Multifunctional stainless steel casting surface cleaning integrated equipment

By combining fixed and manual nozzles, along with elastic lines and adjustment knobs, targeted sandblasting with adjustable pressure and area is achieved, solving the problem of uneven sandblasting and improving the quality and appearance of stainless steel castings.

CN224088797UActive Publication Date: 2026-04-07RIZHAO ZHONGHE IND & TRADE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-14
Publication Date
2026-04-07

AI Technical Summary

Technical Problem

Existing sandblasting technology results in uneven sandblasting on the stainless steel surface, leading to uneven color and inconsistent passivation film thickness, which affects the corrosion resistance and appearance quality of stainless steel.

Method used

By combining fixed and manual nozzles, along with an elastic line and adjustment knob, it achieves targeted sandblasting and adjustable sandblasting pressure and area. The fixed nozzle performs initial sandblasting, while the manual nozzle targets and treats uneven areas.

Benefits of technology

It improves the quality and grade of stainless steel castings, solves the problem of uneven sandblasting, and enhances the uniformity and corrosion resistance of stainless steel surfaces.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model relates to the field of surface cleaning integrated equipment, and discloses multifunctional stainless steel casting surface cleaning integrated equipment which comprises a box body and is characterized in that a fixed spray head is fixedly connected in the box body; an elastic line is fixedly connected to the inner wall of the box body, a manual spray head is fixedly connected to one end of the elastic line, an adjusting knob is rotationally connected to the end, away from the elastic line, of the manual spray head, and a single hole and multiple holes are formed in the adjusting knob. According to the sand blasting device, the mode that the fixed spray head and the manual spray head are combined for sand blasting is firstly adopted, the casting is subjected to primary sand blasting through the fixed spray head, then non-uniform parts of the casting are found out and subjected to secondary targeted sand blasting through the manual spray head, and the manual spray head can move to a proper position through the elastic line; the effect of targeted sand blasting is achieved, the problem of uneven sand blasting is solved, and the quality and grade of stainless steel castings are improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to surface cleaning integrated equipment field especially relates to a multifunctional stainless steel casting surface cleaning integrated equipment. BACKGROUND

[0002] Stainless steel is widely used in many fields due to its corrosion resistance, high strength and good appearance, etc. However, during the production, processing and use of stainless steel, there may be various defects and contaminants on its surface, such as oxide skin, oil stains, rust marks, burrs, etc. These impurities not only affect the appearance quality of stainless steel, but also may reduce its corrosion resistance, wear resistance and coating adhesion, etc. Therefore, surface treatment is needed to improve its surface performance to meet the needs of different application scenarios.

[0003] Sand blasting is a common method of stainless steel surface treatment, which originated in the early 20th century. With the continuous development of industrial technology, sand blasting technology has been continuously improved and perfected, improving the efficiency and quality stability of sand blasting, and the types of abrasives have also become increasingly diverse, from traditional quartz sand, river sand, to now steel shot, glass beads, ceramic sand and other high-performance abrasives, which can be selected according to different stainless steel materials and processing requirements.

[0004] The existing technology is relatively mature, but there are still disadvantages of uneven sand blasting. Uneven sand blasting will cause different areas of the stainless steel surface to be impacted by abrasives to different degrees, resulting in differences in surface reflectivity, and thus uneven color and luster, affecting the overall appearance, especially for stainless steel products with high appearance requirements, such as decorative panels, kitchen utensils, etc. Such color differences will reduce the quality and grade of the products. The sand blasting process will damage the passivation film on the surface of the stainless steel to some extent, and then the stainless steel will re-form a passivation film in the air, but uneven sand blasting will cause the damage and repair of the passivation film in different areas of the surface to be inconsistent, resulting in uneven thickness and integrity of the passivation film. In a corrosive environment, areas with thinner or defective passivation films are more easily eroded by corrosive media, thus reducing the overall corrosion resistance of the stainless steel. SUMMARY

[0005] To make up for the above shortcomings, the utility model provides a multifunctional stainless steel casting surface cleaning integrated equipment, which aims to improve the uneven sand blasting that will cause different areas of the stainless steel surface to be impacted by abrasives to different degrees, resulting in differences in surface reflectivity, and thus uneven color and luster.

[0006] To achieve the above purpose, the utility model adopts the following technical scheme: a multifunctional stainless steel casting surface cleaning integrated equipment, comprising a box body, characterized by: a fixed nozzle is fixedly connected inside the box body;

[0007] The inner wall of the box body is fixedly connected with an elastic wire, one end of the elastic wire is fixedly connected with an artificial nozzle, the end of the artificial nozzle away from the elastic wire is rotationally connected with an adjusting knob, and a single-hole and a multi-hole are arranged on the adjusting knob.

[0008] As a further description of the above technical solution:

[0009] Further comprising a buckle, the buckle comprises a right baffle, a left baffle and a spring, and the left baffle is rotationally connected with the right baffle through the spring.

[0010] As a further description of the above technical solution:

[0011] The box body is rotationally connected with a box cover through the buckle.

[0012] As a further description of the above technical solution:

[0013] A circular hole is formed in the box cover, and a hose is arranged in the circular hole.

[0014] As a further description of the above technical solution:

[0015] The bottom of the box body is fixedly connected with a supporting leg.

[0016] As a further description of the above technical solution:

[0017] The box cover is in a transparent state.

[0018] The utility model has the advantages of the following:

[0019] 1. In the utility model, firstly, a fixed nozzle and an artificial nozzle are combined to spray sand, the casting is preliminarily sprayed by the fixed nozzle, then the uneven part of the casting is found out and is secondarily and specifically sprayed by the artificial nozzle, the artificial nozzle can be moved to a suitable position through the elastic wire, the effect of specific sand spraying is achieved, the problem of uneven sand spraying is solved, and the quality and grade of the stainless steel casting are improved.

[0020] 2. In the utility model, the adjusting knob can be rotated to adjust to a single-hole or multi-hole state, the single-hole has small pressure but large area, and the multi-hole has large pressure but small area, the single-hole or multi-hole adjusting knob is selected according to the specific condition, the function of adjustable sand spraying pressure and area is achieved, the problem of uneven sand spraying is solved, and the quality of the stainless steel casting is improved. DRAWINGS

[0021] Figure 1 A perspective view of a multifunctional stainless steel casting surface cleaning integrated equipment is provided in the utility model;

[0022] Figure 2The utility model provides a kind of box cover structure schematic diagram of multifunctional stainless steel casting surface cleaning integrated equipment;

[0023] Figure 3 The utility model provides a kind of buckle structure schematic diagram of multifunctional stainless steel casting surface cleaning integrated equipment;

[0024] Figure 4 The utility model provides a kind of box cover structure schematic diagram of multifunctional stainless steel casting surface cleaning integrated equipment;

[0025] Figure 5 The utility model provides a kind of buckle structure schematic diagram of multifunctional stainless steel casting surface cleaning integrated equipment.

[0026] Legend:

[0027] 1, box body;2, box cover;3, round hole;4, buckle;5, supporting leg;6, fixed nozzle;7, manual nozzle;8, hose;9, adjusting knob;10, single hole;11, multiple holes;12, elastic wire;4-1, right baffle;4-2, spring;4-3, left baffle. Specific embodiments

[0028] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0029] Referring to Figures 1-3 , the utility model provides an embodiment: a kind of multifunctional stainless steel casting surface cleaning integrated equipment, including box body 1, the inside fixed connection of box body 1 has fixed nozzle 6;

[0030] Referring to Figure 4 And Figure 5 , the inner wall of box body 1 is fixedly connected with elastic wire 12, one end of elastic wire 12 is fixedly connected with manual nozzle 7, the end of manual nozzle 7 away from elastic wire is rotatably connected with adjusting knob 9, and adjusting knob 9 is provided with single hole 10 and multiple holes 11.

[0031] It also includes a buckle 4, which consists of a right baffle 4-1, a left baffle 4-3, and a spring 4-2. The left baffle 4-3 is rotatably connected to the right baffle 4-1 via the spring 4-2. A cover 2 is rotatably connected to the box body 1 via the buckle 4. The cover 2 has a round hole 3, and a flexible hose 8 is connected inside the round hole 3. A support leg 5 is fixedly connected to the bottom of the box body 1. The cover 2 is transparent, allowing the internal cavity of the box body 1 to be seen through the transparent cover 2. When using this multi-functional stainless steel casting surface cleaning integrated equipment, first open the cover 2 on the box body 1 via the buckle 4, place the stainless steel casting into the internal cavity of the box body 1, and then close the cover 2 via the buckle 4. The operator inserts their hand into the flexible hose 8 through the round hole 3. Initial sandblasting is performed using a fixed nozzle 6. Then, uneven areas of the casting are identified and subjected to secondary targeted sandblasting using a manual nozzle 7. The manual nozzle 7 can be moved to a suitable position via an elastic line 12, achieving targeted sandblasting and solving the problem of uneven sandblasting. This improves the quality and grade of the stainless steel casting. When using this multi-functional integrated stainless steel casting surface cleaning equipment, the manual nozzle 7 has an adjustment knob 9. The knob 9 can be rotated to adjust to a single hole 10 or multiple holes 11. A single hole 10 has lower pressure but a larger contact area, while multiple holes 11 have higher pressure but a smaller contact area, achieving adjustable sandblasting pressure and area, thus solving the problem of uneven sandblasting and improving the quality of the stainless steel casting.

[0032] Working principle: When using this multi-functional stainless steel casting surface cleaning integrated equipment, firstly, the box cover 2 is opened from the box body 1 through the buckle 4, and the stainless steel casting is placed into the internal cavity of the box body 1. Then, the box cover 2 is closed through the buckle 4. The operator inserts their hand into the hose 8 through the round hole 3. The casting will be initially sandblasted by the fixed nozzle 6. Then, the uneven parts of the casting are identified and subjected to secondary targeted sandblasting by the manual nozzle 7. The manual nozzle 7 can be moved to a suitable position through the elastic line 12, achieving the effect of targeted sandblasting, solving the problem of uneven sandblasting, and improving the quality and grade of the stainless steel casting.

[0033] When using this multi-functional stainless steel casting surface cleaning integrated equipment, the manual spray head 7 has an adjustment knob 9, which can be rotated to adjust to a single hole 10 or multiple holes 11. The single hole 10 has a lower pressure but a larger force-bearing area, while the multiple holes 11 have a higher pressure but a smaller force-bearing area. This achieves the function of adjusting the sandblasting pressure and area, solving the problem of uneven sandblasting and improving the quality of stainless steel castings.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A multifunctional integrated surface cleaning device for stainless steel castings, comprising a housing (1), characterized in that: The inner wall of the box (1) is fixedly connected to a fixed nozzle (6); The inner wall of the box (1) is fixedly connected with an elastic line (12), one end of the elastic line (12) is fixedly connected with a manual nozzle (7), and the end of the manual nozzle (7) away from the elastic line (12) is rotatably connected with an adjustment knob (9). The adjustment knob (9) is provided with a single hole (10) and multiple holes (11).

2. The multifunctional stainless steel casting surface cleaning integrated equipment according to claim 1 further includes a buckle (4), characterized in that: The buckle (4) includes a right baffle (4-1), a left baffle (4-3), and a spring (4-2). The left baffle (4-3) is rotatably connected to the right baffle (4-1) via the spring (4-2).

3. The multifunctional integrated surface cleaning equipment for stainless steel castings according to claim 1, characterized in that: The box body (1) is rotatably connected to the box cover (2) by a buckle (4).

4. The multifunctional integrated surface cleaning equipment for stainless steel castings according to claim 3, characterized in that: The box cover (2) has a round hole (3), and a flexible tube (8) is installed inside the round hole (3).

5. The multifunctional integrated surface cleaning equipment for stainless steel castings according to claim 1, characterized in that: The bottom of the box (1) is fixedly connected to a support leg (5).

6. The multifunctional integrated surface cleaning equipment for stainless steel castings according to claim 3, characterized in that: The lid (2) is made of transparent material.