Laser spraying powder feeding device

Abstract

The utility model relates to the technical field of laser spraying, and discloses a laser spraying powder feeding device which comprises a base, an L-shaped plate and a powder storage barrel, and a control panel and a control button are arranged on one side of the base. The L-shaped plate is inversely arranged on one side of the top end of the base, and the powder storage barrel is arranged on the L-shaped plate; a filter cartridge and a vibration structure; the filter box is arranged below the L-shaped plate, the bottom end of the powder storage barrel extends into the filter box, and the vibration structure is connected between the filter box and the L-shaped plate and used for conducting vibration filtering on the filter box; a powder nozzle; a T-shaped plate is arranged on one side of the L-shaped plate, and a plurality of powder spraying nozzles are evenly distributed on the T-shaped plate and connected with the bottom end of the filter box. Compared with the prior art, the powder feeding device has the advantages that spraying powder can be conveniently filtered, impurities in the powder can be conveniently removed, the uniformity of a spraying layer is improved, and therefore the spraying quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser spraying technical field, concretely points to a kind of laser spraying powder feeding device. BACKGROUND

[0002] Laser spraying technology is an advanced surface engineering and manufacturing technology, which uses high-energy laser beam to heat powder material to melting or semi-melting state, and then sprays the molten powder to the substrate surface through gas or mechanical force to form a dense and uniform coating, which is widely used in material surface modification, repair, additive manufacturing and other fields.

[0003] The conventional laser spraying powder feeding device directly sprays the powder in the powder storage barrel through the nozzle during use. Since the powder may contain dust, equipment abrasive particles and other impurities, these impurities are easily formed into protrusions or pits in the coating when they are sprayed out with the powder, which seriously affects the smoothness and aesthetics of the coating. SUMMARY

[0004] I. Technical problems to be solved

[0005] The technical problem to be solved by the utility model is to overcome the above technical difficulties, provide a powder feeding device that facilitates filtering of the sprayed powder, facilitates removal of impurities in the powder, improves the uniformity of the sprayed layer, and thus improves the spraying quality.

[0006] II. Technical solutions

[0007] To solve the above technical problems, the utility model provides a technical solution: a laser spraying powder feeding device, comprising a base, a control panel and control buttons are provided on one side of the base, and further comprising:

[0008] An L-shaped plate and a powder storage barrel; the L-shaped plate is inverted on one side of the top end of the base, and the powder storage barrel is arranged on the L-shaped plate;

[0009] A filter box and a vibration structure; the filter box is arranged below the L-shaped plate, the bottom end of the powder storage barrel extends into the filter box, and the vibration structure is connected between the filter box and the L-shaped plate to vibrate and filter the filter box;

[0010] A powder spraying nozzle; a T-shaped plate is provided on one side of the L-shaped plate, and a plurality of powder spraying nozzles are evenly distributed on the T-shaped plate and connected to the bottom end of the filter box.

[0011] As an improvement, a filter screen is arranged in the filter box, and a plurality of hoses connected to the powder spraying nozzles are arranged at the bottom end of the filter box.

[0012] As improvement, the vibration structure comprises a vibration motor; the vibration motor is directly fixed at the bottom end of the filter box and used in cooperation with the filter screen; the vibration structure further comprises connecting plates and springs; two sets of connecting plates are arranged at two sides of the L-shaped plate and the filter box respectively, and the springs are fixed between the connecting plates.

[0013] As improvement, one side of the L-shaped plate is provided with an air pump, and the output end of the air pump is provided with a plurality of air injection pipes connected with the powder injection nozzles respectively.

[0014] As improvement, the bottom end of the powder storage barrel is provided with a control valve, and the top end of the powder storage barrel is provided with a threaded sealing plug.

[0015] As improvement, the bottom end of the powder storage barrel is provided with a control valve, and the top end of the powder storage barrel is provided with a threaded sealing plug.

[0016] Three, beneficial effects

[0017] Compared with the prior art, the advantages of the utility model lie in that:

[0018] Through the vibration motor, the connecting plates and the springs, the filter box as a whole can be vibrated, the powder in the powder storage barrel directly falls on the filter screen, and the shaking of the filter box can accelerate the filtration of the powder, facilitate the removal of impurities in the powder and improve the uniformity of the sprayed layer, so that the spraying quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a three-dimensional schematic view of the laser spraying powder feeding device of the utility model Figure 1 .

[0020] Figure 2 is a three-dimensional schematic view of the laser spraying powder feeding device of the utility model Figure 2 .

[0021] Figure 3 is a three-dimensional schematic view of the laser spraying powder feeding device of the utility model Figure 3 .

[0022] Figure 4 is a sectional view of the laser spraying powder feeding device of the utility model.

[0023] As shown in the figure: 1, base; 2, L-shaped plate; 3, conveying belt; 4, powder storage barrel; 5, sealing plug; 6, filter box; 7, filter screen; 8, T-shaped plate; 9, powder injection nozzle; 10, vibration motor; 11, connecting plate; 12, spring; 13, air pump; 14, air injection pipe. DETAILED DESCRIPTION

[0024] In the description of the utility model, need understanding is, the orientation or position relation that the terms "center", "transverse", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more. In addition, the term "includes" and any variation thereof is intended to cover non-exclusive inclusion.

[0025] The utility model will be further described in detail below in combination with the drawings.

[0026] In combination with the drawings Figure 1 and the drawings Figure 2 A laser spraying powder feeding device, comprising a base 1, one side of the base 1 is provided with a control panel and control buttons, further comprising: an L-shaped plate 2 and a powder storage barrel 4; the L-shaped plate 2 is inverted on one side of the top end of the base 1, the powder storage barrel 4 is arranged on the L-shaped plate 2, the bottom end of the powder storage barrel 4 is provided with a control valve, so as to facilitate the falling of the powder, the top end of the powder storage barrel 4 is provided with a threaded sealing plug 5, which is convenient to open, so as to directly pour the powder into the powder storage barrel 4, the base 1 and below the powder spraying nozzle 9 are provided with a conveying belt 3, so as to place the workpiece to be sprayed, and the powder spraying nozzle 9 is convenient for spraying operation.

[0027] In combination with the drawings Figure 3 and the drawings Figure 4The system includes a filter box 6 and a vibration structure. The filter box 6 is located below the L-shaped plate 2, and the bottom end of the powder storage tank 4 extends into the filter box 6. The vibration structure is connected between the filter box 6 and the L-shaped plate 2 to vibrate and filter the filter box 6. The filter box 6 has a filter screen 7 inside, which can filter the powder and remove impurities. The bottom end of the filter box 6 has multiple hoses that are connected to the powder spray nozzles 9. The powder enters the powder spray nozzles 9 directly along the hoses. The vibration structure includes a vibration motor 10. The vibration motor 10 is directly fixed to the bottom end of the filter box 6 and is used in conjunction with the filter screen 7. The vibration structure also includes a connecting plate 11 and a spring 12. Two pairs of connecting plates 11 are respectively located on both sides of the L-shaped plate 2 and the filter box 6. The springs 12 are respectively fixed between the connecting plates 11. With the continuous vibration of the vibration motor 10, the filter box 6 can be moved up and down in different directions with the assistance of the springs 12, which facilitates the rapid filtration of the powder on the filter screen 7 and the removal of impurities.

[0028] Combined with appendix Figure 2 and attached Figure 4 The L-shaped plate 2 has a T-shaped plate 8 on one side, and multiple powder spray nozzles 9 are evenly distributed on the T-shaped plate 8 and are respectively connected to the bottom end of the filter box 6. The L-shaped plate 2 has an air pump 13 on one side, and the output end of the air pump 13 has multiple air jet pipes 14 that are respectively connected to the powder spray nozzles 9. The air pump 13 directly sends gas into the powder spray nozzles 9 through the air jet pipes 14, which can directly spray the powder in the powder spray nozzles 9. The structure is simple and easy to use.

[0029] In specific implementation of this utility model:

[0030] First, open the sealing plug 5, pour the powder directly into the powder storage bucket 4, and then close the sealing plug 5.

[0031] Then, open the control valve at the bottom of the powder storage tank 4, and the powder falls directly onto the filter screen 7 inside the filter box 6. Start the vibration motor 10. With the continuous vibration of the vibration motor 10 and the assistance of the spring 12, the filter box 6 can be moved up and down in different ways, which facilitates the rapid filtration of the powder on the filter screen 7, removes impurities, improves the uniformity of the coating layer, and thus improves the coating quality.

[0032] The filtered powder enters the powder spray nozzle 9 directly through the hose. The air pump 13 sends gas into the powder spray nozzle 9 directly through the air jet pipe 14, which can directly spray the powder in the powder spray nozzle 9. The structure is simple and easy to use.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

[0034] The above describes the present application and its embodiments, which are not restrictive, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired, without departing from the creative purpose of the present application, without creative design, similar structure and embodiments to the technical solution, which should belong to the protection scope of the present application.

Claims

1. A laser coating powder feeding device, comprising a base (1), wherein a control panel and control buttons are provided on one side of the base (1), characterized in that, Also includes: L-shaped plate (2) and powder storage bucket (4); L-shaped plate (2) is inverted on one side of the top of base (1), and powder storage bucket (4) is set on L-shaped plate (2); Filter box (6) and vibration structure; the filter box (6) is set below the L-shaped plate (2), the bottom end of the powder storage bucket (4) extends into the filter box (6), and the vibration structure is connected between the filter box (6) and the L-shaped plate (2) for vibrating and filtering the filter box (6). Powder spray nozzle (9); A T-shaped plate (8) is provided on one side of the L-shaped plate (2), and multiple powder spray nozzles (9) are evenly distributed on the T-shaped plate (8) and are respectively connected to the bottom end of the filter box (6).

2. The laser coating powder feeding device according to claim 1, characterized in that: The filter box (6) is equipped with a filter screen (7) inside, and the bottom of the filter box (6) is equipped with multiple hoses that are respectively connected to the powder spray nozzle (9).

3. The laser spraying powder feeding device according to claim 2, characterized in that: The vibration structure includes a vibration motor (10); the vibration motor (10) is directly fixed to the bottom of the filter box (6) for use with the filter screen (7); The vibration structure also includes a connecting plate (11) and a spring (12); the two pairs of connecting plates (11) are respectively set on both sides of the L-shaped plate (2) and the filter box (6), and the springs (12) are respectively fixed between the connecting plates (11).

4. The laser coating powder feeding device according to claim 1, characterized in that: An air pump (13) is provided on one side of the L-shaped plate (2), and the output end of the air pump (13) is provided with multiple air jet pipes (14) that are respectively connected to the powder spray nozzle (9).

5. The laser coating powder feeding device according to claim 1, characterized in that: The powder storage tank (4) is equipped with a control valve at the bottom and a threaded sealing plug (5) at the top.

6. The laser coating powder feeding device according to claim 1, characterized in that: A conveyor belt (3) is provided on the base (1) and below the powder spray nozzle (9).

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