CN116713238A - Galvanized sheet zinc coating surface treatment device - Google Patents

Abstract

The invention relates to a surface treatment device for the galvanized layer of galvanized sheets, and relates to the field of surface cleaning of galvanized sheets. It includes a conveying unit and a cleaning unit, and a cleaning unit is set up above the conveying unit. The invention provides a surface treatment device for the galvanized layer of a galvanized sheet, which circumferentially limits the galvanized sheet by adjusting the position of the limiting block and the limiting roller to ensure that the galvanized sheet in a conveying state is in contact with a cleaning unit. No stagnation or offset will occur, which makes the cleaning effect of the galvanized plate surface better; the side baffles and deflectors in the present invention are connected to the gantry through plug-in connections. The side baffles and deflectors can be quickly removed to clean the impurities and sewage generated after cleaning to avoid blockage when the sewage flows to the storage frame. The groove at the lower end of the side baffles will protect the cleaning fluid attached to the side baffles. Centralized storage for subsequent recycling.

Description

A surface treatment device for zinc coating of galvanized sheets

Technical field

The invention relates to the field of surface cleaning of galvanized sheets, specifically a device for surface treatment of the galvanized layer of galvanized sheets.

Background technique

In order to prevent corrosion on the surface of the steel plate and extend the service life of the steel plate, a layer of metallic zinc is coated on the surface of the steel plate. This zinc-coated steel plate is called galvanized plate. Galvanizing is an economical and effective rust prevention method that is often used. Galvanized sheets require regular maintenance to keep the galvanized surface clean, because the surface of galvanized sheets is usually hot-dip galvanized or cold-dip galvanized, and the zinc coating needs to be protected to avoid galvanized layers due to improper protection. fall off. Surface cleaning of galvanized sheets is an important link that affects product quality. If the cleaning is not sufficient, dust and other pollutants will adhere to the surface of the galvanized sheets, causing the anti-rust effect to fail. Nowadays, surface cleaning devices are often used to galvanize galvanized sheets. Clean the surface.

The current surface cleaning device has the following problems when surface treatment of the galvanized surface of the galvanized sheet: 1. When the existing galvanized layer surface cleaning device cleans the galvanized surface of the galvanized sheet, the galvanized sheet will be in the cleaning process. Deviation or stagnation occurs in the process, resulting in insufficient cleaning of the surface of the galvanized sheet.

2. When the existing galvanized layer surface cleaning device cleans the galvanized surface of the galvanized plate, it does not clean the cleaning parts after use, so that the oil dirt and impurities carried by the cleaning parts fall back on the galvanized plate or the conveyor belt. And cause re-pollution.

Therefore, in order to solve the problems of insufficient cleaning of the galvanized surface of galvanized sheets and re-contamination after cleaning, the present invention provides a surface treatment device for the galvanized layer of galvanized sheets.

Contents of the invention

The invention provides a surface treatment device for the galvanized layer of a galvanized plate to solve the problems existing in the cleaning process of the surface of the galvanized layer of the galvanized plate in related technologies.

The invention provides a surface treatment device for the galvanized layer of a galvanized plate. A device for surface treatment of the galvanized layer of a galvanized plate includes a conveying unit and a cleaning unit. A cleaning unit is set up above the conveying unit.

The conveyor unit includes a conveyor belt and four bolts. Limiting holes are evenly opened above the conveyor belt. The bolts are plug-fitted with the limiting holes. The bolts are fixed on the conveyor belt through nuts. The four bolts are divided into two groups, two. The set of bolts is symmetrically arranged front and rear, with limit blocks installed on the upper ends of the bolts, and fixed frames are symmetrically installed on the left and right ends of the conveyor belt.

The cleaning unit includes a gantry, and the fixed frame is fixedly connected to the vertical section of the gantry. A motor is installed on the left end of the gantry through a motor support, and a roller is installed on the motor output shaft. The roller is mounted on the front and rear ends of the gantry for rotation. The sponge sleeve is installed outside the drum, and the spray machine is installed on the horizontal section of the gantry. The lower end of the spray machine is evenly installed with spray heads from left to right. The spray heads are located above the cleaning sponge. An extrusion piece is installed at the front end of the cleaning sponge, and an extrusion piece is installed below it. There is a guide plate, the front end of the guide plate is in contact with the cleaning sponge, the guide plate is arranged between the left and right ends of the gantry, the left and right ends of the guide plate are provided with storage frames, and the gantry is located between the two storage frames between.

In one of the embodiments, the conveying unit also includes two mounting plates. The two mounting plates are symmetrically arranged on the upper end of the conveyor belt. The upper end of the mounting plate is evenly rotated from front to back to install limited rollers. Four bolts are located on two between mounting boards.

In one embodiment, two L-shaped plates are installed on the far side of the two mounting plates, and electric push rods connected to the fixed frame are installed on the inner sides of the vertical sections of the two L-shaped plates.

In one embodiment, the extrusion part includes three extrusion rollers, the extrusion rollers are arranged in sequence from bottom to top, and the distance between the three extrusion rollers and the center of the drum gradually decreases.

In one embodiment, side baffles are arranged symmetrically at the bottom of the spray machine, the nozzles are located between the side baffles, and the side baffles are located above the cleaning sponge.

In one embodiment, the two side baffles and the deflector are connected to the gantry by plugging.

In one embodiment, the lower end of the side baffle is provided with a groove, and the left and right ends of the side baffle are symmetrically installed with connecting plates.

To sum up, the present invention includes at least one of the following beneficial effects:

1. The present invention provides a surface treatment device for the galvanized layer of galvanized sheets. By adjusting the positions of the limit blocks and the limit rollers, the galvanized sheets are circumferentially limited to ensure that the galvanized sheets in the conveying state are in contact with the cleaning unit. There will be no sticking or deflection during contact, making the surface of the galvanized sheet cleaner more effective.

2. The present invention provides a surface treatment device for the galvanized layer of a galvanized sheet. When the galvanized sheet passes through the cleaning unit, three squeeze rollers whose distance from the center of the roller gradually decreases are used to perform step-by-step cleaning on the parts after use of the cleaning sponge. Squeeze and clean the sewage adsorbed by the cleaning sponge in time to extend the service life of the cleaning sponge and prevent the cleaning sponge from being oversaturated. The cleaned sewage enters the storage frame through the guide plate to prevent the sewage from flowing back to the galvanized plate or conveyor belt. , causing the galvanized sheet or conveyor belt to be contaminated again.

3. The present invention provides a surface treatment device for the galvanized layer of galvanized sheets. The side baffles and the guide plates are connected to the gantry through plug-in connections. Through this connection method, the side baffles and the guide plates can be connected. The plate is quickly removed to clean the impurities and sewage generated after cleaning to avoid blockage when the sewage flows to the storage frame. The groove at the lower end of the side baffle centrally stores the cleaning fluid attached to the side baffle for subsequent recycling.

In addition to the technical problems solved by the embodiments of the present invention described above, the technical features constituting the technical solutions, and the beneficial effects brought by the technical features of these technical solutions, the embodiments of the present application provide a method based on a galvanized sheet galvanizing Other technical problems that can be solved by the layer surface treatment device, other technical features included in the technical solution, and the beneficial effects brought by these technical features will be further described in detail in the specific embodiments.

Description of the drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only These are embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on the provided drawings without exerting creative efforts.

Figure 1 is a schematic three-dimensional structural diagram of the present invention.

Figure 2 is a schematic top view of the structure of the present invention.

Fig. 3 is a schematic structural diagram of the half-section along A-A direction of Fig. 2 of the present invention.

Fig. 4 is a schematic structural diagram of the half-section along B-B direction of Fig. 2 of the present invention.

Fig. 5 is a schematic structural diagram of the half-section along C-C direction of Fig. 2 of the present invention.

Figure 6 is an enlarged structural schematic diagram of area D in Figure 5 of the present invention.

Figure 7 is a schematic three-dimensional structural diagram of the cleaning unit, electric push rod and limit roller of the present invention.

Figure 8 is a schematic three-dimensional structural diagram of the roller, cleaning sponge, side baffle, squeeze roller and nozzle of the present invention.

Reference signs: 1. Conveying unit; 11. Conveyor belt; 12. Bolts; 13. Limiting holes; 14. Limiting blocks; 15. Fixed frame; 16. Mounting plate; 17. Limiting roller; 18. L-shaped plate; 19. Electric push rod; 2. Cleaning unit; 21. Gantry; 22. Motor; 23. Roller; 24. Sprayer; 241. Side baffle; 242. Groove; 243. Connecting plate; 25. Nozzle; 26. Cleaning sponge; 27. Extrusion piece; 271. Squeeze roller; 28. Deflector; 29. Storage frame; 3. Galvanized sheet.

Detailed ways

In order to make the above objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the invention. However, the present invention can be implemented in many other ways different from those described here. Those skilled in the art can make similar improvements without departing from the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

Please refer to Figure 1. A device for surface treatment of the galvanized layer of galvanized sheets includes: a conveying unit 1 and a cleaning unit 2. The cleaning unit 2 is installed above the conveying unit 1.

Please refer to Figure 1, Figure 2 and Figure 4. The conveyor unit 1 includes a conveyor belt 11 and four bolts 12. Limiting holes 13 are evenly opened above the conveyor belt 11. The bolts 12 are plug-fitted with the limiting holes 13. The bolts 12 The four bolts 12 are fixed on the conveyor belt 11 through nuts. The four bolts 12 are divided into two groups. The two groups of bolts 12 are symmetrically arranged front and rear. Limit blocks 14 are installed on the upper ends of the bolts 12. Fixing brackets are symmetrically installed on the left and right ends of the conveyor belt 11. 15;

First, adjust the position of the bolt 12 according to the width of the galvanized plate 3. After adjustment, fix the limit block 14 on the conveyor belt 11 through the nut, and then place the galvanized plate 3 between the two sets of limit blocks 14. When the conveyor belt 11 is conveying in the direction of the cleaning unit 2, the galvanized plate 3 is limited by the limiting block 14 to prevent the galvanized plate 3 from shifting left and right during contact with the cleaning unit 2 and to avoid galvanizing. The plate 3 stagnates when encountering the resistance of the cleaning sponge 26 to avoid the problem of insufficient surface cleaning of the galvanized plate 3. When the galvanized plate 3 passes through the cleaning unit 2, the cleaning unit 2 cleans it.

Please refer to Figures 1, 3, 6, 7 and 8. The cleaning unit 2 includes a gantry 21. The fixed frame 15 is fixedly connected to the vertical section of the gantry. The left end of the gantry 21 is equipped with a motor through a motor support. 22. A roller 23 is installed on the output shaft of the motor. The roller 23 is rotated and installed at the front and rear ends of the gantry 21. The cleaning sponge 26 is set outside the roller 23. The sprayer 24 is installed in the horizontal section of the gantry 21. The sprayer 24 The lower end is evenly installed with nozzles 25 from left to right. The nozzles 25 are located above the cleaning sponge 26. An extrusion piece 27 is provided at the front end of the cleaning sponge 26. A guide plate 28 is provided below the extrusion piece 27. The front end of the guide plate 28 is in contact with the cleaning device. The sponge 26 is in contact with the guide plate 28 and is provided between the left and right ends of the gantry frame 21 . Storage frames 29 are provided at the left and right ends of the guide plate 28 . The gantry frame 21 is located between the two storage frames 29 .

When the galvanized sheet 3 passes through the cleaning unit 2, the spray machine 24 sprays cleaning liquid on the cleaning sponge 26 through the nozzle 25. At the same time, the motor 22 drives the cleaning sponge 26 and the drum 23 to rotate as a whole, and the cleaning sponge 26 carrying the cleaning liquid continues to rotate. To clean the surface of the galvanized plate 3, the extrusion piece 27 contacts and squeezes the used part of the cleaning sponge 26 to squeeze out the sewage generated after cleaning. The extrusion piece 27 squeezes the cleaning sponge 26 to avoid The sewage pollutes the galvanized plate 3 again, and at the same time, the cleaning sponge 26 is cleaned to prevent the cleaning sponge 26 from being in an oversaturated state and improve the service life of the cleaning sponge 26. The sewage enters the storage frame 29 through the deflector 28, avoiding The sewage flows to the surface of the galvanized plate 3 and the sewage flows into the storage frame 29 at the same time, which not only ensures a clean and hygienic working environment, but also allows the sewage to be recycled.

Please refer to Figures 1 and 5. The conveyor unit 1 also includes two mounting plates 16. The two mounting plates 16 are symmetrically arranged on the upper end of the conveyor belt 11. The upper end of the mounting plate 16 is evenly rotated from front to back and is equipped with a limited roller 17. Four bolts 12 are located between the two mounting plates 16 .

During the conveyor belt 11 transporting the galvanized sheet 3, the galvanized sheet 3 comes into contact with the limiting roller 17, which reduces the frictional resistance generated when the galvanized sheet 3 moves. At the same time, the limiting plate limits the galvanized sheet 3 in the length direction. position to prevent the galvanized plate 3 from shifting forward and backward during contact with the cleaning unit 2, which is beneficial to improving the cleaning effect of the galvanized plate 3.

Please refer to Figure 1, Figure 4 and Figure 7. Two L-shaped plates 18 are installed on the far side of the two mounting plates 16, and the inner sides of the vertical sections of the two L-shaped plates are installed with fixing brackets 15. Electric actuator 19.

The distance between the two limit blocks 14 arranged front and rear is adjusted according to the length of the galvanized plate 3. At the same time, the two installation plates 16 are moved toward each other through the electric push rod 19. The installation plate 16 drives the limit roller 17 to move synchronously until The limit roller 17 is adjusted to the corresponding position to ensure that the limit roller 17 can better limit the position of the galvanized plate 3 during the movement of the installation plate 16.

Please refer to Figures 5 and 6. The extrusion member 27 includes three extrusion rollers 271. The extrusion rollers 271 are arranged in sequence from bottom to top. The distance between the three extrusion rollers 271 and the center of the drum 23 gradually decreases. Small.

When the extrusion member 27 squeezes the cleaning sponge 26, the three extrusion rollers 271 are used to squeeze the cleaning sponge 26 step by step, thereby increasing the extrusion intensity while avoiding the influence of the extrusion rollers 271 on the rotation of the cleaning sponge 26. Improve the extrusion efficiency and make the cleaning extrusion effect better.

Referring to FIGS. 6 and 8 , side baffles 241 are arranged symmetrically at the bottom of the spray machine 24 , the nozzles 25 are located between the side baffles 241 , and the side baffles 241 are located above the cleaning sponge 26 .

When the nozzle 25 sprays the cleaning liquid, the side baffles 241 side-block the sprayed cleaning liquid and confine the cleaning liquid between the two side baffles 241 to prevent the cleaning liquid from spraying everywhere and dripping on the galvanized steel. on the plate 3 or the conveyor belt 11, causing the galvanized plate 3 or the conveyor belt 11 to be contaminated again.

Referring to FIGS. 1 and 2 , the two side baffles 241 and the deflector 28 are connected to the gantry 21 by plugging.

The reason why the two side baffles 241, the deflector 28 and the gantry 21 are connected by plugging is that after a period of use, the side baffles 241 and the deflector 28 can be quickly removed and replaced. The side baffles 241 and the guide plate 28 are cleaned to prevent excessive impurities from being stored on the guide plate 28, which may cause blockage when the sewage flows into the storage frame 29.

Referring to FIG. 8 , a groove 242 is formed at the lower end of the side baffle 241 , and connecting plates 243 are symmetrically installed on the left and right ends of the side baffle 241 .

The groove 242 can centrally store the cleaning liquid attached to the side baffle 241, and the cleaning liquid collected in the groove 242 can be recycled later. The connecting plate 243 is installed to prevent the cleaning liquid in the groove 242 from It flows out from both ends of the side baffle 241 to avoid affecting the cleanliness of the environment.

The working principle of the present invention: adjust the position of the bolt 12 and the limit roller 17 according to the width and length of the galvanized plate 3. After adjustment, the limit block 14 is fixed on the conveyor belt 11 through the nut, and the electric push rod 19 Adjust the position of the limit roller 17, and then place the galvanized plate 3 between the two sets of limit blocks 14. When the conveyor belt 11 is transported in the direction of the cleaning unit 2, the galvanized plate 3 is moved through the limit blocks 14. limit, when the galvanized plate 3 passes through the cleaning unit 2, the spray machine 24 sprays cleaning liquid on the cleaning sponge 26 through the nozzle 25. At the same time, the motor 22 drives the cleaning sponge 26 and the roller 23 to rotate as a whole, and the cleaning sponge carrying the cleaning liquid 26 continues to rotate to clean the surface of the galvanized plate 3. The extrusion piece 27 contacts and squeezes the used part of the cleaning sponge 26 to squeeze out the sewage generated after cleaning. The extrusion piece 27 squeezes the cleaning sponge 26. Pressure, the sewage enters the storage frame 29 through the guide plate 28.

In the description of the present invention, it should be understood that the terms "middle", "upper", "lower", "front", "back", "left", "right", "top", "bottom" etc. indicate The orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation or be constructed in a specific orientation. and operation, and therefore cannot be construed as limitations of the present invention.

In the description of the present invention, it should also be noted that, unless otherwise clearly stated and limited, the terms "setting", "connecting", "installing" and "connecting" should be understood in a broad sense. For example, it can be a fixed connection, It can also be a detachable connection, or an integral connection, or a sliding connection; it can be a mechanical connection, or it can be an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

The examples of this specific implementation mode are all preferred embodiments of the present invention and do not limit the scope of protection of the present invention. Therefore, all equivalent changes made based on the structure, shape, and principle of the present invention should be covered by within the protection scope of the present invention.

Claims (7)

1. A device for surface treatment of galvanized layer of galvanized sheets, characterized in that it includes: a conveying unit (1) and a cleaning unit (2), and a cleaning unit (2) is installed above the conveying unit (1); wherein: The conveyor unit (1) includes a conveyor belt (11) and four bolts (12). Limiting holes (13) are evenly opened above the conveyor belt (11), and the bolts (12) are plug-fitted with the limiting holes (13). , the bolts (12) are fixed on the conveyor belt (11) through nuts. The four bolts (12) are divided into two groups. The two groups of bolts (12) are symmetrically arranged front and rear. A limit block (12) is installed on the upper end of the bolts (12). 14), the left and right ends of the conveyor belt (11) are symmetrically installed with fixing brackets (15); The cleaning unit (2) includes a gantry (21), a fixed frame (15) is fixedly connected to the vertical section of the gantry, a motor (22) is installed on the left end of the gantry (21) through a motor support, and a motor (22) is installed on the output shaft of the motor. There is a roller (23). The roller (23) is rotatably installed at the front and rear ends of the gantry (21). The cleaning sponge (26) is sleeved on the outside of the roller (23). The sprayer (24) is installed on the gantry (21). In the horizontal section, the lower end of the spray machine (24) is evenly installed with nozzles (25) from left to right. The nozzles (25) are located above the cleaning sponge (26). The front end of the cleaning sponge (26) is provided with an extrusion piece (27). A deflector plate (28) is provided below the pressure piece (27). The front end of the deflector plate (28) is in contact with the cleaning sponge (26). The deflector plate (28) is arranged between the left and right ends of the gantry frame (21). Between them, storage frames (29) are provided at the left and right ends of the guide plate (28), and the gantry (21) is located between the two storage frames (29). 2. A device for surface treatment of galvanized layer of galvanized sheets according to claim 1, characterized in that: the conveying unit (1) further includes two mounting plates (16), two mounting plates (16) left and right. It is symmetrically arranged on the upper end of the conveyor belt (11). The upper end of the mounting plate (16) is evenly rotated from front to back and installed with a limited roller (17). The four bolts (12) are located between the two mounting plates (16). 3. A galvanized plate surface treatment device for zinc coating according to claim 2, characterized in that: two L-shaped plates (18) are installed on the far side of the two mounting plates (16), Electric push rods (19) connected to the fixed frames (15) are installed on the inner sides of the vertical sections of the two L-shaped plates. 4. A surface treatment device for zinc coating of galvanized sheets according to claim 1, characterized in that: the extrusion part (27) includes three extrusion rollers 14 (271), and the extrusion rollers (271) Arranged in sequence from bottom to top, the distance between the three extrusion rollers (271) and the center of the drum (23) gradually decreases. 5. A device for surface treatment of galvanized layer of galvanized sheets according to claim 1, characterized in that: there are side baffles (241) and nozzles (25) symmetrically arranged front and rear below the spray machine (24). They are all located between the side baffles (241), and the side baffles (241) are located above the cleaning sponge (26). 6. A galvanized plate surface treatment device according to claim 5, characterized in that: the two side baffles (241), the guide plate (28) and the gantry (21) are connected by plugging. 7. A galvanized plate surface treatment device according to claim 6, characterized in that: a groove (242) is provided at the lower end of the side baffle (241), and the side baffle (241) has a groove (242) at its lower end. Connecting plates (243) are installed symmetrically on the left and right ends.