CN211652583U - Circuit board resin plug hole detection machine - Google Patents
Circuit board resin plug hole detection machine Download PDFInfo
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- CN211652583U CN211652583U CN202020111895.7U CN202020111895U CN211652583U CN 211652583 U CN211652583 U CN 211652583U CN 202020111895 U CN202020111895 U CN 202020111895U CN 211652583 U CN211652583 U CN 211652583U
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Abstract
The utility model provides a circuit board resin consent detects machine, including frame, optical imaging system and conveyer all locates the frame, optical imaging system includes two optical imaging mechanism, two optical imaging mechanism locates respectively conveyer's upper and lower both sides, two optical imaging mechanism is used for right product on the conveyer carries out image information acquisition. The technical scheme of the utility model a circuit board resin consent detects machine that detection efficiency is high is provided.
Description
Technical Field
The utility model relates to a circuit board detects technical field, in particular to circuit board resin consent detects machine.
Background
Because the resin hole plugging technology is gradually applied by more and more circuit boards, and the circuit boards are scrapped due to various defects of the resin hole plugging, the detection of the resin hole plugging of the circuit boards is more and more strict; the resin plug hole detection machine for the circuit board currently used can only detect a single surface at one time, and after the detection of one surface is finished, the circuit board needs to be turned over, and then the detection of the other surface is carried out, so that the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a circuit board resin consent detects machine aims at providing a circuit board resin consent that detection efficiency is high and detects machine.
In order to achieve the above object, the present invention provides a circuit board resin plug hole inspection machine, which comprises a frame, an optical imaging system and a conveying device, wherein the optical imaging system and the conveying device are both arranged on the frame,
the optical imaging system comprises two sets of optical imaging mechanisms, the two optical imaging mechanisms are respectively arranged on the upper side and the lower side of the conveying device, and the two optical imaging mechanisms are used for collecting image information of products on the conveying device.
In an embodiment of the present invention, each of the optical imaging mechanisms includes a camera, a light source, and a reflector;
the conveying device is provided with a first shooting area, the camera is arranged above the first shooting area in the optical imaging mechanism, a lens of the camera is arranged towards the first shooting area, the light source and the reflector are arranged on one side of the first shooting area, and the reflector is arranged below the light source and used for reflecting light rays emitted by the light source to the first shooting area;
the conveying device is provided with a second shooting area, in the other optical imaging mechanism, the camera is arranged below the second shooting area, the lens of the camera faces the second shooting area, the light source and the reflector are arranged on one side of the second shooting area, and the reflector is arranged above the light source and used for reflecting light emitted by the light source to the second shooting area.
In an embodiment of the present invention, the included angle between the emergent light of the light source and the horizontal plane is defined as α, and the condition is satisfied: the angle between 80 degrees is less than 90 degrees;
defining an included angle beta between a reflecting surface of the reflector and a horizontal plane, and meeting the following conditions: and the angle beta is less than 70 degrees.
In an embodiment of the present invention, the first shooting area and the second shooting area are arranged in a staggered manner.
In one embodiment of the utility model, the conveying device comprises a plurality of conveying rollers and a pinch roller unit, the plurality of conveying rollers are arranged side by side at intervals along the conveying direction of the conveying device, the pinch roller unit is arranged at the output end of the conveying device,
the pinch roller unit is provided with a transmission space, one side of the pinch roller unit facing the transmission roller is provided with a transmission inlet, one side of the pinch roller unit departing from the transmission roller is provided with a transmission output port, a product is introduced from the transmission inlet, passes through the transmission space and is transmitted out from the transmission output port, the first shooting area and the second shooting area are both arranged at the bottom of the transmission space,
the top of pinch roller unit be equipped with the first mouth of dodging of transmission space intercommunication, one the camera lens orientation of camera the first mouth setting of dodging, the bottom of pinch roller unit be equipped with the second of transmission space intercommunication dodges the mouth, another the camera lens orientation of camera the second dodges the mouth setting.
The utility model discloses an in the embodiment, the pinch roller unit includes pinch roller and lower pinch roller, go up the pinch roller with the pinch roller sets up relatively down, down the pinch roller with the transmission roller sets up at the interval side by side, it is higher than to go up the pinch roller the transmission roller sets up, go up the pinch roller with form down between the pinch roller the transmission space.
The utility model discloses an in the embodiment, circuit board resin consent detects machine still includes elevating system, elevating system locates the frame is located one of conveyer top optical imaging mechanism with go up the pinch roller and all locate elevating system's lift portion, in order to adjust the height in transmission space.
In an embodiment of the present invention, the circuit board resin plug hole detecting machine further includes a pre-processing device, the pre-processing device is disposed in the frame, along the transmission direction of the conveying device, the pre-processing device and the optical imaging system are sequentially disposed at intervals in the conveying device, so that the products on the conveying device sequentially flow through the pre-processing device and the optical imaging system, and the pre-processing device is used for integrating the products on the conveying device.
In an embodiment of the present invention, the preprocessing device includes a clapper mechanism and a plate-arranging mechanism, and the clapper mechanism and the plate-arranging mechanism are sequentially arranged at intervals along the transmission direction of the conveyer.
In an embodiment of the present invention, the plate-patting mechanism includes a first metal plate and a second metal plate, the first metal plate and the second metal plate are respectively movably disposed at two sides of the conveying device, at least a portion of the first metal plate and at least a portion of the second metal plate are higher than the conveying device, and are disposed relatively, the first metal plate and the second metal plate are close to or far away from each other, so as to perform plate-patting on a product on the conveying device;
and/or, whole board mechanism includes fixed stop and adjustable fender, fixed stop locates one side of conveyer, adjustable fender movably locates conveyer's opposite side, fixed stop with adjustable fender is higher than the conveyer setting, and relative setting, adjustable fender is close to or keeps away from fixed stop moves to carry out whole board to the product on the conveyer.
The utility model provides a circuit board resin consent detects machine, this circuit board resin consent detects machine is equipped with optical imaging mechanism respectively through the upper and lower both sides at conveyer, and when the product on the conveyer flows through to optical imaging system, can carry out image acquisition simultaneously and be used for detecting two upper and lower surfaces of product, has improved detection efficiency greatly. That is, the technical scheme of the utility model a circuit board resin consent detects machine that detection efficiency is high is provided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of a view angle of an embodiment of the circuit board resin plug hole inspection machine of the present invention;
FIG. 2 is a schematic structural view of another view angle of an embodiment of the circuit board resin plug hole inspection machine of the present invention;
FIG. 3 is a schematic view of a part of the structure of the conveyor and the optical imaging system in the circuit board resin plug hole inspection machine of the present invention;
FIG. 4 is a schematic view of a part of the structure of the optical imaging system in the circuit board resin plug hole inspection machine of the present invention;
FIG. 5 is a schematic view of the optical path of the optical imaging system in the circuit board resin plug hole inspection machine of the present invention;
FIG. 6 is a schematic structural view of a clapper mechanism and a part of a conveyer in the resin plug hole inspection machine for circuit boards of the present invention;
FIG. 7 is a schematic structural view of a clapper mechanism in the resin plug hole inspection machine for circuit boards of the present invention;
FIG. 8 is a schematic structural view of a plate arrangement mechanism of the circuit board resin plug hole inspection machine of the present invention;
FIG. 9 is a schematic view of a part of the structure of the resin plug hole inspection machine for circuit boards of the present invention;
FIG. 10 is a schematic view of a partial structure of a pinch roller unit in the circuit board resin plug hole inspection machine of the present invention;
FIG. 11 is a schematic view of a partial structure of a pinch roller unit in the circuit board resin plug hole inspection machine of the present invention;
FIG. 12 is a schematic diagram of the operation of a pinch roller unit in the circuit board resin plug hole inspection machine of the present invention;
FIG. 13 is a water path diagram of a water cooling heat dissipation system in the circuit board resin plug hole inspection machine of the present invention;
description of the reference numerals
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
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 efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a circuit board resin consent detects machine 100 aims at providing a circuit board resin consent that detection efficiency is high and detects machine 100. The concrete structure of the circuit board resin plug hole inspection machine 100 of the present invention will be described below:
referring to fig. 1 to 13, in an embodiment of the present invention, the circuit board resin plug hole inspection machine 100 includes a frame 10, an optical imaging system 20, and a conveyer 30, wherein the optical imaging system 20 and the conveyer 30 are both disposed on the frame 10,
the optical imaging system 20 includes two sets of optical imaging mechanisms, the two optical imaging mechanisms are respectively disposed on the upper and lower sides of the conveying device 30, and the two optical imaging mechanisms are used for collecting image information of a product on the conveying device 30.
In this embodiment, the rack 10 includes an upper rack 11 and a lower rack 12, the upper rack 11 is fixedly connected to the lower rack 12 through the portal frames 111 on the two sides, and specifically, the portal frames 111 and the lower rack 12 can be fixedly connected through screws, fasteners, welding, and the like. The lower frame 12 has a mounting chamber 121 formed therein, and the transfer device 30 is provided on a surface of the lower frame 12 facing the upper frame 11, wherein an optical imaging mechanism located below the transfer device 30 is provided in the mounting chamber 121 of the lower frame 12.
The conveying device 30 comprises a plurality of conveying rollers 31 and a pressing wheel unit 32, the plurality of conveying rollers 31 are arranged side by side at intervals along the conveying direction of the conveying device 30, the pressing wheel unit 32 is arranged at the output end of the conveying device 30, the pressing wheel unit 32 is positioned between the two optical imaging mechanisms,
the conveying device 30 further comprises a driving motor, a first gear, a second gear, a first synchronizing wheel, a second synchronizing wheel and a third synchronizing wheel, wherein the driving motor is arranged on the first synchronizing wheel, the pressing wheel unit 32 is arranged on the second synchronizing wheel, the transmission roller 31 is arranged on the third synchronizing wheel, a first synchronizing belt is arranged between the first synchronizing wheel and the second synchronizing wheel, a second synchronizing belt is arranged between the second synchronizing wheel and the third synchronizing wheel, the driving motor drives the first synchronizing wheel to rotate so as to drive the second synchronizing wheel to rotate, and finally the third synchronizing belt is driven to rotate. One end of each transmission roller 31 is sleeved with a first gear, a second gear is arranged between two adjacent first gears, the first gears are meshed with the second gears, namely the two adjacent transmission rollers 31 are in transmission connection through the second gears, the first gears are in transmission connection with a third synchronizing wheel, and the third synchronizing wheel drives the first gears to rotate, so that the second gears are driven to rotate, and finally the whole conveying device 30 is driven to rotate.
The conveying device 30 further includes two fixing seats 323, the two fixing seats 323 are respectively and fixedly connected to two opposite sides of the lower frame 12, a bearing 324 is sleeved in the transmission roller 31, the bearing 324 is rotatably connected with the transmission roller 31, the first gear is sleeved at one end of the bearing 324, and two opposite ends of the bearing 324 are respectively and fixedly connected to the two fixing seats 323.
The circuit board resin plug hole detector 100 further includes a processing module, which includes an image acquisition computer, a switch, a data processing computer, and a database. The two optical imaging mechanisms in the optical imaging system 20 acquire corresponding image information and transmit the image information to the image acquisition computer, the image acquisition computer sends the acquired image information to the data processing computer through the switch, the data processing computer processes and analyzes the image information data, and the structure obtained after analysis is stored in the data.
Therefore, it can be understood that, in the technical solution of the present invention, this circuit board resin plug hole detection machine 100 is equipped with the optical imaging mechanism through the upper and lower both sides at conveyer 30 respectively, and when the product on conveyer 30 flows through to optical imaging system 20, can carry out image acquisition simultaneously to two upper and lower surfaces of product and be used for detecting, has improved detection efficiency greatly. That is, the technical scheme of the utility model a circuit board resin consent detects machine 100 that detection efficiency is high is provided.
Referring to fig. 1 to 5, in an embodiment of the circuit board resin plug hole inspection machine 100 of the present invention, each of the optical imaging mechanisms includes a camera 21, a light source 22 and a reflective mirror 231;
the transmission device 30 is provided with a first shooting area, in the optical imaging mechanism, the camera 21 is arranged above the first shooting area, the lens 211 of the camera 21 is arranged towards the first shooting area, the light source 22 and the reflector 231 are arranged at one side of the first shooting area, and the reflector 231 is arranged below the light source 22 and used for reflecting the light emitted by the light source 22 to the first shooting area;
the transmission device 30 is provided with a second shooting area, in another optical imaging mechanism, the camera 21 is arranged below the second shooting area, the lens 211 of the camera 21 is arranged towards the second shooting area, the light source 22 and the reflective mirror 231 are arranged at one side of the second shooting area, and the reflective mirror 231 is arranged above the light source 22 and used for reflecting the light emitted by the light source 22 to the second shooting area.
In this embodiment, in the optical imaging mechanism, the emergent light of the light source 22 is reflected by the reflective mirror 23 and then emitted to the upper surface of the product on the conveying device 30, and the camera 21 is used for collecting image information of the upper surface of the product on the conveying device 30; in another optical imaging mechanism, the emergent light of the light source 22 is reflected by the reflective mirror 23 and then emitted to the lower surface of the product on the conveying device 30, and the second camera 21 is used for collecting image information of the lower surface of the product on the conveying device 30.
The first photographing region and the second photographing region may be entirely overlapped, or partially overlapped, or entirely non-overlapped. When the first shooting area and the second shooting area are completely overlapped, all areas of the upper surface and the lower surface of the product can be shot simultaneously; when the first shooting area and the second shooting area are partially overlapped, partial areas of the upper surface and the lower surface of the product can be shot simultaneously; when the first shooting area and the second shooting area are not overlapped, two areas with different upper and lower surfaces of the product can be shot simultaneously.
The optical imaging mechanism further comprises an adjusting sliding table 24, the camera 21 can be slidably arranged on the adjusting sliding table 24 and can slide up and down along the Z-axis direction, the camera 21 is correspondingly adjusted to enable the camera 21 to be adjusted to the position with the optimal height, and accurate acquisition of image information is guaranteed. The camera 21 is provided with a lens 211, and the camera 21 collects image information of a corresponding part of the product through the lens 211.
In order to further ensure accurate acquisition of image information, each optical imaging mechanism comprises two light sources 22 and two reflectors 231 which are oppositely arranged, and the reflected light of the two reflectors 231 is emitted to the same position of the product. In the optical imaging mechanism, two light sources 22 and two reflectors 231 are respectively positioned at two opposite sides of the first shooting area; in another optical imaging mechanism, the two light sources 22 and the two mirrors 231 are respectively located on opposite sides of the second photographing region.
The optical imaging mechanism further comprises a fixed plate 232 and a light shielding plate 233, and the reflecting mirror 231, the fixed plate 232 and the light shielding plate 233 form a reflecting mirror group 23. The fixed plate 232 is disposed on the frame 10, the reflective mirror 231 is disposed on the fixed plate 232, and the light shielding plate 233 is disposed on the surface of the fixed plate 232 away from the light source 22, so as to prevent the two optical imaging mechanisms from affecting each other.
Referring to fig. 1 to fig. 5, in an embodiment of the circuit board resin plug hole detecting machine 100 of the present invention, an included angle between the emergent light of the light source 22 and a horizontal plane is defined as α, which satisfies the following conditions: the angle between 80 degrees is less than 90 degrees;
an included angle between the reflecting surface of the reflector 231 and the horizontal plane is defined as beta, and the following conditions are met: and the angle beta is less than 70 degrees.
In this embodiment, the emergent light of the light source 22 is high-angle light, the high-angle light forms low-angle light after being reflected by the reflective mirror 231, and the low-angle mask is arranged on a product to be detected to form a light ray with higher brightness, so that the camera 21 can collect the light ray conveniently, and the accurate collection of the image information can be further ensured.
It can be understood that, in order to make the emergent light of the light source 22 form light with higher brightness after being reflected by the reflective mirror 231, and ensure that enough light irradiates on the product to be detected, thereby further ensuring accurate collection of image information, so that the included angle between the emergent light of the light source 22 and the horizontal plane is between 80 ° and 90 °, and the included angle between the reflecting surface of the reflective mirror 231 and the horizontal plane is between 40 ° and 70 °.
Referring to fig. 1 to 5, in an embodiment of the circuit board resin plug hole detecting machine 100 of the present invention, the first shooting area and the second shooting area are arranged in a staggered manner.
In this embodiment, the shooting paths of the two cameras 21 in the two optical imaging mechanisms are not on the same straight line, the two light sources 22 in the two optical imaging mechanisms respectively irradiate a first position and a second position of the product after passing through the corresponding mirror group 23, the first position is located on the upper surface of the product, the second position is located on the lower surface of the product, and the first position and the second position are located on different vertical cross sections of the product in the vertical direction.
It can be understood that, in order to avoid mutual interference when the two optical imaging mechanisms simultaneously acquire image information of the upper surface and the lower surface of the product, the two optical imaging mechanisms are arranged in a staggered manner.
Referring to fig. 1, 2, 9-12, in an embodiment of the present invention, the conveyor 30 includes a plurality of conveying rollers 31 and a pinch roller unit 32, the plurality of conveying rollers 31 are spaced side by side along a conveying direction of the conveyor 30, the pinch roller unit 32 is disposed at an output end of the conveyor 30,
a transmission space is formed in the pinch roller unit 32, a transmission inlet is formed in one side, facing the transmission roller 31, of the pinch roller unit 32, a transmission outlet is formed in one side, facing away from the transmission roller 31, of the pinch roller unit 32, a product is introduced from the transmission inlet, passes through the transmission space and is transmitted out from the transmission outlet, and the first shooting area and the second shooting area are both located at the bottom of the transmission space;
the top of pinch roller unit 32 be equipped with the first mouth of dodging of transmission space intercommunication, one camera 21's camera lens 211 orientation the first mouth of dodging sets up, the bottom of pinch roller unit 32 be equipped with the second of transmission space intercommunication dodges the mouth, another camera 21's camera lens 211 orientation the second dodges the mouth setting.
In this embodiment, the plurality of pressure wheel units 32 are arranged, and along the transmission direction of the conveying device 30, the plurality of pressure wheel units 32 form pressure wheel mechanisms at intervals, and the first avoidance port and the second avoidance port are arranged between any two adjacent pressure wheel units 32.
The input end of the conveying device 30 is connected with the output end of the circuit board for resin hole plugging process, so that the circuit board is directly conveyed to the detecting machine 100 for detection after the resin hole plugging process is carried out, and the problems that the product is easy to damage or the consumed time is long during the process transfer are solved.
Further, pinch roller unit 32 includes pinch roller 321 and lower pinch roller 322, go up pinch roller 321 with lower pinch roller 322 sets up relatively, lower pinch roller 322 with transmission roller 31 sets up side by side interval, go up pinch roller 321 is higher than transmission roller 31 sets up, go up pinch roller 321 with be formed with between lower pinch roller 322 the transmission space.
The pinch roller mechanism comprises four pinch roller units 32, namely eight pinch rollers in total, wherein the upper pinch roller 321 and the lower pinch roller 322 rotate in opposite directions, and the rotation direction of the lower pinch roller 322 is consistent with that of the conveying roller 31.
The pinch roller mechanism further comprises two adjusting components which are respectively arranged on two opposite sides of the upper pinch roller 321, and the upper pinch roller 321 can be adjusted to move towards or away from the lower pinch roller 322 through the adjusting components so as to adjust the height of the transmission space.
Specifically, the adjusting part includes pinch roller sliding seat 3211, guide arm 3212, slide bearing 3213, pinch roller mounting panel 3214 and fixed block 3215 under the pinch roller, pinch roller mounting panel 3214 sets up with fixed block 3215 under the pinch roller relatively, and be located the top of fixed block 3215 under the pinch roller, pass through screwed connection between pinch roller mounting panel 3214 and the fixed block 3215 under the pinch roller, guide arm 3212 extends along the direction that pushes down wheel 322 to go up pinch roller 321 and sets up, and the both ends of guide arm 3212 connect pinch roller mounting panel 3214 and fixed block 3215 under the pinch roller respectively, slide bearing 3213 overlaps and locates guide arm 3212, slide bearing 3213 installs in pinch roller sliding seat 3211, and be connected with slide bearing 3213, can adjust the height of going up the pinch roller 321 through the height of adjusting screw, and then adjust the height.
It can be understood that, since the size of the circuit board is generally large, it is difficult to avoid warping after the resin hole plugging process, and if the warping is serious, the image acquisition quality will be affected, so as to ensure the image information acquisition accuracy, the pressing wheel unit 32 is arranged at the output end of the conveying device 30, so that after the product passes through the pressing wheel unit 32, the pressing wheel unit 32 will give a certain pressure to the product, so that the product keeps a certain flatness when the image acquisition is performed.
Referring to fig. 1, fig. 2 and fig. 9 in combination, in an embodiment of the circuit board resin plug hole inspection machine 100 of the present invention, the circuit board resin plug hole inspection machine 100 further includes an elevating mechanism 50, the elevating mechanism 50 is located in the frame 10, which is located above the conveyer 30, the optical imaging mechanism and the upper pressing wheel 321 are both located in the lifting portion 51 of the elevating mechanism 50, so as to adjust the height of the transmission space.
In this embodiment, the lifting mechanism 50 includes a servo motor 52, a lifting part 51 and a slide rail 53, the servo motor 52 is fixedly connected to the upper frame 11, the slide rail 53 extends along the direction from the lower frame 12 to the upper frame 11, and the lifting part 51 slides up and down along the slide rail 53. The pinch roller mechanism further comprises a first connecting plate 3217, and the upper pinch roller 321 is connected with the lifting part 51 of the lifting mechanism 50 through the first connecting plate 3217; the optical imaging mechanism located above the transfer device 30 further includes a second connecting plate, and the optical imaging mechanism is connected to the elevating portion 51 of the elevating mechanism 50 through the second connecting plate.
It will be appreciated that in order to improve the adaptability of the press wheel unit 32 to accommodate products of different thicknesses, an optical imaging mechanism and the upper press wheel 321 are connected to the elevating portion 51 of the elevating mechanism 50, and the height of the conveying space is adjusted by the elevating portion 51.
Referring to fig. 1, fig. 2, fig. 6 to fig. 8, in an embodiment of the circuit board resin plug hole detecting machine 100 of the present invention, the circuit board resin plug hole detecting machine 100 further includes a pre-processing device 40, the pre-processing device 40 is disposed on the frame 10, along the transmission direction of the conveying device 30, the pre-processing device 40 and the optical imaging system 20 are sequentially disposed on the conveying device 30 at intervals, so that the products on the conveying device 30 sequentially flow through the pre-processing device 40 and the optical imaging system 20, and the pre-processing device 40 is used for integrating the products on the conveying device 30.
It can be understood that, in order to ensure that the corresponding image information can be accurately collected when the product enters the optical imaging system 20, and to avoid the phenomenon that the product is inclined or stacked when entering the optical imaging system 20, and the collection of the image information is affected, the pre-processing device 40 is disposed at the front end of the conveying device 30, and the pre-processing device 40 is disposed at the front end of the conveying device 30, so that when the product is conveyed on the conveying device 30, after the product is pre-processed and integrated by the pre-processing device 40, the product enters the optical imaging system 20 for image information collection.
Referring to fig. 1, fig. 2, fig. 6 to fig. 8, in an embodiment of the circuit board resin plug hole detecting machine 100 of the present invention, the preprocessing device 40 includes a clapper mechanism 41 and a plate-arranging mechanism 42, and the clapper mechanism 41 and the plate-arranging mechanism 42 are sequentially arranged at intervals along the conveying direction of the conveying device 30.
It can be understood that, in order to further improve the regularity of the products on the conveying device 30 before entering the optical imaging system 20 and ensure that the camera 21 in the optical imaging mechanism can accurately acquire the image information of the corresponding position of the products, the clapper mechanism 41 and the plate arranging mechanism 42 are provided, so that the products on the conveying device 30 are firstly clapped by the clapper mechanism 41, at this time, the products are guaranteed to be clapped and arranged in the plate arranging range of the plate arranging mechanism 42, and when the products enter the plate arranging mechanism 42, the products cannot be aligned by the side if the edges of the products are not in the plate arranging range of the plate arranging mechanism 42; the products enter the plate arranging mechanism 42 after being subjected to plate-arranging processing by the plate arranging mechanism 41, the plate arranging mechanism 42 is used for carrying out edge-approaching alignment processing on the products, and after the plate arrangement is finished, the products are transmitted to the optical imaging system 20 through the conveying device 30 to carry out image information acquisition.
Referring to fig. 6 and 7 in combination, in an embodiment of the circuit board resin plug hole detector 100 of the present invention, the clapping mechanism 41 includes a first metal plate 411 and a second metal plate 412, the first metal plate 411 and the second metal plate 412 are movably disposed on both sides of the conveyer 30, at least partially the first metal plate 411 and at least a portion of the second metal plate 412 are higher than the conveyer 30, and are disposed relatively, the first metal plate 411 and the second metal plate 412 are close to or away from each other to clap the products on the conveyer 30.
In this embodiment, the clapper mechanism 41 further includes a first air cylinder 413 and a second air cylinder 414, the first air cylinder 413 drives the first metal plate 411 to move toward or away from the second metal plate 412, and the second air cylinder 414 drives the second metal plate 412 to move toward or away from the first metal plate 411.
The clapper mechanism 41 further comprises a cross beam 415, two opposite ends of the cross beam 415 are respectively and fixedly connected to the fixing seats 323 on two side edges of the conveying device 30, the first air cylinder 413 and the second air cylinder 414 are arranged on the cross beam 415 and are respectively located between two ends of the conveying roller 31 and the two fixing seats 323, and the first metal plate 411 and the second metal plate 412 are respectively arranged on the first air cylinder 413 and the second air cylinder 414, so that the first air cylinder 413 drives the first metal plate 411 to move along the cross beam 415, and the second air cylinder 414 drives the second metal plate 412 to move along the cross beam 415.
The clapper mechanism 41 further comprises a sensor 416, the sensor 416 is disposed on one of the fixing seats 323 of the conveyer 30, and a sensing port of the sensor 416 is disposed toward the conveyer 30.
Referring to fig. 8 in combination, in an embodiment of the present invention, the whole board mechanism 42 includes a fixed baffle 421 and a movable baffle 422, the fixed baffle 421 is disposed on one side of the conveyer 30, the movable baffle 422 is movably disposed on the other side of the conveyer 30, the fixed baffle 421 and the movable baffle 422 are higher than the conveyer 30, and are disposed relatively, the movable baffle 422 is close to or away from the fixed baffle 421 to move the fixed baffle 422 to complete the board of the product on the conveyer 30.
In this embodiment, the fixed baffle 421 and the movable baffle 422 are both disposed higher than the conveyor 30. The plate-adjusting mechanism 42 further includes a first mounting plate 423 and a second mounting plate 424 that are lower than the conveyor 30, the first mounting plate 423 and the second mounting plate 424 are respectively and fixedly connected to the fixing seats 323 at two ends of the conveyor 30, the fixed baffle 421 is fixedly connected to the first mounting plate 423, and the movable baffle 422 is movably disposed on the second mounting plate 424.
The plate-adjusting mechanism 42 further includes a driving mechanism 425 disposed below the conveyor 30, a linear bearing 426, and a plurality of supporting vertical plates 427. Two opposite ends of the linear bearing 426 are respectively and fixedly connected to the first mounting plate 423 and the second mounting plate 424, the fixed baffle 421 and the linear bearing 426 are fixedly connected through two supporting vertical plates 427, the movable baffle 422 and the linear bearing 426 are also movably connected through the two supporting vertical plates 427, the driving mechanism 425 is arranged below the fixed baffle 421 and the movable baffle 422, and the driving mechanism 425 is in transmission connection with the movable baffle 422 to drive the movable baffle 422 to move towards or away from the fixed baffle 421.
The driving mechanism 425 comprises a motor 4251, a driving wheel 4252, a driven wheel 4253 and a synchronous belt 4254, the driven wheel 4253 is in transmission connection with the driving wheel 4252 through the synchronous belt 4254, the motor 4251 drives the driving wheel 4252 to rotate, the movable baffle 422 is connected with the synchronous belt 4254, so that the driving wheel 4252 is driven to rotate firstly by the motor 4251, the driving wheel 4252 drives the driven wheel 4253 to rotate through the synchronous belt 4254, and therefore the movable baffle 422 is driven to reciprocate by the synchronous belt 4254, and therefore the products on the conveying device 30 are subjected to plate processing.
In combination with fig. 13, the utility model discloses in an embodiment of circuit board resin consent detection machine 100, circuit board resin consent detection machine 100 still includes water-cooling heat dissipation system 60, and water-cooling heat dissipation system 60 includes water-cooling machine 61 and water-cooling pipeline, and water-cooling pipeline encircles the setting of light source 22, and water-cooling machine 61 refrigerates the water in the water-cooling pipeline, makes the heat of refrigeration water in light source 22 take out when the pipeline mesocycle to the realization is to the heat dissipation of light source 22.
Specifically, the water-cooling heat dissipation system 60 further includes two adapter blocks 63, the water-cooling pipeline sequentially passes through the adapter block 63, the two upper side light sources 22, the two lower side light sources 22, and the other adapter block 63 and then flows back to the water-cooling machine 61 to be cooled again, wherein a pressure release valve 62 is arranged between the two adapter blocks 63, and the water pressure of the water-cooling pipeline is controlled through the pressure release valve 62.
The utility model discloses in an embodiment of circuit board resin consent detects machine 100, circuit board resin consent detects machine 100 still includes control module, and control module includes PLC and touch-sensitive screen. Firstly, when a product enters the circuit board resin plug hole detector 100, a sensor can send a signal to a PLC (programmable logic controller), the PLC sends a signal to control an electromagnetic valve, and a clapper mechanism 41 is controlled to clap boards; secondly, when the sensor recognizes that the product enters the plate arranging mechanism 42, a signal is sent to the PLC, the PLC sends a signal to control the plate arranging mechanism 42, and the plate arranging mechanism 42 is controlled to carry out plate arranging processing; thirdly, when the sensor recognizes that the product enters the optical imaging system 20, the height of the transmission space is adjusted according to the thickness of the product, so as to drive the upper optical imaging mechanism to move to the optimal imaging position to adapt to products with different thicknesses; fourthly, the start and stop of the circuit board resin plug hole detector 100 can send a signal to the PLC through the touch screen, and the PLC receives the signal and then controls the transmission device 30 to work.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A circuit board resin plug hole detector is characterized by comprising a frame, an optical imaging system and a conveying device, wherein the optical imaging system and the conveying device are arranged on the frame,
the optical imaging system comprises two sets of optical imaging mechanisms, the two optical imaging mechanisms are respectively arranged on the upper side and the lower side of the conveying device, and the two optical imaging mechanisms are used for collecting image information of products on the conveying device.
2. The circuit board resin plug hole detecting machine according to claim 1, wherein each of said optical imaging mechanisms includes a camera, a light source, and a mirror;
the conveying device is provided with a first shooting area, the camera is arranged above the first shooting area in the optical imaging mechanism, a lens of the camera is arranged towards the first shooting area, the light source and the reflector are arranged on one side of the first shooting area, and the reflector is arranged below the light source and used for reflecting light rays emitted by the light source to the first shooting area;
the conveying device is provided with a second shooting area, in the other optical imaging mechanism, the camera is arranged below the second shooting area, the lens of the camera faces the second shooting area, the light source and the reflector are arranged on one side of the second shooting area, and the reflector is arranged above the light source and used for reflecting light emitted by the light source to the second shooting area.
3. The circuit board resin plug hole detecting machine according to claim 2, wherein an angle between the emergent light of the light source and a horizontal plane is defined as α, and a condition is satisfied: the angle between 80 degrees is less than 90 degrees;
defining an included angle beta between a reflecting surface of the reflector and a horizontal plane, and meeting the following conditions: and the angle beta is less than 70 degrees.
4. The machine of claim 2, wherein said first imaging area and said second imaging area are offset.
5. The machine for detecting resin plug holes of circuit board according to claim 2, wherein said conveyor includes a plurality of conveying rollers and a pinch roller unit, said plurality of conveying rollers are spaced side by side along a conveying direction of said conveyor, said pinch roller unit is provided at an output end of said conveyor,
the pinch roller unit is provided with a transmission space, one side of the pinch roller unit, facing the transmission roller, is provided with a transmission inlet, one side of the pinch roller unit, facing away from the transmission roller, is provided with a transmission output port, a product is introduced from the transmission inlet, passes through the transmission space and is transmitted out from the transmission output port, and the first shooting area and the second shooting area are both arranged at the bottom of the transmission space;
the top of pinch roller unit be equipped with the first mouth of dodging of transmission space intercommunication, one the camera lens orientation of camera the first mouth setting of dodging, the bottom of pinch roller unit be equipped with the second of transmission space intercommunication dodges the mouth, another the camera lens orientation of camera the second dodges the mouth setting.
6. The machine for detecting resin plug holes of circuit board according to claim 5, wherein said pressing wheel unit comprises an upper pressing wheel and a lower pressing wheel, said upper pressing wheel and said lower pressing wheel are oppositely disposed, said lower pressing wheel and said transmission roller are arranged side by side at an interval, said upper pressing wheel is disposed higher than said transmission roller, and said transmission space is formed between said upper pressing wheel and said lower pressing wheel.
7. The machine of claim 6, further comprising a lifting mechanism, wherein the lifting mechanism is disposed on the frame, and the optical imaging mechanism and the upper pressing wheel above the conveyor are disposed on a lifting portion of the lifting mechanism to adjust a height of the conveying space.
8. The machine of claim 1, further comprising a pre-processing device, wherein the pre-processing device is disposed on the frame, and the pre-processing device and the optical imaging system are sequentially spaced from each other along the conveying direction of the conveying device, so that the products on the conveying device sequentially flow through the pre-processing device and the optical imaging system, and the pre-processing device is configured to integrate the products on the conveying device.
9. The machine according to claim 8, wherein said preprocessing unit includes a clapper mechanism and a plate-aligning mechanism, said clapper mechanism and said plate-aligning mechanism being sequentially spaced apart in the transport direction of said conveyor.
10. The machine for detecting resin plug holes of circuit boards according to claim 9, wherein the plate-beating mechanism comprises a first metal plate and a second metal plate, the first metal plate and the second metal plate are respectively and movably arranged at two sides of the conveying device, at least part of the first metal plate and at least part of the second metal plate are higher than the conveying device and are oppositely arranged, and the first metal plate and the second metal plate are close to or far away from each other so as to beat the products on the conveying device;
and/or, whole board mechanism includes fixed stop and adjustable fender, fixed stop locates one side of conveyer, adjustable fender movably locates conveyer's opposite side, fixed stop with adjustable fender is higher than the conveyer setting, and relative setting, adjustable fender is close to or keeps away from fixed stop moves to carry out whole board to the product on the conveyer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020111895.7U CN211652583U (en) | 2020-01-17 | 2020-01-17 | Circuit board resin plug hole detection machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020111895.7U CN211652583U (en) | 2020-01-17 | 2020-01-17 | Circuit board resin plug hole detection machine |
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| CN211652583U true CN211652583U (en) | 2020-10-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116500050A (en) * | 2023-06-28 | 2023-07-28 | 四川托璞勒科技有限公司 | PCB visual inspection system |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116500050A (en) * | 2023-06-28 | 2023-07-28 | 四川托璞勒科技有限公司 | PCB visual inspection system |
| CN116500050B (en) * | 2023-06-28 | 2024-01-12 | 四川托璞勒科技有限公司 | PCB visual inspection system |
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