TWM544995U - Three-dimensional spray system - Google Patents

Description

Three-dimensional spray system

The present invention relates to a spray system, and more particularly to a three-dimensional spray system.

In recent years, the commonly used spray systems have been used to spray flat objects to be colored. When spraying, the nozzle is driven to move in a horizontal direction relative to the object to be colored, and at the same time, the pigment is sprayed, thereby spraying the pigment on the surface of the object to be colored. However, the existing spraying system is not capable of spraying paint on the surface of the three-dimensional object to be colored, and can only be sprayed and colored by manual means, resulting in a relatively low production efficiency, so the existing spraying system still needs to be improved.

Therefore, the object of the present invention is to provide a three-dimensional spray system capable of improving production efficiency.

Therefore, the novel three-dimensional spraying system is suitable for spraying an object to be painted and comprising a spraying device. The spraying device comprises an ink supply unit that can be driven to supply a plurality of pigments of different colors, an ink jet unit that can be driven to eject the pigment supplied by the ink supply unit, and an ink jet unit that can drive the ink jet unit relative to The robot arm of the object to be colored is three-dimensionally transferred, a storage unit, and a control unit. The storage unit stores a model data having a plurality of color information and a plurality of coordinate information corresponding to the color information. The control unit signal is connected to the robot arm, the ink supply unit, the storage unit and the inkjet unit, and has a color adjustment module, a transfer module, and a coloring module. Driving the ink supply unit to supply a color corresponding to the color information according to one of the color information in the model data, and the transfer module can control the mechanical arm according to the coordinate information corresponding to the color information, so that the inkjet The unit is three-dimensionally transferred to a position corresponding to the coordinate information, and the coloring module can control the inkjet unit to spray the paint on the object to be colored when the inkjet unit moves to a position corresponding to the coordinate information.

The utility model has the advantages that: through the design of the robot arm, the ink supply unit, the ink jet unit and the control unit, the color information and the coordinate information of the model data can be automatically sprayed on the three-dimensional object to be colored. The pigment corresponding to the model data is used instead of manual spraying.

Referring to Figures 1 to 4, an embodiment of the novel three-dimensional spray system is adapted to scan a sample 900' and spray a workpiece to be painted 900, and also connect a terminal for user operation. Device 800, such as a computer or server. The three-dimensional spray system comprises a scanning device 1, a spraying device 2, and a post-conditioning device 3.

The scanning device 1 comprises three cameras 11 surrounding the sample 900' at equal angles as shown in Figure 4, and a model building unit 12. In this embodiment, the cameras 11 can respectively take the sample 900' from different angles to obtain the shape information, depth information and color information of the sample 900'. In general, the number of the cameras 11 is also There may be more than four, and the scanning device 1 may also include only one camera 11 that is rotatable about the sample 900'. The camera 11 can rotate the sample 900' one turn to take the sample 900 from different angles. ', not limited to this embodiment.

The model building unit 12 is a three-dimensional modeling software implemented on the terminal device 800, and can analyze several color information according to the depth, shape and color information obtained by the cameras 11, and several corresponding correspondences. The model information of the sample 900' is constructed and stored in the terminal device 800. Each coordinate information can represent a specific position of the 900' surface of the sample through a three-dimensional coordinate system or a polar coordinate system, and each color information can represent the color through four data of CMYK. In this implementation, the model building unit 12 performs modeling using the Kinect Fusion algorithm, but other algorithms may be used in implementation, and are not limited to the embodiment.

The spraying device 2 is connected to the scanning device 1, and includes an ink supply unit 21, an ink ejection unit 22, a robot arm 23, a distance measuring unit 24, a storage unit 25, and a control unit 26.

The ink supply unit 21 can be driven to supply a plurality of pigments of different colors. In the embodiment, the ink supply unit 21 has four pigment cartridges respectively accommodating four colors of CMYK, and are respectively connected by a plurality of pipelines. The inkjet unit 22, and when driven, can supply the pigments to the inkjet unit 22 through the lines.

The ink jet unit 22 has an ink mixing module 221 that can be driven to mix the pigment supplied by the ink supply unit 21, and one mounted to the robot arm 23 and can be driven to the ink mixing module 221 The nozzle module 222 is sprayed with the mixed pigment. The showerhead module 222 can eject mixed pigments using piezoelectric, thermal bubble inkjet. In the implementation of the inkjet unit 22, the ink mixing module 221 may be omitted, and the nozzle module 222 directly ejects the pigments at the same time, which is not limited to the embodiment.

In this embodiment, the robot arm 23 is a six-axis robot arm, and can move the nozzle module 222 three-dimensionally relative to the object to be colored 900. In addition, the object to be colored 900 is placed on the implementation. a two-dimensional turntable 700 as shown in FIG. 1, and the two-dimensional turntable 700 can be driven to horizontally rotate about its own axis through the control unit 26, so that the robot arm 23 can move the inkjet unit 22 to the The arbitrary position on the object to be colored 900 is a conventional technique due to the implementation of the robot arm 23 and the two-dimensional turret, and therefore will not be described in detail herein.

The distance measuring unit 24 is mounted on the robot arm 23, and can detect the distance between the object to be painted 900 and the inkjet unit 22 by using laser light. The distance measuring unit 24 can implement the time difference measurement method. The phase difference measurement method or the triangulation method is used to measure the distance. Since the method of transmitting the laser ranging is already a conventional technique, it will not be described in detail here.

The storage unit 25 stores a model data having a plurality of color information and a plurality of coordinate information corresponding to the color information. The control unit 26 is connected to the robot arm 23, the ink supply unit 21, the ink jet unit 22, the storage unit 25 and the distance measuring unit 24, and has a color adjustment module 261 and a transfer module 262. And a coloring module 263.

The color adjustment module 261 can drive the ink supply unit 21 to supply a pigment corresponding to the color information according to one of the color information in the model data, and drive the ink mixing module 221 to supply the ink supply unit 21 In the present embodiment, the color mixing module 261 drives the ink supply unit 21 to supply the pigments of the pigment cartridges to the inkjet unit 22, and controls the pigment cartridges according to the color information. The amount of ink supplied by the pigment is then driven by the color mixing module 261 to drive the ink mixing module 221 to mix the pigments. The shifting module 262 can control the three-dimensional movement of the robot arm 23 according to the distance detected by the ranging unit 24 and the coordinate information corresponding to the color information, so that the inkjet unit 22 moves to the corresponding coordinate information. The position and the object to be colored 900 are spaced apart from each other by a spraying distance. The coloring module 263 can control the inkjet unit 22 to spray paint on the object to be colored when the shifting module 262 controls the robot arm 23 to move the inkjet unit 22 to a position corresponding to the coordinate information. Object 900.

The post-production adjustment device 3 is an image art software that is implemented on the terminal device 800. The post-production adjustment device 3 can connect and access the model data stored in the storage unit 25, and is operable to operate the model data. Color information is edited and modified.

In the three-dimensional spraying system of the present invention, the user can start the scanning device 1 to scan the sample 900' to obtain the model data. In some cases, the spraying manufacturer can only obtain the sample 900', which cannot be obtained. Corresponding model data, through which the spraying manufacturer can obtain the model data from the sample 900' to facilitate spraying, of course, if the coating manufacturer can obtain the model data, the three-dimensional spraying system can also omit the The scanning device 1 is not limited to this embodiment.

Then, the user can activate the spraying device 2, and select the model data through the control unit 26 to spray the object to be painted 900. During the spraying process, the control unit 26 controls the color information according to the model data. The ink supply unit 21 supplies the pigment, and controls the robot arm 23 to move the inkjet unit 22 according to the coordinate information of the model data and the distance measured by the distance measuring unit 24, so that the robot arm 23 transmits the six axes. Interacting to drive the inkjet unit 22 to any position on the surface of the object to be colored 900, and maintaining a proper spraying distance with the surface of the object to be painted 900, and finally driving the inkjet unit 22 to be on the same. The color object 900 is sprayed, so that the color corresponding to the model material can be sprayed on the object to be painted 900.

It is to be noted that, after the spraying is completed, if the color of the spraying is to be changed, the rear adjusting device 3 can be operated through the terminal device 800 to adjust the color information of the model data.

In summary, the novel three-dimensional spraying system, through the design of the robot arm 23, the ink supply unit 21, the inkjet unit 22 and the control unit 26, can automatically be based on the color information and coordinate information of the model data. The three-dimensional object to be painted 900 is sprayed with a pigment corresponding to the model material to replace the manual spraying method, thereby improving production efficiency, and the sample 900' can be directly scanned through the design of the scanning device 1. Obtaining the model data is quite convenient, so it can achieve the purpose of this new type.

However, the above is only the embodiment of the present invention, and when it is not possible to limit the scope of the present invention, all the simple equivalent changes and modifications according to the scope of the patent application and the contents of the patent specification are still This new patent covers the scope.

1‧‧‧ scanning device
11‧‧‧ camera
12‧‧‧Model building unit
2‧‧‧ Spraying device
21‧‧‧Ink supply unit
22‧‧‧Inkjet unit
221‧‧‧Ink-mixing module
222‧‧‧ nozzle module
23‧‧‧ Robotic arm
24‧‧‧Ranging unit
25‧‧‧ storage unit
26‧‧‧Control unit
261‧‧‧Color Module
262‧‧‧Transfer module
263‧‧‧Color module
3‧‧‧After adjustment device
700‧‧‧Two-dimensional turntable
800‧‧‧ Terminal devices
900‧‧‧ Items to be colored
900'‧‧‧ samples

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a perspective view showing a spray device signal of one embodiment of the novel three-dimensional spray system connected to a terminal device Figure 2 is a perspective view showing a scanning device of the embodiment; Figure 3 is a functional block diagram showing the system architecture of the embodiment; and Figure 4 is a top plan view showing the scanning device of the embodiment.

2‧‧‧ Spraying device

21‧‧‧Ink supply unit

22‧‧‧Inkjet unit

23‧‧‧ Robotic arm

24‧‧‧Ranging unit

26‧‧‧Control unit

700‧‧‧Two-dimensional turntable

800‧‧‧ Terminal devices

900‧‧‧ Items to be colored

Claims (5)

A three-dimensional spraying system for spraying an object to be painted, the three-dimensional spraying system comprising: a spraying device comprising: an ink supply unit that can be driven to supply a plurality of pigments of different colors, an inkjet unit, Can be driven to eject the pigment supplied by the ink supply unit, a robot arm can drive the inkjet unit to be three-dimensionally moved relative to the object to be colored, and a storage unit stores a model data, the model data has a plurality of color information, and a plurality of coordinate information corresponding to the color information, and a control unit, the signal is connected to the robot arm, the ink supply unit, the storage unit and the inkjet unit, and has a color adjustment module a color shifting module, wherein the coloring module can drive the ink supply unit to supply a color corresponding to the color information according to one of the color information in the model data, the transfer mode The group can control the robot arm according to the coordinate information corresponding to the color information, and move the inkjet unit to the position corresponding to the coordinate information. The module may be in the color ink jet unit to be moved to the position coordinate information, the control unit of the ink jet pigment color to be sprayed on the object. The three-dimensional spraying system of claim 1, wherein the spraying device further comprises a distance measuring unit connected to the control unit, the distance measuring unit is mounted on the robot arm, and can detect the object to be colored and the spray The distance between the ink units, the transfer module can control the robot arm according to the distance detected by the distance measuring unit and the coordinate information corresponding to the color information, so that the inkjet unit is three-dimensionally transferred to the corresponding coordinate information. Position and spaced apart from each other by a spray distance. The three-dimensional painting system of claim 2, wherein the inkjet unit comprises an ink mixing module that can be driven to mix the pigment supplied by the ink supply unit, and one is mounted on the robot arm and can be a nozzle module for driving the ink mixed by the ink mixing module, the coloring module driving the ink mixing module to supply the ink when the ink supply unit supplies the color corresponding to the color information The pigments supplied by the unit are mixed, and the coloring module controls the nozzle module to spray the pigment mixed by the ink mixing module on the object to be colored when the inkjet unit moves to a position corresponding to the coordinate information. The three-dimensional spraying system of claim 3 can scan a sample, wherein the three-dimensional spraying system further comprises a scanning device connected to the control unit, and the scanning device captures coordinate information and color information of the surface of the sample. And integrating a model data according to shape information, depth information and color information of the sample and storing the model data in the storage unit. The three-dimensional spraying system of claim 4 is adapted to be connected to a terminal device, wherein the three-dimensional spraying system further comprises a post-adjusting device configured to be constructed on the terminal device, the post-adjusting device being connectable and accessible The storage unit stores the model data and is operable to modify the color information of the model data.