CN216747464U - Circuit board detection device - Google Patents

Circuit board detection device Download PDF

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Publication number
CN216747464U
CN216747464U CN202220078540.1U CN202220078540U CN216747464U CN 216747464 U CN216747464 U CN 216747464U CN 202220078540 U CN202220078540 U CN 202220078540U CN 216747464 U CN216747464 U CN 216747464U
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CN
China
Prior art keywords
feeding
blanking
circuit board
roller
assembly
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Active
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CN202220078540.1U
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Chinese (zh)
Inventor
张德志
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Guangzhou Jiapu Information Technology Co ltd
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Guangzhou Jiapu Information Technology Co ltd
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Priority to CN202220078540.1U priority Critical patent/CN216747464U/en
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Abstract

The utility model provides a circuit board detection device which comprises a feeding mechanism, a visual detection mechanism, a circuit board conveying mechanism, a discharging mechanism and a control system. The feeding mechanism is connected to the feeding end of the circuit board conveying mechanism, and the discharging mechanism is connected to the discharging end of the circuit board conveying mechanism. The visual detection mechanism is arranged on the circuit board conveying mechanism and used for detecting the circuit board; the feeding mechanism, the visual detection mechanism, the circuit board conveying mechanism and the discharging mechanism are all in communication connection with the control system. The circuit board detection device can effectively improve the accuracy and efficiency of circuit board detection and reduce the production cost.

Description

Circuit board detection device
Technical Field
The utility model relates to the technical field of circuit board production equipment, in particular to a circuit board detection device.
Background
Because a Printed Circuit Board (PCB) production process needs to be detected, however, the existing PCB detection adopts manual transportation, and the PCB is transported to a detection device for detection. In the detection mode, the PCB needs to be manually loaded and unloaded, so that the detection accuracy and efficiency of the PCB are lower.
In addition, the existing PCB detection device is generally only suitable for detecting one type of PCB, and has low applicability; different detection devices are required to be used for the PCBs of different types, and a manufacturer needs to purchase a plurality of detection devices to detect the PCBs of different types, so that the production cost is high.
Disclosure of Invention
The circuit board detection device provided by the utility model can effectively improve the accuracy and efficiency of circuit board detection, has high applicability and reduces the production cost.
The technical scheme adopted by the utility model is as follows: a circuit board inspection device comprising: the device comprises a feeding mechanism, a visual detection mechanism, a circuit board conveying mechanism, a discharging mechanism and a control system; the feeding mechanism is connected to one end of the circuit board conveying mechanism, and the discharging mechanism is connected to the other end of the circuit board conveying mechanism; the visual detection mechanism is arranged on the circuit board conveying mechanism and used for detecting the circuit board; the feeding mechanism, the visual detection mechanism, the circuit board conveying mechanism and the discharging mechanism are all in communication connection with the control system;
the circuit board conveying mechanism comprises a conveying frame, a feeding assembly, a discharging assembly and a rolling conveying assembly, wherein the feeding assembly, the discharging assembly and the rolling conveying assembly are arranged on the conveying frame; the conveying frame is provided with a feeding end and a discharging end, the feeding assembly is installed at the feeding end, the discharging assembly is installed at the discharging end, and the rolling conveying assembly is located between the feeding assembly and the discharging assembly; the rolling conveying assembly comprises a first roller set and a second roller set; the first roller group is arranged close to the feeding assembly, and the second roller group is arranged close to the discharging assembly; a gap between the first roller set and the second roller set forms a detection zone;
the visual detection mechanism comprises an outer cover, a camera, an upper light source and a lower light source; the outer cover is arranged on the conveying frame and covers the first roller set and the second roller set; the upper end of the outer cover is provided with a mounting beam, the camera is mounted on the mounting beam, and a lens of the camera faces the detection area; the upper light source and the lower light source are arranged on the same side, the upper light source is arranged at the upper end of the first roller set, and the lower light source is arranged on the conveying frame and is positioned between the first roller set and the second roller set.
Further, the first roller group comprises two first upper brackets, two first lower brackets, a plurality of first upper rollers and a plurality of first lower rollers; the two first lower supports are arranged on the conveying frame at intervals, and the plurality of first lower rollers are arranged between the two first lower supports side by side; each first upper bracket is installed in each on the first lower carriage, many first last roller is installed side by side in two between the first upper bracket, and each first last roller is located each directly over first lower roller.
Furthermore, each first upper bracket is provided with a plurality of first lifting guide pillars, a first compression roller spring is arranged between every two adjacent first lifting guide pillars, and each first compression roller spring is correspondingly positioned above each first upper roller.
Further, the second roller set comprises two second upper brackets, two second lower brackets, a plurality of second upper rollers and a plurality of second lower rollers; the two second lower brackets are arranged on the conveying frame at intervals, and the plurality of second lower rollers are arranged between the two second lower brackets side by side; each the second upper bracket is installed in each on the second lower carriage, many the second is gone up the roller and is installed in two side by side between the second upper bracket, and each the roller is located each on the second roller directly over the second lower roller.
Furthermore, each second upper bracket is provided with a plurality of second lifting guide pillars, a second pressure roller spring is arranged between every two adjacent second lifting guide pillars, and each second pressure roller spring is correspondingly positioned above each second upper roller.
Furthermore, an included angle between an extension line of a lens of the camera and a central line of the detection area is 14 degrees; an included angle between an extension line of a lens of the camera and a central line of the upper light source is 35 degrees.
Furthermore, the feeding mechanism comprises a feeding support, a feeding pneumatic paw arranged on the feeding support, a lifting tray and a feeding driving component; the lifting tray is mechanically connected with the feeding driving assembly, and the feeding pneumatic claw is positioned above the lifting tray and used for grabbing the circuit board on the lifting tray;
the feeding driving assembly comprises a feeding motor, a feeding rotating shaft and two feeding gears; two fixing plates are installed at the bottom of the lifting tray at intervals, and two ends of the feeding rotating shaft are rotatably installed on the two fixing plates respectively; the two feeding gears are respectively arranged at two ends of the feeding rotating shaft, and the feeding motor is mechanically connected with the feeding rotating shaft; the feeding rack is arranged at the position, corresponding to each feeding gear, of the feeding support, and each feeding gear is meshed with each feeding rack.
Furthermore, a feeding horizontal shaft is arranged at the top of the feeding support, a feeding vertical shaft is slidably mounted on the feeding horizontal shaft, and the feeding pneumatic claw is mounted on the feeding vertical shaft; the pneumatic gripper of material loading is equipped with the material loading and drives actuating cylinder and a plurality of material loading sucking disc.
Furthermore, the blanking mechanism comprises a blanking support, a blanking pneumatic paw arranged on the blanking support, a material distribution bracket and a blanking driving component; the blanking pneumatic paw is positioned above the material distribution bracket and used for grabbing the circuit board on the discharging assembly;
the blanking driving assembly comprises a blanking motor, a blanking rotating shaft and two blanking gears; the bottom of the material distribution bracket is provided with two mounting plates at intervals; two ends of the blanking rotating shaft are respectively and rotatably arranged on the two mounting plates, and the two blanking gears are respectively arranged at two ends of the blanking rotating shaft; the blanking motor is mechanically connected with the blanking rotating shaft; the blanking support is provided with blanking racks corresponding to the positions of the blanking gears, and each blanking gear is meshed with each blanking rack.
Furthermore, a blanking horizontal shaft is arranged at the top of the blanking support, a blanking vertical shaft is slidably mounted on the blanking horizontal shaft, and the blanking pneumatic paw is mounted on the blanking vertical shaft; the pneumatic gripper of unloading is equipped with the unloading and drives actuating cylinder and a plurality of unloading sucking discs.
Compared with the prior art, the circuit board detection device provided by the utility model has the advantages that the feeding end of the circuit board conveying mechanism is provided with the feeding mechanism, the discharging end of the circuit board conveying mechanism is provided with the discharging mechanism, and the visual detection mechanism is arranged on the circuit board conveying mechanism, so that the continuity of circuit board detection is realized by the movement mode of the circuit board through the visual detection mechanism, and the accuracy and the efficiency of the visual detection mechanism are greatly improved. In addition, the circuit board is detected by arranging the upper light source and the lower light source to be matched with the camera, so that the circuit board detection device can be used for carrying out full-coverage accurate detection on all different types of circuit boards.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings there is shown in the drawings,
FIG. 1: the utility model discloses a three-dimensional view of a circuit board detection device;
FIG. 2: the utility model discloses an internal structure schematic diagram of a visual detection mechanism;
FIG. 3: the utility model is a perspective view of a circuit board conveying mechanism;
FIG. 4: the utility model relates to a sectional view of a circuit board conveying mechanism;
FIG. 5: the utility model is a perspective view of a feeding mechanism;
FIG. 6: another perspective view of the feeding mechanism of the utility model;
FIG. 7 is a schematic view of: the utility model is a three-dimensional view of a blanking mechanism;
FIG. 8: the utility model also discloses another three-dimensional view of the blanking mechanism.
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1 and 2, the circuit board detection device of the present invention includes a feeding mechanism 1, a visual detection mechanism 2, a circuit board conveying mechanism 3, a discharging mechanism 4, and a control system 5; the feeding mechanism 1 is connected to the feeding end of the circuit board conveying mechanism 3, and the discharging mechanism 4 is connected to the discharging end of the circuit board conveying mechanism 3; the visual detection mechanism 2 is arranged on the circuit board conveying mechanism 3 and used for detecting the circuit board; the feeding mechanism 1, the visual detection mechanism 2, the circuit board conveying mechanism 3 and the discharging mechanism 4 are all in communication connection with the control system 5.
Specifically, the circuit board conveying mechanism 3 comprises a conveying frame 301, a feeding assembly 302, a discharging assembly 303 and a rolling conveying assembly 304, wherein the feeding assembly 302, the discharging assembly 303 and the rolling conveying assembly are mounted on the conveying frame 301; the conveying frame 301 is provided with a feeding end and a discharging end, the feeding assembly 302 is installed at the feeding end, the discharging assembly 303 is installed at the discharging end, and the rolling conveying assembly 304 is located between the feeding assembly 302 and the discharging assembly 303. Further, the feeding assembly 302 and the discharging assembly 303 are both composed of a servo motor 305, a conveyor belt 306 and a conveyor roller 307; the conveyor belt 306 is sleeved on the conveying roller 307, and the servo motor 305 is mechanically connected with the conveying roller 307 set. The servo motor 305 drives the conveying roller 307 to rotate, and drives the conveying belt 306 to transmit, so that the circuit board is conveyed.
As shown in fig. 2-4, the rolling conveyor assembly 304 includes a first roller set 308 and a second roller set 309; wherein a first set of rollers 308 is positioned adjacent the infeed assembly 302 and a second set of rollers 309 is positioned adjacent the outfeed assembly 303. Further, the gap between the first roller set 308 and the second roller set 309 forms a detection zone 310, the detection zone 310 being provided with an intermediate roller set 311.
The first roller group 308 includes two first upper supports 312, two first lower supports 313, a plurality of first upper rollers 314, and a plurality of first lower rollers 315; the two first lower holders 313 are mounted to the carriage 301 at intervals, and the plurality of first lower rollers 315 are mounted between the two first lower holders 313 in parallel. Each first upper bracket 312 is installed on each first lower bracket 313, a plurality of first upper rollers 314 are installed between the two first upper brackets 312 side by side, and each first upper roller 314 is located right above each first lower roller 315. Further, each first upper bracket 312 is provided with a plurality of first lifting guide pillars 316, a first compression roller spring 317 is arranged between two adjacent first lifting guide pillars 316, and each first compression roller spring 317 is correspondingly located above each first upper roller 314.
By arranging the plurality of first compression roller springs 317, the two first upper brackets 312 can move up and down along the plurality of first lifting guide pillars 316, the positions of the plurality of first upper rollers 314 are finely adjusted, and the distance between the plurality of first upper rollers 314 and the plurality of first lower rollers 315 is changed, so that the circuit boards with different thicknesses can be conveyed; during conveying, the first compression roller springs 317 compress the two first upper brackets 312 and each first upper roller 314, so that the first upper rollers 314 press the circuit board, and the circuit board is conveyed between the first upper rollers 314 and the first lower rollers 315 conveniently.
The second roller set 309 includes two second upper brackets 318, two second lower brackets 319, a plurality of second upper rollers 320, and a plurality of second lower rollers 321; wherein, two second lower supports 319 are installed at intervals on the conveying frame 301, and a plurality of second lower rollers 321 are installed side by side between the two second lower supports 319. Each of the second upper holders 318 is installed on each of the second lower holders 319, the plurality of second upper rollers 320 are installed between the two second upper holders 318 side by side, and each of the second upper rollers 320 is positioned right above each of the second lower rollers 321. Further, each second upper bracket 318 is provided with a plurality of second lifting guide pillars 322, a second pressure roller spring 323 is arranged between two adjacent second lifting guide pillars 322, and each second pressure roller spring 323 is correspondingly located above each second upper roller 320.
Through the arrangement of the plurality of second compression roller springs 323, the two second upper brackets 318 can move up and down along the plurality of second lifting guide pillars 322, the positions of the plurality of second upper rollers 320 are finely adjusted, and the distance between the plurality of second upper rollers 320 and the plurality of second lower rollers 321 is changed to adapt to the conveying of circuit boards with different thicknesses; during the conveying, the plurality of first press roller springs 317 press the two second upper holders 318 and simultaneously press each of the plurality of second upper rollers 320, so that the plurality of second upper rollers 320 press the circuit board, thereby facilitating the conveying of the circuit board between the plurality of second upper rollers 320 and the plurality of second lower rollers 321.
In addition, a synchronizing wheel 324 is installed at one end of each of the first upper rollers 314, each of the first lower rollers 315, each of the second upper rollers 320 and each of the second lower rollers 321, a synchronous belt is sleeved on the plurality of synchronizing wheels 324, and one of the synchronizing wheels 324 is mechanically connected to a driving motor. The driving motor drives the synchronizing wheel 324 to rotate, so as to drive the synchronous belt to perform synchronous transmission, and therefore the first roller set 308 and the second roller set 309 perform synchronous transmission.
In this embodiment, the first roller group 308 and the second roller group 309 have the same structure; it is understood that in other embodiments, the structures of the first roller set 308 and the second roller set 309 can be configured differently, and are not limited thereto.
The visual inspection mechanism 2 includes a housing 201, a camera 202, an upper light source 203, and a lower light source 204; the outer cover 201 is attached to the carriage 301 and covers the first roller group 308 and the second roller group 309. The upper end of the housing 201 is provided with a mounting beam 205, the camera 202 is mounted on the mounting beam 205, and the lens of the camera 202 faces the detection area 310. The upper light source 203 and the lower light source 204 are arranged on the same side; the upper light source 203 is mounted to one of the first upper supports 312 above (i.e., above) the first plurality of upper rollers 314. The lower light source 204 is installed at one side of the conveying frame 301, between the first roller group 308 and the second roller group 309, below the first lower rollers 315 and the second lower rollers 321; and the lower light source 204 remains vertical to the horizontal plane. Further, an angle between an extension line of the lens of the camera 202 and a central line of the detection area 310 is 14 °, and an angle between an extension line of the lens of the camera 202 and a central line of the upper light source 203 is 35 °.
The circuit board detection device can be used for carrying out full-coverage accurate detection on all different types of circuit boards by arranging the upper light source 203 and the lower light source 204 to be matched with the camera 202 to detect the circuit boards.
When the etching plate is detected, a lower light source 204 is adopted to assist the camera 202 in imaging; the control system 5 controls the upper light source 203 to be closed and the lower light source 204 to be opened; at this time, the vision inspection mechanism 2 adopts a drawing mode to assist the camera 202 in imaging with the background light, so that the imaging quality is high.
When detecting an unetched board, an upper light source 203 is used to assist the camera 202 in imaging; the control system 5 controls the upper light source 203 to be turned on and the lower light source 204 to be turned off; at this time, the vision inspection mechanism 2 adopts a drawing mode to image the foreground light auxiliary camera 202, and the imaging quality is high because the camera 202 and the upper light source 203 keep a special angle (35 °).
As shown in fig. 5 and 6, the feeding mechanism 1 includes a feeding support 101, a feeding pneumatic claw 102 mounted on the feeding support 101, a lifting tray 103, and a feeding driving assembly; the lifting tray 103 is mechanically connected with the feeding driving assembly, and the feeding pneumatic claw 102 is positioned above the lifting tray 103 and used for grabbing a circuit board on the lifting tray 103.
The feeding driving assembly comprises a feeding motor 104, a feeding rotating shaft 105 and two feeding gears 106; wherein, two fixing plates 107 are installed at the bottom of the lifting tray 103 at intervals, and two ends of the feeding rotating shaft 105 are respectively rotatably installed on the two fixing plates 107. Two feeding gears 106 are respectively arranged at two ends of the feeding rotating shaft 105; the feeding motor 104 is mechanically connected with the feeding rotating shaft 105. The loading bracket 101 is provided with loading racks 108 at positions corresponding to each loading gear 106, and each loading gear 106 is engaged with each loading rack 108.
The feeding motor 104 drives the feeding rotating shaft 105 to rotate, and drives the two feeding gears 106 to move on the two feeding racks 108 respectively, so that the lifting tray 103 is driven to move up and down along the feeding support 101, and the feeding pneumatic claw 102 is convenient to grab a circuit board from the lifting tray 103 to the feeding assembly 302 for feeding.
Further, a plurality of blocking posts 109 are arranged on the periphery of the lifting tray 103 to block the circuit board, so that the circuit board is prevented from falling off from the lifting tray 103.
The top of the feeding support 101 is provided with a feeding horizontal shaft 110, a feeding vertical shaft 111 is slidably mounted on the feeding horizontal shaft 110, and the feeding pneumatic claw 102 is mounted on the feeding vertical shaft 111. Further, the feeding pneumatic gripper 102 is provided with a feeding driving cylinder 112 and a plurality of feeding suction cups 113. The feeding pneumatic claw 102 is driven by the feeding driving cylinder 112 to move up and down along the feeding vertical shaft 111; the plurality of loading suction cups 113 are used for sucking the circuit boards on the lifting tray 103 to be transferred onto the feeding assembly 302.
As shown in fig. 7 and 8, the blanking mechanism 4 includes a blanking support 401, a blanking pneumatic claw 402 mounted on the blanking support 401, a material distribution bracket 403 and a blanking driving assembly; the material distributing bracket 403 is mechanically connected to the material discharging driving assembly, and the material discharging pneumatic gripper 402 is located above the material distributing bracket 403 to grab the circuit board on the material discharging assembly 303.
The blanking driving component comprises a blanking motor 404, a blanking rotating shaft 405 and two blanking gears 406; wherein, two mounting plates 407 are installed at the bottom of the material distributing bracket 403 at intervals. Two ends of the blanking rotating shaft 405 are respectively and rotatably arranged on the two mounting plates 407, and the two blanking gears 406 are respectively arranged at two ends of the blanking rotating shaft 405; the blanking motor 404 is mechanically connected with the blanking rotating shaft 405. The blanking bracket 401 is provided with blanking racks 408 corresponding to the positions of the blanking gears 406, and each blanking gear 406 is meshed with each blanking rack 408.
The blanking motor 404 drives the blanking rotating shaft 405 to rotate, and drives the two blanking gears 406 to move on the two blanking racks 408 respectively, so that the material distribution bracket 403 is driven to move up and down along the blanking support 401, and the blanking is convenient to pneumatically grasp, grasp the circuit board from the discharging assembly 303 and the material distribution bracket 403 to perform blanking.
The top of the blanking support 401 is provided with a blanking horizontal shaft 409, a blanking vertical shaft 410 is slidably mounted on the blanking horizontal shaft 409, and a blanking pneumatic paw 402 is mounted on the blanking vertical shaft 410. Further, the blanking pneumatic gripper 402 is provided with a blanking driving cylinder 411 and a plurality of blanking suction cups 412. The blanking driving cylinder 411 drives the blanking pneumatic gripper 402 to move up and down along the blanking vertical shaft 410; the plurality of blanking suction cups 412 are used for sucking the circuit boards on the discharging assembly 303 to be transferred onto the material distributing bracket 403.
The working process of the circuit board detection device is as follows:
firstly, grabbing a circuit board to be detected on a lifting tray 103 by a feeding pneumatic claw 102 and placing the circuit board on a feeding component 302 for feeding;
then, the circuit board is conveyed to the first roller set 308 by the feeding assembly 302, and then conveyed to the detection area 310 by the first roller set 308, and the circuit board is detected by the camera 202; the circuit board is conveyed to the discharging assembly 303 through the middle roller set 311 of the detection area 310;
finally, the circuit board which is detected on the feeding assembly 302 is grabbed by the blanking pneumatic claw 402 and placed on the distributing bracket 403 for blanking, so that the continuity and dynamic detection of the circuit board is completed.
In summary, the circuit board detection device of the utility model has the following advantages:
1. through setting up feed mechanism 1 at circuit board conveying mechanism 3's feed end, the discharge end sets up unloading mechanism 4 to install visual detection mechanism 2 in circuit board conveying mechanism 3, make the mode of the motion that the circuit board adopted through visual detection mechanism 2, realize the continuity that the circuit board detected, thereby improve visual detection mechanism 2's accuracy and efficiency greatly.
2. The circuit board detection device can be used for carrying out full-coverage accurate detection on all different types of circuit boards by arranging the upper light source 203 and the lower light source 204 to be matched with the camera 202 to detect the circuit board.
3. Through setting up many first compression roller springs 317 for two first upper brackets 312 can be along many first lifting guide pillar 316 up, down movements, finely tune many first upper rollers 314's position, change many first upper rollers 314 and many first lower rollers 315 between the distance to the circuit board that adapts to different plate thickness is carried.
4. Through the arrangement of the plurality of second compression roller springs 323, the two second upper brackets 318 can move up and down along the plurality of second lifting guide pillars 322, the positions of the plurality of second upper rollers 320 are finely adjusted, and the distance between the plurality of second upper rollers 320 and the plurality of second lower rollers 321 is changed to adapt to the conveying of circuit boards with different board thicknesses.
Any combination of the various embodiments of the present invention should be considered as disclosed in the present invention, unless the inventive concept is contrary to the present invention; within the scope of the technical idea of the utility model, any combination of various simple modifications and different embodiments of the technical solution without departing from the inventive idea of the present invention shall fall within the protection scope of the present invention.

Claims (10)

1. A circuit board inspection device, comprising: the device comprises a feeding mechanism, a visual detection mechanism, a circuit board conveying mechanism, a discharging mechanism and a control system; the feeding mechanism is connected to one end of the circuit board conveying mechanism, and the discharging mechanism is connected to the other end of the circuit board conveying mechanism; the visual detection mechanism is arranged on the circuit board conveying mechanism and used for detecting the circuit board; the feeding mechanism, the visual detection mechanism, the circuit board conveying mechanism and the discharging mechanism are all in communication connection with the control system;
the circuit board conveying mechanism comprises a conveying frame, a feeding assembly, a discharging assembly and a rolling conveying assembly, wherein the feeding assembly, the discharging assembly and the rolling conveying assembly are mounted on the conveying frame; the conveying frame is provided with a feeding end and a discharging end, the feeding assembly is installed at the feeding end, the discharging assembly is installed at the discharging end, and the rolling conveying assembly is located between the feeding assembly and the discharging assembly; the rolling conveyor assembly comprises a first roller set and a second roller set; the first roller group is arranged close to the feeding assembly, and the second roller group is arranged close to the discharging assembly; a gap between the first set of rollers and the second set of rollers forms a detection zone;
the visual detection mechanism comprises a housing, a camera, an upper light source and a lower light source; the outer cover is arranged on the conveying frame and covers the first roller set and the second roller set; the upper end of the outer cover is provided with a mounting beam, the camera is mounted on the mounting beam, and a lens of the camera faces the detection area; the upper light source and the lower light source are arranged on the same side, the upper light source is arranged at the upper end of the first roller set, and the lower light source is arranged on the conveying frame and is positioned between the first roller set and the second roller set.
2. The circuit board inspection device of claim 1, wherein: the first roller set comprises two first upper brackets, two first lower brackets, a plurality of first upper rollers and a plurality of first lower rollers; the two first lower supports are arranged on the conveying frame at intervals, and the plurality of first lower rollers are arranged between the two first lower supports side by side; each first upper bracket is installed in each on the first lower carriage, many first upper roller is installed side by side in two between the first upper bracket, and each first upper roller is located each directly over first lower roller.
3. The circuit board inspection device of claim 2, wherein: each first upper bracket is provided with a plurality of first lifting guide pillars, a first compression roller spring is arranged between every two adjacent first lifting guide pillars, and each first compression roller spring is correspondingly positioned above each first upper roller.
4. The circuit board inspection device of claim 1, wherein: the second roller group comprises two second upper brackets, two second lower brackets, a plurality of second upper rollers and a plurality of second lower rollers; the two second lower brackets are arranged on the conveying frame at intervals, and the plurality of second lower rollers are arranged between the two second lower brackets side by side; each the second upper bracket is installed in each on the second lower carriage, many the second is gone up the roller and is installed in two side by side between the second upper bracket, and each the roller is located each on the second roller directly over the second lower roller.
5. The circuit board inspection device of claim 4, wherein: each second upper bracket is provided with a plurality of second lifting guide pillars, a second compression roller spring is arranged between every two adjacent second lifting guide pillars, and each second compression roller spring is correspondingly positioned above each second upper roller.
6. The circuit board inspection device of claim 5, wherein: an included angle between an extension line of a lens of the camera and a central line of the detection area is 14 degrees; an included angle between an extension line of a lens of the camera and a central line of the upper light source is 35 degrees.
7. The circuit board inspection device of claim 1, wherein: the feeding mechanism comprises a feeding support, a feeding pneumatic paw arranged on the feeding support, a lifting tray and a feeding driving assembly; the lifting tray is mechanically connected with the feeding driving assembly, and the feeding pneumatic claw is positioned above the lifting tray and used for grabbing a circuit board on the lifting tray;
the feeding driving assembly comprises a feeding motor, a feeding rotating shaft and two feeding gears; two fixing plates are installed at the bottom of the lifting tray at intervals, and two ends of the feeding rotating shaft are rotatably installed on the two fixing plates respectively; the two feeding gears are respectively arranged at two ends of the feeding rotating shaft, and the feeding motor is mechanically connected with the feeding rotating shaft; the feeding rack is arranged at the position, corresponding to each feeding gear, of the feeding support, and each feeding gear is meshed with each feeding rack.
8. The circuit board inspection device of claim 7, wherein: a feeding horizontal shaft is arranged at the top of the feeding support, a feeding vertical shaft is slidably mounted on the feeding horizontal shaft, and the feeding pneumatic claw is mounted on the feeding vertical shaft; the pneumatic gripper of material loading is equipped with the material loading and drives actuating cylinder and a plurality of material loading sucking disc.
9. The circuit board inspection device of claim 1, wherein: the blanking mechanism comprises a blanking support, a blanking pneumatic paw arranged on the blanking support, a material distribution bracket and a blanking driving assembly; the blanking driving component is arranged above the blanking pneumatic paw, and the blanking driving component is used for driving the circuit board to be clamped on the blanking component;
the blanking driving assembly comprises a blanking motor, a blanking rotating shaft and two blanking gears; the bottom of the material distribution bracket is provided with two mounting plates at intervals; two ends of the blanking rotating shaft are respectively and rotatably arranged on the two mounting plates, and the two blanking gears are respectively arranged at two ends of the blanking rotating shaft; the blanking motor is mechanically connected with the blanking rotating shaft; the blanking support is provided with blanking racks corresponding to the positions of the blanking gears, and each blanking gear is meshed with each blanking rack.
10. The circuit board inspection device of claim 9, wherein: a blanking horizontal shaft is arranged at the top of the blanking support, a blanking vertical shaft is slidably mounted on the blanking horizontal shaft, and the blanking pneumatic paw is mounted on the blanking vertical shaft; the pneumatic gripper of unloading is equipped with the unloading and drives actuating cylinder and a plurality of unloading sucking discs.
CN202220078540.1U 2022-01-13 2022-01-13 Circuit board detection device Active CN216747464U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220078540.1U CN216747464U (en) 2022-01-13 2022-01-13 Circuit board detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220078540.1U CN216747464U (en) 2022-01-13 2022-01-13 Circuit board detection device

Publications (1)

Publication Number Publication Date
CN216747464U true CN216747464U (en) 2022-06-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220078540.1U Active CN216747464U (en) 2022-01-13 2022-01-13 Circuit board detection device

Country Status (1)

Country Link
CN (1) CN216747464U (en)

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