CN112705421A - Processing system for edge grabbing and glue dispensing functions - Google Patents
Processing system for edge grabbing and glue dispensing functions Download PDFInfo
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- CN112705421A CN112705421A CN202011556451.5A CN202011556451A CN112705421A CN 112705421 A CN112705421 A CN 112705421A CN 202011556451 A CN202011556451 A CN 202011556451A CN 112705421 A CN112705421 A CN 112705421A
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- 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
- B05C5/0212—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 only at particular parts of the articles
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- 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
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Abstract
The invention discloses a processing system with an edge grabbing and glue dispensing function, which comprises the following steps of: a1: moving to the edge-grabbing shooting position; a2: adjusting the brightness of the light source; a3: carrying out binarization processing; a4: particle treatment; a5: setting a side grabbing area; a6: adjusting edge grabbing parameters; a7: testing the edge grabbing effect, displaying OK, saving exit, displaying NG, and returning to check; a8: moving to the initial position, editing a single edge grabbing command, moving to the next position, editing a single edge grabbing command, and repeating the actions to the end position; a9: teaching and saving instructions after OK; a10: the method has the advantages of complete program editing, accurate dispensing precision, correct and complete edge grabbing, low reject ratio, low cost and good market application value.
Description
Technical Field
The invention relates to the field of processing of automatic equipment shell body glue dispensing technology, in particular to a processing system with an edge grabbing and glue dispensing function.
Background
With the continuous development of mobile phone technology, the screen is bigger and bigger, and the screen bearing technology edge designed by the shell body is smaller and smaller, so that the precision requirement on the dispensing position of the shell body is tightened, and the dispensing deviation can influence the fixing effect and the outer tube effect of the mobile phone screen. The casing generally is the injection molding, and the machining precision uniformity of different injection molding machines is difficult to guarantee, also has slight deformation in the transportation moreover, leads to very easily producing the defective products in the mobile phone assembly production and processing, and the hot melt adhesive can't be cleared up, and the defective products can only be scrapped. Therefore, the edge of the shell needs to be identified for dispensing, and the yield of production line production is guaranteed.
At present, the shapes of glue dispensing products are more and more strange, the compensation precision brought by mark points in many places cannot meet the demand of a glue dispensing process, the outline edge grabbing and glue dispensing is a function developed aiming at the problems, a characteristic point or a characteristic position can be grabbed beside a glue dispensing component to offset the glue dispensing component body, the glue dispensing is inaccurate, the edge grabbing deformation occurs, the reject ratio is high, and the cost is high.
The prior art has defects and needs to be improved.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a processing system for an edge grabbing and glue dispensing function.
The invention provides a technical document, and relates to a processing system for an edge grabbing and glue dispensing function, which comprises the following steps:
step A1: moving to the edge-grabbing shooting position;
step A2: adjusting the brightness of the light source;
step A3: carrying out binarization processing;
step A4: particle treatment;
step A5: setting a side grabbing area;
step A6: adjusting edge grabbing parameters;
step A7: testing the edge grabbing effect, displaying OK, saving exit, displaying NG, and returning to check;
step A8: moving to the initial position, editing a single edge grabbing command, moving to the next position, editing a single edge grabbing command, and repeating the actions to the end position;
step A9: teaching and saving instructions after OK;
step A10: and finishing the program editing.
Preferably, step a1, enter the teaching instruction, move three axes, focus the detection position of the edge grabber by using the camera, select the edge grabber instruction counter, and click the edge grabber for debugging.
Preferably, in step a2, a brightness processing button is added to the upper left key, and the brightness of the light source is adjusted by adjusting the position of the cursor, so that the sample is clearly visible.
Preferably, in step a3, a binarization processing key is added to the upper left key, and the index is dragged to adjust the binarization value, so that the image inversion does not need to be checked.
Preferably, in step a4, a particle processing button is added to the upper left button to filter out interfering particles, so that the edges of the sample to be grabbed are clearer.
Preferably, in step a5, the box is selected by using an angle box, four end points of the middle two lines are used for adjusting the angle, four corners of the rectangle are used for adjusting the size, and the search box needs to click to increase the area after confirmation.
Preferably, in step a6, the Edge-grasping parameter is adjusted, Edge policy sets Falling Edges (white to black), the arrow direction indicates the search direction, and the others remain unchanged.
Preferably, in step a7, after the parameter setting is OK, the test is clicked, the image interface displays a red line to indicate that the test is OK, and if no red line indicates that the effect is NG, the parameter needs to be adjusted again.
Preferably, the step A8, moving to the start position, editing a single edge-grabbing command, moving to the next position, editing a single edge-grabbing command, and repeating the above actions to the end position, includes the following steps:
step A81: after the test is finished, returning to a teaching interface, editing a single edge grabbing command, moving to an edge grabbing shooting position, adjusting the brightness of a light source, carrying out binarization processing, carrying out particle processing, setting an edge grabbing area, adjusting edge grabbing parameters, carrying out an edge grabbing effect test, displaying OK, storing and exiting, displaying NG, and returning to inspection;
step A82: returning to the teaching interface, moving to the next position, editing a single edge grabbing command again, moving to an edge grabbing shooting position, adjusting the brightness of a light source, performing binarization processing, performing particle processing, setting an edge grabbing area, adjusting edge grabbing parameters, performing an edge grabbing effect test, displaying OK, storing and exiting, displaying NG, and returning to inspection;
step A83: returning to the teaching interface, repeating the actions until each single edge grabbing instruction is completed to the end position, clicking the teaching and completing in sequence, completing the edge grabbing instruction, and dispensing according to the actual grabbing position.
Preferably, in step a9, after the test is OK, the storage and exit are clicked in sequence.
Compared with the prior art, the invention has the advantages that the profile characteristic adjusting track can be grabbed within the visual field range of the camera, the influence of shell deformation is avoided, the yield of product operation can be effectively improved, scrapping is avoided, the situation that deviation does not occur in the dispensing process is ensured, the dispensing precision is accurate, the edge grabbing is correct and complete, the reject ratio is low, the cost is low, and the camera has good market application value.
Drawings
In order to illustrate embodiments or technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for a person skilled in the art that other drawings can be obtained based on these drawings without inventive effort.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the present invention.
Detailed Description
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The present invention will be described in detail with reference to the accompanying drawings.
One embodiment as described in fig. 1-2: a processing system for an edge grabbing and glue dispensing function comprises the following steps:
step A1: moving to the edge-grabbing shooting position;
step A2: adjusting the brightness of the light source;
step A3: carrying out binarization processing;
step A4: particle treatment;
step A5: setting a side grabbing area;
step A6: adjusting edge grabbing parameters;
step A7: testing the edge grabbing effect, displaying OK, saving exit, displaying NG, and returning to check;
step A8: moving to the initial position, editing a single edge grabbing command, moving to the next position, editing a single edge grabbing command, and repeating the actions to the end position;
step A9: teaching and saving instructions after OK;
step A10: and finishing the program editing.
Preferably, step a1, enter the teaching instruction, move three axes, focus the detection position of the edge grabber by using the camera, select the edge grabber instruction counter, and click the edge grabber for debugging.
Preferably, in the step A2, a brightness processing key is added on the upper left key, and the brightness of the light source is adjusted by adjusting the position of the cursor, so that the sample is clearly visible; furthermore, the brightness processing must be configured to adjust the brightness of the light source and the BCG simplified image processing.
Preferably, in the step A3, a binarization processing key is added to the left key at the upper part, the scale is dragged to adjust the binarization value, and the image inversion does not need to be checked; further, binarization processing can process the image to have obvious black and white effect.
Preferably, in the step A4, a particle processing key is added on the left key at the upper part to filter out interfering particles, so that the edge of the sample to be grabbed is clearer; further, picture particle processing can be used for processing particles with sizes beyond the range and particles close to the edge, and filtering small particles: white particle removal less than a certain range; need set up reasonable scope, avoid because the difference of polishing the effect, lead to the less quilt of image particle that needs to snatch to be filtered out, remove and lean on the limit granule: all white areas connected to the edges of the field of view are removed.
Preferably, in step a5, the box is selected by using an angle box, four end points of the middle two lines are used for adjusting the angle, four corners of the rectangle are used for adjusting the size, and the search box needs to click to increase the area after confirmation.
Preferably, in step a6, the Edge-grasping parameter is adjusted, Edge policy sets Falling Edges (white to black), the arrow direction indicates the search direction, and the others remain unchanged.
Preferably, in step a7, after the parameter setting is OK, the test is clicked, the image interface displays a red line to indicate that the test is OK, and if no red line indicates that the effect is NG, the parameter needs to be adjusted again.
Preferably, the step A8, moving to the start position, editing a single edge-grabbing command, moving to the next position, editing a single edge-grabbing command, and repeating the above actions to the end position, includes the following steps:
step A81: after the test is finished, returning to a teaching interface, editing a single edge grabbing command, moving to an edge grabbing shooting position, adjusting the brightness of a light source, carrying out binarization processing, carrying out particle processing, setting an edge grabbing area, adjusting edge grabbing parameters, carrying out an edge grabbing effect test, displaying OK, storing and exiting, displaying NG, and returning to inspection;
step A82: returning to the teaching interface, moving to the next position, editing a single edge grabbing command again, moving to an edge grabbing shooting position, adjusting the brightness of a light source, performing binarization processing, performing particle processing, setting an edge grabbing area, adjusting edge grabbing parameters, performing an edge grabbing effect test, displaying OK, storing and exiting, displaying NG, and returning to inspection;
step A83: returning to the teaching interface, repeating the actions until each single edge grabbing instruction is completed to the end position, clicking the teaching and completing in sequence, completing the edge grabbing instruction, and dispensing according to the actual grabbing position;
further, the track edge grabbing setting further comprises the following steps:
b1, line on, positioning a camera at an actually required dispensing position;
b2 counter (straight grasping edge) Falling Edges, arrow up;
b3, counter (arc edge grasping), outward block arrow, Falling edge, setting 9 edge grasping areas;
b4 counter (straight grasping edge) Falling Edges, arrow to the right;
b5 counter (straight grasping edge) Falling Edges, arrow to the right;
b6, counter (arc edge grasping), outward block arrow, Falling edge, setting 9 edge grasping areas;
b7 counter (straight grasping edge) Falling Edges, arrow down;
b8 counter (straight grasping edge) Falling Edges, arrow down;
b9 counter (straight grasping edge) Falling Edges, arrow down;
b10, counter (arc edge grasping), outward block arrow, Falling edge, setting 9 edge grasping areas;
b11 counter (straight grasping edge) Falling Edges, arrow to the left;
b12 counter (straight grasping edge) Falling Edges, arrow to the left;
b13, counter (arc edge grasping), outward block arrow, Falling edge, setting 9 edge grasping areas;
b14 counter (straight grasping edge) Falling Edges, arrow up;
b15 counter (straight grasping edge) Falling Edges, arrow up;
b16 line off, the taught position is the same as the starting point.
Preferably, in step a9, after the test is OK, the storage and exit are clicked in sequence.
Further, the conventional parameters basically keep default, Edge polarity is required to be adjusted, and other parameters are adjusted according to requirements;
edge policy: the edge polarity is set to be wrong, so that the false grabbing is easily caused;
all edges: all edges;
rising edges: rising edges, from black to white;
falling edges: a falling edge, from white to black;
type: two types of Edge grabbing are used, Best Edge Rake & First Edge Rake;
best Edge Rake: common type, most stable edge;
first Edge Rake: a plurality of edges exist in the frame selection range, and in order to avoid mistaken grabbing, a first edge (the designated direction in the search frame) is selected to be grabbed;
setting parameters of the areas:
the adding position can click the adding area, the position can be adjusted to click the modifying area, and the position can be cancelled to click the deleting area;
allowable error range of the holding point: default is 0, which means no detection, and alarm is given when the value is exceeded after the value is set;
offset amount: the grasping edge is judged according to the arrow direction, and positive values and negative values are positive and negative; the circular arc refers to the circle center, is close to the circle center negative value and is far away from the circle center positive value.
Compared with the prior art, the beneficial effects are that, adopt above-mentioned scheme, in camera field of vision within range, catch the characteristic of casing, obtain the edge feature through image processing, calculate and obtain the central point coordinate to according to the perpendicular bisector skew of grabbing the straight line, thereby generate actual point location coordinate, a plurality of edge areas of grabbing are set for, thereby guarantee that the orbit is unanimous with actual casing to some glue, improve some glue accuracy degree, degree of accuracy and yield.
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A processing system for an edge grabbing and glue dispensing function is characterized by comprising the following steps:
step A1: moving to the edge-grabbing shooting position;
step A2: adjusting the brightness of the light source;
step A3: carrying out binarization processing;
step A4: particle treatment;
step A5: setting a side grabbing area;
step A6: adjusting edge grabbing parameters;
step A7: testing the edge grabbing effect, displaying OK, saving exit, displaying NG, and returning to check;
step A8: moving to the initial position, editing a single edge grabbing command, moving to the next position, editing a single edge grabbing command, and repeating the actions to the end position;
step A9: teaching and saving instructions after OK;
step A10: and finishing the program editing.
2. The processing system for edge grabbing and dispensing functions as claimed in claim 1, wherein step a1 is to enter a teaching command, move three axes, focus the edge grabbing detection position by using the camera, select the edge grabbing command counter, and click the edge grabbing for debugging.
3. The processing system for the edge grabbing and dispensing function as claimed in claim 1, wherein in step a2, a brightness processing button is added to the left upper button, and the brightness of the light source is adjusted by adjusting the position of the cursor, so that the sample is clearly visible.
4. The processing system for the edge grabbing and dispensing function as claimed in claim 1, wherein in step a3, a binarization processing key is added to the upper left key, a cursor is dragged to adjust a binarization value, and the image inversion does not need to be performed.
5. The processing system for the edge grabbing and glue dispensing function as claimed in claim 1, wherein in the step a4, a particle processing button is added to the left upper button to filter out interfering particles, so that the edge of the sample to be grabbed is clearer.
6. The processing system for catching edge and dispensing as claimed in claim 1, wherein step a5, the box selection is performed by using an angle box, the four end points of the middle two lines are used for adjusting the angle, the four corners of the rectangle are used for adjusting the size, and the increased area needs to be clicked after the search box is confirmed.
7. The processing system for Edge grabbing spot gluing according to claim 1, wherein in step a6, the Edge grabbing parameters are adjusted, Edge policy sets Falling Edges (white to black), arrow direction indicates the search direction, and others remain unchanged.
8. The system as claimed in claim 1, wherein step a7, after setting parameter OK, clicking test, the image interface displays red line to indicate test OK, and if no red line indicates effect NG, the parameter needs to be adjusted again.
9. The processing system for edge grabbing and dispensing functions as claimed in claim 1, wherein the step A8 of moving to a start position, editing a single edge grabbing command, moving to a next position, editing a single edge grabbing command, repeating the above actions to an end position comprises the following steps:
step A81: after the test is finished, returning to a teaching interface, editing a single edge grabbing command, moving to an edge grabbing shooting position, adjusting the brightness of a light source, carrying out binarization processing, carrying out particle processing, setting an edge grabbing area, adjusting edge grabbing parameters, carrying out an edge grabbing effect test, displaying OK, storing and exiting, displaying NG, and returning to inspection;
step A82: returning to the teaching interface, moving to the next position, editing a single edge grabbing command again, moving to an edge grabbing shooting position, adjusting the brightness of a light source, performing binarization processing, performing particle processing, setting an edge grabbing area, adjusting edge grabbing parameters, performing an edge grabbing effect test, displaying OK, storing and exiting, displaying NG, and returning to inspection;
step A83: returning to the teaching interface, repeating the actions until each single edge grabbing instruction is completed to the end position, clicking the teaching and completing in sequence, completing the edge grabbing instruction, and dispensing according to the actual grabbing position.
10. The system as claimed in claim 1, wherein step a9, after the test is OK, clicks save and exit sequentially.
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| CN202011556451.5A CN112705421A (en) | 2020-12-25 | 2020-12-25 | Processing system for edge grabbing and glue dispensing functions |
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| CN113477474A (en) * | 2021-08-16 | 2021-10-08 | 深圳市轴心自控技术有限公司 | Pre-dispensing logic control |
| CN114624954A (en) * | 2022-03-14 | 2022-06-14 | 江西盛泰精密光学有限公司 | Automatic distinguishing method for dispensing states |
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