Spraying device capable of conveniently adjusting spraying range

Abstract

The utility model relates to the technical field of spraying, and discloses a spraying device convenient to adjust the spraying range, which comprises a base and a stepping motor fixed on the top of the base, and further comprises a rotating mechanism arranged on one side of the stepping motor, a rotating disc is arranged on the top of the rotating mechanism, a moving rod is connected to the top of the base in a sliding mode, and a rotating shaft is arranged on the moving rod. A clamping mechanism is arranged on one side of the moving rod; under the cooperation of the moving rod, the clamping mechanism, the supporting block, the guide block and the roller, the gear strip can drive the adjusting valves to rotate through the third gear, the larger the size of the round material is, the larger the number of the opened adjusting valves is, and on the contrary, the smaller the size is, the smaller the number of the opened adjusting valves is. Therefore, the device can be automatically adjusted according to the size of a processed material to open the corresponding number of spray heads, adjustment is very convenient, and the situation that the spray heads far away from the upper portion of the circular material are opened to cause coating waste is also avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of spraying, in particular to a spraying device which is convenient for adjusting the spraying range. Background Art

[0002] Spraying is a coating method that uses a spray gun or a disc atomizer to disperse the spray into uniform and fine droplets by pressure or centrifugal force and apply it to the surface of the object. It can be divided into air spray, airless spray, electrostatic spray and various derivative methods of the above basic spray forms, such as high-flow low-pressure atomization spray, thermal spray, automatic spray, multi-group spray, etc.

[0003] However, when the existing spraying devices are put into use, they need to spray round materials of different sizes. Therefore, some spraying devices are equipped with multiple nozzles to spray the round materials, and spray while rotating. However, the number of nozzles will cause the paint sprayed by some nozzles to fall on the outside of the round materials, thereby causing waste. The staff is required to close the valves corresponding to the redundant nozzles one by one, which is very inconvenient to adjust. Utility Model Content

[0004] The utility model aims to provide a spraying device which is convenient for adjusting the spraying range, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a spraying device that is convenient for adjusting the spraying range, comprising a base and a stepping motor fixed on the top of the base, and also comprising:

[0006] A rotating mechanism is arranged on one side of the stepping motor, a rotating disk is arranged on the top of the rotating mechanism, a moving rod is slidably connected to the top of the base, and a clamping mechanism is arranged on one side of the moving rod;

[0007] A support block bolted to the top of the moving rod, the top of the support block is bolted with a guide block, the top of the base is bolted with a support frame, one side of the support frame is bolted with a connecting block, one side of the connecting block is bolted with a fixed block, and the inner cavity of the connecting block is slidably connected with a guide rail;

[0008] A gear bar bolted to one side of the guide rail, a roller wheel is rotatably connected to the bottom of the gear bar, a third gear is meshed on one side of the gear bar, and a fixed shell is bolted to one side of the fixed block;

[0009] A second rotating shaft is fixed to one side of the third gear, an inner cavity of the fixed shell is rotatably connected to an adjusting valve, and a spraying mechanism is arranged on one side of the fixed shell.

[0010] Preferably, the rotating mechanism includes a first gear fixed to the surface of the stepper motor output shaft, a second gear meshing on one side of the first gear, a first rotating shaft fixed to the inner cavity of the second gear, the bottom of the first rotating shaft fixedly connected to the top of the base through a bearing seat, and the top of the first rotating shaft fixedly connected to the bottom of the rotating disk.

[0011] Preferably, the clamping mechanism includes a first hydraulic rod fixed to one side of the moving rod, one side of the first hydraulic rod is fixedly connected to the top of the base, the top of the base is bolted with a slide rail, the surface of the slide rail is slidably connected to the inner cavity of the moving rod, and one side of the moving rod is rotatably connected to a rotating wheel.

[0012] Preferably, the spraying mechanism includes a connecting pipe connected to the hole of the adjusting valve, one side of the connecting pipe is connected to a hose, one end of the hose is connected to a nozzle, one side of the fixed block is bolted to a second hydraulic rod, and the surface of the hose is fixedly connected to the output shaft of the second hydraulic rod.

[0013] Preferably, the size of the first gear is larger than that of the second gear.

[0014] Preferably, the number of the first hydraulic rods, slide rails and rotating wheels are all three and are designed in a ring array around the central axis of the rotating disk.

[0015] Preferably, the slide rail is designed as an I-shape as a whole, and the length of the slide rail is greater than the maximum stroke of the first hydraulic rod.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] The utility model can make the gear bar drive the adjustment valve to rotate through the third gear through the cooperation of the moving rod, the clamping mechanism, the supporting block, the guide block and the roller. The larger the size of the round material, the more the adjustment valves will be opened, and vice versa, the smaller the size, the fewer the adjustment valves will be opened. Thus, the device can adjust itself according to the size of the processed material to open a corresponding number of nozzles. The adjustment is very convenient and avoids the situation where the nozzle far away from the round material is opened to cause paint waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the rotating mechanism in the utility model;

[0020] Figure 3 It is a structural schematic diagram of the clamping mechanism in the utility model;

[0021] Figure 4This is a schematic diagram of the structure of the gear bar and the third gear in the utility model

[0022] Figure 5 It is a structural schematic diagram of the spraying mechanism in the utility model.

[0023] In the figure: 1. base; 2. stepper motor; 3. rotating mechanism; 31. first gear; 32. second gear; 33. first rotating shaft; 4. rotating disk; 5. moving rod; 6. clamping mechanism; 61. first hydraulic rod; 62. slide rail; 63. rotating wheel; 7. support block; 8. guide block; 9. support frame; 10. connecting block; 11. fixed block; 12. guide rail; 13. gear bar; 14. roller; 15. third gear; 16. fixed shell; 17. second rotating shaft; 18. spraying mechanism; 181. connecting pipe; 182. hose; 183. nozzle; 184. second hydraulic rod; 19. adjusting valve. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0025] See also Figure 1-5As shown, a spraying device that is convenient for adjusting the spraying range includes a base 1, a stepper motor 2 is fixed on the top of the base 1, a rotating mechanism 3 is arranged on one side of the stepper motor 2, and a rotating disk 4 is arranged on the top of the rotating mechanism 3. With the cooperation of the stepper motor 2, the rotating mechanism 3 and the rotating disk 4, the rotating disk 4 can drive the material to be sprayed to rotate, so that the circular material can be sprayed more comprehensively. A moving rod 5 is slidably connected to the top of the base 1, and a clamping mechanism 6 is arranged on one side of the moving rod 5. With the cooperation of the moving rod 5 and the clamping mechanism 6, the rotating disk can be adjusted. 4 is clamped, effectively preventing the round material from escaping from the top of the rotating disk 4, thereby increasing the stability of the device, the top of the moving rod 5 is bolted with a support block 7, the top of the support block 7 is bolted with a guide block 8, the top of the base 1 is bolted with a support frame 9, one side of the support frame 9 is bolted with a connecting block 10, one side of the connecting block 10 is bolted with a fixed block 11, the inner cavity of the connecting block 10 is slidably connected with a guide rail 12, one side of the guide rail 12 is bolted with a gear bar 13, the bottom of the gear bar 13 is rotatably connected with a roller 14, and the surface of the roller 14 is connected to the guide rail 12. The top of the guide block 8 is slidably connected. With the cooperation of the moving rod 5 and the clamping mechanism 6, the support block 7 can drive the guide block 8 to move, so that the roller 14 moves from the top of the support block 7 to the top of the guide block 8, and the gear bar 13 moves through the guide rail 12. A third gear 15 is meshed on one side of the gear bar 13, a fixed shell 16 is bolted to one side of the fixed block 11, and a second rotating shaft 17 is fixed to one side of the third gear 15. The surface of the second rotating shaft 17 is rotatably connected to the inner cavity of the fixed shell 16, and the inner cavity of the fixed shell 16 is rotatably connected to an adjustable The whole valve 19, one side of the adjustment valve 19 is fixedly connected to one end of the second rotating shaft 17, and a spraying mechanism 18 is arranged on one side of the fixed shell 16. Under the action of the movement of the gear bar 13, the third gear 15 can drive the adjustment valve 19 to rotate through the second rotating shaft 17, and under the cooperation of the adjustment valve 19 and the spraying mechanism 18, the device can automatically adjust the number of adjustment valves 19 according to the size of the round material, which is convenient for the staff to adjust the spraying range and prevents the spraying mechanism 18 from working far away from the round material, resulting in paint waste.

[0026] The rotating mechanism 3 includes a first gear 31, the inner cavity of the first gear 31 is fixedly connected to the surface of the output shaft of the stepper motor 2, a second gear 32 is meshed on one side of the first gear 31, the size of the first gear 31 is larger than the size of the second gear 32, a first rotating shaft 33 is fixed to the inner cavity of the second gear 32, the bottom of the first rotating shaft 33 is fixedly connected to the top of the base 1 through a bearing seat, and the top of the first rotating shaft 33 is fixedly connected to the bottom of the rotating disk 4. Under the action of the stepper motor 2, the first gear 31 can drive the first rotating shaft 33 to rotate through the second gear 32, and the first rotating shaft 33 can drive the rotating disk 4 to rotate, so that the circular material installed on the top of the rotating disk 4 can be sprayed more comprehensively, thereby increasing the use effect of the device.

[0027] The clamping mechanism 6 includes a first hydraulic rod 61, an output shaft of the first hydraulic rod 61 is fixedly connected to one side of the moving rod 5, one side of the first hydraulic rod 61 is fixedly connected to the top of the base 1, a slide rail 62 is bolted to the top of the base 1, the surface of the slide rail 62 is slidably connected to the inner cavity of the moving rod 5, and one side of the moving rod 5 is rotatably connected to a rotating wheel 63. Under the action of the first hydraulic rod 61, the moving rod 5 can drive the rotating wheel 63 to move on the surface of the slide rail 62, so that the rotating wheel 63 can limit circular materials of different sizes and effectively prevent the material from escaping from the top of the rotating disk 4 during operation, thereby increasing the stability of the device. The number of the first hydraulic rod 61, the slide rail 62 and the rotating wheel 63 are all three and are designed in a ring array with the central axis of the rotating disk 4, which enhances the limiting effect on the circular material on the top of the rotating disk 4. The slide rail 62 is designed in an I-shape as a whole, and the length of the slide rail 62 is greater than the maximum stroke of the first hydraulic rod 61.

[0028] The spraying mechanism 18 includes a connecting pipe 181, one end of which is connected to the hole of the regulating valve 19, one side of the connecting pipe 181 is connected to a hose 182, one end of the hose 182 is connected to a spray head 183, one side of the fixed block 11 is bolted to a second hydraulic rod 184, the surface of the hose 182 is fixedly connected to the output shaft of the second hydraulic rod 184, when the connecting pipe 181 that cannot be sprayed is coordinated with the gear bar 13 and the third gear 15, the second rotating shaft 17 can drive the regulating valve 19 to rotate inside the fixed shell 16, so that the hole on the surface of the regulating valve 19 and the connecting pipe 181 are mutually connected. Staggered, so as to close the paint that needs to be sprayed inside the connecting pipe 181. When the connecting pipe 181 that can be sprayed is driven by the second rotating shaft 17 to rotate the adjusting valve 19, the holes on the surface of the adjusting valve 19 can be connected with the connecting pipe 181. Under the action of the second hydraulic rod 184 driving the hose 182 to move, the paint inside the connecting pipe 181 can be sprayed to the surface of the material by the nozzle 183 through the hose 182. Therefore, the device can automatically adjust the number of adjusting valves 19 when processing round materials of different sizes, which is convenient for the staff to adjust the spraying range.

[0029] Working principle: First, the staff installs the circular material to be sprayed on the top of the rotating disk 4, and at the same time, one end of the connecting pipe 181 is connected to the paint pump, and then the first hydraulic rod 61 is turned on to drive the rotating wheel 63 to move on the surface of the slide rail 62 through the moving rod 5, so that one side of the rotating wheel 63 contacts the surface of the material, and at the same time, the moving rod 5 drives the guide block 8 to move through the support block 7, so that the roller 14 moves from the top of the support block 7 to the top of the guide block 8, so that the roller 14 drives the gear bar 13 to move upward through the guide rail 12, and at the same time, the gear bar 13 drives the second rotating shaft 17 to rotate through the third gear 15, and the second rotating shaft 17 drives the adjustment valve 19 to rotate, so that the hole on the surface of the adjustment valve 19 is in contact with the connecting rod 17. The tubes 181 are staggered with each other, so as to close the connecting tube 181 that cannot spray the circular material. After the adjustment is completed, the other rollers 14 that have not reached the top of the guide block 8 are connected to the connecting tube 181 at the holes of the adjusting valve 19 inside the fixed shell 16, and the second hydraulic rod 184 drives the hose 182 to move toward the material, so that the paint inside the connecting tube 181 enters the interior of the spray head 183 through the hose 182, so that the spray head 183 can spray the surface of the material. At the same time, when the stepping motor 2 drives the rotating disk 4 to rotate by the second gear 32 through the first gear 31, the material on the top of the rotating disk 4 can be sprayed more comprehensively. After the spraying is completed, the staff can take out the material on the top of the rotating disk 4.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or equipment. In the absence of more restrictions, the elements defined by the sentence "comprise one..." do not exclude the existence of other identical elements in the process, method, article or equipment including the elements. Although the embodiments of the utility model have been shown and described, it is understood by those of ordinary skill in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A spraying device that is convenient for adjusting the spraying range, comprising a base (1) and a stepping motor (2) fixed to the top of the base (1), characterized in that: Also includes: A rotating mechanism (3) is arranged on one side of the stepping motor (2), a rotating disk (4) is arranged on the top of the rotating mechanism (3), a moving rod (5) is slidably connected to the top of the base (1), and a clamping mechanism (6) is arranged on one side of the moving rod (5); A support block (7) bolted to the top of the moving rod (5), the top of the support block (7) being bolted to a guide block (8), the top of the base (1) being bolted to a support frame (9), one side of the support frame (9) being bolted to a connection block (10), one side of the connection block (10) being bolted to a fixed block (11), and the inner cavity of the connection block (10) being slidably connected to a guide rail (12); A gear bar (13) bolted to one side of the guide rail (12), the bottom of the gear bar (13) being rotatably connected to a roller (14), one side of the gear bar (13) being meshed with a third gear (15), and one side of the fixed block (11) being bolted to a fixed shell (16); A second rotating shaft (17) is fixed to one side of the third gear (15); an inner cavity of the fixed shell (16) is rotatably connected to an adjusting valve (19); and a spraying mechanism (18) is provided on one side of the fixed shell (16).

2. A spraying device that is easy to adjust the spraying range according to claim 1, characterized in that: The rotating mechanism (3) comprises a first gear (31) fixed to the surface of the output shaft of the stepping motor (2); a second gear (32) is meshed on one side of the first gear (31); a first rotating shaft (33) is fixed in the inner cavity of the second gear (32); the bottom of the first rotating shaft (33) is fixedly connected to the top of the base (1) via a bearing seat; and the top of the first rotating shaft (33) is fixedly connected to the bottom of the rotating disk (4).

3. A spraying device that is easy to adjust the spraying range according to claim 1, characterized in that: The clamping mechanism (6) comprises a first hydraulic rod (61) fixed to one side of the moving rod (5); one side of the first hydraulic rod (61) is fixedly connected to the top of the base (1); a slide rail (62) is bolted to the top of the base (1); the surface of the slide rail (62) is slidably connected to the inner cavity of the moving rod (5); and one side of the moving rod (5) is rotatably connected to a rotating wheel (63).

4. A spraying device that is easy to adjust the spraying range according to claim 1, characterized in that: The spraying mechanism (18) comprises a connecting pipe (181) connected to a hole of the regulating valve (19); one side of the connecting pipe (181) is connected to a hose (182); one end of the hose (182) is connected to a spray head (183); one side of the fixed block (11) is bolted to a second hydraulic rod (184); and the surface of the hose (182) is fixedly connected to an output shaft of the second hydraulic rod (184).

5. A spraying device that is easy to adjust the spraying range according to claim 2, characterized in that: The size of the first gear (31) is greater than the size of the second gear (32).

6. A spraying device that is easy to adjust the spraying range according to claim 3, characterized in that: The number of the first hydraulic rod (61), the slide rail (62) and the rotating wheel (63) are all three and they are designed to be in a ring array around the central axis of the rotating disk (4).

7. A spraying device that is easy to adjust the spraying range according to claim 3, characterized in that: The slide rail (62) is designed as an I-shape as a whole, and the length of the slide rail (62) is greater than the maximum stroke of the first hydraulic rod (61).

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