CN215727787U

CN215727787U - PCB board optical detection device

Info

Publication number: CN215727787U
Application number: CN202122242939.7U
Authority: CN
Inventors: 张耀; 孟威
Original assignee: Jiangsu Jiayi Beike Optical Technology Co ltd
Current assignee: Jiangsu Jiayi Beike Optical Technology Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-01
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses an optical detection device for a PCB (printed circuit board), belonging to the technical field of PCB detection, and comprising a base, a conveying belt, a beam seat and a detection mechanism; the detection mechanism comprises a moving block, a first electric push rod and an optical detector. Aiming at the problems that the existing PCB is manually detected, the labor intensity is high, the detection precision is low and omission easily occurs, the PCB is placed on the conveyor belt, the detection mechanism moves back and forth on the cross beam seat, the PCB passing through is comprehensively and automatically detected, omission is avoided, and the detection efficiency is improved.

Description

PCB board optical detection device

Technical Field

The utility model relates to the technical field of PCB detection, in particular to an optical detection device for a PCB.

Background

A printed Circuit board (pcb), also called printed Circuit board (pcb), is an important electronic component, is a support for electronic components, is a carrier for electrical connection of electronic components, and is developed from single-layer to double-sided, multi-layer and flexible printed Circuit boards, and still keeps their own development trend. The circuit of the PCB needs to be tested on and off in the process of manufacturing the PCB, and the existing method adopts manual inspection, so that the labor intensity is high, the inspection precision is low, and omission and other situations are easy to occur.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical defects, the utility model aims to provide the optical detection device for the PCB, which is provided with the base, the conveyer belt, the beam seat and the detection mechanism and solves the problems of high labor intensity, low detection precision and easiness in omission of the existing PCB due to manual detection.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an optical detection device for a PCB (printed circuit board), which comprises a base, wherein a positioning seat is arranged on one side opposite to the upper surface of the base; a first rotating shaft is arranged on the positioning seat; one end of one of the first rotating shafts is fixedly connected with an output shaft of the first motor; a stand column is arranged in the middle of the other opposite side of the upper surface of the base; the conveying belt is sleeved on the first rotating shaft; first baffle plates are arranged on two sides of the conveying belt; the first baffle is fixedly connected with the base through a first connecting rod; the beam seat is arranged at the upper end of the upright post; the upper surface of the crossbeam seat is provided with a first groove; a first threaded rod is arranged in the first groove; one end of the first threaded rod is connected with the side wall of the first groove; the other end of the first threaded rod penetrates through the limiting block; the other end of the first threaded rod is fixedly connected with an output shaft of a second motor; the detection mechanism is arranged on the cross beam seat; the detection mechanism comprises a moving block, a first electric push rod and an optical detector; the moving block is in sliding fit with the cross beam seat; the first electric push rod is fixedly arranged on the side surface of the moving block; the optical detector is fixedly connected with the lower end of the first electric push rod.

Preferably, the upper end of the upright post is provided with a second groove; first clamping blocks are arranged at two ends of the top of the cross beam seat; the first clamping block is clamped and matched with the second groove; the first clamping block and the upright post are fixed through bolts.

Preferably, the positioning seat is provided with a first through hole; the first rotating shaft is inserted into the first through hole; the first rotating shaft is connected with the positioning seat through a bearing.

Preferably, a first threaded hole is formed in the moving block; the first threaded hole is matched with the first threaded rod.

Preferably, one side of the first baffle is provided with a long through hole; a second electric push rod is arranged on the outer side of one of the first baffle plates; one end of the second electric push rod is fixedly connected with a first push plate; the first push plate is matched with the long through hole.

The utility model has the beneficial effects that:

aiming at the problems that the existing PCB is manually detected, the labor intensity is high, the detection precision is low and omission easily occurs, the PCB is placed on the conveyor belt, the detection mechanism moves back and forth on the cross beam seat, the PCB passing through is comprehensively and automatically detected, omission is avoided, and the detection efficiency is improved.

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 the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an optical inspection apparatus for a PCB according to the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a right side view of fig. 1.

Fig. 4 is a schematic structural diagram of another view angle of the optical inspection apparatus for PCB board of the present invention.

Description of reference numerals:

1-a base, 2-a positioning seat, 3-a first rotating shaft, 4-a first motor, 5-a conveying belt, 6-an upright post, 7-a crossbeam seat, 8-a first groove, 9-a first threaded rod, 10-a moving block, 11-a first electric push rod, 12-an optical detector, 13-a second motor, 14-a first baffle, 15-a first connecting rod, 16-a PCB, 17-a limiting block, 18-a second electric push rod, 19-a first push plate and 20-a long through hole.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1-4, the present invention provides an optical inspection apparatus for a PCB, including a base 1, wherein a positioning seat 2 is disposed on an opposite side of an upper surface of the base 1; a first rotating shaft 3 is arranged on the positioning seat 2; one end of one of the first rotating shafts 3 is fixedly connected with an output shaft of the first motor 4; a stand column 6 is arranged at the middle position of the other opposite side of the upper surface of the base 1; the conveying belt 5 is sleeved on the first rotating shaft 3; the two sides of the conveying belt 5 are provided with first baffle plates 14; the first baffle 14 is fixedly connected with the base 1 through a first connecting rod 15; the crossbeam seat 7 is arranged at the upper end of the upright post 6; the upper surface of the crossbeam seat 7 is provided with a first groove 8; a first threaded rod 9 is arranged in the first groove 8; one end of the first threaded rod 9 is connected with the side wall of the first groove 8; the other end of the first threaded rod 9 penetrates through the limiting block 17; the other end of the first threaded rod 9 is fixedly connected with an output shaft of a second motor 13; the detection mechanism is arranged on the cross beam seat 7; the detection mechanism comprises a moving block 10, a first electric push rod 11 and an optical detector 12; the moving block 10 is in sliding fit with the cross beam seat 7; the first electric push rod 11 is fixedly arranged on the side surface of the moving block 10; the optical detector 12 is fixedly connected with the lower end of the first electric push rod 11.

Further, a second groove is formed in the upper end of the upright post 6; two ends of the top of the crossbeam seat 7 are provided with first clamping blocks; the first clamping block is clamped and matched with the second groove; the first clamping block and the upright post 6 are fixed through bolts, so that the beam seat 7 is fixed on the upright post 6 and is convenient to detach.

Further, a first through hole is formed in the positioning seat 2; the first rotating shaft 3 is inserted into the first through hole; the first rotating shaft 3 is connected with the positioning seat 2 through a bearing, so that the first rotating shaft 3 is rotatably connected with the positioning seat 2.

Further, a first threaded hole is formed in the moving block 10; the first threaded hole is matched with the first threaded rod 9; for sliding movement of the moving mass 10 on the crossbar mount 7.

Further, one side of the first baffle 14 is provided with a long through hole 20; a second electric push rod 18 is arranged on the outer side of one first baffle plate 14; one end of the second electric push rod 18 is fixedly connected with a first push plate 19; the first push plate 19 is matched with the long through hole 20; the unqualified PCB is removed from the conveying belt 5 by the first push plate 19, and the working efficiency is improved.

When the detection device is used, a PCB to be detected is sequentially placed on the conveying belt 5, the first motor 4 is started, the conveying belt 5 starts conveying, the second motor 13 is started, the first threaded rod 9 starts rotating, the moving block 10 moves back and forth on the cross beam seat 7, the optical detector 12 at the lower end of the second electric push rod 18 carries out comprehensive automatic detection on the passing PCB, omission is avoided, and detection efficiency is improved; when a certain PCB is detected to be unqualified, the second electric push rod 18 extends, the first push plate 19 pushes the unqualified PCB down from the conveyer belt 5, and unqualified products are eliminated.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An optical detection device for PCB board is characterized in that, it includes

The device comprises a base (1), wherein a positioning seat (2) is arranged on one side opposite to the upper surface of the base (1); a first rotating shaft (3) is arranged on the positioning seat (2); one end of one of the first rotating shafts (3) is fixedly connected with an output shaft of a first motor (4); a stand column (6) is arranged in the middle of the other opposite side of the upper surface of the base (1);

the conveying belt (5), the conveying belt (5) is sleeved on the first rotating shaft (3); first baffle plates (14) are arranged on two sides of the conveying belt (5); the first baffle (14) is fixedly connected with the base (1) through a first connecting rod (15);

the cross beam seat (7), the cross beam seat (7) is arranged at the upper end of the upright post (6); a first groove (8) is formed in the upper surface of the cross beam seat (7); a first threaded rod (9) is arranged in the first groove (8); one end of the first threaded rod (9) is connected with the side wall of the first groove (8); the other end of the first threaded rod (9) penetrates through a limiting block (17); the other end of the first threaded rod (9) is fixedly connected with an output shaft of a second motor (13);

the detection mechanism is arranged on the cross beam seat (7); the detection mechanism comprises a moving block (10), a first electric push rod (11) and an optical detector (12); the moving block (10) is in sliding fit with the cross beam seat (7); the first electric push rod (11) is fixedly arranged on the side surface of the moving block (10); the optical detector (12) is fixedly connected with the lower end of the first electric push rod (11).

2. The optical detection device for the PCB as claimed in claim 1, wherein the upper end of the upright post (6) is provided with a second groove; two ends of the top of the cross beam seat (7) are provided with first clamping blocks; the first clamping block is clamped and matched with the second groove; the first clamping block and the upright post (6) are fixed through bolts.

3. The optical inspection device for PCB board as claimed in claim 1 or 2 wherein the positioning base (2) has a first through hole; the first rotating shaft (3) is inserted into the first through hole; the first rotating shaft (3) is connected with the positioning seat (2) through a bearing.

4. The optical PCB detection device as claimed in claim 3, wherein the moving block (10) is provided with a first threaded hole; the first threaded hole is matched with the first threaded rod (9).

5. The optical detection device for the PCB as claimed in claim 1 or 2, wherein one side of the first baffle (14) is provided with a long through hole (20); a second electric push rod (18) is arranged on the outer side of one of the first baffle plates (14); one end of the second electric push rod (18) is fixedly connected with a first push plate (19); the first push plate (19) is matched with the long through hole (20).