A dispensing device applied to a light shielding coating process

Abstract

The application discloses a point gluing equipment applied to a light-shielding coating process, which comprises a rack, a cleaning mechanism, a point gluing part arranged at a point gluing station, a material loading platform mechanism arranged at the point gluing station, a glue wiping mechanism, a height measuring mechanism and a carrying mechanism. When working, products are sent into the cleaning platform through an external mechanical arm or manually, are positioned by a CCD positioning camera module, are cleaned by a cleaning part arranged beside a first X-axis movement module, are repeatedly cleaned by the cleaning mechanism, and are then sent to the material loading platform by the carrying mechanical arm. The material loading platform fixes the products through the adsorption structure thereon, and then the second X-axis movement module, the second Y-axis movement module, the Z-axis movement module, the rotation adjusting mechanism and the material loading platform are coordinated with each other, so that the movement track of each movable part can form a free combination movement in five dimensions in the point gluing process. The point gluing equipment has high working efficiency.

Description

TECHNICAL FIELD

[0001] The application relates to a dispensing device for LCD and OLED screens, in particular to a dispensing device applied to a light-shielding coating process. BACKGROUND

[0002] In the field of mobile phone display, with the development of the times, the mobile phone screen has evolved rapidly from a unisex notch to a water drop, and then to the commonly used side corner hole screen today. The circular hole of the screen needs to be sealed with 360-degree glue to prevent light from the backlight side from interfering with the normal operation of the camera, and to block dust, dirt, water vapor and other impurities from entering the mobile module inside the mobile phone, affecting the service life of the mobile phone.

[0003] Generally, the diameter of the camera circular hole is about 4mm. In such a small circular hole space, the side edge glue needs to be coated in the dispensing process, and the glue head relative to the circular hole needs to have extremely high freedom. During the dispensing process, the circular hole screen needs to be adjusted in posture with the glue valve to achieve high efficiency, high precision and high stability of the dispensing effect.

[0004] Therefore, it is necessary to provide a dispensing device suitable for light-shielding coating to solve the above technical problems. SUMMARY

[0005] In view of the deficiencies in the prior art, the technical problem to be solved by the application is to provide a dispensing device applied to a light-shielding coating process. The purpose of designing the dispensing device is to solve the light-shielding effect of the side corner hole screen in the prior art.

[0006] To solve the above technical problems, the application realizes the following scheme: the dispensing device applied to the light-shielding coating process comprises a rack, and further comprises:

[0007] A cleaning mechanism is arranged at the loading station and has a first X-axis movement module, a first Y-axis movement module and a first theta-axis rotation module driven by the first Y-axis movement module to move in the Y-axis direction. The X-axis movable part of the first X-axis movement module is provided with a CCD alignment camera module. The rotating part of the first theta-axis rotation module is a cleaning platform. The movement track of the cleaning platform after being driven intersects below the movement track of the CCD alignment camera module.

[0008] The glue dispensing part is arranged at the glue dispensing station, and the glue dispensing part comprises a second X-axis movement module in a gantry structure, at least one group of glue dispensing modules which are drivingly connected with the second X-axis movement module and driven by the second X-axis movement module to move in the X-axis direction, the glue dispensing mechanism has a Z-axis movement module, a Z-axis movable plate which is drivingly connected with the Z-axis movement module and driven by the Z-axis movement module to move up and down, and a front plate surface of the Z-axis movable plate is provided with a first CCD camera visual needle device and a glue dispensing device side by side.

[0009] The material loading platform mechanism is arranged at the glue dispensing station, and has a second Y-axis movement module which is mounted on the rack, a Y-axis movable part which is driven by the second Y-axis movement module to move in the Y-axis direction, a rotation adjusting mechanism which is mounted on one side of the Y-axis movable part, a rotating support which is drivingly connected with the rotation adjusting mechanism and driven by the rotation adjusting mechanism to rotate, a second θ-axis rotation module which is fixed on the rotating support, and a calibration mechanism which is mounted on the other side of the Y-axis movable part, the second θ-axis rotation module is drivingly connected with the material loading platform and drives the material loading platform to rotate, the rotating direction of the rotating support is perpendicular to the movement track of the second Y-axis movement module, the rotating direction of the second θ-axis rotation module is perpendicular to the rotating direction of the rotating support, and the movement track of the material loading platform after being driven intersects with the movement track of the first CCD camera visual needle device and the movement track of the glue dispensing device respectively.

[0010] The glue wiping mechanism is mounted on the rack, the movement track of the glue dispensing device passes through the front side of the glue wiping mechanism, and the glue wiping mechanism wipes the glue dispensing head of the passing glue dispensing device;

[0011] The height measuring mechanism is mounted on the rack and measures the height of the glue dispensing head of the passing glue dispensing device.

[0012] The conveying mechanism has a long rail module which is fixed on the rack and arranged in the X-axis direction, and a conveying manipulator which is slidingly connected with the long rail module, the conveying manipulator can reach the feeding station, the glue dispensing station and the discharging station through the driving of a power source.

[0013] Further, the first X-axis movement module is mounted on a gantry structure, and a power source thereof is a first lead screw motor which drives the X-axis movable part to move in the X-axis direction.

[0014] Further, the power source of the first Y-axis movement module is a second lead screw motor which is drivingly connected with a Y-axis movement part, and the first θ-axis rotation module is mounted on the upper end of the Y-axis movement part.

[0015] Further, the power source of the first θ-axis rotation module is a first servo motor, the driving end of the first servo motor is connected to the cleaning platform, and the cleaning platform is horizontally arranged.

[0016] Further, the power source of the second X-axis movement module is a linear motor.

[0017] The power source of the Z-axis movement module is a third screw motor, and the third screw motor drives the Z-axis movable plate.

[0018] Further, the power source of the second Y-axis movement module is a linear motor.

[0019] The Y-axis movable part has a U-shaped structure frame.

[0020] The rotating support is a U-shaped frame.

[0021] The rotating adjusting mechanism is installed on the outer side of one side plate of the U-shaped structure frame, drives one end of the rotating support, and the other end of the rotating support is rotatably installed on the other side plate of the U-shaped structure frame.

[0022] The power source of the second θ-axis rotation module is a second servo motor, and the driving end of the second servo motor is connected to the material loading platform.

[0023] Further, the wiping mechanism comprises:

[0024] An L-shaped support installed on the rack;

[0025] Rotatable and vertically distributed upper and lower turntables installed on the L-shaped support, the upper and lower turntables are respectively upper and lower material loading plates;

[0026] A plurality of guide wheels installed on the L-shaped support and capable of guiding the cleaning belt to the upper horizontal position;

[0027] A clamping jaw cylinder installed at the top end of the L-shaped support, used for clamping a dispensing head.

[0028] Further, the carrying manipulator has a suction structure for sucking products.

[0029] Further, the carrying manipulator is provided with a second CCD camera visual needle device.

[0030] Further, a discharging conveying line is arranged at the discharging station of the rack, and the discharging conveying line is used for receiving the dispensing products from the carrying manipulator.

[0031] Compared with the prior art, the point gluing equipment has the advantages that the point gluing equipment is provided with a carrying manipulator and a discharging conveying line on a rack, the carrying manipulator is provided with a second CCD camera vision against a needle device and a suction structure, a mobile phone screen is firstly repeatedly cleaned by a cleaning mechanism, the cleaned product is sent to a point gluing platform by the carrying manipulator, a second X-axis movement module, a second Y-axis movement module, a Z-axis movement module, a rotating adjusting mechanism and a loading platform are arranged, so that the point gluing process can be freely combined in five dimensions, the inner wall of a circular hole of the mobile phone screen placed on the loading platform with the suction function is efficiently, accurately and stably coated with glue, and the multi-dimensional glue coating process requirement of the hole screen is met.

[0032] The point gluing equipment has the advantages of simple structure, reasonable design, low preparation cost, high work efficiency, and carrying the product to the discharging conveying line by the carrying manipulator after the point gluing is completed. BRIEF DESCRIPTION OF DRAWINGS

[0033] Figure 1 It is a whole structure schematic view of the point gluing equipment.

[0034] Figure 2 It is a structure schematic view of the cleaning mechanism.

[0035] Figure 3 It is a structure schematic view of the point gluing module.

[0036] Figure 4 It is a structure schematic view of the loading platform mechanism.

[0037] Figure 5 It is a structure schematic view of the glue wiping mechanism. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, so that the advantages and characteristics of the present application can be more easily understood by those skilled in the art, and the protection scope of the present application can be more clearly and definitely defined. Obviously, the described embodiments of the present application are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0039] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0040] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside, it can be wireless connection, or it can be wired connection. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0041] In addition, the technical features involved in the different embodiments of the application described below can be combined with each other as long as there is no conflict.

[0042] Embodiment 1: The specific structure of the present application is as follows:

[0043] Please refer to the accompanying Figures 1-5 The point gluing equipment applied to the shading coating process of the present application comprises a rack 1, and further comprises:

[0044] The cleaning mechanism 14 arranged at the feeding station has a first X-axis movement module 13, a first Y-axis movement module 2 and a first θ-axis rotation module 11 driven by the first Y-axis movement module 2 to move in the Y-axis direction, the X-axis movable part of the first X-axis movement module 13 is provided with a CCD alignment camera module 12, the rotating part of the first θ-axis rotation module 11 is a cleaning platform 111, and the movement track of the cleaning platform 111 after being driven intersects below the movement track of the CCD alignment camera module 12;

[0045] The glue dispensing part is arranged at the glue dispensing station, and the glue dispensing part comprises a second X-axis movement module 10 in a gantry structure, at least one group of glue dispensing modules 7 which are drivingly connected with the second X-axis movement module 10 and driven by the second X-axis movement module 10 to move in the X-axis direction, the glue dispensing module 7 has a Z-axis movement module 74, a Z-axis movable plate 71 which is drivingly connected with the Z-axis movement module 74 and driven by the Z-axis movement module 74 to move up and down, and a first CCD camera visual needle device 73 and a glue dispensing device 72 which are arranged side by side on the front plate surface of the Z-axis movable plate 71.

[0046] The material loading platform mechanism 6 is arranged at the glue dispensing station, and has a second Y-axis movement module 64 which is arranged on the frame 1, a Y-axis movable part which is driven by the second Y-axis movement module 64 to move in the Y-axis direction, a rotary adjusting mechanism 69 which is arranged on one side of the Y-axis movable part, a rotary support 62 which is drivingly connected with the rotary adjusting mechanism 69 and driven by the rotary adjusting mechanism 69 to rotate, a second theta-axis rotary module 61 which is fixed on the rotary support 62, and a calibration mechanism 63 which is arranged on the other side of the Y-axis movable part, the second theta-axis rotary module 61 is drivingly connected with a material loading platform 60 and drives the material loading platform 60 to move in rotation, the face in which the rotation direction of the rotary support 62 is located is perpendicular to the movement track of the second Y-axis movement module 64, the face in which the rotation direction of the second theta-axis rotary module 61 is located is perpendicular to the face in which the rotation direction of the rotary support 62 is located, and the movement track of the material loading platform 60 after being driven intersects with the movement track of the first CCD camera visual needle device 73 directly below and the movement track of the glue dispensing device 72 directly below.

[0047] The glue wiping mechanism 8 is arranged on the frame 1, the movement track of the glue dispensing device 72 passes through the front side of the glue wiping mechanism 8, and the glue wiping mechanism 8 wipes the glue dispensing head of the passing glue dispensing device 72.

[0048] The height measuring mechanism 9 is arranged on the frame 1 and measures the height of the glue dispensing head of the passing glue dispensing device 72.

[0049] The conveying mechanism has a long rail module 3 which is fixed on the frame 1 and arranged in the X-axis direction, and a conveying manipulator 4 which is slidingly connected with the long rail module 3, the conveying manipulator 4 can reach the feeding station, the glue dispensing station and the discharging station through the driving of a power source.

[0050] A preferred technical solution of the embodiment: the first X-axis movement module 13 is arranged on a gantry structure, and the power source thereof is a first screw motor which drives the X-axis movable part to move in the X-axis direction.

[0051] A preferred technical scheme of the embodiment: the power source of the first Y-axis movement module 2 is a second lead screw motor, the second lead screw motor is drivingly connected with a Y-axis movement part, and the first θ-axis rotation module 11 is installed on the upper end of the Y-axis movement part.

[0052] A preferred technical scheme of the embodiment: the power source of the first θ-axis rotation module 11 is a first servo motor, the driving end of the first servo motor is connected with the cleaning platform 111 in an upward direction, and the cleaning platform 111 is arranged horizontally.

[0053] A preferred technical scheme of the embodiment: the power source of the second X-axis movement module 10 is a linear motor.

[0054] The power source of the Z-axis movement module 74 is a third lead screw motor, and the third lead screw motor is drivingly connected with the Z-axis movable plate 71.

[0055] A preferred technical scheme of the embodiment: the power source of the second Y-axis movement module 64 is a linear motor.

[0056] The Y-axis movable part has a U-shaped structure frame.

[0057] The rotating support 62 is a U-shaped frame.

[0058] The rotating adjusting mechanism 69 is installed on the outer side of one side plate of the U-shaped structure frame, drivingly connected with one end of the rotating support 62, and the other end of the rotating support 62 is rotatably installed on the other side plate of the U-shaped structure frame.

[0059] The power source of the second θ-axis rotation module 61 is a second servo motor, and the driving end of the second servo motor is connected with the material loading platform 60.

[0060] A preferred technical scheme of the embodiment: the wiping mechanism 8 comprises:

[0061] An L-shaped support 89 installed on the rack 1.

[0062] An upper rotating disc 87 and a lower rotating disc 88 rotatably and vertically arranged on the L-shaped support 89, the upper rotating disc 87 and the lower rotating disc 88 are respectively an upper material loading disc and a lower material collecting disc.

[0063] A plurality of guide wheels 86 installed on the L-shaped support 89 and capable of guiding the cleaning belt to the upper horizontal position.

[0064] A clamping jaw cylinder 85 installed on the top end of the L-shaped support 89, used for clamping a dispensing head.

[0065] A preferred technical scheme of the embodiment: the carrying manipulator 4 has a suction structure for sucking products.

[0066] A preferred technical solution of the embodiment: the carrying manipulator 4 is provided with a second CCD camera visual needle device.

[0067] A preferred technical solution of the embodiment: a discharging conveying line 5 is arranged at the discharging station of the rack 1, and is used to receive the glued product from the carrying manipulator 4.

[0068] Embodiment 2:

[0069] The working principle of the glue dispensing equipment is as follows:

[0070] The following product is a mobile phone screen.

[0071] When working, the product is sent into the cleaning platform 111 by an external manipulator or manually, is aligned by the CCD alignment camera module 12, is cleaned by the cleaning part arranged beside the first X-axis movement module 13, is repeatedly cleaned by the cleaning mechanism 14, and is sent to the loading platform 60 by the carrying manipulator 4.

[0072] The loading platform 60 fixes the product by the adsorption structure thereon, and then the second X-axis movement module 10, the second Y-axis movement module 64, the Z-axis movement module 74, the rotation adjusting mechanism 69 and the loading platform 60 are coordinated with each other, so that the movement trajectory of each movable part can be formed in five dimensions during the glue dispensing process.

[0073] In summary, the glue dispensing equipment of the present application is provided with a carrying manipulator and a discharging conveying line on the rack, the carrying manipulator is provided with a second CCD camera visual needle device and an adsorption structure. The mobile phone screen is first repeatedly cleaned by the cleaning mechanism, and then the cleaned product is sent to the glue dispensing platform by the carrying manipulator, and the second X-axis movement module, the second Y-axis movement module, the Z-axis movement module and the rotation adjusting mechanism and the loading platform are arranged, so that the mobile phone screen can be freely combined in five dimensions during the glue dispensing process, the inner wall of the circular hole of the mobile phone screen placed on the loading platform with adsorption function can be efficiently, accurately and stably coated with glue, and the multi-dimensional glue coating process requirement of the hole screen is met. The glue dispensing equipment of the present application has simple structure, reasonable design, low preparation cost, high working efficiency, and the carrying manipulator carries the product to the discharging conveying line after the glue dispensing is completed.

[0074] The above is only a preferred embodiment of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent flow conversion obtained by using the content of the specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. A dispensing apparatus applied to a light shielding coating process, comprising a frame (1), characterized in that, The point glue equipment further comprises: A cleaning mechanism (14) arranged at the feeding station, having a first X-axis movement module (13), a first Y-axis movement module (2) and a first theta-axis rotation module (11) driven to move in Y-axis direction by the first Y-axis movement module (2), the X-axis moving part of the first X-axis movement module (13) is provided with a CCD alignment camera module (12), the rotating part of the first theta-axis rotation module (11) is a cleaning platform (111), and the movement track of the cleaning platform (111) after being driven intersects with the movement track of the CCD alignment camera module (12) directly below; A point glue part arranged at the point glue station, comprising a second X-axis movement module (10) in a gantry structure, at least one group of point glue modules (7) driven to move in X-axis direction by the second X-axis movement module (10) in driving connection with the second X-axis movement module (10), the point glue module (7) has a Z-axis movement module (74), a Z-axis movable plate (71) driven to move up and down by the Z-axis movement module (74) in driving connection with the Z-axis movement module (74), and the front plate surface of the Z-axis movable plate (71) is provided with a first CCD camera visual needle alignment device (73) and a point glue device (72) in parallel; A material loading platform mechanism (6) arranged at the point glue station, having a second Y-axis movement module (64) mounted on the rack (1), a Y-axis movable part driven to move in Y-axis direction by the second Y-axis movement module (64), a rotating adjustment mechanism (69) mounted on one side of the Y-axis movable part, a rotating support (62) driven to rotate by the rotating adjustment mechanism (69) in driving connection with the rotating adjustment mechanism (69), a second theta-axis rotation module (61) fixed on the rotating support (62), and a calibration mechanism (63) mounted on the other side of the Y-axis movable part, the second theta-axis rotation module (61) is drivingly connected with a material loading platform (60) and drives the material loading platform (60) to rotate, the rotating direction of the rotating support (62) is perpendicular to the movement track of the second Y-axis movement module (64), the rotating direction of the second theta-axis rotation module (61) is perpendicular to the rotating direction of the rotating support (62), and the movement track of the material loading platform (60) after being driven intersects with the movement track of the first CCD camera visual needle alignment device (73) directly below and the movement track of the point glue device (72) directly below, respectively; A wiping mechanism (8) mounted on the rack (1), the movement track of the point glue device (72) passes through the front side of the wiping mechanism (8), and the wiping mechanism (8) wipes the point glue head of the passing point glue device (72); A height measuring mechanism (9) mounted on the rack (1) and measuring the height of the point glue head of the passing point glue device (72). The conveying mechanism has a long track module (3) fixed to the frame (1) and arranged in the X-axis direction, and a conveying manipulator (4) slidingly connected to the long track module (3), wherein the conveying manipulator (4) can reach the feeding station, the dispensing station and the discharging station through the driving of a power source; The rubber wiping mechanism (8) comprises: An L-shaped support (89) mounted on the frame (1); An upper rotating disc (87) and a lower rotating disc (88) rotatably and vertically arranged on the L-shaped support (89), wherein the upper rotating disc (87) and the lower rotating disc (88) are respectively a feeding disc and a collecting disc; A plurality of guide wheels (86) mounted on the L-shaped support (89) and capable of guiding the cleaning belt to the upper end horizontal position; A clamping jaw cylinder (85) mounted at the top end of the L-shaped support (89) and used for clamping the dispensing head; The conveying manipulator (4) has a suction structure for sucking the product; The conveying manipulator (4) is provided with a second CCD camera visual needle device.

2. The dispensing apparatus for use in a light shielding coating process according to claim 1, wherein The first X-axis movement module (13) is mounted on a gantry structure frame, and a power source thereof is a first lead screw motor, which drives the X-axis moving part to move in the X-axis direction.

3. The dispensing apparatus for use in a light shielding coating process according to claim 1, wherein The power source of the first Y-axis movement module (2) is a second lead screw motor, which drives a Y-axis moving part connected thereto, and the first θ-axis rotating module (11) is mounted at the upper end of the Y-axis moving part.

4. The dispensing apparatus for use in a light shielding coating process according to claim 1, wherein The power source of the first θ-axis rotating module (11) is a first servo motor, and the driving end of the first servo motor is connected to the cleaning platform (111) in an upward direction, and the cleaning platform (111) is horizontally arranged.

5. The dispensing apparatus for use in a light-blocking coating process according to claim 1, wherein, The power source of the second X-axis movement module (10) is a linear motor. The power source of the Z-axis movement module (74) is a third lead screw motor, which drives the Z-axis moving plate (71) connected thereto.

6. The dispensing apparatus for use in a light shielding coating process according to claim 1, wherein The power source of the second Y-axis movement module (64) is a linear motor. The Y-axis moving part has a U-shaped structure frame. The rotating support (62) is a U-shaped frame. The rotating adjusting mechanism (69) is mounted on the outer side of one side plate of the U-shaped structure frame, and drives one end of the rotating support (62) connected thereto, and the other end of the rotating support (62) is rotatably mounted on the other side plate of the U-shaped structure frame. The power source of the second θ-axis rotating module (61) is a second servo motor, and the driving end of the second servo motor is connected to the material loading platform (60).

7. The dispensing apparatus for use in a light-blocking coating process according to claim 1, wherein The discharging conveying line (5) is arranged at the discharging station of the frame (1) and used for receiving the product after dispensing from the conveying manipulator (4).

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