High-precision dispensing machine

Abstract

The utility model discloses a high-precision dispensing machine which comprises a machine body, a first linear module is arranged at the top end of the machine body, stand columns are fixedly connected to the two ends of the first linear module, the stand columns are fixedly connected to the machine body, and the output end of the first linear module is fixedly connected with a second linear module. The output end of the second linear module is fixedly connected with a mounting seat, the mounting seat is fixedly connected with a CCD camera, the CCD camera is provided with a lens, the bottom end of the lens is provided with a coaxial light source, and one side of the coaxial light source is provided with a laser displacement sensor; the machine vision technology is adopted, the CCD camera is used for positioning the dispensing position, meanwhile, the laser displacement sensor is used for detecting the height difference of the dispensing face of a product so as to provide data support for eliminating the height difference, the photoelectric sensor is used for detecting the position of the needle head so as to assist in correcting the needle head, and the accuracy of the product is improved. By adopting the method, high-precision positioning is realized, and the dispensing quality is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of glue dispensing machines, in particular to a high-precision glue dispensing machine. Background Art

[0002] A glue dispenser is a device used to automatically drip or apply glue on a product. It has been widely used in the electronics industry, the automotive industry, the lighting industry, and industrial electrical industry. Although existing glue dispensers have a high degree of automation, they still have the following disadvantages: First, there is a height difference on the glue dispensing surface of the product, and the existing glue dispenser cannot automatically compensate for the height difference, which will reduce the glue dispensing accuracy; second, the existing glue dispensing machine has a low glue dispensing position positioning accuracy, which will lead to a decrease in glue dispensing quality; third, after replacing the needle, the position of the needle will change slightly, which will further affect the glue dispensing effect. Utility Model Content

[0003] The purpose of the utility model is to provide a high-precision glue dispensing machine to solve the problems raised in the above background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a high-precision dispensing machine, including a fuselage, a first linear module is arranged on the top of the fuselage, both ends of the first linear module are fixedly connected to columns, and the columns are fixedly connected to the fuselage, the output end of the first linear module is fixedly connected to the second linear module, the output end of the second linear module is fixedly connected to a mounting seat, a CCD camera is fixedly connected to the mounting seat, a lens is installed on the CCD camera, a coaxial light source is arranged at the bottom of the lens, a laser displacement sensor is arranged on one side of the coaxial light source, and a dispensing device is arranged on the other side of the coaxial light source.

[0005] Preferably, the coaxial light source, laser displacement sensor and glue dispenser are all fixedly connected to the mounting base.

[0006] Preferably, a third linear module is fixedly connected to the upper surface of the fuselage, an output end of the third linear module is fixedly connected to a material rack, and a photoelectric sensor is provided on one side of the material rack.

[0007] Preferably, a bracket is fixedly connected to the photoelectric sensor, and the bracket is fixedly connected to the material rack.

[0008] Preferably, a plurality of buttons are installed on the fuselage, a dispensing controller is arranged on one side of the fuselage, a control panel is fixedly connected to the dispensing controller, and a display is arranged on the other side of the fuselage.

[0009] Preferably, a hook is fixedly connected to one of the columns, and a teaching handle is installed on the hook.

[0010] The utility model provides a high-precision glue dispensing machine, which has the following advantages: the utility model adopts machine vision technology, utilizes a CCD camera to realize the positioning of the glue dispensing position, and at the same time detects the height difference of the product glue dispensing surface by using a laser displacement sensor, thereby providing data support for eliminating the height difference, and detects the needle position by using a photoelectric sensor, thereby assisting in correcting the needle. The utility model realizes high-precision positioning through the above method, and effectively improves the glue dispensing quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0013] Figure 2 for Figure 1 A magnified view of the structure in the middle A area;

[0014] Figure 3 It is a schematic diagram of the overall main structure of the utility model;

[0015] Figure 4 It is a schematic diagram of the overall side view structure of the utility model;

[0016] Figure 5 It is a schematic diagram of the overall top view structure of the utility model.

[0017] In the figure: 1. Body; 11. Button; 12. Column; 13. Teaching handle; 14. Hook; 15. First linear module; 16. Second linear module; 17. Mounting seat; 18. CCD camera; 19. Lens; 110. Coaxial light source; 111. Laser displacement sensor; 112. Glue dispenser; 113. Third linear module; 114. Material rack; 115. Bracket; 116. Photoelectric sensor; 2. Glue dispensing controller; 21. Control panel; 3. Display. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-5 The utility model provides an embodiment: a high-precision glue dispensing machine, including a body 1, a first linear module 15 is arranged on the top of the body 1, both ends of the first linear module 15 are fixedly connected to the column 12, and the column 12 is fixedly connected to the body 1, the output end of the first linear module 15 is fixedly connected to the second linear module 16, the output end of the second linear module 16 is fixedly connected to the mounting seat 17, the mounting seat 17 is fixedly connected to the CCD camera 18, the CCD camera 18 is installed with a lens 19, the bottom end of the lens 19 is provided with a coaxial light source 110, the coaxial light source 110 A laser displacement sensor 111 is provided on one side, and a glue dispenser 112 is provided on the other side of the coaxial light source 110. The column 12 is used to support the first linear module 15, the first linear module 15 is used to drive the second linear module 16 to move, the second linear module 16 is used to drive the mounting seat 17 to move, the CCD camera 18 on the mounting seat 17 is used to collect pictures, the lens 19 is used to focus, the coaxial light source 110 is used to provide light for taking pictures, the laser displacement sensor 111 is used to detect the height difference of the glue dispensing surface, and the glue dispenser 112 is used for dispensing; the coaxial light source 110, the laser displacement sensor 111 are used to detect the height difference of the glue dispensing surface, and the glue dispenser 112 is used for dispensing; 11 and the glue dispenser 112 are fixedly connected to the mounting seat 17, so as to ensure that the positions of the coaxial light source 110, the laser displacement sensor 111 and the glue dispenser 112 are relatively fixed; the upper surface of the fuselage 1 is fixedly connected to the third linear module 113, the output end of the third linear module 113 is fixedly connected to the material rack 114, and a photoelectric sensor 116 is arranged on one side of the material rack 114. The third linear module 113 is used to drive the material rack 114, the material rack 114 is used to place the product, and the photoelectric sensor 116 is used to detect the needle position; the bracket 1 is fixedly connected to the photoelectric sensor 116 15, and the bracket 115 is fixedly connected to the material rack 114, and the bracket 115 is used to install the photoelectric sensor 116; a plurality of buttons 11 are installed on the fuselage 1, a dispensing controller 2 is arranged on one side of the fuselage 1, and a control panel 21 is fixedly connected to the dispensing controller 2, and a display 3 is arranged on the other side of the fuselage 1, the button 11 is used to control the start and stop of the equipment and dispensing, the dispensing controller 2 is used to adjust the dispensing amount, and the display 3 is used for data visualization; a hook 14 is fixedly connected to one of the columns 12, and a teaching handle 13 is installed on the hook 14, and the teaching handle 13 is used for program programming.

[0020] Working principle: When using the utility model for dispensing operation, first connect the device to the power supply, then start the computer, open the control software, reset the control device, select the product's dispensing program, place the product on the material rack 114, and start the dispensing program. The CCD camera 18 collects image information, the first linear module 15 drives the second linear module 16 to move, locate the product, and then identify the dispensing template, and use the laser displacement sensor 111 to measure the laser height. The second linear module 16 drives the mounting seat 17 to move, and position compensation is performed for the dispensing height. Then the dispensing controller 2 controls the dispensing device 112 to dispense glue; wherein, the CCD camera 18 is used to realize the visual positioning of the product to ensure the positioning accuracy, and the laser The optical displacement sensor 111 is used to adjust the impact of the height difference of the product surface on the dispensing. The photoelectric sensor 116 is used to detect the needle position of the dispensing device 112 to assist in correcting the needle. The button 11 on the body 1 is used to control the dispensing and the start and stop of the equipment. The teaching handle 13 is used for program programming. The column 12 is used to support the first linear module 15. The hook 14 is used to install the teaching handle 13. The lens 19 is used for focusing. The coaxial light source 110 is used to provide shooting lighting for the CCD camera 18. The third linear module 113 is used to drive the material rack 114 to move and adjust the product position. The bracket 115 is used to install the photoelectric sensor 116. The control panel 21 is used to control the dispensing controller 2. The display 3 is used for data visualization.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0023] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A high-precision glue dispensing machine, comprising a body (1), characterized in that: A first linear module (15) is arranged at the top of the body (1), both ends of the first linear module (15) are fixedly connected to a column (12), and the column (12) is fixedly connected to the body (1), the output end of the first linear module (15) is fixedly connected to a second linear module (16), the output end of the second linear module (16) is fixedly connected to a mounting seat (17), a CCD camera (18) is fixedly connected to the mounting seat (17), a lens (19) is mounted on the CCD camera (18), a coaxial light source (110) is arranged at the bottom end of the lens (19), a laser displacement sensor (111) is arranged on one side of the coaxial light source (110), and a glue dispenser (112) is arranged on the other side of the coaxial light source (110).

2. A high-precision glue dispensing machine according to claim 1, characterized in that: The coaxial light source (110), the laser displacement sensor (111) and the glue dispenser (112) are all fixedly connected to the mounting seat (17).

3. A high-precision glue dispensing machine according to claim 1, characterized in that: A third linear module (113) is fixedly connected to the upper surface of the machine body (1), an output end of the third linear module (113) is fixedly connected to a material rack (114), and a photoelectric sensor (116) is provided on one side of the material rack (114).

4. A high-precision glue dispensing machine according to claim 3, characterized in that: The photoelectric sensor (116) is fixedly connected to a bracket (115), and the bracket (115) is fixedly connected to a material rack (114).

5. A high-precision glue dispensing machine according to claim 3, characterized in that: A plurality of buttons (11) are installed on the body (1); a dispensing controller (2) is arranged on one side of the body (1); a control panel (21) is fixedly connected to the dispensing controller (2); and a display (3) is arranged on the other side of the body (1).

6. A high-precision glue dispensing machine according to claim 1, characterized in that: A hook (14) is fixedly connected to one of the upright posts (12), and a teaching handle (13) is installed on the hook (14).

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