utility model, and equivalent changes or substitutions of functions, methods or structures according to the embodiments by those skilled in the art are included in the scope of the present utility model.

In the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms

"mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, mechanical or electrical, or may be in communication with each other within two elements, directly or indirectly through intermediaries, as will be understood by those of ordinary skill in the art, and the specific meaning of the terms may be understood in view of the specific circumstances.

As shown in fig. 1, the automatic optical detection cushion block width adjusting device of the present utility model includes: the rotary table comprises a first cushion block 1, a second cushion block 2, a rotary shaft 3 and a fixing piece 4, wherein the bottom of the first cushion block 1 is connected with the second cushion block 2 through the rotary shaft 3, a knob buckle 5 is arranged at the bottom of the first cushion block 1 and the top of the second cushion block 2, the first cushion block 1 and the second cushion block 2 relatively rotate by taking the rotary shaft 3 as the center, the knob buckle 5 limits the positions of the first cushion block 1 and the second cushion block 2, the fixing piece 4 is arranged at the bottom of the first cushion block 1, and the fixing piece 4 adsorbs and fixes the second cushion block 2. The first cushion block 1 is independently adsorbed, the first cushion block 1 and the second cushion block 2 are operated simultaneously, frames with different specifications are inspected, and the first cushion block 1 and the second cushion block 2 are stably connected vertically through the fixing piece 4.

The side of the first cushion block 1 is provided with a plurality of vacuum adsorption holes 6, and the vacuum adsorption holes 6 are communicated with a vacuumizing device. The frame to be inspected is conveniently adsorbed through the vacuum adsorption holes 6.

The side of the first cushion block 1 far away from the vacuum adsorption hole 6 is provided with a containing groove 7, and the folded second cushion block 2 is arranged in the containing groove 7. When the detection is only needed by the first cushion block 1, the second cushion block 2 is hidden from rotation. The length of the receiving groove 7 needs to be greater than the length of the second head block 2 so that the second head block 2 can be fully received.

The folded second cushion block 2 and the bottom surface of the first cushion block 1 are positioned on different planes. The height of the first cushion block 1 is used as a standard, and the second cushion block 2 is prevented from affecting the adsorption of the first cushion block 1. The bottom of the second cushion block 2 after being folded is accurately higher than the bottom surface of the first cushion block 1, so that the height of the first cushion block 1 can be ensured completely.

The height of the first pad 1 is 70mm.

The height of the second spacer 2 is 8mm.

The fixing pieces 4 are arranged in a plurality, the fixing pieces 4 are embedded in the bottom of the first cushion block 1, and the fixing pieces 4 are arranged in a row. The fixing piece 4 is convenient for ensuring the stability of the first cushion block 1 and the second cushion block 2 when the two cushion blocks are vertically fixed.

The fixing piece 4 is a magnet, and the second cushion block 2 is made of magnetic conductive metal. Through magnet absorption first cushion 1, can enough keep both stable when vertical, also can break away from first cushion 1 and second cushion 2 rapidly when turning over second cushion 2. Specifically, when the installation is performed, the bottom of the first cushion block 1 is provided with a plurality of installation round holes, the fixing piece 4 is a cylindrical magnet, and the fixing piece 4 is adhered in the installation round holes through glue, and the bottom of the fixing piece 4 and the bottom of the first cushion block 1 are the same level, or the bottom of the fixing piece 4 is slightly higher than the bottom of the first cushion block 1 and can be accepted; it is necessary to avoid that the bottom of the fixing member 4 is lower than the bottom of the first cushion block 1, that is, the bottom surface of the first cushion block 1 protrudes, which may cause the height inaccuracy of the first cushion block 1 to affect the detection precision, and the connection with the second cushion block 2 is unstable.

As shown in fig. 2, when only the first pad 1 is required to be adsorbed, the required height is 70mm, so that the second pad 2 needs to be rotated around the rotating shaft 3 until the second pad is completely accommodated in the accommodating groove 7, and the bottom of the first pad 1 and the top of the second pad 2 are provided with the knob buckles 5, so that the second pad 2 is limited in the accommodating groove 7 by the rotation buckles after being placed in the accommodating groove 7, and interference of the second pad 2 to the first pad 1 is prevented.

As shown in fig. 3, when the first pad 1 and the second pad 2 are required to be simultaneously adsorbed, the required height is 78mm, so that the first pad 1 and the second pad 2 are required to be vertically fixed, the height just meets 78mm, the knob buckle 5 does not operate because the first pad 1 and the second pad 2 do not vertically rotate during use, and the vertical fixation is realized by means of the suction force of the fixing piece 4 during the vertical process.

While only certain embodiments of the present utility model have been described, it will be apparent to those skilled in the art that other modifications and improvements can be made without departing from the inventive concept of the present utility model.

Claims

1. Automatic optics detects cushion width adjusting device, its characterized in that includes: the rotary table comprises a first cushion block, a second cushion block, a rotating shaft and a fixing piece, wherein the bottom of the first cushion block is connected with the second cushion block through the rotating shaft, a knob buckle is arranged at the bottom of the first cushion block and the top of the second cushion block, the first cushion block and the second cushion block rotate relatively with the rotating shaft as the center, the knob buckle limits the positions of the first cushion block and the second cushion block, the fixing piece is arranged at the bottom of the first cushion block, and the fixing piece adsorbs and fixes the second cushion block.

2. The automatic optical detection cushion block width adjusting device according to claim 1, wherein a plurality of vacuum adsorption holes are formed in the side face of the first cushion block, and the vacuum adsorption holes are communicated with a vacuumizing device.

3. The automatic optical detection cushion block width adjusting device according to claim 2, wherein a containing groove is formed in the side surface, away from the vacuum adsorption hole, of the first cushion block, and the folded second cushion block is placed in the containing groove.

4. The automated optical inspection pad width adjustment device of claim 3, wherein the folded second pad is in a different plane than the bottom surface of the first pad.

5. The automated optical inspection pad width adjustment device of any of claims 1-4, wherein the height of the first pad is 70mm.

6. The automated optical inspection pad width adjustment device of any of claims 1-4, wherein the height of the second pad is 8mm.

7. The automated optical inspection pad width adjustment device of any of claims 1-4, wherein the fixture is provided in a plurality of pieces, the fixture is embedded in the bottom of the first pad, and the fixtures are arranged in a row.

8. The automated optical inspection pad width adjustment device of claim 7, wherein the fixture is a magnet and the second pad is made of magnetically permeable metal.