CN211652494U

CN211652494U - High-efficient AOI detection device

Info

Publication number: CN211652494U
Application number: CN201922341504.0U
Authority: CN
Inventors: 林宙
Original assignee: Fujian Ruihan Photoelectric Technology Co ltd
Current assignee: Fujian Ruihan Photoelectric Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-10-09
Anticipated expiration: 2029-12-24

Abstract

The utility model provides a high-efficient AOI detection device, including the bottom frame, the upper surface middle part of bottom frame is provided with down detection device, be fixed with the transport support frame in the bottom frame, it is provided with the transport curb plate of bisymmetry to carry the support frame top, the both ends of carrying the support frame all are provided with the slide rail of arranging along width direction, carry the curb plate to pass through slider and sliding rail connection, rotate on the inner wall of transport curb plate and be connected with parallel arrangement's action wheel and follow the driving wheel, action wheel and from driving wheel overcoat have the conveyer belt, the action wheel transmission is connected with the transport motor, two are carried and are provided with the trigger sensor that shoots between the curb plate, the middle part top of carrying the. The utility model can shoot and detect the two sides of the PCB board at the same time, and has high detection efficiency and good detection effect; the distance between the two conveying side plates can be adjusted, the PCB conveying device is suitable for PCBs of different sizes, and the applicability is good.

Description

High-efficient AOI detection device

Technical Field

The utility model relates to an optical detection device, in particular to high-efficient AOI detection device.

Background

AOI (automated Optical inspection) is a device for detecting common defects encountered in welding production based on Optical principles, which is called automatic Optical inspection.

However, the existing AOI detection device can only carry out single-side detection on the PCB, and cannot carry out double-side detection, and the PCB needing double-side detection can only be detected at one side, and then is turned over to detect the other side, so that the detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a all kinds of high-efficient AOI detection device has solved among the prior art AOI detection device and can only carry out the single face to the PCB board and detect, can't carry out two-sided detection, and the PCB board that needs two-sided detection can only one side detect, turns over the one side again, detects the defect that detection efficiency is low to the another side.

The technical scheme of the utility model is realized like this:

a high-efficiency AOI detection device comprises a bottom rack, wherein a lower detection device is arranged in the middle of the upper surface of the bottom rack, a conveying support frame is fixed on the bottom rack, two symmetrical conveying side plates are arranged above the conveying support frame, slide rails arranged in the width direction are arranged at two ends of the conveying support frame, the conveying side plates are connected with the slide rails through slide blocks, the slide blocks are fixedly connected with the slide rails through fixing pieces, a driving wheel and a driven wheel which are arranged in parallel are rotatably connected on the inner wall of each conveying side plate, a conveying belt is sleeved outside the driving wheel and the driven wheel, a conveying motor is connected in a transmission manner through the driving wheel, a limiting plate is arranged at the upper end of each conveying side plate in the length direction, a conveying groove is formed by the limiting plate and the upper horizontal plane of the conveying belt, a; go up detection device and detection device down and all include the pick-up plate, evenly be provided with a plurality of cameras on the pick-up plate, be provided with a plurality of light filling lamps around the camera.

Preferably, the mounting frame is connected with an upper lifting device for driving the upper detection device to move up and down, and the upper surface of the bottom rack is provided with a lower lifting device for driving the lower detection device to move up and down.

Preferably, the upper lifting device and the lower lifting device are both electric push rods.

Preferably, the camera is a CCD high-definition camera.

Preferably, the light supplement lamp is an LED lamp.

Preferably, the photographing trigger sensor is a proximity sensor.

Preferably, the fixing member is a lock nut.

The utility model has the advantages that: the utility model can shoot and detect the two sides of the PCB simultaneously, does not need to shoot one side like the traditional method, and needs to turn over the side for detection, and has high detection efficiency and good detection effect; the distance between the two conveying side plates can be adjusted, the PCB conveying device is suitable for PCBs of different sizes, and the applicability is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural view of a conveying side plate;

fig. 4 is a schematic structural diagram of the upper detection device.

In the figure: 1-bottom rack, 11-conveying support frame, 12-sliding rail, 13-sliding block, 14-fixing piece, 15-mounting frame, 16-upper lifting device, 17-lower lifting device, 2-lower detection device, 3-conveying side plate, 31-driving wheel, 32-driven wheel, 33-conveying belt, 34-conveying motor, 35-limiting plate, 36-conveying groove, 4-shooting trigger sensor, 5-upper detection device, 51-detection plate, 52-camera and 53-supplementary lighting lamp.

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.

Referring to fig. 1-4, a high-efficiency AOI detection device comprises a bottom frame 1, a lower detection device 2 is arranged in the middle of the upper surface of the bottom frame 1, a conveying support frame 11 is fixed on the bottom frame 1, two symmetrical conveying side plates 3 are arranged above the conveying support frame 11, slide rails 12 arranged in the width direction are arranged at both ends of the conveying support frame 11, the conveying side plates 3 are connected with the slide rails 12 through sliders 13, the sliders 13 are fixedly connected with the slide rails 12 through fixing members 14, a driving wheel 31 and a driven wheel 32 arranged in parallel are rotatably connected to the inner walls of the conveying side plates 3, a conveying belt 33 is sleeved outside the driving wheel 31 and the driven wheel 32, a conveying motor 34 is connected to the driving wheel 31 in a transmission manner, a limiting plate 35 is arranged at the upper end of the conveying side plate 3 in the length direction, a conveying groove 36 is formed by the limiting plate 35, an upper detection device 5 is arranged above the middle part of the conveying side plate 3, and the upper detection device 5 is connected with a mounting frame 15; go up detection device 5 and detection device 2 and include equal pick-up plate 51, evenly be provided with a plurality of cameras 52 on the pick-up plate 51, be provided with a plurality of light filling lamps 53 around the camera 52.

Preferably, an upper lifting device 16 for driving the upper detection device 5 to move up and down is connected to the mounting frame 15, and a lower lifting device 17 for driving the lower detection device 2 to move up and down is arranged on the upper surface of the bottom rack 1.

Preferably, the upper lifting device 16 and the lower lifting device 17 are both electric push rods.

Preferably, the camera 52 is a CCD high-definition camera.

Preferably, the supplementary lighting lamp 53 is an LED lamp.

Preferably, the photographing trigger sensor 4 is a proximity sensor.

Preferably, the fixing member 14 is a lock nut.

When the utility model is used, the two sides of the PCB are positioned in the conveying groove 36 and are driven by the conveying belt to convey forwards, when the front end reaches the photographing trigger sensor 4, the upper detection device 5 and the lower detection device 2 photograph the upper surface and the lower surface of the PCB at the same time, the detection efficiency is high, and the detection effect is good; the distance between two conveying side plates 3 can be adjusted, and the conveying side plates are fixed through locking nuts after adjustment, so that the conveying side plates are suitable for PCB boards of different sizes, and the applicability is good.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An efficient AOI detection device is characterized in that: the automatic photographing device comprises a bottom rack, a lower detection device is arranged in the middle of the upper surface of the bottom rack, a conveying support frame is fixed on the bottom rack, two symmetrical conveying side plates are arranged above the conveying support frame, slide rails arranged in the width direction are arranged at two ends of the conveying support frame, the conveying side plates are connected with the slide rails through slide blocks, the slide blocks are fixedly connected with the slide rails through fixing pieces, a driving wheel and a driven wheel which are arranged in parallel are rotatably connected to the inner walls of the conveying side plates, a conveying belt is sleeved outside the driving wheel and the driven wheel, a conveying motor is connected in a transmission manner through the driving wheel, a limiting plate is arranged at the upper end of each conveying side plate in the length direction, a conveying groove is formed by the limiting plate and the upper horizontal plane of the conveying; go up detection device and detection device down and all include the pick-up plate, evenly be provided with a plurality of cameras on the pick-up plate, be provided with a plurality of light filling lamps around the camera.

2. A high efficiency AOI detection apparatus as claimed in claim 1, wherein: the upper surface of the bottom rack is provided with a lower lifting device used for driving the lower detection device to move up and down.

3. A high efficiency AOI detection apparatus as claimed in claim 2, wherein: the upper lifting device and the lower lifting device are both electric push rods.

4. A high efficiency AOI detection apparatus as claimed in claim 1, wherein: the camera is a CCD high-definition camera.

5. A high efficiency AOI detection apparatus as claimed in claim 1, wherein: the light supplement lamp is an LED lamp.

6. A high efficiency AOI detection apparatus as claimed in claim 1, wherein: the photographing trigger sensor is a proximity sensor.

7. A high efficiency AOI detection apparatus as claimed in claim 1, wherein: the fixing piece is a locking nut.