A spraying robot

Abstract

The present invention belongs to the field of robot technology, in particular to a spraying robot; the present invention proposes a spraying robot, comprising: a machine base; a rotating base, a control box is installed on the rotating base; a fixed arm, fixedly connected to the rotating base; a first rotating arm, rotatably connected to the fixed arm; a second rotating arm, rotatably connected to the first rotating arm; a spraying assembly, connected to one end of the second rotating arm; an air suction assembly, used for adsorbing paint molecules floating in the air, the air suction assembly is arranged at the end of the second rotating arm, a vacuum pump is installed on the machine base, and the vacuum pump is connected to the air suction assembly through an air duct; the present invention provides an air suction assembly on the periphery of the spray assembly, and the air suction assembly can adsorb paint molecules in the nearby air, thereby solving the problem that paint molecules float in the air for a long time during the painting process, polluting the nearby air and affecting the health of workers.

Description

Technical Field

[0001] The invention relates to the technical field of robot utilization, and in particular to a spraying robot. Background Art

[0002] With the rapid development of modern society and science and technology, the continuous integration and automation of industrial production, spraying robots are now emerging in large numbers. Spraying robots are also called paint robots. Existing spraying robots include robot bodies, walking devices, mechanical arms and spraying devices. The walking device drives the robot body to walk on the working surface, and the rotation of the mechanical arm can drive the spraying device to move in the set direction. During the movement, the spraying device sprays the object without the need for workers to operate the spraying.

[0003] During the spraying process of the spray robot, the spray liquid diffuses in the air and easily spills around the spray device. The spray liquid floats in the air for a long time without dispersing, causing pollution to the working environment, affecting the quality of work, and is not conducive to the health of surrounding workers. Summary of the invention

[0004] In view of the deficiencies of the prior art, the present invention provides a spraying robot which is equipped with an air suction component to absorb paint molecules in the air of the spraying area, thereby solving the pollution problem of paint molecules floating in the air during spraying operations in the prior art.

[0005] In order to achieve the above-mentioned technical objectives, the specific technical scheme of the present invention is as follows: a spraying robot proposed in the present invention includes: a machine base; a rotating seat, a control box is installed on the rotating seat; a fixed arm, fixedly connected to the rotating seat; a first rotating arm, rotatably connected to the fixed arm; a second rotating arm, rotatably connected to the first rotating arm; a spraying assembly, connected to one end of the second rotating arm; an air suction assembly, used to adsorb paint molecules floating in the air, the air suction assembly is arranged at the end of the second rotating arm, and a vacuum pump is installed on the machine base, and the vacuum pump is connected to the air suction assembly through an air duct.

[0006] As a preferred technical solution of the present invention, the air intake component includes: a shell, the shell has a circular structure, and the air duct is connected to the shell; a groove is provided on the side of the shell, and a rotatable air intake plate with an internal hollow structure is connected in the groove, and a foldable and retractable bellows is fixedly connected to the side of the air intake plate, and the bellows can be unfolded along the circumference of the shell into a trumpet shape.

[0007] As a preferred technical solution of the present invention, a plurality of adsorption holes are provided on the surface of the bellows, and the bellows is connected to the inside of the air suction plate, the air suction plate is connected to the shell through a tube body, and the tube body is arranged in the groove.

[0008] As a preferred technical solution of the present invention, the shell surface is fixedly connected with a concentrically arranged annular track and a gear ring, and a sliding seat is slidably connected to the annular track to drive the bellows to expand or contract. A driving motor is installed on the sliding seat, and the driving motor is connected to a gear that meshes with the gear ring; when the sliding seat slides along the annular track, it can drive the bellows to expand or contract.

[0009] As a preferred technical solution of the present invention, one side of the slide seat is rotatably connected to a rotating frame, the rotating frame is U-shaped, the side of the bellows is fixedly connected to a connecting block, and one end of the rotating frame is rotatably connected to the connecting block; a rotating motor is installed on the shell to drive the suction plate to rotate.

[0010] As a preferred technical solution of the present invention, an activated carbon adsorption layer is provided inside the air intake plate for adsorbing paint molecules, and a filter mesh layer is also provided inside the air intake plate for filtering large particle impurities in the air.

[0011] As a preferred technical solution of the present invention, the spraying assembly includes: a spray gun; a connecting frame, on which a first motor is fixedly connected, and a flip seat is connected to the rotating shaft of the first motor; a second motor is fixedly installed on the flip seat, and the spray gun is fixedly connected to the rotating shaft of the second motor.

[0012] As a preferred technical solution of the present invention, a retractable piston arm is connected inside the second rotating arm, a rotating rod is rotatably connected to the piston arm, a connecting frame is fixedly connected to one end of the rotating rod, and a third motor is fixedly installed on the piston arm for driving the rotating rod to rotate.

[0013] As a preferred technical solution of the present invention, a first partition is fixedly connected to the top of the shell, and a second partition staggered with the first partition is fixedly connected to the bottom of the shell, a circuitous channel is formed between the first partition and the second partition, and a liquid solvent is provided inside the shell for absorbing paint molecules in the air.

[0014] As a preferred technical solution of the present invention, an interface connected to the air duct is provided on the shell, a guide pipe is connected to the air inlet end of the shell, and a valve is provided at the bottom of the shell.

[0015] The beneficial effects of the present invention are:

[0016] 1. The present invention provides an air suction component on the periphery of the spray group component, which can adsorb paint molecules in the nearby air, thereby preventing the paint molecules from floating in the air for a long time to pollute the nearby air and affect the health of the workers.

[0017] 2. The air suction component of the present invention is provided with an air suction plate and a bellows. The slide seat slides along the circular track, which can drive the bellows to expand into a trumpet shape, and absorb the paint molecules in the air near the spray component; when the air suction component is not working, the movement of the slide seat can drive the bellows to shrink into a long strip shape, so as to avoid affecting the spraying work of the spray component. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic structural diagram of a spraying robot proposed in the present invention.

[0019] Figure 2 This is a front view schematic diagram of a spraying robot proposed by the present invention.

[0020] Figure 3 This is a schematic diagram of the structure of the spraying assembly proposed by the present invention.

[0021] Figure 4 This is a schematic structural diagram of the air intake assembly proposed in the present invention.

[0022] Figure 5 This is a schematic diagram from another angle of the air intake assembly proposed by the present invention.

[0023] Figure 6 This is a schematic diagram of the interior of the housing proposed by the present invention.

[0024] Figure 7 This is a schematic diagram of the interior of the air getter plate proposed by the present invention.

[0025] In the figure: 100, machine base; 101, rotating seat; 102, fixed arm; 103, first rotating arm; 104, second rotating arm; 105, piston arm; 106, third motor; 107, rotating rod; 200, spray assembly; 201, spray gun; 202, connecting frame; 203, first motor; 204, flip seat; 205, second motor; 300, suction assembly; 301, shell; 302, circular track; 303, suction plate; 3031, activated carbon adsorption layer ; 3032, filter layer; 304, bellows; 305, slide seat; 306, gear; 307, drive motor; 308, gear ring; 309, connecting block; 310, rotating frame; 311, groove; 312, rotating motor; 313, tube body; 3011, first partition; 3012, second partition; 3013, interface; 3014, detour channel; 3015, valve; 3016, guide pipe; 400, vacuum pump; 401, air duct; 500, control box. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0027] Embodiment: This embodiment discloses a spraying robot, such as Figure 1-Figure 7 As shown, it includes: a machine base 100; a rotating base 101, which can rotate autonomously, and a control box 500 is installed on the rotating base 101 for controlling the movement of various components; a fixed arm 102, which is fixedly connected to the rotating base 101; a first rotating arm 103, which is rotatably connected to the fixed arm 102; a second rotating arm 104, which is rotatably connected to the first rotating arm 103; the first rotating arm 103 and the second rotating arm 104 can both rotate autonomously, and a spraying assembly 200, which is connected to one end of the second rotating arm 104; through the rotating base 101, the first rotating arm 103 The movement of the second rotating arm 104 drives the spraying assembly 200 to move and spray the surface of the object; the suction assembly 300 is used to absorb the paint molecules floating in the air. The suction assembly 300 is arranged at the end of the second rotating arm 104. A vacuum pump 400 is installed on the machine base 100. The vacuum pump 400 is connected to the suction assembly 300 through an air duct 401. The air duct 401 adopts a hose to facilitate the movement of the suction assembly 300. During the spraying process, the suction assembly 300 can be used to absorb the paint molecules in the nearby air to avoid polluting the air and affecting the health of the staff.

[0028] like Figure 3 As shown, the spraying assembly 200 includes: a spray gun 201; a connecting frame 202, on which a first motor 203 is fixedly connected, and a flip seat 204 is connected to the rotating shaft of the first motor 203; a second motor 205, which is fixedly installed on the flip seat 204, and the spray gun 201 is fixedly connected to the rotating shaft of the second motor 205, and the spray gun 201 can be driven by the second motor 205 to rotate horizontally to change the spraying angle; a retractable piston arm 105 is connected to the inside of the second rotating arm 104, and the retraction of the piston arm 105 can be controlled by the air pressure inside the second rotating arm 104, and a rotating rod 107 is rotatably connected to the piston arm 105, and the connecting frame 202 is fixedly connected to one end of the rotating rod 107, and a third motor 106 is fixedly installed on the piston arm 105 for driving the rotating rod 107 to rotate, and the third motor 106 can drive the rotating rod 107 to rotate through the gear assembly, thereby driving the spray gun 201 to spray in all directions.

[0029] like Figure 4-Figure 5As shown, the air suction component 300 includes: a shell 301, the shell is a circular structure, the shell 301 is an internal hollow structure, the air duct 401 is connected to the shell 301, and the shell 301 is fixedly connected to the piston arm 105; a groove 311 is provided on the side of the shell 301, and a rotatable air suction plate 303 with an internal hollow structure is connected in the groove 311, and a foldable and retractable bellows 304 is fixedly connected to the side of the air suction plate 303, and the bellows 304 can be unfolded along the circumference of the shell 301 to form a trumpet shape, and the bellows 304 can also be retracted to a long strip shape, which is convenient for the storage of the bellows 304, wherein the surface of the bellows 304 is provided with a plurality of adsorption holes for adsorbing paint molecules in the air. The bellows 304 is connected to the inside of the air intake plate 303, and the air intake plate 303 is connected to the shell 301 through the tube body 313, and the tube body 313 is arranged in the groove 311; the surface of the shell 301 is fixedly connected with a concentric annular track 302 and a gear ring 308, and a slide seat 305 is slidably connected to the annular track 302, which is used to drive the bellows 304 to expand or contract, and a driving motor 307 is installed on the slide seat 305, and a gear 306 meshing with the gear ring 308 is connected to the driving motor 307; when the slide seat 305 slides along the annular track 302, it can drive the bellows 304 to expand or contract; one side of the slide seat 305 is rotatably connected to a rotating frame 310, and the rotating frame 310 is in a U shape, and a connecting block 309 is fixedly connected to the side of the bellows 304, and one end of the rotating frame 310 is rotatably connected to the connecting block 309; a rotating motor 312 is installed on the shell 301 to drive the air suction plate 303 to rotate, which can change the angle of the bellows 304 when it is unfolded; when the air suction component 3 needs to work, the driving motor 307 drives the slide seat 305 to rotate along the circular track 302 for one circle, so that the bellows 304 can be unfolded into a trumpet-shaped structure, which increases the area of ​​the air suction area, and the rotating motor 312 drives the air suction plate 303 to rotate, so that the unfolding angle of the bellows 304 can be adjusted, thereby adjusting the air suction range, and the vacuum pump 400 works. A negative pressure area is formed inside the shell 301, and the paint molecules in the air near the bellows 304 are adsorbed into the bellows 304, purified by the air suction plate 303 and the shell 301, and finally discharged through the vacuum pump 400; when the air suction component 300 stops working or the space in the spraying area is small, in order to prevent the air suction component 300 from affecting the movement of the spraying component 200, the driving motor 307 drives the slide 305 to rotate in the opposite direction along the circular track 302, and the bellows 304 is stored and stacked into a long strip, and then the air suction plate 303 is driven by the rotating motor 312 to rotate into the groove 311, keeping it parallel to the second rotating arm 104, so as to avoid affecting the spraying of the spraying component 200.

[0030] Preferably, Figure 6As shown, a first baffle 3011 is fixedly connected to the top of the shell 301, and a second baffle 3012 staggered from the first baffle 3011 is fixedly connected to the bottom of the shell 301. The number of the first baffle 3011 and the second baffle 3012 is one, and a detour channel 3014 arranged up and down is formed between the first baffle 3011 and the second baffle 3012. A liquid solvent is provided inside the shell 301 for absorbing paint molecules in the air. The liquid solvent can be ethanol. The height of the solvent liquid level is higher than the lower end of the first baffle 3011, so that the gas can pass through Solvent; The shell 301 is provided with an interface 3013 connected to the air duct 401, the solvent liquid level is lower than the interface 3013, and the air inlet end of the shell 301 is connected with a guide tube 3016, the end of the guide tube 3016 is below the solvent liquid level and inside the detour channel 3014, the air enters the guide tube 3016 through the air intake plate 303, and then passes into the solvent, the paint molecules in the air are further absorbed by the solvent, the purified air is sucked away through the air duct 401, and a valve 3015 is provided at the bottom of the shell 301 to facilitate the replacement of the solvent liquid.

[0031] Preferably, Figure 7 As shown, an activated carbon adsorption layer 3031 is provided inside the air intake plate 303 for adsorbing paint molecules, and a filter mesh layer 3032 is also provided inside the air intake plate 303 for filtering large particles of impurities in the air; large particles of impurities in the air are first filtered through the filter mesh layer 3032, and then the paint molecules are adsorbed by the activated carbon adsorption layer 3031, thereby achieving the effect of purifying the air.

[0032] Working principle: The present invention drives the spraying assembly 200 to move in any direction through the movement of the rotating seat 101, the first rotating arm 103 and the second rotating arm 104 to spray the surface of the object; during the spraying process, the paint molecules in the nearby air can be adsorbed by the suction assembly. When the suction assembly is working, the slide 305 can be driven by the driving motor 307 to rotate one circle along the circular track 302, and the bellows 304 can be unfolded into a trumpet-shaped structure, and then the nearby local area can be suctioned; when the suction assembly 300 stops working or the space in the spraying area is small, in order to avoid the suction assembly 300 affecting the movement of the spraying assembly 200, the driving motor 307 can drive the slide 305 to rotate in the opposite direction along the circular track 302, and the bellows 304 are stored and stacked into a long strip, and then the suction plate 303 is driven by the rotating motor 312 to rotate into the groove 311, and keep it parallel to the second rotating arm 104 to avoid affecting the spraying of the spraying assembly 200. When the spraying is completed, the suction assembly 300 can be restarted.

[0033] Finally, it should be noted that in the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A spraying robot, characterized in that: include: Base (100); A rotating seat (101), on which a control box (500) is mounted; A fixed arm (102) fixedly connected to the rotating seat (101); A first rotating arm (103) rotatably connected to the fixed arm (102); A second rotating arm (104) rotatably connected to the first rotating arm (103); A spraying assembly (200) connected to one end of the second rotating arm (104); An air suction component (300) is used to absorb paint molecules floating in the air. The air suction component (300) is arranged at the end of the second rotating arm (104). A vacuum pump (400) is installed on the machine base (100). The vacuum pump (400) is connected to the air suction component (300) via an air duct (401); A shell (301) is in a circular structure, and the air duct (401) is connected to the shell (301); a groove (311) is provided on the side of the shell (301), and a rotatable air intake plate (303) with a hollow structure is connected in the groove (311); a foldable and retractable bellows (304) is fixedly connected to the side of the air intake plate (303), and the bellows (304) can be unfolded along the circumference of the shell (301) to form a trumpet shape; The surface of the bellows (304) is provided with a plurality of adsorption holes, and the bellows (304) is connected to the interior of the air suction plate (303); the air suction plate (303) is connected to the housing (301) via a tube body (313), and the tube body (313) is arranged in the groove (311); The surface of the housing (301) is fixedly connected with a concentrically arranged annular track (302) and a gear ring (308); a slide seat (305) is slidably connected to the annular track (302) and is used to drive the bellows (304) to expand or contract; a drive motor (307) is installed on the slide seat (305); the drive motor (307) is connected with a gear (306) meshing with the gear ring (308); when the slide seat (305) slides along the annular track (302), it can drive the bellows (304) to expand or contract; One side of the slide seat (305) is rotatably connected to a rotating frame (310), the rotating frame (310) is in a U shape, a side of the bellows (304) is fixedly connected to a connecting block (309), one end of the rotating frame (310) is rotatably connected to the connecting block (309); a rotating motor (312) is mounted on the housing (301) for driving the air suction plate (303) to rotate.

2. A spraying robot according to claim 1, characterized in that: An activated carbon adsorption layer (3031) is provided inside the air intake plate (303) for adsorbing paint molecules, and a filter mesh layer (3032) is also provided inside the air intake plate (303) for filtering large particle impurities in the air.

3. A spraying robot according to claim 2, characterized in that: The spraying assembly (200) comprises: a spray gun (201); a connecting frame (202), a first motor (203) being fixedly connected to the connecting frame (202), a turning seat (204) being connected to the rotating shaft of the first motor (203); and a second motor (205) being fixedly mounted on the turning seat (204), the spray gun (201) being fixedly connected to the rotating shaft of the second motor (205).

4. A spraying robot according to claim 3, characterized in that: A retractable piston arm (105) is internally connected to the second rotating arm (104), a rotating rod (107) is rotatably connected to the piston arm (105), a connecting frame (202) is fixedly connected to one end of the rotating rod (107), and a third motor (106) is fixedly mounted on the piston arm (105) for driving the rotating rod (107) to rotate.

5. A spraying robot according to claim 4, characterized in that: A first partition (3011) is fixedly connected to the top of the shell (301), and a second partition (3012) staggered from the first partition (3011) is fixedly connected to the bottom of the shell (301), a circuitous channel (3014) is formed between the first partition (3011) and the second partition (3012), and a liquid solvent is provided inside the shell (301) for absorbing paint molecules in the air.

6. A spraying robot according to claim 5, characterized in that: The shell (301) is provided with an interface (3013) connected to the air duct (401), the air inlet end of the shell (301) is connected to a guide pipe (3016), and the bottom of the shell (301) is provided with a valve (3015).

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