Atomization spraying disc and spraying equipment

Abstract

The utility model discloses an atomization spraying disc and spraying equipment, the atomization spraying disc comprises an upper end cover and a lower end cover, a boss protruding upwards is arranged at the center position of the upper end cover, a feeding port is formed in the center position of the boss, an atomization port is formed between the outer side of the lower end cover and the bottom edge of the boss, and the atomization port is communicated with the feeding port. A boss is arranged on the lower end cover, a first guide wall extending towards the atomization opening is formed on the inner circumference of the boss, an atomization channel is formed between the boss and the lower end cover, the first guide wall is located on the outer side of the atomization channel, the inner side of the atomization channel is communicated with the feeding opening, and the atomization spraying disc is good in atomization performance, high in efficiency and good in atomization effect. Spraying equipment using the atomization spraying disc can achieve efficient and high-quality spraying, and the risk of the defective product rate of sprayed pieces is reduced.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of spraying equipment, and particularly relates to an atomizing spray disc and spraying equipment. BACKGROUND

[0002] In the process of using the spray disc, the paint is cut into countless paint molecules (paint mist) with a diameter of only a few microns by the oil outlet hole of the spray disc under the centrifugal force of the spray disc, and is thrown to the workpiece under the circumferential movement of the centrifugal force and is attached to the workpiece.

[0003] However, in the prior art, the paint molecules (paint mist) will be attached to the inner wall of the spray disc, and a thick layer of paint will be accumulated. The accumulated paint not only overflows from the opening of the spray disc, causing waste, but also reduces the rotation speed of the spray disc, such as the surface wire drawing effect and other defects, which affects the atomization effect, and the slurry is easily aggregated and blocked in the discharge port, which not only affects the product quality, but also reduces the production efficiency, capacity and increases the risk of defective products. CONTENT OF THE UTILITY MODEL

[0004] The application aims to at least solve one of the technical problems in the prior art, and provides an atomizing spray disc and spraying equipment, wherein the atomizing performance of the atomizing spray disc is good and the efficiency is high, the spraying equipment using the atomizing spray disc can realize efficient and high-quality spraying, and the risk of defective products of the sprayed part is reduced.

[0005] The technical solution adopted by the application to solve the technical problems is:

[0006] An atomizing spray disc comprises an upper end cover and a lower end cover, a boss protruding upwards is arranged at the center position of the upper end cover, a feeding port is arranged at the center position of the boss, an atomizing port is formed between the outer side of the lower end cover and the bottom edge of the boss, a first guide wall extending to the atomizing port is formed in the inner periphery of the boss, an atomizing channel is formed between the boss and the lower end cover, the first guide wall is located on the outer side of the atomizing channel, and the inner side of the atomizing channel is in communication with the feeding port.

[0007] In some embodiments of the application, a connecting shaft is arranged at the center position of the lower end cover, and the connecting shaft is coaxially arranged with the boss.

[0008] In some embodiments of the application, an inner cylinder is arranged on the upper end cover, the top of the connecting shaft extends into the inner cylinder, and the top end of the inner cylinder forms the feeding port.

[0009] In some embodiments of the application, a storage bin is formed between the outer periphery of the connecting shaft and the inner periphery of the inner cylinder, the top end of the storage bin is in communication with the feeding port, the bottom end of the storage bin is in communication with the atomizing channel, and a discharge port is formed at the communication position of the storage bin and the atomizing channel.

[0010] In some embodiments of the present application, the bottom of the inner cylinder is provided with a plurality of supporting feet, the supporting feet are fixedly connected with the lower end cover, and the discharge port is formed between adjacent supporting feet.

[0011] In some embodiments of the present application, the outer periphery of the connecting shaft is provided with a third guide wall, the third guide wall smoothly connects the outer peripheral wall of the connecting shaft and the top surface of the lower end cover, and the third guide wall points to the discharge port.

[0012] In some embodiments of the present application, the bottom of the lower end cover is provided with a motor, and the output shaft of the motor is connected with the bottom end of the connecting shaft.

[0013] In some embodiments of the present application, the lower end cover is provided with a second guide wall pointing to the atomization port, the second guide wall is arranged on the upper surface of the lower end cover along the outer periphery of the lower end cover, and the atomization port is located between the first guide wall and the second guide wall.

[0014] In some embodiments of the present application, the upper end cover comprises a rim arranged on the outer periphery of the boss, the inner periphery of the rim is provided with a fourth guide wall, and the fourth guide wall is smoothly connected with the first guide wall.

[0015] The present application also provides a spraying device comprising a lifting mechanism and the atomizing spray disc in the above-mentioned embodiments, and the atomizing spray disc is arranged on the lifting end of the lifting mechanism.

[0016] One of the above technical solutions has at least one of the following advantages or beneficial effects: when the atomizing spray disc works, the upper end cover and the lower end cover rotate coaxially, the spraying material enters the atomization channel between the boss and the lower end cover through the feeding port, the spraying material hits the first guide wall under the centrifugal force, the spraying material hitting the first guide wall under the centrifugal force is subjected to secondary atomization between the upper end cover and the lower end cover, and then the spraying material is uniformly thrown out of the atomization port onto the sprayed part under the centrifugal motion. It can be understood that the size of the centrifugal force and other parameters can be flexibly adjusted according to the material and requirements of the sprayed part to achieve the best spraying effect. The atomizing spray disc has good atomizing performance and high efficiency, and can effectively reduce the occurrence of the phenomenon of spraying material aggregation and blockage of the discharge port. Since the spraying material can be subjected to twice atomization, the surface wire-drawing effect and other defects of the prior art one-time atomization mechanism do not occur, and the quality of the sprayed part is greatly improved. The spraying device can reduce the risk of defective products of the sprayed part, reduce the economic losses of enterprises caused by defective products, has high work efficiency, can greatly improve the production capacity, and meets the demand of large-scale production.

[0017] Additional aspects and advantages of the present application will be partially given in the following description, partially will become apparent from the following description, or will be understood by practicing the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and / or additional aspects and advantages of the present application will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0019] Figure 1 It is a front view of an embodiment of the atomizing spray disc in the present application;

[0020] Figure 2 yes Figure 1 Cross-section at AA;

[0021] Figure 3 It is a structural diagram of an embodiment of the atomizing spray disc in this application. DETAILED DESCRIPTION

[0022] This section will describe the specific embodiments of the present application in detail. The preferred embodiments of the present application are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present application, but it cannot be understood as a limitation on the scope of protection of the present application.

[0023] In this application, if there is a description of directions (up, down, left, right, front and back), it is only for the convenience of describing the technical solution of this application, and does not indicate or imply that the technical features referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, it cannot be understood as a limitation on this application.

[0024] In this application, "several" means one or more, "multiple" means more than two, "greater than," "less than," and "exceed" are understood to exclude the number itself; "above," "below," and "within" are understood to include the number itself. In the description of this application, the use of "first" or "second" is solely for the purpose of distinguishing technical features and is not to be construed as indicating or implying relative importance, implicitly specifying the number of the indicated technical features, or implicitly specifying the order of the indicated technical features.

[0025] In this application, unless otherwise expressly defined, terms such as "disposed," "installed," and "connected" should be interpreted broadly. For example, they may refer to direct connection or indirect connection through an intermediate medium; fixed connection or detachable connection or integral molding; mechanical connection or electrical connection or mutual communication; and internal connection between two components or interaction between two components. Persons skilled in the art can reasonably determine the specific meanings of these terms in this application based on the specific content of the technical solution.

[0026] in, Figure 1 and Figure 2A reference direction coordinate system of the embodiment of the present application is given, and the embodiment of the present application is described below in combination with the directions shown in Figure 1 and Figure 2 .

[0027] The embodiment of the present application provides an atomizing spray disc, referring to Figure 1 , Figure 2 and Figure 3 , which comprises an upper end cover 100 and a lower end cover 200, a boss 110 protruding upwards is arranged at the center position of the upper end cover 100, a feeding port 112 is arranged at the center position of the boss 110, an atomizing port 310 is formed between the outer side of the lower end cover 200 and the bottom edge of the boss 110, a first guide wall 111 extending to the atomizing port 310 is formed at the inner periphery of the boss 110, an atomizing channel 300 is formed between the boss 110 and the lower end cover 200, the first guide wall 111 is located at the outer side of the atomizing channel 300, and the inner side of the atomizing channel 300 is in communication with the feeding port 112.

[0028] When the atomizing spray disc works, the upper end cover 100 and the lower end cover 200 rotate coaxially, the spraying material enters the atomizing channel 300 between the boss 110 and the lower end cover 200 through the feeding port 112, the spraying material hits the first guide wall 111 under the centrifugal force, the spraying material hitting the first guide wall 111 under the centrifugal force is subjected to secondary atomization between the upper end cover 100 and the lower end cover 200, and then the spraying material is subjected to centrifugal motion and is uniformly thrown out of the atomizing port 310 to the sprayed part. It can be understood that the size of the centrifugal force and other parameters can be flexibly adjusted according to the material and requirements of the sprayed part to achieve the best spraying effect. The atomizing performance of the atomizing spray disc is good and the efficiency is high, and the phenomenon of the spraying material gathering and blocking the discharge port can be effectively reduced. Since the spraying material can be subjected to twice atomization, the surface wire-drawing effect and other defects of the prior art one-time atomization mechanism do not occur, and the quality of the sprayed part is greatly improved.

[0029] In some embodiments, a connecting shaft 400 is arranged at the center position of the lower end cover 200, the connecting shaft 400 is coaxially arranged with the boss 110, the rotation of the connecting shaft 400 is driven to realize the rotation of the lower end cover 200, the connecting shaft can provide more accurate transmission to ensure that the movement of the lower end cover 200 is more stable and accurate, the connecting shaft 400 can enhance the power transmission, the lower end cover 200 can obtain sufficient torque to complete the required task, the connecting shaft 400 can adapt to different arrangements, and the atomizing spray disc is convenient to install on the spraying equipment; and the structure of the connecting shaft is relatively simple, which is helpful to simplify the design of the whole system. It can be understood that the connecting shaft 400 and the lower end cover 200 are integrally formed, the maintenance requirement is low, and the maintenance cost and downtime are reduced.

[0030] In some embodiments, the upper end cover 100 is provided with an inner cylinder 500, the top of the connecting shaft 400 extends into the inner cylinder 500, and the top end of the inner cylinder 500 forms a feed port 112, that is, the inner cylinder 500 is arranged at the center position of the upper end cover 100, and the sprayed material entering the inside of the upper end cover 100 through the feed port 112 can perform centrifugal motion, it can be understood that the inner cylinder 500 and the upper end cover 100 are integrally formed, which effectively improves the strength and stability, the integrally formed inner cylinder 500 and upper end cover 100 can avoid the weakness of the connection between the two, and enhance the strength and stability of the overall structure of the atomizing disc; and the integrated arrangement of the inner cylinder 500 and the upper end cover 100 can reduce the assembly complexity and simplify the manufacturing process; since the inner cylinder 500 and the upper end cover 100 are integrally formed, there is no connecting interface between the inner cylinder 500 and the upper end cover 100, which reduces the potential leakage point, avoids the leakage of the sprayed material, and at the same time improves the sealing performance, better maintains the sealing performance inside the atomizing disc; such arrangement increases the durability of the atomizing disc, makes the atomizing disc structure more solid, and prolongs the service life.

[0031] In some embodiments, a storage bin 600 is formed between the outer periphery of the connecting shaft 400 and the inner periphery of the inner cylinder 500, the top end of the storage bin 600 is communicated with the feed port 112, the sprayed material enters the storage bin 600 through the feed port 112, the storage bin 600 can ensure the continuous supply of the sprayed material, reduce the interruption risk, and the storage bin 600 can store a large amount of sprayed material at one time to meet the mass production demand, the arrangement of the storage bin 600 facilitates the inventory management and monitoring of the sprayed material, prevents the sprayed material from being contaminated or damaged by the outside world, and improves the production efficiency: quickly replenish the sprayed material, reduce the waiting time, the bottom end of the storage bin 600 is communicated with the atomizing channel 300, and the communication part of the storage bin 600 and the atomizing channel 300 forms a discharge port 320, and the sprayed material sprayed from the discharge port 320 is atomized under the centrifugal action.

[0032] In some embodiments, the bottom of the inner cylinder 500 is provided with a plurality of supporting feet 510, the supporting feet 510 are fixedly connected with the lower end cover 200, and the stable connection of the upper end cover 100, the lower end cover 200 and the inner cylinder 500 is realized under the action of the supporting feet 510, the adjacent supporting feet 510 form a discharge port 320, and in working, the sprayed material enters the storage bin 600 through the feed port 112, and the sprayed material is separated by centrifugation in the storage bin 600 and then flows into the atomizing channel 300 through the discharge port 320.

[0033] In some embodiments, the outer periphery of the connecting shaft 400 is provided with a third guide wall 410, which smoothly connects the outer peripheral wall of the connecting shaft 400 and the top surface of the lower end cover 200, and the third guide wall 410 points to the discharge port 320. The third guide wall 410 can guide the spray flow to the discharge port 320, so that the discharge port 320 flows more smoothly through the connecting area between the outer peripheral wall of the connecting shaft 400 and the top surface of the lower end cover 200; the third guide wall 410 can reduce the resistance, that is, reduce the flow resistance of the spray, and improve the atomization efficiency; the third guide wall 410 can realize smooth transition of the connecting shaft 400 and the lower end cover 200, avoid turbulence and energy loss caused by sharp edges; the third guide wall 410 can also protect the connecting shaft 400 and the lower end cover 200, reduce the wear and impact on the outer peripheral wall of the connecting shaft 400 and the top surface of the lower end cover 200, and prolong the service life of the atomizing disc.

[0034] In some embodiments, the bottom of the lower end cover 200 is provided with a motor, and the output shaft of the motor is connected to the bottom end of the connecting shaft 400. In this way, the rotational motion of the motor can be effectively transmitted to the connecting shaft 400, and the rotational speed and torque of the connecting shaft 400 can be accurately controlled through the click setting. The motor output shaft is firmly connected to the connecting shaft 400, the transmission is stable, and the possibility of failure can be reduced. In addition, it is easy to maintain: the replacement of parts is convenient, and the maintenance cost is low.

[0035] In some embodiments, the lower end cover 200 is provided with a second guide wall 210 pointing to the atomizing port 310, and the second guide wall 210 is arranged on the upper surface of the lower end cover 200 along the outer periphery of the lower end cover 200. The atomizing port 310 is located between the first guide wall 111 and the second guide wall 210, which can guide the atomization flow and help guide the atomized spray to the atomizing port 310. The arrangement of the first guide wall 111 and the second guide wall 210 can make the atomization distribution more uniform, reduce deviation, and improve the spraying effect, enhance the penetration and coverage of the atomization; the arrangement of the first guide wall 111 and the second guide wall 210 can optimize the airflow distribution, improve the flow condition of the surrounding air, and improve the spraying efficiency; the first guide wall 111 and the second guide wall 210 can also protect the atomizing disc, reduce the direct impact of atomization on the upper end cover 100 and the lower end cover 200, and make it easier for the operator to control the direction and range of the spray.

[0036] In some embodiments, the upper end cover 100 comprises a rim 120 arranged at the outer periphery of the boss 110, and the inner periphery of the rim 120 is provided with a fourth guide wall 121 which is smoothly connected with the first guide wall 111, so as to improve the atomization effect of the sprayed material, make the atomization more uniform and delicate, reduce the air flow resistance, and improve the working efficiency of the atomizing spray disc; the fourth guide wall 121 is smoothly connected with the first guide wall 111, which can also reduce the noise generated by the turbulent flow, reduce the wear of the upper end cover 100, increase the service life of the atomizing spray disc, and avoid the splashing of the sprayed material causing harm; the fourth guide wall 121 is smoothly connected with the first guide wall 111, so that the surface of the upper end cover 100 is smooth and not easy to accumulate dirt, easy to clean, and ensure the stable and reliable operation of the atomizing spray disc.

[0037] The application also provides a spraying device comprising a lifting mechanism and the atomizing spray disc in the above embodiments, and the atomizing spray disc is arranged at the lifting end of the lifting mechanism. The spraying device can reduce the risk of defective products of the sprayed workpiece, reduce the economic loss of enterprises caused by defective products, has high working efficiency, can greatly improve the production capacity, and meets the demand of large-scale production.

[0038] In work, the lifting mechanism can accurately control the height and position of the atomizing spray disc to realize precise spraying. The lifting mechanism has high flexibility and can adjust the range and angle of spraying according to the needs, has high working efficiency, realizes automatic operation to save time and labor cost, and ensures that the coating thickness of each spraying area is uniform. The arrangement of the lifting mechanism enables the atomizing spray disc to spray workpieces of different shapes and sizes; the spraying amount of the atomizing spray disc can be accurately controlled to reduce the waste of paint and help obtain a high-quality sprayed surface. In the working process, the operator does not need to directly contact the spraying area, which improves the safety.

[0039] In the description of the present specification, the description of the terms "example", "embodiment" or "some embodiments" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] Of course, the present application is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or replacements without departing from the spirit of the present application, and these equivalent modifications or replacements are all included in the scope defined by the claims of the present application.

Claims

1. An atomizing spray disc, characterized in that: It includes an upper end cover and a lower end cover, a boss protruding upward is provided at the center of the upper end cover, a feed port is provided at the center of the boss, an atomization port is formed between the outer side of the lower end cover and the bottom edge of the boss, the inner periphery of the boss forms a first guide wall extending toward the atomization port, an atomization channel is formed between the boss and the lower end cover, the first guide wall is located on the outer side of the atomization channel, and the inner side of the atomization channel is communicated with the feed port.

2. The atomizing spray disc according to claim 1, characterized in that: A connecting shaft is provided at the center of the lower end cover, and the connecting shaft is coaxially arranged with the boss.

3. The atomizing spray disc according to claim 2, characterized in that: An inner cylinder is provided on the upper end cover, the top of the connecting shaft extends into the inner cylinder, and the top end of the inner cylinder forms the feed port.

4. The atomizing spray disc according to claim 3, characterized in that: A storage bin is formed between the outer periphery of the connecting shaft and the inner periphery of the inner cylinder, the top of the storage bin is connected to the feed port, the bottom of the storage bin is connected to the atomization channel, and the connection between the storage bin and the atomization channel forms a discharge port.

5. The atomizing spray disc according to claim 4, characterized in that: A plurality of supporting feet are provided at the bottom of the inner cylinder, the supporting feet are fixedly connected to the lower end cover, and the discharge port is formed between adjacent supporting feet.

6. The atomizing spray disc according to claim 4, characterized in that: A third guide wall is provided on the outer periphery of the connecting shaft, and the third guide wall smoothly connects the outer peripheral wall of the connecting shaft and the top surface of the lower end cover, and the third guide wall points to the discharge port.

7. The atomizing spray disc according to claim 2, characterized in that: A motor is provided at the bottom of the lower end cover, and an output shaft of the motor is connected to the bottom end of the connecting shaft.

8. The atomizing spray disc according to claim 1, characterized in that: The lower end cover is provided with a second guide wall pointing to the atomization port. The second guide wall is provided on the upper surface of the lower end cover along the outer periphery of the lower end cover. The atomization port is located between the first guide wall and the second guide wall.

9. The atomizing spray disc according to claim 1, characterized in that: The upper end cover includes an edge arranged on the outer periphery of the boss, and the inner periphery of the edge is provided with a fourth guide wall, and the fourth guide wall is smoothly connected to the first guide wall.

10. A spraying device, characterized in that: The invention comprises a lifting mechanism and an atomizing spray disc according to any one of claims 1 to 9, wherein the atomizing spray disc is arranged at the lifting end of the lifting mechanism.

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