CN112916308A - Automatic adhesive dispensing device - Google Patents
Automatic adhesive dispensing device Download PDFInfo
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- CN112916308A CN112916308A CN201911233727.3A CN201911233727A CN112916308A CN 112916308 A CN112916308 A CN 112916308A CN 201911233727 A CN201911233727 A CN 201911233727A CN 112916308 A CN112916308 A CN 112916308A
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- axis module
- glue
- workpiece
- dispensing
- rotating assembly
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
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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
- B05C11/1007—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
- B05C11/101—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 responsive to weight of a container for liquid or other fluent material; responsive to level of liquid or other fluent material in a container
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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
- B05C11/1018—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 distance of target
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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
- 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
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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
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
Abstract
The embodiment of the application relates to an automatic glue dispensing device. The automatic glue dispensing device comprises a rack, an X-axis module, a Y-axis module, a Z-axis module, a glue dispensing mechanism and a workpiece rotating mechanism; the X-axis module and the Y-axis module are fixedly arranged on the rack, the Z-axis module is arranged on the X-axis module in a sliding mode, the glue dispensing mechanism is arranged on the Z-axis module in a sliding mode through the connecting portion, and the workpiece rotating mechanism is arranged on the Y-axis module in a sliding mode; the workpiece rotating mechanism comprises a first rotating assembly, a second rotating assembly and a positioning jig, the first rotating assembly is arranged on the Y-axis module in a sliding mode, the second rotating assembly is arranged on the first rotating assembly, and the positioning jig is arranged on the second rotating assembly. Through Y axle module, first rotating assembly and the cooperation of second rotating assembly can make positioning jig realize multi-angle motion, can adjust the position and the distance of the relative work piece of waiting to glue of point gum machine structure through X axle module and Z axle module, can realize gluing the full-automatic point of complicated special-shaped curved surface.
Description
Technical Field
The application relates to the technical field of dispensing, and more particularly relates to an automatic dispensing device.
Background
With the development of science and technology, the dispensing application is very wide, and the dispensing equipment is widely applied to the occasions of dispensing, gluing, glue pouring, sealing, bonding and the like in the production process of products as automatic mechanical equipment. However, with the continuous innovative development of science and technology, more and more electronic products tend to be highly integrated, so that a high-precision dispensing process technology of a complex curved surface is required in the packaging technology of the electronic products.
The dispensing machine in the market generally adopts a three-axis platform dispensing mode, and realizes a non-contact dispensing effect through an injection valve. However, due to the limitation of the linear motion of the three-axis platform dispensing manner of the existing dispenser, precise dispensing cannot be realized in the dispensing before the mobile phone full-face screen, the special-shaped screen, the water drop screen or the waterfall screen and the like are assembled with the mobile phone middle frame, the dispensing, coating and sealing, TP, LCM gap filling and other fields of the side edge of the display screen module and other dispensing occasions of other special-shaped products.
Disclosure of Invention
The technical problem that this application embodiment will solve is how to realize accurate point gluing to special-shaped work pieces such as dysmorphism face, inclined plane, curved surface.
In order to solve the above technical problem, an embodiment of the present application provides an automatic dispensing device, which adopts the following technical scheme:
an automatic glue dispensing device comprises a rack, an X-axis module, a Y-axis module, a Z-axis module, a glue dispensing mechanism and a workpiece rotating mechanism;
the X-axis module and the Y-axis module are fixedly arranged on the rack, the Z-axis module is arranged on the X-axis module in a sliding manner, the dispensing mechanism is arranged on the Z-axis module in a sliding manner through a connecting part, and the workpiece rotating mechanism is arranged on the Y-axis module in a sliding manner;
the workpiece rotating mechanism comprises a first rotating assembly, a second rotating assembly and a positioning jig, the first rotating assembly is arranged on the Y-axis module in a sliding mode, the second rotating assembly is arranged on the first rotating assembly, and the positioning jig is arranged on the second rotating assembly.
As a further improvement of the above technical solution, the positioning fixture includes a positioning block and a vacuum chuck disposed on the positioning block, and the positioning block is connected to the second rotating assembly.
As a further improvement of the above technical solution, the first rotating assembly includes a first support, a first motor, a speed reducer, and a second support;
the first support is fixedly arranged on the Y-axis module, the first motor is connected with the speed reducer, the first motor and the speed reducer are fixed on the first support, an output shaft of the speed reducer is connected with the second support and drives the second support to rotate around the axial direction of the output shaft, and the axial direction of the output shaft is consistent with the horizontal direction.
As a further improvement of the above technical solution, the second rotating assembly includes a second motor, the second motor is mounted on the second support, a rotating shaft of the second motor is connected to the positioning fixture and drives the positioning fixture to rotate along an axial direction of the rotating shaft, and the axial direction of the rotating shaft is consistent with the Z-axis direction.
As a further improvement of the above technical solution, the automatic glue dispensing device further comprises a glue cleaning device arranged on the rack; and the glue cleaning device is positioned on one side of the Y-axis module to clean the residual glue of the glue dispensing mechanism.
As a further improvement of the above technical solution, the automatic glue dispensing device further comprises a glue solution weighing assembly arranged on the rack; the glue dispensing mechanism comprises an injection valve, the injection valve is defined to slide along the X-axis module, the orthographic projection of the rack is the sliding direction of the injection valve, and the glue solution weighing assembly is arranged on the sliding direction of the injection valve.
As a further improvement of the above technical solution, the glue solution weighing assembly includes an electronic scale, a glue receiving cup and a third support, the electronic scale is disposed on the rack through the third support, and the glue receiving cup is located on the electronic scale.
As a further improvement of the above technical solution, a visual positioning detection device and a height measurement sensor are arranged on the connecting part;
the visual positioning detection device comprises a CCD camera, a lens and a light source which are sequentially arranged on the connecting part from top to bottom, and the CCD camera is connected with the lens;
the vision positioning detection device carries out vision calibration on the workpiece to be subjected to glue dispensing to determine a glue dispensing point, and the height measurement sensor measures the distance between the workpiece to be subjected to glue dispensing and the glue dispensing mechanism to carry out height compensation, so that the glue dispensing mechanism carries out accurate glue dispensing on the workpiece to be subjected to glue dispensing.
As a further improvement of the above technical scheme, the connecting portion is provided with a 3D laser profile sensor, and the profile line generated on the surface of the workpiece to be subjected to dispensing by the laser beam is used for accurately calibrating the workpiece to be subjected to dispensing.
As a further improvement of the technical scheme, a feeding port is further arranged on the rack and is arranged at the end of the Y-axis module, and safety gratings are arranged on two opposite sides of the feeding port.
Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:
the embodiment of the application provides an automatic adhesive deposite device, automatic adhesive deposite device can make point gum machine construct through X axle module and Z axle module combination and carry out X to the spatial motion to and Z, can drive the location tool through Y axle module and get into and glue the region, can rotate according to the point that the work piece needs the point of gluing of waiting to glue through first rotating assembly and second rotating assembly. Therefore, the automatic glue dispensing device can enable the positioning jig to realize multi-angle motion through the matching of the Y-axis module, the first rotating assembly and the second rotating assembly, and can adjust the position and the distance of the glue dispensing mechanism relative to a workpiece to be subjected to glue dispensing through the X-axis module and the Z-axis module; when carrying out some glue operations, through the cooperation of X axle module, Y axle module, Z axle module, first rotating assembly and second rotating assembly, can realize gluing the full-automatic point of complicated dysmorphism curved surface, solve among the prior art three axle point glue and can't realize the defect that precision point glued to special-shaped products such as special-shaped face, inclined plane.
Drawings
In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
FIG. 1 is a schematic view of an overall structure of an automatic dispensing device according to the present invention;
FIG. 2 is a schematic view of an internal structure of an automatic dispensing device according to the present invention;
FIG. 3 is a schematic view of another aspect of the present invention;
FIG. 4 is a schematic structural diagram of a workpiece rotating mechanism according to the present invention;
FIG. 5 is a schematic structural view of a dispensing mechanism of the present invention;
fig. 6 is a schematic structural diagram of the glue solution weighing assembly of the present invention.
Reference numerals:
100. a frame; 110. a protective cover; 120. opening and closing the door; 130. an electric cabinet; 140. a display; 150. a scram switch; 160. a function operation button; 170. a status indicator light; 180. a castor with a foot cup; 200. a Y-axis module; 300. an X-axis module; 310. a column; 400. a Z-axis module; 410. a connecting portion; 500. a workpiece rotating mechanism; 510. a first rotating assembly; 511. a first motor; 512. a speed reducer; 513. a first support; 514. a second support; 520. a second rotating assembly; 530. positioning a jig; 531. positioning blocks; 532. a vacuum chuck; 540. dispensing a workpiece; 600. a glue dispensing mechanism; 610. a height measurement sensor; 620. a CCD camera; 630. a lens; 640. a light source; 700. a glue solution weighing component; 710. an electronic scale; 720. a glue cup is connected; 730. a third support; 800. a glue cleaning device; 900. and (4) feeding the materials.
Detailed Description
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 application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.
In this context, it will be understood by those skilled in the art that terms indicating orientation or positional relationship herein are based on the orientation or positional relationship shown in the drawings and are for convenience in describing the present application and for simplicity in description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered limiting of the present application.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1-6, an automatic dispensing apparatus according to an embodiment of the present disclosure includes a frame 100, a Y-axis module 200, an X-axis module 300, a Z-axis module 400, a workpiece rotating mechanism 500, and a dispensing mechanism 600. Referring to fig. 1, an electric cabinet 130 is disposed below the frame 100, a protective cover 110 is disposed above the electric cabinet, and two openable doors 120 capable of being turned over are symmetrically disposed on one side of the protective cover 110 for opening and closing. The region that the safety cover 110 cover was established forms the work area, Y axle module 200, X axle module 300, Z axle module 400, work piece rotary mechanism 500 and point gum machine structure 600 all are located the work area, protect and keep apart through safety cover 110.
Referring to fig. 2, the X-axis module 300 and the Y-axis module 200 are both fixed on the rack 100, the Z-axis module 400 is slidably disposed on the X-axis module 300, the dispensing mechanism 600 is slidably disposed on the Z-axis module 400 through a connecting portion 410, and the workpiece rotating mechanism 500 is slidably disposed on the Y-axis module 200;
referring to fig. 3, the workpiece rotating mechanism 500 includes a first rotating element 510, a second rotating element 520 and a positioning fixture 530, the first rotating element 510 is slidably disposed on the Y-axis module 200, the second rotating element 520 is disposed on the first rotating element 510, the positioning fixture 530 is disposed on the second rotating element 520, and the positioning fixture 530 is used for placing a workpiece 540 to be dispensed.
It can be understood that the automatic glue dispensing device enables the glue dispensing mechanism 600 to perform a left-right (i.e. X direction) and up-down (i.e. Z direction) spatial motion through the cooperation of the X-axis module 300 and the Z-axis module 400; the first rotating member 510 is slidably disposed on the Y-axis module 200, and the first rotating member 510 can move back and forth (i.e. in the Y direction) through the Y-axis module 200, and meanwhile, the second rotating member 520 is disposed on the first rotating member 510, the first rotating member 510 can rotate to drive the second rotating member 520 to rotate, and the second rotating member 520 is connected to the positioning fixture 530, so that the second rotating member 520 can rotate to drive the positioning fixture 530 to rotate. Therefore, the Y-axis module 200, the first rotating element 510 and the second rotating element 520 cooperate to enable the positioning fixture 530 to move in multiple angles. During the dispensing operation, the workpiece 540 to be dispensed is placed on the positioning fixture 530, the Y-axis module 200 drives the positioning fixture 530 to enter the dispensing region, the dispensing mechanism 600 is adjusted by the X-axis module 300 and the Z-axis module 400 to dispense the workpiece 540, and the first rotating member 510 and the second rotating member 520 can rotate according to the point of the workpiece 540 to be dispensed, so that the dispensing point is placed under the dispensing mechanism 600 to facilitate the dispensing operation.
The automatic glue dispensing device can realize multi-angle glue dispensing through the cooperation of the X-axis module 300, the Y-axis module 200, the Z-axis module 400, the first rotating assembly 510 and the second rotating assembly 520, and can realize precise glue dispensing before assembling a full-face screen, a special-shaped screen, a water drop screen or a waterfall screen of a mobile phone with a middle frame of the mobile phone, or precise glue dispensing in the fields of side edge glue dispensing, coating sealing, TP, LCM gap filling and the like of a display screen module and other special-shaped products; and the dispensing process is automatically controlled, and the dispensing efficiency is high.
Optionally, referring to fig. 4, the positioning fixture 530 includes a positioning block 531 and a vacuum chuck 532 disposed on the positioning block 531, and the positioning block 531 is connected to the second rotating assembly 520. The workpiece 540 to be subjected to glue dispensing is placed on the vacuum chuck 532, and the vacuum chuck 532 is used for sucking the workpiece 540 to be subjected to glue dispensing, so that the workpiece 540 to be subjected to glue dispensing is prevented from moving when rotating.
Optionally, the X-axis module 300 is a linear motor module.
Optionally, the Y-axis module 200 is a linear motor module.
It can be understood that the X-axis module 300 and the Y-axis module 200 both use linear motor modules, and have fast moving speed, the maximum moving speed can reach 1500mm/s, and the dispensing efficiency can be improved; in addition, the linear motor module has a simple structure, does not need to pass through an intermediate conversion mechanism and directly generates linear motion, reduces the motion inertia, and has high dynamic response performance and positioning precision.
Optionally, the Z-axis module 400 is an electric cylinder. The electric cylinder is a modularized product in which a servo motor and a lead screw are integrally designed, and the rotary motion of the servo motor is converted into linear motion, so that the dispensing mechanism 600 is driven to move up and down.
Referring to fig. 3, optionally, two ends of the X-axis module 300 are respectively fixed to the frame 100 through a column 310. The support of the upright 310 enables the X-axis module 300 to keep a certain distance from the rack 100, so that the dispensing mechanism 600 has a better moving space.
Optionally, the first rotating assembly 510 includes a first motor 511, a speed reducer 512, a first support 513 and a second support 514; the first support 513 is fixedly arranged on the Y-axis module 200, the first motor 511 is connected with the speed reducer 512, the first motor 511 and the speed reducer 512 are fixed on the first support 513, an output shaft of the speed reducer 512 is connected with the second support 514 and drives the second support 514 to rotate around the axial direction of the output shaft, the axial direction of the output shaft is consistent with the horizontal direction, and the second rotating assembly 520 is positioned on the second support 514.
As described above, the first support 513 is used to fix the first motor 511, the speed reducer 512 and the second support 514 on the Y-axis module 200, so that the second support 514 can slide in the Y direction under the driving of the Y-axis module 200, and the second support 514 rotates around the horizontal direction under the driving of the first motor 511, thereby adjusting the angle of the positioning fixture 530 fixed on the second support 514. Of course, in other embodiments, the rotation direction of the second support 514 is not limited to the horizontal direction, and the rotation angle may be a certain angle with the horizontal direction, and is not limited herein.
Optionally, the axial direction of the output shaft is the same as the Y-axis direction, and drives the second support 514 to rotate around the Y-axis direction.
Optionally, the first motor 511 is a servo motor.
Preferably, the speed reducer 512 is a harmonic speed reducer, and has the characteristics of large transmission speed ratio, high bearing capacity and high transmission precision.
Optionally, the second rotating assembly 520 includes a second motor, the second motor is installed on the second support 514, a rotating shaft of the second motor is connected to the positioning fixture 530 and drives the positioning fixture 530 to rotate along an axial direction of the rotating shaft, and the axial direction of the rotating shaft is consistent with the Z-axis direction. The second motor is installed on the second support 514, and a rotating shaft of the second motor is connected to the positioning fixture 530, so that the positioning fixture 530 is driven by the second motor to rotate around the Z-axis direction. Of course, in other embodiments, the positioning fixture 530 is not limited to rotate around the Z-axis direction under the driving of the second motor, and the rotation angle may be a certain angle with the Z-axis direction, which is not limited herein.
The second motor cooperates with the first motor 511 to adjust the angle of the positioning fixture 530, so that the positioning fixture 530 can rotate around the Y axis and the Z axis simultaneously, thereby achieving the multi-angle dispensing effect.
Preferably, the second electric machine is a DD motor (direct drive rotary motor). Unlike the conventional motor, the large torque of the DD motor allows it to be directly connected to the positioning jig 530, thereby eliminating connection mechanisms such as a reducer, a gear box, a pulley, etc. The positioning error caused by the mechanical structure can be reduced, and the size error and the noise generated by the friction of the mechanical structure can be reduced.
Optionally, the automatic dispensing device further includes a glue solution weighing assembly 700 disposed on the rack 100; the glue dispensing mechanism 600 comprises an injection valve, the orthographic projection of the route of the injection valve sliding along the X-axis module 300 on the rack 100 is defined as the sliding direction of the injection valve, and the glue solution weighing assembly 700 is arranged on the sliding direction of the injection valve. In the actual dispensing process, the weight of the liquid sprayed from the injection valve needs to be monitored regularly, so as to ensure the dispensing quality.
Optionally, referring to fig. 6, the glue solution weighing assembly 700 includes an electronic scale 710, a glue receiving cup 720 and a third support 730, the electronic scale 710 is disposed on the rack 100 through the third support 730, and the glue receiving cup 720 is disposed on the electronic scale 710. The injection valve sprays glue into the glue receiving cup 720 for weighing, so that the glue sprayed out by the injection valve is regularly weighed, and the glue spraying precision is ensured.
Referring to fig. 2, the automatic glue dispensing apparatus further includes a glue removing device 800 disposed on the frame 100; the glue cleaning device 800 is located at one side of the Y-axis module 200 to clean the residual glue left by the glue dispensing mechanism 600. In this application embodiment, because the mouth that spouts of injection valve can pile up the cull at the point in-process of gluing, lead to blockking up to spout the jiao kou or influence and spout gluey effect, consequently glue removing device 800 is used for spouting gluey mouthful remaining surplus glue to what injection valve washs, avoids blockking up to spout gluey mouth, guarantees that what injection valve spouts glues the mouth and keeps unobstructed state all the time.
Preferably, the glue removing device 800 is a vacuumized cleaning device, the frame 100 is provided with a vacuum generator, the vacuum generator is connected with the cleaning device, and high-speed compressed air generated by the vacuum generator can clean a glue spraying opening of the injection valve, so that the cleaning is rapid, efficient, economical and environment-friendly.
Optionally, the injection valve is a piezoelectric injection valve, so that the injection frequency is high, the control precision is high, and the dispensing quality can be improved.
Optionally, a heating device for heating the glue in the injection valve is arranged on the injection valve. Glue in the injection valve is heated through the heating device, the flowability and the solidification effect of the glue can be improved, and the glue dispensing efficiency and the glue dispensing effect of the injection valve are improved.
Optionally, a visual positioning detection device is arranged on the connecting portion 410, and the visual positioning detection device includes a CCD camera 620, a lens 630 and a light source 640 which are sequentially installed from top to bottom on the connecting portion 410, the CCD camera 620 is connected with the lens 630, and the visual positioning detection device performs visual calibration on the workpiece 540 to be glued to determine the glue dispensing point. After the workpiece 540 to be subjected to glue dispensing enters the glue dispensing area through the Y-axis module 200, the workpiece 540 to be subjected to glue dispensing is shot through the visual positioning detection device and an image is processed, so that the position of the workpiece 540 to be subjected to glue dispensing is accurately calibrated, and the glue dispensing precision is improved; the light source 640 projects onto the positioning fixture 530, so that the imaging quality is improved.
Optionally, a height measurement sensor 610 is further disposed on the connecting portion 410, and the height measurement sensor 610 measures a distance between the workpiece 540 to be subjected to dispensing and the dispensing mechanism 600 to perform height compensation, so that the dispensing mechanism 600 performs precise dispensing on the workpiece 540 to be subjected to dispensing. The height measurement sensor 610 is a laser height measurement sensor, and the height measurement sensor 610 is used for measuring the distance between the workpiece 540 to be glued and the glue dispensing mechanism 600, so that the glue dispensing effect is prevented from being reduced due to too close or too far distance.
The visual positioning detection device and the height measurement sensor 610 are matched to accurately calibrate the position of the workpiece 540 to be subjected to glue dispensing together so as to perform accurate glue dispensing, and the purpose of further improving the glue dispensing quality is achieved.
In other embodiments, the visual positioning detection device and the height measurement sensor 610 may be replaced by providing a 3D laser profile sensor on the connection portion 410, that is, the 3D laser profile sensor is provided on the connection portion 410, and the contour line generated on the surface of the workpiece 540 to be dispensed by the laser beam is used to precisely calibrate the workpiece 540 to be dispensed. The 3D laser profile sensor realizes profile measurement by utilizing the profile line generated by the laser beam on the surface of the measured target, can measure various three-dimensional parameters such as height, position, width, included angle and the like, has the characteristics of high measurement speed and high measurement precision, and can also accurately calibrate the position of the workpiece 540 to be subjected to point dispensing.
Optionally, referring to fig. 1, a feeding port 900 is further disposed on the frame 100, the feeding port 900 is disposed at an end of the Y-axis module 200, and safety gratings are disposed on two opposite sides of the feeding port 900. During the dispensing operation, the workpiece 540 to be dispensed is placed on the positioning fixture 530 through the feeding opening 900, and then the positioning fixture 530 is driven to enter the dispensing region through the Y-axis module 200. The setting of safe grating is used for protecting operating personnel's personal safety, and when automatic adhesive deposite device moved, safe grating can carry out real time monitoring to the equipment environment, and after the barrier got into safe grating induction zone, equipment can the bring to rest, avoided operating personnel to lead to the injury because the maloperation makes limbs get into work area.
Optionally, a display device is further disposed on the rack 100, and the display device includes a display 140, a keyboard electrically connected to the display 140, and a mouse.
Optionally, the rack 100 is provided with a function operating button 160 and an emergency stop switch 150. The function operation buttons 160 include operation buttons for start, pause, reset, etc., and can be switched manually/automatically; when the device encounters an emergency obstacle, the device may be brought to an emergency stop by pressing the emergency stop switch 150.
Optionally, a status indicator lamp 170 is further disposed on the rack 100, and the operating status of the device or whether the operating status is normal may be confirmed through the status indicator lamp 170.
Optionally, a caster 180 with a foot cup is arranged at the bottom of the rack 100, so that the equipment can be moved and fixed conveniently.
The glue dispensing operation process of the automatic glue dispensing device provided by the embodiment of the application is as follows:
after the workpiece 540 to be subjected to glue dispensing is placed on the positioning fixture 530 through the feeding port 900, the Y-axis module 200 drives the positioning fixture 530 to move to a glue dispensing area, and the first rotating assembly 510 and the second rotating assembly 520 rotate the workpiece 540 to be subjected to glue dispensing to a certain angle; the X-axis module 300 and the Z-axis module 400 drive the dispensing mechanism 600 to reach the top of the workpiece 540 to be dispensed, the workpiece 540 to be dispensed is visually calibrated by the visual positioning detection device to determine a dispensing point, the distance between the workpiece 540 to be dispensed and the dispensing mechanism 600 is measured by the height measurement sensor 610, and the dispensing mechanism 600 dispenses the workpiece 540 to be dispensed after the system automatically compensates the dispensing height. After the dispensing operation is completed, the Y-axis module 200 drives the positioning fixture 530 to return to the original position for discharging.
To sum up, this application embodiment can make positioning jig 530 realize multi-angle motion through Y axle module 200, first rotating component 510 and the cooperation of second rotating component 520, can adjust the position and the distance of mechanism 600 is glued to the point relatively waiting to glue work piece 540 through X axle module 300 and Z axle module 400, consequently when carrying out some glue operations, through X axle module 300, Y axle module 200, Z axle module 400, the cooperation of first rotating component 510 and second rotating component 520, can realize gluing the full-automatic point of complicated special-shaped curved surface, solve among the prior art three axle point and glue the unable precision defect of realizing some glue of special-shaped surface and inclined plane.
It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.
Claims (10)
1. An automatic glue dispensing device is characterized by comprising a rack, an X-axis module, a Y-axis module, a Z-axis module, a glue dispensing mechanism and a workpiece rotating mechanism;
the X-axis module and the Y-axis module are fixedly arranged on the rack, the Z-axis module is arranged on the X-axis module in a sliding manner, the dispensing mechanism is arranged on the Z-axis module in a sliding manner through a connecting part, and the workpiece rotating mechanism is arranged on the Y-axis module in a sliding manner;
the workpiece rotating mechanism comprises a first rotating assembly, a second rotating assembly and a positioning jig, the first rotating assembly is arranged on the Y-axis module in a sliding mode, the second rotating assembly is arranged on the first rotating assembly, and the positioning jig is arranged on the second rotating assembly.
2. The automatic dispensing device according to claim 1, wherein the positioning fixture comprises a positioning block and a vacuum chuck disposed on the positioning block, and the positioning block is connected to the second rotating assembly.
3. The automatic dispensing device of claim 1, wherein the first rotating assembly comprises a first support, a first motor, a speed reducer and a second support;
the first support is fixedly arranged on the Y-axis module, the first motor is connected with the speed reducer, the first motor and the speed reducer are fixed on the first support, an output shaft of the speed reducer is connected with the second support and drives the second support to rotate around the axial direction of the output shaft, and the axial direction of the output shaft is consistent with the horizontal direction.
4. The automatic dispensing device according to claim 3, wherein the second rotating assembly comprises a second motor, the second motor is mounted on the second support, a rotating shaft of the second motor is connected with the positioning fixture and drives the positioning fixture to rotate along an axial direction of the rotating shaft, and the axial direction of the rotating shaft is consistent with the Z-axis direction.
5. The automatic dispensing device of claim 1, further comprising a glue cleaning device disposed on the frame; and the glue cleaning device is positioned on one side of the Y-axis module to clean the residual glue of the glue dispensing mechanism.
6. The automatic dispensing device of claim 1, further comprising a glue solution weighing assembly disposed on the frame; the glue dispensing mechanism comprises an injection valve, the injection valve is defined to slide along the X-axis module, the orthographic projection of the rack is the sliding direction of the injection valve, and the glue solution weighing assembly is arranged on the sliding direction of the injection valve.
7. The automatic glue dispensing device according to claim 6, wherein the glue solution weighing assembly comprises an electronic scale, a glue receiving cup and a third support, the electronic scale is arranged on the rack through the third support, and the glue receiving cup is located on the electronic scale.
8. The automatic dispensing device of claim 1, wherein the connecting portion is provided with a visual positioning detection device and a height measurement sensor;
the visual positioning detection device comprises a CCD camera, a lens and a light source which are sequentially arranged on the connecting part from top to bottom, and the CCD camera is connected with the lens;
the vision positioning detection device carries out vision calibration on the workpiece to be subjected to glue dispensing to determine a glue dispensing point, and the height measurement sensor measures the distance between the workpiece to be subjected to glue dispensing and the glue dispensing mechanism to carry out height compensation, so that the glue dispensing mechanism carries out accurate glue dispensing on the workpiece to be subjected to glue dispensing.
9. The automatic dispensing device according to claim 1, wherein the connecting portion is provided with a 3D laser profile sensor for precisely calibrating the workpiece to be dispensed by a laser beam generating a profile on the surface of the workpiece to be dispensed.
10. The automatic glue dispensing device according to claim 1, wherein a feeding port is further arranged on the machine frame, the feeding port is arranged at the end of the Y-axis module, and safety gratings are arranged on two opposite sides of the feeding port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911233727.3A CN112916308A (en) | 2019-12-05 | 2019-12-05 | Automatic adhesive dispensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911233727.3A CN112916308A (en) | 2019-12-05 | 2019-12-05 | Automatic adhesive dispensing device |
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| Publication Number | Publication Date |
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| CN112916308A true CN112916308A (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911233727.3A Pending CN112916308A (en) | 2019-12-05 | 2019-12-05 | Automatic adhesive dispensing device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441351A (en) * | 2021-06-29 | 2021-09-28 | 珠海市华亚智能科技有限公司 | Laser radar reflector calibration assembly equipment |
| CN113567965A (en) * | 2021-07-19 | 2021-10-29 | Oppo广东移动通信有限公司 | Detection device of electronic device sensor |
| CN114192347A (en) * | 2021-12-24 | 2022-03-18 | 苏州天孚光通信股份有限公司 | Automatic glue dispenser for optical fiber connector |
| CN115055335A (en) * | 2022-06-02 | 2022-09-16 | 中国电子科技集团公司第十一研究所 | Multifunctional automatic glue sealing equipment and glue sealing method thereof |
| CN117583197A (en) * | 2024-01-18 | 2024-02-23 | 苏州元脑智能科技有限公司 | Three-dimensional dispensing equipment, three-dimensional dispensing system and assembly production line |
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2019
- 2019-12-05 CN CN201911233727.3A patent/CN112916308A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441351A (en) * | 2021-06-29 | 2021-09-28 | 珠海市华亚智能科技有限公司 | Laser radar reflector calibration assembly equipment |
| CN113567965A (en) * | 2021-07-19 | 2021-10-29 | Oppo广东移动通信有限公司 | Detection device of electronic device sensor |
| CN114192347A (en) * | 2021-12-24 | 2022-03-18 | 苏州天孚光通信股份有限公司 | Automatic glue dispenser for optical fiber connector |
| CN115055335A (en) * | 2022-06-02 | 2022-09-16 | 中国电子科技集团公司第十一研究所 | Multifunctional automatic glue sealing equipment and glue sealing method thereof |
| CN117583197A (en) * | 2024-01-18 | 2024-02-23 | 苏州元脑智能科技有限公司 | Three-dimensional dispensing equipment, three-dimensional dispensing system and assembly production line |
| CN117583197B (en) * | 2024-01-18 | 2024-03-19 | 苏州元脑智能科技有限公司 | Three-dimensional dispensing equipment, three-dimensional dispensing system and assembly production line |
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