CN213041758U

CN213041758U - Automatic adjustment and inspection device for optical detection of PCB

Info

Publication number: CN213041758U
Application number: CN202022381814.8U
Authority: CN
Inventors: 梁健文
Original assignee: Jiangmen Keneng Electronic Co ltd
Current assignee: Jiangmen Keneng Electronic Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-04-23
Anticipated expiration: 2030-10-23

Abstract

The utility model relates to a PCB check out test set technical field just discloses an automatically regulated censorship equipment for PCB board optical detection, which comprises a frame, the top swing joint of frame has the driving roller, the surface drive of driving roller is connected with the drive belt, the front end fixed mounting of frame has motor one, the top fixed mounting of frame has check out test set, the equal fixed mounting in both sides has the fixed plate around the frame top, the one side fixed mounting that the fixed plate is close to the frame center has the damping pole. The utility model discloses place the PCB board behind the top surface of drive belt, the prong on the incomplete gear is rotated from the rack, and the elasticity of spring drives two splint and presss from both sides tightly the PCB board to the central motion of frame this moment to make the center of PCB board and the center of drive belt be in same vertical plane, avoid PCB board and detection area to appear squinting, guaranteed the accuracy that optical detection device detected, increased the practicality of device.

Description

Automatic adjustment and inspection device for optical detection of PCB

Technical Field

The utility model relates to a PCB check out test set technical field specifically is an automatically regulated censorship equipment for PCB board optical detection.

Background

AOl, it is an automatic optical inspection, it is the equipment that detects the common defect met in the welding production based on the optical principle, AOl is a new-type testing technique, but the development is rapid, AOl testing equipment has been released by many manufacturers, when the automatic inspection, the machine scans the PCB automatically through the camera, collect the image, the tested welding spot compares with the qualified parameter in the database, through image processing, detect the defect on the PCB, and display/mark the defect through the display or automatic mark, supply the maintenance personnel to repair, AOI needs to use the inspection device to send the PCB into AOI to detect when detecting.

The PCB is placed on the conveyer belt by most of the existing submission devices, the detection area of the optical detection device is sent into the PCB through the rotation of the conveyer belt to detect, the PCB is placed to be manually operated by an operator, the PCB and the detection area are likely to deviate, and therefore the measurement result of the optical detection device is likely to deviate, and the practicability of the device is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an automatically regulated censorship equipment for PCB board optical detection possesses and avoids PCB board and detection area skew to appear, has guaranteed the accuracy that optical detection device detected, has increased the advantage of the practicality of device, has solved the problem that proposes among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides an automatically regulated censorship equipment for PCB board optical detection, includes the frame, the top swing joint of frame has the driving roller, the surface transmission of driving roller is connected with the drive belt, the front end fixed mounting of frame has motor one, the top fixed mounting of frame has check out test set, the equal fixed mounting in both sides has the fixed plate around the frame top, the one side fixed mounting that the fixed plate is close to the frame center has the damping rod, the surface activity of damping rod has cup jointed the spring, the other end fixed mounting of damping rod has splint, the one side fixed mounting that the frame center was kept away from to splint has the connecting rod, the right flank fixed mounting of connecting rod has the rack, two equal fixed mounting in side have motor two around the frame, the top fixed mounting of motor two has incomplete gear.

The roller-type automatic feeding device is characterized in that a hanging bracket is fixedly mounted on one side, close to the center of the rack, of the clamping plate, a fixed shaft is fixedly mounted at the bottom end of the hanging bracket, and a roller is movably sleeved on the surface of the fixed shaft.

And in selection, one end of the rack, which is far away from the center of the rack, penetrates through and extends to the outer side of the rack, and the left end of the incomplete gear is meshed with the right end of the rack.

Carefully, the splint are located the left side of check out test set, the bottom surface of splint and the top surface laminating of drive belt.

And carefully selecting, wherein the spring is fixedly connected with the clamping plate and the fixing plate, and the connecting rod is positioned below the spring.

The fixed shaft is selected to be T-shaped, and the bottom surface of the roller is attached to the top surface of the transmission belt.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses place the PCB board behind the top surface of drive belt, the prong on the incomplete gear is rotated from the rack, and the elasticity of spring drives two splint and presss from both sides tightly the PCB board to the central motion of frame this moment to make the center of PCB board and the center of drive belt be in same vertical plane, avoid PCB board and detection area to appear squinting, guaranteed the accuracy that optical detection device detected, increased the practicality of device.

2. The utility model discloses a cylinder activity cup joints on the surface of fixed axle, and when pressing from both sides tightly PCB, cylinder and PCB board contact through the rolling contact between cylinder and the PCB board, avoid causing the friction damage to the PCB board when pressing from both sides tightly PCB board, protect the PCB board, and the rolling contact of cylinder makes the motion of PCB board more smooth-going simultaneously, has increased the practicality of device.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the structural roller of the present invention;

FIG. 3 is a schematic view of the structural belt explosion connection of the present invention;

FIG. 4 is an enlarged schematic view of the structure A of the present invention;

fig. 5 is an enlarged schematic view of the structure B of the present invention.

In the figure: 1. a frame; 2. a driving roller; 3. a transmission belt; 4. a first motor; 5. a detection device; 6. a fixing plate; 7. a damping lever; 8. a spring; 9. a splint; 10. a connecting rod; 11. a rack; 12. a second motor; 13. an incomplete gear; 14. a hanger; 15. a fixed shaft; 16. and (3) a roller.

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. 1-5, an automatic adjustment inspection device for optical inspection of a PCB comprises a frame 1, a driving roller 2 is movably connected to the top end of the frame 1, a driving belt 3 is connected to the surface of the driving roller 2 in a driving manner, a motor 4 is fixedly mounted at the front end of the frame 1, the motor 4 drives the driving roller 2 to rotate, the driving belt 3 is driven to rotate by the rotation of the driving roller 2 to feed the PCB, a detection device 5 is fixedly mounted at the top end of the frame 1, the PCB enters the lower portion of the detection device 5 after moving to the right side of a clamping plate 9, the detection device 5 optically inspects the PCB, after the inspection is finished, the driving belt 3 sends the PCB out of a device from the right side of the driving belt 3, fixing plates 6 are fixedly mounted at the front side and the rear side of the top end of the frame 1, a damping rod 7 is fixedly mounted at one side of the fixing plates 6 close to the center of the frame, the PCB is prevented from being damaged by being clamped at an excessively high movement speed of the clamping plate 9, the PCB is protected, the practicability of the device is improved, the spring 8 is movably sleeved on the surface of the damping rod 7, the spring 8 is fixedly connected with the clamping plate 9 and the fixing plate 6, the connecting rod 10 is positioned below the spring 8, when the PCB is placed on the top surface of the transmission belt 3, the tooth tips on the incomplete gear 13 are rotated away from the rack 11, at the moment, the spring 8 drives the two clamping plates 9 to move towards the center of the rack 1 to clamp the PCB, so that the center of the PCB and the center of the transmission belt 3 are positioned on the same vertical plane, the PCB is prevented from deviating from a detection area, the detection accuracy of the optical detection device is ensured, the clamping plate 9 is fixedly installed at the other end of the damping rod 7, the clamping plate 9 is positioned at the left side of the detection device 5, the bottom surface of the clamping plate 9 is attached to the top, the bottom end of the hanger 14 is fixedly provided with a fixed shaft 15, the fixed shaft 15 is in a T shape, the fixed shaft 15 fixes a roller 16, the bottom of the roller 16 is attached to the transmission belt 3, the roller 16 can completely clamp a PCB, the operation stability of the device is improved, the bottom surface of the roller 16 is attached to the top surface of the transmission belt 3, the roller 16 is movably sleeved on the surface of the fixed shaft 15, the transmission belt 3 continues to convey the PCB rightwards, the roller 16 is movably sleeved on the surface of the fixed shaft 15 during transportation, the roller 16 is contacted with the PCB during clamping the PCB, the friction damage to the PCB during clamping the PCB is avoided through the rolling contact between the roller 16 and the PCB, the PCB is protected, a connecting rod 10 is fixedly arranged on the surface of the clamping plate 9, which is far away from the center of the rack 1, a rack 11 is fixedly arranged on the right side surface of the connecting rod 10, one end of the rack 11, which is far away from the center of the rack 1, the left end of the incomplete gear 13 is meshed with the right end of the rack 11, a second motor 12 is fixedly mounted on the front side and the rear side of the rack 1, the incomplete gear 13 is fixedly mounted on the top end of the second motor 12, the incomplete gear 13 is driven to rotate by the second motor 12, the incomplete gear 13 is meshed with the rack 11 to drive the connecting rod 10 to move towards one side far away from the center of the rack 1, and therefore the two clamping plates 9 are respectively pulled open towards the front side and the rear side.

The working principle is as follows: when the device is used, the incomplete gear 13 is driven to rotate by the motor II 12, the connecting rod 10 is driven to move towards one side far away from the center of the rack 1 by the meshing of the incomplete gear 13 and the rack 11, so that the two clamping plates 9 are respectively pulled towards the front side and the back side, when a PCB is placed on the top surface of the transmission belt 3, the tooth tips on the incomplete gear 13 are rotated away from the rack 11, at the moment, the elasticity of the spring 8 drives the two clamping plates 9 to move towards the center of the rack 1 to clamp the PCB, so that the center of the PCB and the center of the transmission belt 3 are positioned on the same vertical plane, the deviation between the PCB and a detection area is avoided, the detection accuracy of the optical detection device is ensured, the practicability of the device is increased, the transmission belt 3 continuously conveys the PCB to the right, the PCB is movably sleeved on the surface of the fixed shaft 15 by the roller 16 during transportation, when the PCB is clamped, the roller 16 is, avoid causing the friction damage to the PCB board when pressing from both sides tightly to the PCB board, protect the PCB board, the rolling contact of cylinder 16 makes the motion of PCB board more smooth-going simultaneously, has increased the practicality of device, moves the right side back of splint 9 when the PCB board, enters into the below of check out test set 5, and check out test set 5 carries out optical detection to the PCB board, detects the back that finishes, and drive belt 3 sends out the device with the PCB board from the right side of drive belt 3.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatically regulated censorship equipment for PCB board optical detection, includes frame (1), its characterized in that: the top end of the rack (1) is movably connected with a driving roller (2), the surface of the driving roller (2) is connected with a driving belt (3), a motor I (4) is fixedly installed at the front end of the rack (1), a detection device (5) is fixedly installed at the top end of the rack (1), fixing plates (6) are fixedly installed on the front side and the rear side of the top end of the rack (1), a damping rod (7) is fixedly installed on one side, close to the center of the rack (1), of each fixing plate (6), a spring (8) is sleeved on the surface of each damping rod (7), a clamping plate (9) is fixedly installed at the other end of each damping rod (7), a connecting rod (10) is fixedly installed on one side, far away from the center of the rack (1), a rack (11) is fixedly installed on the right side face of each connecting rod (10), and a motor II (12) is fixedly installed, and an incomplete gear (13) is fixedly mounted at the top end of the second motor (12).

2. An automatically adjusting inspection machine for optical inspection of PCB boards according to claim 1 wherein: a hanging bracket (14) is fixedly mounted on one surface, close to the center of the rack (1), of the clamping plate (9), a fixed shaft (15) is fixedly mounted at the bottom end of the hanging bracket (14), and a roller (16) is movably sleeved on the surface of the fixed shaft (15).

3. An automatically adjusting inspection machine for optical inspection of PCB boards according to claim 1 wherein: one end, far away from the center of the rack (1), of the rack (11) penetrates through and extends to the outer side of the rack (1), and the left end of the incomplete gear (13) is meshed with the right end of the rack (11).

4. An automatically adjusting inspection machine for optical inspection of PCB boards according to claim 1 wherein: splint (9) are located the left side of check out test set (5), the top surface laminating of the bottom surface and drive belt (3) of splint (9).

5. An automatically adjusting inspection machine for optical inspection of PCB boards according to claim 1 wherein: spring (8) fixed connection splint (9) and fixed plate (6), connecting rod (10) are located the below of spring (8).

6. An automatically adjusting inspection machine for optical inspection of PCB boards according to claim 2 wherein: the fixed shaft (15) is T-shaped, and the bottom surface of the roller (16) is attached to the top surface of the transmission belt (3).