CN217033593U - AOI online automatic optical detector - Google Patents

Abstract

An AOI on-line automatic optical detector comprises a shell, wherein a containing cavity is arranged in the shell, the top of the shell is provided with two slide rails along the length direction of the shell, the two slide rails are symmetrically arranged at two ends of the shell, the bottoms of the slide rails are in one-to-one sliding connection with detection cameras, the top of the shell is also provided with an analysis device electrically connected with the detection cameras, the bottom of the containing cavity is provided with two conveyor belts along the direction of the slide rails, the conveyor belts are arranged at intervals, the shell is provided with a turnover mechanism, the turnover mechanism comprises a rotating plate, the rotating plate is arranged between the two conveyor belts in the middle, two sides of one end of the rotating plate are respectively connected with the shell in a switching way, the other end of the rotating plate is provided with a clamping groove, the slide bars slide along the arc-shaped groove by utilizing the turnover of the rotating plate to slide and stretch, thereby driving a slide block to synchronously cooperate with the turnover of the rotating plate to clamp or release a circuit board, the transmission structure is simple and stable, and is beneficial to popularization and use, the tedious operation of manual turn-over secondary detection is avoided, and the detection efficiency of the circuit board is improved.

Description

AOI online automatic optical detector

Technical Field

The utility model relates to the field of optical detectors, in particular to an AOI (automated optical inspection) online automatic optical detector.

Background

The AOI is an english abbreviation of a full-automatic optical detector, and is mainly used for replacing manual work to detect the appearance of a circuit board, the appearance of the circuit board is scanned by a camera, and image information obtained by scanning is transmitted to an AOI analysis device to be compared with various parameters in a database, so that defects on the circuit board are detected for a maintainer to refer to and repair.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an AOI online automatic optical detector to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an AOI online automatic optical inspection appearance, includes the casing, be equipped with in the casing and hold the chamber, the casing top is equipped with the slide rail along its length direction, the slide rail is equipped with two and the symmetry sets up at the casing both ends, slide rail bottom one-to-one sliding connection has the detection camera, the casing top still is equipped with the analytical equipment with detection camera electric connection, it is equipped with two conveyer belts along the slide rail direction to hold the chamber bottom, the conveyer belt interval sets up, be equipped with tilting mechanism on the casing, tilting mechanism includes the rotor plate, the rotor plate sets up between two conveyer belts between two parties, rotor plate one end both sides respectively with the casing switching, the rotor plate other end is equipped with the centre gripping groove, tilting mechanism can carry out the centre gripping to the plate body that stretches into the centre gripping inslot.

Preferably, tilting mechanism still includes slider, first spring and slide bar, be equipped with the suppression chamber in switch-on centre gripping groove in the rotor plate, the slider cunning is suppressing the intracavity, the slider side is equipped with logical groove, it sets up towards opening direction slope to lead to the groove top surface, first spring setting is suppressing chamber bottom, first spring both ends respectively with the slider bottom with suppress chamber bottom rigid coupling, the slide bar level sets up in rotor plate one side, the slide bar runs through the rotor plate to suppress the intracavity to with the rotor plate cunning, the slide bar runs through the end and passes logical groove, the one end top surface that the slide bar is located logical inslot is equipped with the triangle boss, triangle boss inclined plane and logical groove top surface laminating cunning.

Preferably, tilting mechanism still includes the second spring, hold the chamber both sides all towards holding chamber center level extension and be equipped with circular boss, the rotor plate level sets up between the circular boss, and its one end both sides respectively with the circular boss switching of both sides, the second spring sets up in the slide bar bottom, second spring both ends respectively with smooth chamber bottom and slide bar bottom rigid coupling, the slide bar top openly offsets with the circular boss that corresponds, circular boss openly is equipped with along its circumference can with the arc wall of slide bar top cooperation sliding connection.

Preferably, the top end of the sliding block is provided with an elastic pad.

Preferably, a photoelectric sensor is arranged at the bottom end of the clamping groove.

Preferably, a network module is arranged in the analysis device.

(III) advantageous effects

The utility model has the beneficial effects that: utilize stretching into of photoelectric sensor detection circuit board, and send the signal to order about corresponding motor and start, the upset of control rotor plate, when the upset of rotor plate, the slide bar top will slide along the arc wall, thereby order about the slide bar and slide telescopically, and then it is flexible to drive triangle boss extrusion slider slip, and utilize first spring and second spring to realize the reseing of movable assembly, the synchronous cooperation of slider carries out centre gripping or pine to the circuit board when realizing the rotor plate upset and takes off, circulation reciprocal alright realize the turn-over of circuit board with the assembly line, transmission simple structure is stable, do benefit to and popularize and use, the loaded down with trivial details operation of artifical turn-over secondary detection has been avoided, the detection efficiency of circuit board is improved.

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 principles of the utility model without limiting the utility model in which:

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

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

FIG. 3 shows an enlarged view at A in FIG. 2;

FIG. 4 shows an enlarged view at B in FIG. 2;

FIG. 5 is a second external view of the present invention;

in the figure: the device comprises a shell 1, a 11 accommodating cavity, a 12 sliding rail, a 13 circular boss, a 130 arc-shaped groove, a 2 detection camera, a 3 analysis device, a 4 conveyor belt, a 41 rotating plate, a 410 clamping groove, a 42 sliding block, a 420 through groove, a 43 first spring, a 44 sliding rod, a 440 triangular boss, a 45 second spring, a 5 elastic cushion and a 6 photoelectric sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-5, an AOI online automatic optical inspection instrument, including a housing 1, a containing cavity 11 is provided in the housing 1, a slide rail 12 is provided at the top of the housing 1 along the length direction thereof, the slide rail 12 is provided with two and symmetrically arranged at the two ends of the housing 1, a detection camera 2 is slidably connected at the bottom of the slide rail 12 in a one-to-one correspondence manner, an analysis device 3 electrically connected with the detection camera 2 is further provided at the top of the housing 1, two conveyor belts 4 are provided at the bottom of the containing cavity 11 along the direction of the slide rail 12, the conveyor belts 4 are arranged at intervals, a turnover mechanism is provided on the housing 1, the turnover mechanism includes a rotating plate 41, the rotating plate 41 is arranged between the two conveyor belts 4 in the middle, two sides of one end of the rotating plate 41 are respectively connected with the housing 1, the other end of the rotating plate 41 is provided with a clamping groove 410, and the turnover mechanism can clamp the plate extending into the clamping groove 410.

Specifically, the sliding of the detection camera 2, the rotation of the conveyor belt 4 and the turning of the rotating plate 41 are all driven by a motor, and are uniformly controlled and allocated by a control console arranged in a matched manner; the conveyor belts 4 are arranged in parallel with each other and have the same rotating speed so as to synchronously convey the circuit boards; the analyzer 3 is an AOI analyzer, and is a prior art, which is not described in detail in this embodiment.

In conclusion, when the device is used, a circuit board is placed on the tops of the two conveyor belts 4 and conveyed from one end to the other end of the conveyor belts 4, the detection cameras 2 corresponding to the tops of the conveyor belts 4 slide back and forth along the slide rails 12 to scan the front side of the circuit board below the conveyor belts, the obtained image information is transmitted to the analysis device 3 to be compared with data, after the circuit board moves along with the conveyor belts 4 and extends into the clamping groove 410, the circuit board is clamped by the built-in moving part through the turnover mechanism, then the rotating plate 41 is turned over, when the rotating plate 41 is turned over to the horizontal position at the other end of the conveyor belts 4, the moving part is separated from the circuit board, the circuit board moves along with the conveyor belts 4 again, at the moment, the other detection camera 2 corresponding to the top slides back side of the circuit board back side back along the guide rails to scan, and the obtained image information is transmitted to the analysis device 3 to be compared with data; the turnover of circuit board can be realized to the reciprocating alright assembly line of circulation like this, utilizes rotor plate 41 to overturn the circuit board that stretches into centre gripping groove 410 along with conveyer belt 4, carries out the centre gripping to the circuit board in the upset through the built-in moving part of tilting mechanism simultaneously, has avoided the loaded down with trivial details operation of artifical turnover secondary detection, improves the detection efficiency of circuit board.

Further, tilting mechanism still includes slider 42, first spring 43 and slide bar 44, be equipped with the suppression chamber of switch-on centre gripping groove 410 in the rotor plate 41, slider 42 slips and connects in the suppression intracavity, slider 42 side is equipped with logical groove 420, it sets up towards the slope of opening direction to lead to groove 420 top surface, first spring 43 sets up in suppression chamber bottom, first spring 43 both ends respectively with slider 42 bottom and suppression chamber bottom rigid coupling, slide bar 44 level sets up in rotor plate 41 one side, slide bar 44 runs through rotor plate 41 to suppress the intracavity, and with rotor plate 41 sliding connection, slide bar 44 runs through the end and passes logical groove 420, the one end top surface that slide bar 44 is located logical groove 420 is equipped with triangle boss 440, triangle boss 440 inclined plane and the laminating sliding connection of logical groove 420 top surface.

Specifically, the slide bar 44 may be driven by a motor in cooperation with a screw; under normal state, the sliding rod 44 pushes the sliding block 42 to slide upwards through the triangular boss 440, and the sliding block 42 extrudes the first spring 43; when the rotating plate 41 overturns the circuit board, the motor drives the sliding rod 44 to slide, so that the triangular boss 440 gradually separates from the top surface of the through groove 420 along with the sliding rod 44 which resets, the first spring 43 releases energy to reset and drive the sliding block 42 to slide downwards, and the bottom end of the sliding block is used for clamping the circuit board, so that the circuit board overturning process is more stable; the bottom of the slide block 42 can be padded with an elastic pad material to reduce the influence of clamping on the surface of the circuit board and improve the clamping stability.

Further, tilting mechanism still includes second spring 45, hold chamber 11 both sides all towards holding chamber 11 central level extension and be equipped with circular boss 13, rotor plate 41 level sets up between the circular boss 13, and its one end both sides respectively with the circular boss 13 switching of both sides, second spring 45 sets up in slide bar 44 bottom, second spring 45 both ends respectively with smooth chamber bottom and slide bar 44 bottom rigid coupling, slide bar 44 top openly offsets with the circular boss 13 that corresponds, circular boss 13 openly is equipped with along its circumference can with slide bar 44 top cooperation sliding connection's arc wall 130.

Specifically, when the rotating plate 41 is kept horizontal, the top end of the sliding rod 44 abuts against the front surface of the circular boss 13, the sliding rod 44 pushes the sliding block 42 to slide upwards through the triangular boss 440, the sliding block 42 presses the first spring 43, and the bottom end of the sliding rod 44 presses the second spring 45.

To sum up, when the rotating plate 41 overturns the circuit board, at this time, the top end of the sliding rod 44 slides along the arc-shaped groove 130 and extends into the arc-shaped groove 130, the second spring 45 can release the restoring force to generate the sliding and extending thrust force on the sliding rod 44, meanwhile, the triangular boss 440 gradually separates from the top surface of the through groove 420 along with the sliding of the sliding rod 44, and the first spring 43 can release the restoring force to drive the sliding block 42 to slide downwards and clamp the circuit board by using the elastic pad 5, so that the circuit board overturning process is more stable; when the rotating plate 41 is turned over to the other end of the conveyor belt 4 and is flush with the conveyor belt 4, the top end of the sliding rod 44 slides to be separated from the arc-shaped groove 130 and is abutted against the front face of the circular boss 13 again, so that the triangular boss 440 is driven to push the sliding block 42 again, the sliding block 42 is driven to retract into the elastic pressing cavity, the elastic cushion 5 is separated from the circuit board, the circuit board which is turned over at the moment can continuously move along with the conveyor belt 4, the other detection camera 2 corresponding to the top of the circuit board slides back and forth along the guide rail to scan the back face of the circuit board, and the obtained image information is transmitted to the analysis device 3 for data comparison; the turn-over of circuit board can be realized to the reciprocating alright assembly line ground of so circulation, utilize the upset of rotor plate 41, make slide bar 44 slide along arc wall 130, it is flexible to order about slide bar 44 to slide, thereby it is flexible to drive triangle boss 440 extrusion slider 42 and slide, and utilize first spring 43 and second spring 45 to realize the resetting of movable assembly, slider 42 synchronous fit carries out centre gripping or pine to the circuit board when realizing the upset of rotor plate 41 and takes off, transmission simple structure is stable, do benefit to and use widely, the loaded down with trivial details operation of artifical turn-over secondary detection has been avoided, the detection efficiency of circuit board is improved.

Furthermore, the top end of the sliding block 42 is provided with an elastic pad 5, the elastic pad 5 is made of silica gel, and can be matched with the sliding block 42 to stretch out to elastically extrude the circuit board, so that the circuit board is prevented from being damaged while clamping is ensured.

Furthermore, the bottom end of the clamping groove 410 is provided with the photoelectric sensor 6, the photoelectric sensor 6 is electrically connected with the driving end of the rotating plate 41, when the photoelectric sensor 6 detects that the circuit board extends into the clamping groove 410, a signal can be sent to drive the corresponding motor to be started, so that the rotating plate 41 is driven to turn over, and meanwhile, the driving end of the rotating plate 41 can be controlled to be reversely reset by turning on the timing switch, so that the circuit board can be recycled.

Furthermore, a network module is arranged in the analysis device 3, and the network module can transmit data obtained by the analysis device 3 to an external receiving end in real time through a network, so that a user can monitor the detection process of the circuit board in real time on line.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …", "above … …", "above … …", "above", and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, so that the scope of the present application is not to be construed as being limited.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An AOI on-line automatic optical inspection instrument, comprising: the detection device comprises a shell (1), wherein a containing cavity (11) is arranged in the shell (1), a slide rail (12) is arranged at the top of the shell (1) along the length direction of the top of the shell, the slide rail (12) is provided with two slide rails and is symmetrically arranged at the two ends of the shell (1), the bottoms of the slide rails (12) are in one-to-one sliding connection with detection cameras (2), an analysis device (3) electrically connected with the detection cameras (2) is further arranged at the top of the shell (1), two conveyor belts (4) are arranged at the bottom of the containing cavity (11) along the direction of the slide rail (12), the conveyor belts (4) are arranged at intervals, a turnover mechanism is arranged on the shell (1) and comprises a rotating plate (41), the rotating plate (41) is arranged between the two conveyor belts (4) in the middle, the two sides of one end of the rotating plate (41) are respectively in switching connection with the shell (1), a clamping groove (410) is arranged at the other end of the rotating plate (41), the turnover mechanism can clamp the plate body extending into the clamping groove (410).

2. The AOI on-line automatic optical inspection machine according to claim 1, wherein the turnover mechanism further comprises a slide block (42), a first spring (43) and a slide bar (44);

be equipped with the chamber of suppressing of switch-on centre gripping groove (410) in rotor plate (41), slider (42) slip connects at the suppression intracavity, slider (42) side is equipped with logical groove (420), it sets up towards opening direction slope to lead to groove (420) top surface, first spring (43) set up in suppression chamber bottom, first spring (43) both ends respectively with slider (42) bottom and suppression chamber bottom rigid coupling, slide bar (44) level sets up in rotor plate (41) one side, slide bar (44) run through rotor plate (41) to suppress the intracavity to with rotor plate (41) slip, slide bar (44) run through the end and pass logical groove (420), slide bar (44) are located the one end top surface that leads to groove (420) and are equipped with triangle boss (440), triangle boss (440) inclined plane and the smooth joint of laminating of logical groove (420) top surface.

3. The AOI in-line automatic optical inspection machine of claim 2, wherein the turnover mechanism further comprises a second spring (45);

hold chamber (11) both sides all towards holding chamber (11) center level and extending and be equipped with circular boss (13), rotor plate (41) level sets up between circular boss (13), and its one end both sides respectively with the circular boss (13) switching in both sides, second spring (45) set up in slide bar (44) bottom, second spring (45) both ends respectively with sliding chamber bottom and slide bar (44) bottom rigid coupling, slide bar (44) top openly offsets with circular boss (13) that correspond, circular boss (13) openly are equipped with arc wall (130) that can slide with slide bar (44) top cooperation along its circumference.

4. The AOI on-line automatic optical detector according to claim 2, wherein the top of the slide block (42) is provided with an elastic pad (5).

5. The AOI on-line automatic optical inspection machine according to claim 1, wherein the bottom of the clamping groove (410) is provided with a photoelectric sensor (6).

6. The AOI on-line automatic optical detector according to claim 1, characterized in that a network module is arranged in the analysis device (3).

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