CN110376208A - The detection method and spot gluing equipment of point glue equipment and its dispensing size - Google Patents
The detection method and spot gluing equipment of point glue equipment and its dispensing size Download PDFInfo
- Publication number
- CN110376208A CN110376208A CN201910653983.1A CN201910653983A CN110376208A CN 110376208 A CN110376208 A CN 110376208A CN 201910653983 A CN201910653983 A CN 201910653983A CN 110376208 A CN110376208 A CN 110376208A
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- China
- Prior art keywords
- dispensing
- line laser
- size
- line
- laser
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1005—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to condition of liquid or other fluent material already applied to the surface, e.g. coating thickness, weight or pattern
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1015—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to a conditions of ambient medium or target, e.g. humidity, temperature ; responsive to position or movement of the coating head relative to the target
- B05C11/1021—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to a conditions of ambient medium or target, e.g. humidity, temperature ; responsive to position or movement of the coating head relative to the target responsive to presence or shape of target
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0208—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to separate articles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Coating Apparatus (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The present invention discloses the detection method and spot gluing equipment of a kind of point glue equipment and its dispensing size, wherein the point glue equipment includes: rack, and the rack is equipped with measurement station；Image collection assembly, described image acquisition component is set to above the measurement station, and is connect with the housing slide, and described image acquisition component includes camera, the side of the camera towards the measurement station is equipped with camera lens, the camera lens and the measurement working-position vertical；Line laser generating assembly, the line laser generating assembly is connect with described image acquisition component, the line laser generating assembly includes laser line generator, the line laser transmitting terminal of the laser line generator and the side towards the measurement station, and is obliquely installed with the camera lens.Technical solution of the present invention is convenient for measuring the numerical value of the thickness of glue, and realization detects to obtain plastic emitting thickness data automatically, measures the size of workpiece on measurement station automatically.
Description
Technical field
The present invention relates to AOI detection technique field, in particular to the detection method of a kind of point glue equipment and its dispensing size
And spot gluing equipment.
Background technique
The full name of AOI (Automatic Optic Inspection) is automatic optics inspection, be based on optical principle come
The equipment that the common deficiency encountered in welding production is detected.Upon automatic detection, machine passes through camera automatically scanning
Product to be measured acquires image, and the solder joint of test is compared with the qualified parameter in database, by image procossing, detection
The defect of product to be measured out, and defect is shown by display or Automatic Logos, it is repaired for maintenance personal.
Currently, the dispenser of integrated AOI function is usually to use 2D to detect, but 2D detection can not carry out glue according to demand
Thickness sensitivity or tree lace Shape measure, and in 3C industry (computer Computer, communication Communication and consumer
Scientific and technological industry based on electronics Consumer Electronic) in, exist it is accurate to the thickness requirement of glue, and the thickness of glue only
Can be by artificial detection after dispensing, the data accuracy that artificial detection obtains is not high, and can not be by detecting to obtain plastic emitting automatically
Thick data.
Summary of the invention
The main object of the present invention is to propose a kind of point glue equipment, it is intended to convenient for measure glue thickness numerical value, realize from
It is dynamic to detect to obtain plastic emitting thickness data.
To achieve the above object, a kind of point glue equipment proposed by the present invention, the point glue equipment include:
Rack, the rack are equipped with measurement station；
Image collection assembly, described image acquisition component are set to above the measurement station, and with the housing slide
Connection, described image acquisition component includes camera, and the side of the camera towards the measurement station is equipped with camera lens, the camera lens
With the measurement working-position vertical；
Line laser generating assembly, the line laser generating assembly are connect with described image acquisition component, the line laser hair
Raw component includes laser line generator, the line laser transmitting terminal of the laser line generator and described towards the measurement station
Side, and be obliquely installed with the camera lens.
Optionally, described image acquisition component includes actuator, and the actuator driving described image acquisition component is in institute
It states and is slided in rack.
Optionally, the point glue equipment further includes controlling terminal, and the controlling terminal and the camera, the line laser are sent out
Raw device and actuator connection, the controlling terminal control the actuator driving described image acquisition component in the rack
Upper activity.
Optionally, the rack is equipped with X-axis slide rail, Y-axis sliding rail and Z axis slide rail, and the Y-axis sliding rail is arranged in rack
On, the X-axis slide rail is located on the Y-axis sliding rail, and the Z axis slide rail is located in the X-axis slide rail, described image acquisition component
It is installed in the Z axis slide rail.
Optionally, the line laser generating assembly further includes line laser mounting base, one end of the line laser mounting base with
The connection of described image acquisition component, the other end of the line laser mounting base is connect with the laser line generator, and the line
Laser mounting base and described image acquisition component are arranged in angle.
The present invention also proposes that a kind of detection method of dispensing size, the detection method of the dispensing size are based on as described above
Point glue equipment, detection method includes the following steps for the dispensing size:
Obtain the size on measurement station to dispensing workpiece, wherein the size includes the thickness to dispensing workpiece；
Described after dispensing on dispensing workpiece, the target size to dispensing workpiece is obtained；
Dispensing size is determined according to the target size and the size.
Optionally, the step of size obtained on measurement station to dispensing workpiece includes:
The image information of image collection assembly acquisition is received, and determines what line laser generating assembly issued according to image information
Imaging point information of the line laser in image collection assembly；
The size on measurement station to dispensing workpiece is determined according to imaging point information.
Optionally, the step of size determined on measurement station to dispensing workpiece according to imaging point information includes:
The variable quantity of line laser imaging point position in image information is determined according to multiple groups imaging point information；
According to the location variation, the position of image collection assembly and line laser generating assembly and image collection assembly
Camera lens between angle determine the size to dispensing workpiece.
Optionally, before the step of image information for receiving image collection assembly acquisition, further includes:
It controls on line laser generating assembly transmitting line laser to measurement station to dispensing workpiece, so that line laser reflexes to figure
As acquisition component imaging surface on obtain imaging point, and generate image information；
It is mobile in Z-direction to control image collection assembly and line laser generating assembly, so that line laser successively reflexes to figure
As acquisition component imaging surface on obtain multiple imaging points, generate multiple series of image information.
The present invention also proposes that a kind of spot gluing equipment, the spot gluing equipment include processor, memory and be stored in described
Computer program in memory, the detection method of the computer program application dispensing size as described above.
Technical solution of the present invention on image collection assembly by being arranged line laser generating assembly, and and image collection assembly
Camera lens be arranged in angle, image collection assembly is used to acquire image information on dispensing station, wherein is occurred by line laser
Device emits line laser to object for dispensing glue, and the lens imaging of laser refraction to image collection assembly utilizes triangulation
Method calculates the thickness of current location, and using image collection assembly, vertical direction is slided on the rack, in order to measure glue
The numerical value of thickness, realization detect to obtain plastic emitting thickness data automatically, measure the size of workpiece on measurement station automatically.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the whole dextrad structural schematic diagram of point glue equipment of the present invention；
Fig. 2 is the whole left-hand structural schematic diagram of point glue equipment of the present invention；
Fig. 3 is the forward structure schematic diagram of point glue equipment of the present invention；
Fig. 4 is the lateral structure schematic diagram of point glue equipment of the present invention；
Fig. 5 bows for point glue equipment of the present invention to structural schematic diagram；
Fig. 6 is the flow chart of the first embodiment of the detection method of the application dispensing size；
Fig. 7 is the flow chart of the second embodiment of the detection method of the application dispensing size；
Fig. 8 is the flow chart of the 3rd embodiment of the detection method of the application dispensing size；
Fig. 9 is the flow chart of the fourth embodiment of the detection method of the application dispensing size.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 1 | Image collection assembly | 31 | First switching part |
| 2 | Mounting plate | 32 | Second switching part |
| 3 | Line laser generating assembly | 33 | Laser line generator |
| 4 | Light source assembly | 34 | Clamping block |
| 11 | Camera mounting base | 41 | Light source mounting base |
| 12 | Camera | 42 | Light source |
| 13 | Camera lens |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
As shown in Figs. 1-5, in the present embodiment technical solution, point glue equipment includes:
Rack, the rack are equipped with dispensing station；
Image collection assembly 1, described image acquisition component 1 are set to above the dispensing station, and living with the rack
Dynamic connection, described image acquisition component 1 include camera 12, and the camera 12 is equipped with camera lens towards the side of the dispensing station
13, the camera lens 13 and the dispensing working-position vertical；
Line laser generating assembly 3, the line laser generating assembly 3 are installed on described image acquisition component 1, and the line swashs
Light generating assembly 3 includes laser line generator 33, and the line laser transmitting terminal of the laser line generator 33 is towards the dispensing work
The acquisition direction of the side of position, laser and the camera lens 13 that the laser line generator 13 emits has angle.
Image collection assembly 1 before glue dispensing valve dispensing for shooting the image information of dispensing station on dispensing station, with true
The specific location of glue station is pinpointed, so that glue dispensing valve dispensing operation is more accurate, wherein image collection assembly 1 is connect with rack
Between be additionally provided with mounting plate 2, image collection assembly 1 is fixedly connected on mounting plate 2, and mounting plate 2 is away from image collection assembly 1
Side is connect with housing slide, is specially equipped at least three sliding rails on the rack, which is separately positioned on length X
Axis direction, width Y direction and thickness Z-direction, image collection assembly 1 is respectively in length X-direction, width Y direction
And slided in thickness Z-direction, to measure the length, width and height to dispensing object.
Image collection assembly 1 includes camera 12, camera mounting base 11 and camera lens 13 etc., and camera mounting base 11 is for installing
Camera 12, camera mounting base 11 are mounted on mounting plate 2, and camera 12 is equipped with camera lens 13 towards the side of dispensing station, work as light
After the arrival reflective mirror of camera lens 13 of camera 12, it is refracted to focusing screen above and forms image, through ocular lens and five ribs
Mirror directly obtains the image by camera lens 13；Camera 12 forms image using optical imaging concept and uses negative writing image
Equipment, the light that subject reflects by camera lens 13 and control light exposure shutter focus after, subject is in camera bellows
Sub-image is formed on interior photosensitive material, constitutes permanent image through flushing processing (develop, be fixed).
Line laser generating assembly 3 includes line laser mounting plate 2 and laser line generator 33, line laser mounting plate 2 and installation
Plate 2 connects, and the free end of line laser mounting plate 2 connects laser line generator 33, and laser line generator 33 is for occurring laser
Device, laser line generator 33 and controlling terminal are electrically connected, and controlling terminal controls laser line generator 33 and issues laser；Its
In, laser line generator 33 and camera lens 13 are in angle, and laser occurs for laser line generator 33, and laser oblique illumination is in dispensing station
Place, is concurrently incident upon camera lens 13, reaches 12 photosensitive imaging of camera, the imaging position information based on laser irradiation passes through triangulation
The thickness information of dispensing station is calculated, the imaging position of laser irradiation is different, and the thickness information of the dispensing station of judgement is different, also
It should be noted that line laser carries out anti-in the different-thickness position of dispensing station when mounting plate 2 can be mobile in thickness Z-direction
Penetrate imaging.
Specifically, point glue equipment includes controlling terminal, and controlling terminal controls laser line generator 33 and laser occurs, and laser is simultaneously
Imaging in camera lens 13 is reflexed to, image collection assembly 1 is controlled and 3 thickness Z-direction of line laser generating assembly is mobile, it is same to measure
Z axis location information at one X-axis, Y-axis position, to obtain the same X-axis, the thickness position information at Y-axis position.
Further, the rack is equipped with X-axis slide rail, Y-axis sliding rail and Z axis slide rail, and the Y-axis sliding rail is arranged in rack
On, the X-axis slide rail is located on the Y-axis sliding rail, and the Z axis slide rail is located in the X-axis slide rail, described image acquisition component
1 is installed in the Z axis slide rail.
X-axis slide rail setting is arranged in width Y direction, Z axis slide rail in thickness Z in length X-direction, the setting of Y-axis sliding rail
Axis direction, image collection assembly 1 slides in length X-direction, width Y direction and thickness Z-direction respectively, to measure
Length, width and height to dispensing object.
Wherein, the sliding type of X-axis, Y-axis and Z axis is that the mode of ball-screw realizes sliding, specifically, X-axis slide rail X
Shaft ball screw, Y-axis sliding rail are Y-axis ball screw, and Z axis slide rail is Z axis ball screw, and point glue equipment includes actuator, driving
Part drives X-axis ball screw or Y-axis ball screw or the rotation of Z axis ball screw, so that image collection assembly 1 and line laser occur
Component 3 slides on X-axis, Y-axis and Z axis respectively.
Controlling terminal control image collection assembly 1 slides in X-axis or Y-axis, to measure the length or width of dispensing station；
Before controlling terminal control image collection assembly 1 slides on Z axis, laser occurs for control laser line generator 33, and laser is simultaneously anti-
It is incident upon imaging in camera lens 13, controlling terminal control image collection assembly 1 slides on Z axis, and line laser reflexes in camera lens 13 simultaneously
Imaging calculates the thickness of forward facing position by triangulation.
Further, described image acquisition component 1 includes actuator, and the actuator drives described image acquisition component 1
It is slided in the rack.
Actuator is for driving X-axis ball screw, Y-axis ball screw and the rotation of Z axis ball screw, so that Image Acquisition group
Part 1 moves on X-axis, Y-axis and Z axis, wherein actuator is driving motor.
Controlling terminal control actuator driving image collection assembly 1 slides in X-axis or Y-axis, to measure dispensing station
Length or width；Before controlling terminal control actuator driving image collection assembly 1 slides on Z axis, line laser is controlled
Laser occurs for device 33, and laser simultaneously reflexes to imaging in camera lens 13, and controlling terminal control image collection assembly 1 slides on Z axis, line
It in laser reflection to camera lens 13 and is imaged, the thickness of forward facing position is calculated by triangulation.
Further, the point glue equipment further includes controlling terminal, and the controlling terminal and the camera 12, the line swash
Optical generator 33 and actuator connection, the controlling terminal control the actuator driving described image acquisition component 1 and exist
It is movable in the rack.
The 12 acquired image information of camera is transmitted to controlling terminal, and controlling terminal determines dispensing according to image information
The more specific location information of station, controlling terminal control laser line generator 33 and laser occur, and controlling terminal controls actuator driving
X-axis ball screw, Y-axis ball screw and the rotation of Z axis ball screw are driven, so that image collection assembly 1 is in X-axis, Y-axis and Z axis
Upper movement, wherein actuator is driving motor.
Controlling terminal controls actuator driving X-axis ball screw or Y-axis ball screw rotation, so that image collection assembly 1
It moves, is moved at dispensing station in X-axis or Y-axis, shoot the length or width of dispensing station, and the image of shooting is believed
Breath is transmitted to controlling terminal, and controlling terminal measures the length or width of dispensing station according to image information；Controlling terminal control is driven
Before moving part driving image collection assembly 1 slides on Z axis, laser occurs for control laser line generator 33, and laser simultaneously reflexes to
Imaging in camera lens 13, controlling terminal controls actuator driving Z axis ball screw rotation, so that image collection assembly 1 is moved up in Z axis
Dynamic, line laser is reflexed in camera lens 13 and is imaged, and the image information of shooting is transmitted to controlling terminal, and controlling terminal is according to three
The thickness of angle calculating forward facing position.
Further, the line laser generating assembly 3 further includes line laser mounting base, one end of the line laser mounting base
It is connect with described image acquisition component 1, the other end of the line laser mounting base is connect with the laser line generator 33, and institute
Line laser mounting base and described image acquisition component 1 is stated to be arranged in angle.
Line laser mounting base is connect with mounting plate 2, and the free end of line laser mounting plate 2 connects laser line generator 33, line
Laser generator 33 is used to occur the device of laser, and laser line generator 33 and controlling terminal are electrically connected, controlling terminal control
Laser line generator 33 issues laser；Wherein, laser line generator 33 and camera lens 13 are in angle, and laser line generator 33 occurs to swash
Light, laser oblique illumination is at dispensing station, with imaging.
Specific line laser generating plate includes the first switching part 31 and the second switching part 32, the first switching part 31 and mounting plate 2
Connection, the free end of the first switching part 31 connect with the second switching part 32, and the second switching part 32 is towards extending below camera lens 13, and second
The free end of switching part 32 and laser line generator 33 are rotatablely connected, so that the adjustment of laser line generator 33 and image collection assembly
1 angle in angle.
Further, the line laser mounting base is equipped with the clamping block 34 for being clamped the laser line generator 33, institute
It states line laser mounting base to connect with described image acquisition component 1, the free end of the clamping block 34 and the line laser mounting base
It is screwed on, and the clamping block 34 after connection and described image acquisition component 1 are in angle.
The free end of second switching part 32 offers card hole, and convex block, the shape of convex block and card hole are convexly equipped on clamping block 34
Be adapted, the cross section of convex block is at least trilateral regular polygon, and convex block is caught in the card hole so that clamping block 34 with
The rotation connection of second switching part 32, wherein the shape of the cross section of convex block can be set according to user demand.
Further, the clamping block 34 offers the through-hole of accommodating laser line generator 33, on the hole wall of the through-hole
The channel extended outside the oriented clamping block 34 is opened up, channel two sides inner wall forms elastic clamp arm.
The shape of through-hole is adapted with the size of laser line generator 33, is laser line generator 33, elastic clip to hold
Arm is for the ease of dismantling or install laser line generator 33.
Further, the point glue equipment further includes light source assembly 4, the light source assembly 4 and described image acquisition component 1
Connection, and it is located at 13 lower section of camera lens, for providing light source 42 for the optical imagery of the camera lens 13.
Light source assembly 4 is used for provide light source 42 when the shooting of camera lens 13, so that camera 12 shoots clearly bright image
Information.Light source assembly 4 includes light source 42 and light source mounting base 41, and light source mounting base 41 is connect with mounting plate 2, and light source mounting base
41 are located at the lower section of camera lens 13, and light source 42 is mounted on light source mounting base 41 towards the side close to dispensing station, so as to the photograph of light source 42
It penetrates on dispensing station, so that camera lens 13 is imaged, root is big clearly to become clear.
Further, described image acquisition component 1 further includes mounting plate 2 and camera mounting base 11, the mounting plate 2 and institute
Rack connection is stated, the mounting plate 2 is connect with the camera mounting base 11, and the camera 12 is set to the camera mounting base 11
On.
It is additionally provided with mounting plate 2 between image collection assembly 1 and rack connection, image collection assembly 1 is fixedly connected on installation
On plate 2, mounting plate 2 is connect away from the side of image collection assembly 1 with housing slide, is specially equipped at least three on the rack
A sliding rail, three sliding rails are separately positioned on length X-direction, width Y direction and thickness Z-direction, Image Acquisition group
Part 1 slides in length X-direction, width Y direction and thickness Z-direction respectively, to measure the length and width to dispensing object
It is high.
Further, the point glue equipment further includes glue dispensing valve, and the glue dispensing valve is fixed on the mounting plate 2.
Glue dispensing valve is used for the dispensing on dispensing station, and glue dispensing valve is fixed on mounting plate 2, and with 1 phase of image collection assembly
Neighbour, when the image information that camera 12 is shot is transmitted to controlling terminal, controlling terminal measures the length of dispensing station according to image information
Degree or width or thickness information, controlling terminal control glue dispensing valve and carry out dispensing to specific location on dispensing station.
The present embodiment technical solution on image collection assembly 1 by being arranged line laser generating assembly 3, and and Image Acquisition
The camera lens 13 of component 1 is arranged in angle, and image collection assembly 1 is used to acquire the image information on dispensing station, wherein passes through line
By at Laser emission to object for dispensing glue, the camera lens 13 of laser refraction to image collection assembly 1 is imaged laser generator 33, utilizes
The method of triangulation calculates the thickness of current location, and using image collection assembly 1, vertical direction is slided on the rack, to survey
The numerical value of the thickness of glue is obtained, realizes and detects to obtain plastic emitting thickness data automatically.
It please refers to shown in Fig. 6, Fig. 6 is the flow chart of the first embodiment of the detection method of the application dispensing size, this Shen
Please the detection method of dispensing size propose first embodiment, the detection method of the dispensing size includes:
Step S100 obtains the size on measurement station to dispensing workpiece, wherein the size includes to dispensing workpiece
Thickness；
The present embodiment executing subject can be the point glue equipment, be also possible to the controlling terminal of point glue equipment, such as mobile
Terminal or server, wherein server can be cloud server and local server.The point glue equipment is executing subject
When, the size to dispensing workpiece can be from cloud server or acquisition for mobile terminal, or can also be from other mucilage bindings
Set or dispensing size detection equipment on obtain.
Specifically, when the point glue equipment is executing subject, point glue equipment uses image collection assembly and line laser
Size of the generating assembly cooperation acquisition to dispensing workpiece, and the collected size to dispensing workpiece is transmitted to point glue equipment
Controlling terminal, wherein image collection assembly is arranged in the rack of point glue equipment, and line laser is connected on image collection assembly
The camera lens of component, line laser and image collection assembly that line laser generating assembly issues is arranged in angle, so that control line laser
When generating assembly emits line laser at dispensing workpiece, line laser refracts to the lens imaging point of image collection assembly, and
It is calculated currently using the method for triangulation in dispensing workpiece, line laser and the thickness to dispensing workpiece location point contacted
Degree.Wherein, rack is equipped with measurement station, and image collection assembly setting is above measurement station.
Controlling terminal controls image collection assembly and slides in the Z-direction of rack, and line laser persistently reflexes in camera lens simultaneously
Imaging, it is different by the lens imaging point position for refracting to image collection assembly, the changing value of imaging point is measured, to measure to point
The thickness value of glue workpiece.
Step S200 obtains the target size to dispensing workpiece described after dispensing on dispensing workpiece；
It is obtained after the thickness of dispensing workpiece in the controlling terminal of point glue equipment, dispensing is carried out on to dispensing workpiece,
In, the glue dispensing valve that dispensing operation can control point glue equipment for controlling terminal carries out dispensing operation, or can also be from other points
Adhesive dispenser or glue dispensing valve carry out dispensing operation.
After dispensing on dispensing workpiece, the controlling terminal control line laser generating assembly of point glue equipment emits line laser
At workpiece after to dispensing, line laser passes through camera lens in camera again by being refracted into the camera lens of image collection assembly
Imaging generates imaging point information, and camera is transmitted in controlling terminal by imaging point information, and controlling terminal utilizes triangulation
The dimensional thickness of workpiece after current dispensing is calculated, to obtain the target size to dispensing workpiece.
Step S300 determines dispensing size according to the target size and the size.
Controlling terminal calculates the two according to the thickness of workpiece after the dimensional thickness and dispensing to dispensing workpiece measured
Between thickness difference, the difference of the two is the thickness for the glue put on workpiece, with determination thickness for dispensing glue.
Specifically, dispensing size further includes length and thickness, closes laser line generator, and controlling terminal controls Image Acquisition
Image information on component acquisition measurement station, and image information is transmitted to controlling terminal, controlling terminal is believed according to the image
Breath and lens focus calculate the length and width of workpiece on measurement station, according to the length of workpiece and width and thickness,
Obtain the three-dimensional model information of workpiece.
After opening line laser generating assembly, the image information of image collection assembly acquisition is not received, then adjusts line and swash
The angle of light generating assembly and camera lens slanted angle, or control image collection assembly and line laser generating assembly are in X-axis and/or Y
Axis and/or Z-direction are mobile, so that line laser generating assembly is opposite with the workpiece on measurement station.
The present embodiment technical solution increases the line laser generating assembly with image collection assembly in angle, is sent out by line laser
On raw component transmitting line laser to the Z axis of workpiece, controlling terminal calculates the height of current location by triangulation, control
Terminal control line laser generating assembly moves on Z axis, to obtain multiple groups altitude information, according to the difference between each group altitude information
Value obtains the thickness of the workpiece after the thickness of dispensing workpiece and dispensing, also just obtains glue thickness, to realize that automatic measurement glue is high
Data.
It please refers to shown in Fig. 7, proposes the second embodiment of the detection method of the application dispensing size based on the above embodiment,
Described the step of obtaining size to dispensing workpiece on measurement station includes:
Step S110, receives the image information of image collection assembly acquisition, and determines line laser according to image information
Imaging point information of the line laser that component issues in image collection assembly；
When controlling terminal control laser line generator emits line laser at dispensing workpiece, line laser passes through refraction again
It into the camera lens of image collection assembly, and passes through camera lens and is imaged in camera, generate imaging point information, and generate image letter
Breath, camera are transmitted in controlling terminal by imaging point information, and controlling terminal receives the image information of image collection assembly acquisition,
And imaging point information of the line laser of line laser generating assembly sending in image collection assembly is determined according to image information.
Step S120 determines the size on measurement station to dispensing workpiece according to imaging point information.
Camera is transmitted in controlling terminal by imaging point information, and controlling terminal calculates current point using triangulation
The dimensional thickness of workpiece after glue, to obtain the target size to dispensing workpiece.
The present embodiment technical solution is emitted line laser to workpiece by line laser generating assembly, and is refracted to image and adopted
Collect in component, to acquire the imaging point information of line laser, imaging point information is calculated using triangulation for controlling terminal
The dimensional thickness of workpiece is realized to generate the three-dimensional model information of workpiece and detects to obtain plastic emitting thickness data automatically.
It please referring to shown in Fig. 8, the application proposes the 3rd embodiment of the detection method of dispensing size based on the above embodiment,
The step of size determined according to imaging point information on measurement station to dispensing workpiece further include:
Step S121 determines the variable quantity of line laser imaging point position in image information according to multiple groups imaging point information；
It is mobile in Z-direction that controlling terminal controls image collection assembly so that line laser generating assembly issue line laser according to
Secondary to be radiated to obtain multiple groups imaging point information on dispensing workpiece, on image collection assembly, controlling terminal believes multiple groups imaging point
The thickness on multiple groups measurement station to dispensing workpiece is calculated by triangulation method for breath.
Step S122, according to the location variation, the position of image collection assembly and line laser generating assembly and figure
As acquisition component camera lens between angle determine described in size to dispensing workpiece.
Wherein, triangulation method specifically: it measures when the surface thickness of dispensing workpiece changes h, it can be in camera
The distance between image center axis of its imaging point P location variation Δ x is observed on imaging surface.According to similar triangles property,
Then have:
To make to guarantee that workpiece at clearly real image, then needs to meet following formula on camera image plane:
In formula, f is the focal length of lens, and l is distance of the camera lens to workpiece, and d is distance of the camera lens to imaging plane.Convolution
(1) it can be obtained with formula (2):
By formula (3) it is found that reflexing to the change in displacement Δ x on camera imaging face by calculating line laser on workpiece,
The thickness information h of workpiece can be obtained.That is controlling terminal according to location variation, image collection assembly position and
Angle between line laser generating assembly and the camera lens of image collection assembly determines the size to dispensing workpiece.
The present embodiment numerical procedure is emitted line laser to object for dispensing glue by laser line generator, and laser refraction is extremely
The lens imaging of image collection assembly calculates the thickness of current location using the method for triangulation, utilizes Image Acquisition group
Part on the rack vertical direction slide, in order to measure glue thickness numerical value, realization detect to obtain plastic emitting thickness data automatically, automatically
Measure the size of workpiece on measurement station.
It please refers to shown in Fig. 9, proposes the fourth embodiment of the detection method of the application dispensing size based on the above embodiment,
Before the step of image information for receiving image collection assembly acquisition, further includes:
Step S130, control line laser generating assembly transmitting line laser is to measuring to dispensing workpiece on station, so that line swashs
Light reflexes to and obtains imaging point on the imaging surface of image collection assembly, and generates image information；
The controlling terminal control line laser generating assembly of point glue equipment emits line laser at the workpiece to dispensing, and line swashs
Light passes through camera lens and is imaged in camera again by being refracted into the camera lens of image collection assembly, generates imaging point information, phase
Machine is transmitted in controlling terminal by imaging point information, controlling terminal according to the position of location variation, image collection assembly with
And the angle between line laser generating assembly and the camera lens of image collection assembly determines the size to dispensing workpiece.
Step S140, control image collection assembly and line laser generating assembly are mobile in Z-direction, so that line laser is successively
It reflexes on the imaging surface of image collection assembly and obtains multiple imaging points, generate multiple series of image information.
It is mobile in Z-direction that controlling terminal controls image collection assembly so that line laser generating assembly issue line laser according to
Secondary to be radiated to obtain multiple groups imaging point information on dispensing workpiece, on image collection assembly, controlling terminal believes multiple groups imaging point
The thickness on multiple groups measurement station to dispensing workpiece is calculated by triangulation method for breath, calculates the thickness between multiple groups
Dimension difference is spent, the difference between multiple groups is the thickness for the glue put on workpiece, with determination thickness for dispensing glue.
The present embodiment technical solution is obtained on multiple groups measurement station by measuring and calculating multiple groups imaging point information to dispensing workpiece
Thickness, and the thickness difference that multiple groups wait for dispensing workpiece is obtained, to obtain the thickness of glue, to realize automatic measurement glue
High data.
The application also proposes that a kind of spot gluing equipment, the spot gluing equipment include processor, memory and be stored in described
Computer program in memory, the computer program application is referring to above-described embodiment, since this computer program is using upper
Whole technical solutions of all embodiments are stated, therefore at least all beneficial to effect brought by the technical solution with above-described embodiment
Fruit, this is no longer going to repeat them, the detection method of computer program application dispensing size as described above, is measured automatically with realizing
Glue thickness data.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the design of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/it is used in it indirectly
He is included in scope of patent protection of the invention relevant technical field.
Claims (10)
1. a kind of point glue equipment, which is characterized in that the point glue equipment includes:
Rack, the rack are equipped with measurement station；
Image collection assembly, described image acquisition component is set to above the measurement station, and is connect with the housing slide,
Described image acquisition component includes camera, and the side of the camera towards the measurement station is equipped with camera lens, the camera lens and institute
State measurement working-position vertical；
Line laser generating assembly, the line laser generating assembly are connect with described image acquisition component, the line laser generation group
Part includes laser line generator, and the line laser transmitting terminal of the laser line generator is with described towards the one of the measurement station
Side, and be obliquely installed with the camera lens.
2. point glue equipment as described in claim 1, which is characterized in that described image acquisition component includes actuator, the drive
Moving part driving described image acquisition component slides in the rack.
3. point glue equipment as claimed in claim 2, which is characterized in that the point glue equipment further includes controlling terminal, the control
Terminal processed is connect with the camera, the laser line generator and the actuator, and the controlling terminal controls the actuator
Drive described image acquisition component movable in the rack.
4. point glue equipment as described in claim 1, which is characterized in that the rack is equipped with X-axis slide rail, Y-axis sliding rail and Z axis
Sliding rail, the Y-axis sliding rail are arranged on the rack, and the X-axis slide rail is located on the Y-axis sliding rail, and the Z axis slide rail is located at described
In X-axis slide rail, described image acquisition component is installed in the Z axis slide rail.
5. point glue equipment as described in claim 1, which is characterized in that the line laser generating assembly further includes line laser installation
Seat, one end of the line laser mounting base are connect with described image acquisition component, the other end of the line laser mounting base and institute
Laser line generator connection is stated, and the line laser mounting base and described image acquisition component are arranged in angle.
6. the detection method of a kind of detection method of dispensing size, the dispensing size is based on described in any one of claim 1-5
Point glue equipment, which is characterized in that detection method includes the following steps for the dispensing size:
Obtain the size on measurement station to dispensing workpiece, wherein the size includes the thickness to dispensing workpiece；
Described after dispensing on dispensing workpiece, the target size to dispensing workpiece is obtained；
Dispensing size is determined according to the target size and the size.
7. the detection method of dispensing size as claimed in claim 6, which is characterized in that dispensing on the acquisition measurement station
The step of size of workpiece includes:
The image information of image collection assembly acquisition is received, and determines that the line that line laser generating assembly issues swashs according to image information
Imaging point information of the light in image collection assembly；
The size on measurement station to dispensing workpiece is determined according to imaging point information.
8. the detection method of dispensing size as claimed in claim 7, which is characterized in that described determined according to imaging point information is surveyed
The step of size to dispensing workpiece, includes: on amount station
The variable quantity of line laser imaging point position in image information is determined according to multiple groups imaging point information；
According to the mirror of the location variation, the position of image collection assembly and line laser generating assembly and image collection assembly
Angle between head determines the size to dispensing workpiece.
9. the detection method of dispensing size as claimed in claim 7, which is characterized in that the reception image collection assembly acquisition
Image information the step of before, further includes:
It controls on line laser generating assembly transmitting line laser to measurement station to dispensing workpiece, so that line laser reflexes to image and adopts
Collect and obtain imaging point on the imaging surface of component, and generates image information；
It is mobile in Z-direction to control image collection assembly and line laser generating assembly, so that line laser successively reflexes to image and adopts
Collect and obtain multiple imaging points on the imaging surface of component, generates multiple series of image information.
10. a kind of spot gluing equipment, which is characterized in that the spot gluing equipment includes processor, memory and is stored in described deposit
Computer program in reservoir, the detection of the dispensing size of the computer program application as claim in any one of claims 6-9
Method.
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