Efficient shot blasting derusting device for steel structure

Abstract

The utility model relates to the technical field of shot blasting equipment, and discloses a steel structure efficient shot blasting device which comprises a conveying mechanism, a shot blasting chamber is arranged on the conveying mechanism, a shot bin is arranged at the top of the shot blasting chamber, a plurality of shot blasting devices are installed in the shot blasting chamber, and the shot blasting devices are installed on the upper portion, the lower portion and the side portion of the shot blasting chamber respectively. The shot blasting devices located on the upper portion and the lower portion are connected with the shot blasting chamber through angle adjusting mechanisms so that the spraying angles of the shot blasting devices located on the upper portion and the lower portion can be adjusted, and the shot blasting devices located on the side portions are connected with the shot blasting chamber through vertical reciprocating displacement mechanisms so that the heights of the shot blasting devices located on the side portions can be adjusted in a reciprocating mode. The height of the shot blasting device located on the side portion can be adjusted in a reciprocating mode, the angles of the shot blasting devices located on the upper portion and the lower portion can be adjusted, the shot blasting machine can adapt to shot blasting of workpieces of different shapes, and dead angles are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a steel structure high -efficient shot -blasting deruster, and particularly relates to a steel structure high -efficient shot -blasting deruster. BACKGROUND

[0002] The shot -blasting deruster is a device for removing dirt and rust on the surface of a metal by high -speed pellets sprayed by a high -speed rotating shot -blasting wheel. After shot -blasting derusting, a coating operation is performed to ensure the anticorrosion quality of the steel structure project. In the prior art, the shot -blasting machine is usually located on the left and right sides of the workpiece or on the upper and lower sides of the workpiece, so that the left and right surfaces and the upper and lower surfaces of the structural workpiece can be treated. However, there are different shapes of large workpieces in the existing steel structure, such as H-shaped steel, I-beam or tubular steel, and the height and size of the steel pieces are also different. Some steel structures also have angles and edges. The shot -blasting machine in the prior art is usually fixedly arranged. When treating these three -dimensional workpieces with different structures, there are usually dead angles at the edges and angles, which usually need to be treated manually. To solve this problem, more shot -blasting machines are needed, but this will result in fast shot -blasting consumption and high energy consumption. SUMMARY

[0003] The utility model aims at the above -mentioned problem, provides a kind of steel structure high -efficient shot -blasting deruster, the shot -blasting of different shape workpieces can be adapted, and the generation of dead angle is avoided.

[0004] To achieve the above object, the utility model adopts the following technical scheme: a kind of steel structure high -efficient shot -blasting deruster, including conveying mechanism, the conveying mechanism is equipped with shot -blasting chamber, the top of the shot -blasting chamber is equipped with shot -blasting chamber, multiple shot -blasting machines are installed in the shot -blasting chamber, the shot -blasting machine is respectively installed in the upper portion, lower portion and side portion of the shot -blasting chamber, the shot -blasting machine in upper portion and lower portion is connected with the shot -blasting chamber by angle adjusting mechanism, to make the shot -blasting machine in upper portion and lower portion adjustable, the shot -blasting machine in side portion is connected with the shot -blasting chamber by vertical reciprocating displacement mechanism, to make the height of the shot -blasting machine in side portion reciprocating adjustable.

[0005] Preferably, the shot -blasting chamber is a regular hexahedron structure, wherein two sides of the upper portion and the lower portion are respectively provided with one shot -blasting machine, and two sides are respectively provided with one shot -blasting machine.

[0006] Preferably, the angle adjusting mechanism includes a telescopic cylinder and a fixed plate, two sides of the upper portion and the lower portion of the shot -blasting chamber are respectively hingedly provided with an inclined plate for installing the shot -blasting machine, the fixed plate is provided above the inclined plate, the fixed plate is horizontally extended, one end of the fixed plate is fixedly connected with the side wall of the shot -blasting chamber, the other end of the fixed plate is hingedly provided with the telescopic cylinder, and the telescopic end of the telescopic cylinder is hingedly connected with the outer end of the inclined plate.

[0007] Preferably, the vertical reciprocating displacement mechanism comprises a lead screw, a moving seat, a guide rail and a driving motor, the side wall of the shot blasting device is provided with a mounting cavity, the upper and lower ends of the lead screw are rotatably connected with mounting seats arranged in the mounting cavity through bearings respectively, the moving seat is threadedly connected with the lead screw, the mounting cavity is provided with a guide rail in sliding connection with the moving seat, and the output shaft of the driving motor is connected with the lead screw.

[0008] Preferably, the shot material bin is provided with shot blasting valves, the number of the shot blasting valves is equal to that of the shot blasting devices, and each shot blasting valve is connected with the corresponding shot blasting device through a shot blasting pipe.

[0009] Preferably, the bottom of the shot blasting chamber is provided with a collecting hopper, the outer side of the shot blasting chamber is provided with a shot material accumulation box, and the collecting hopper is in communication with the shot material accumulation box through a spiral conveyor.

[0010] Preferably, the bottom surface of the shot material accumulation box is downwardly inclined.

[0011] Preferably, the top of the shot blasting chamber is further connected with a dust collector through a dust removal pipe.

[0012] Thanks to the above technical scheme, the steel structure efficient shot blasting derusting device has the following beneficial effects:

[0013] The shot blasting derusting device of the embodiment is height-adjustable and angle-adjustable, the shot blasting device at the side part is adjusted to move up and down, the shot blasting device at the side part is suitable for the side part of the steel structure of different heights, the shot blasting device at the upper part and the lower part are adjusted to spray at different angles, the shot blasting device at the upper part and the lower part are suitable for the steel structure with an included angle and an edge, and the generation of dead angles is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 FIG. 1 is a structural schematic view of a steel structure efficient shot blasting derusting device according to the present application;

[0015] Figure 2 FIG. 2 is a longitudinal sectional structural schematic view of a shot blasting chamber according to the present application;

[0016] Figure 3 FIG. 3 is a structural schematic view of a vertical reciprocating displacement mechanism according to the present application;

[0017] In the drawings: 1-conveying mechanism, 2-shot blasting chamber, 3-shot material bin, 4-dust collector, 41-dust removal pipe, 5-collecting hopper, 6-spiral conveyor, 7-shot material accumulation box, 8-shot blasting device, 81-inclined plate, 9-vertical reciprocating displacement mechanism, 91-mounting seat, 92-lead screw, 93-moving seat, 94-driving motor, 95-guide rail, 10-fixing plate, 11-telescopic cylinder. DETAILED DESCRIPTION

[0018] For those skilled in the technical field, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Unless otherwise defined, all technical and scientific terms used herein have the same meanings as commonly understood by those skilled in the technical field to which the present application belongs. The terms used in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application. The terms "first", "second", and the like in the specification of the present application and the claims and the above drawings are used to distinguish different objects, and are not used to describe a specific order. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device including a series of steps or units is not limited to the listed steps or units, but can optionally include steps or units not listed or can optionally include other steps or units inherent to the process, method, product or device.

[0019] In this document, the term "embodiment" means that the specific features, structures or characteristics described in connection with the embodiment can be included in at least one embodiment of the present application. The appearance of this phrase in various places in the specification does not necessarily mean the same embodiment, nor is it an independent or alternative embodiment to other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0020] As shown in Figure 1 , Figure 2 A steel structure high-efficiency shot blasting derusting device, comprising a conveying mechanism 1, the conveying mechanism 1 is provided with a shot blasting chamber 2, the top of the shot blasting chamber 2 is provided with a shot bin 3, a plurality of shot blasting machines 8 are installed in the shot blasting chamber 2, the shot blasting machines 8 are respectively installed on the upper part, the lower part and the side part of the shot blasting chamber 2, the shot blasting machines 8 located on the upper part and the lower part are connected with the shot blasting chamber 2 through an angle adjusting mechanism, so that the spray angle of the shot blasting machines 8 located on the upper part and the lower part is adjustable, and the shot blasting machines 8 located on the side part are connected with the shot blasting chamber 2 through a vertical reciprocating displacement mechanism 9, so that the height of the shot blasting machines 8 located on the side part is reciprocating adjustable.

[0021] In the embodiment, the shot blasting chamber 2 is a regular hexahedron structure, wherein one shot blasting machine 8 is installed on each of the two sides of the upper part and the lower part, and one shot blasting machine 8 is installed on each of the two sides.

[0022] As shown in Figure 2As shown, in the embodiment, the angle adjusting mechanism comprises a telescopic cylinder 11 and a fixed plate 10, and the upper and lower sides of the upper and lower portions of the shot blasting chamber 2 are respectively hingedly provided with an inclined plate 81 for mounting the shot blasting machine 8, the upper side of the inclined plate 81 is provided with the fixed plate 10, the fixed plate 10 is horizontally extended, one end of the fixed plate 10 is fixedly connected with the side wall of the shot blasting chamber 2, and the other end of the fixed plate 10 is hingedly provided with the telescopic cylinder 11, and the telescopic end of the telescopic cylinder 11 is hinged with the outer end of the inclined plate 81. The telescopic cylinder 11 can be one of a stroke-adjustable air cylinder or a hydraulic cylinder. The telescopic cylinder 11 can drive the inclined plate 81 to rotate around the hinged point on the side wall of the shot blasting chamber 2, so as to adjust the inclination angle of the inclined plate 81, and thus the spray angle of the shot blasting machine 8, so as to adapt to the spray of shot blasting machines of different shapes of steel structures and reduce the dead angle of the spray.

[0023] As shown in the drawings, Figure 3 As shown, in the embodiment, the vertical reciprocating displacement mechanism 9 comprises a lead screw 92, a moving seat 93, a guide rail 95 and a driving motor 94, the side wall of the shot blasting machine 8 is provided with a mounting cavity, the upper and lower ends of the lead screw 92 are respectively rotatably connected with the mounting seat 91 provided in the mounting cavity through bearings, the moving seat 93 is threadedly connected with the lead screw 92, the mounting cavity is provided with the guide rail 95 slidably connected with the moving seat 93, and the output shaft of the driving motor 94 is connected with the lead screw 92. The driving motor 94 drives the lead screw 92 to rotate, so as to drive the moving seat 93 to move, so as to reciprocatingly adjust the height position of the side wall shot blasting machine 8.

[0024] The shot blasting valve is arranged on the shot blasting bin 3, the number of the shot blasting valve is equal to the number of the shot blasting machine 8, and each shot blasting valve is connected with the corresponding shot blasting machine 8 through a shot blasting pipe. Each shot blasting machine can be controlled through the shot blasting valve. The shot blasting pipe is made of soft and stretchable material.

[0025] The shot blasting chamber 2 is provided with a collecting hopper 5, the outer side of the shot blasting chamber 2 is provided with a shot collecting box 7, the collecting hopper 5 is communicated with the shot collecting box 7 through a screw conveyor 6, the shot collected by the collecting hopper 5 is conveyed to the shot collecting box 7 through the screw conveyor 6, the shot is recycled to the maximum extent, and the shot in the shot collecting box 7 can be conveyed to the shot bin 3 through an elevator after being treated by impurity removal and the like for recycling. Preferably, the bottom surface of the shot collecting box 7 is downwardly inclined, which is beneficial to the downward sliding of the falling shot along the inclined surface and avoids the accumulation of the shot on the inlet side. In order to collect the dust in the shot blasting process, the top of the shot blasting chamber 2 is connected with a dust collector 4 through a dust removal pipe 41.

[0026] In use, the steel structure is placed on the conveying mechanism 1 by hoisting or the like, or in order to ensure the spraying space of the bottom surface of the steel structure, a conveying frame is placed on the conveying mechanism 1, and then the steel structure is placed on the conveying frame, the steel member is conveyed in the shot blasting chamber 2 by the conveying mechanism 1, the shot blasting valve is opened to supply shot to the shot blasting machine 8, the shot blasting machine 8 sprays the shot to process the surface of the steel structure, the falling shot falls into the collecting hopper 5, is sent to the shot collecting box 7 by the screw conveyor 6, and the dust generated in the processing process is treated by the dust collector 4.

[0027] In the shot blasting process, according to the height of the steel structure, the side shot blasting machine 8 is continuously moved up and down by the vertical reciprocating displacement mechanism 9, the reciprocating range is adjusted, the side spraying of the steel structure of different heights is adapted, and meanwhile, the upper and lower shot blasting machines 8 are cooperated, the spraying angle of the upper or lower shot blasting machine 8 is adjusted by the telescopic cylinder 11, or the direction and angle of the upper or lower shot blasting machine 8 are continuously adjusted to reciprocally spray, so that each surface of the workpiece can be more comprehensively shot blasted, and the dead angle is avoided.

[0028] The above has made a detailed description of the present application, but some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the present application are within the protection scope of the present application.

Claims

1. A high-efficiency shot blasting and rust removal device for steel structures, characterized in that: The system includes a conveying mechanism with a shot blasting chamber. The top of the shot blasting chamber has a shot hopper. Multiple shot blasters are installed inside the shot blasting chamber. The shot blasters are respectively installed in the upper, lower, and side parts of the shot blasting chamber. The shot blasters located in the upper and lower parts are connected to the shot blasting chamber through an angle adjustment mechanism so that the spray angle of the shot blasters located in the upper and lower parts can be adjusted. The shot blasters located in the side parts are connected to the shot blasting chamber through a vertical reciprocating movement mechanism so that the height of the shot blasters located in the side parts can be reciprocated and adjusted.

2. The high-efficiency shot blasting and rust removal device for steel structures according to claim 1, characterized in that: The shot blasting chamber has a regular hexahedral structure, with a shot blaster installed on each of the upper and lower sides, and a shot blaster installed on each of the two sides.

3. The high-efficiency shot blasting and rust removal device for steel structures according to claim 2, characterized in that: The angle adjustment mechanism includes a telescopic cylinder and a fixed plate. Inclined plates for mounting shot blasters are respectively hinged to the upper and lower sides of the shot blasting chamber. The fixed plate is arranged above the inclined plate and extends horizontally. One end of the fixed plate is fixedly connected to the side wall of the shot blasting chamber, and the telescopic cylinder is hinged to the other end of the fixed plate. The telescopic end of the telescopic cylinder is hinged to the outer end of the inclined plate.

4. The high-efficiency shot blasting and rust removal device for steel structures according to claim 1, characterized in that: The vertical reciprocating mechanism includes a lead screw, a movable seat, a guide rail, and a drive motor. The side wall of the shot blaster is provided with a mounting cavity. The upper and lower ends of the lead screw are respectively rotatably connected to the mounting seat in the mounting cavity through bearings. The movable seat is threadedly connected to the lead screw. The mounting cavity is provided with a guide rail that is slidably connected to the movable seat. The output shaft of the drive motor is connected to the lead screw.

5. The high-efficiency shot blasting and rust removal device for steel structures according to claim 1, characterized in that: The shot blasting hopper is equipped with shot blasting valves, the number of which is equal to the number of shot blasters. Each shot blasting valve is connected to its corresponding shot blaster via a shot blasting pipe.

6. The high-efficiency shot blasting and rust removal device for steel structures according to claim 1, characterized in that: The bottom of the shot blasting chamber is equipped with a collection hopper, and the outside of the shot blasting chamber is equipped with a shot accumulation box. The collection hopper is connected to the shot accumulation box through a screw conveyor.

7. The high-efficiency shot blasting and rust removal device for steel structures according to claim 6, characterized in that: The bottom surface of the pellet box is inclined downwards.

8. The high-efficiency shot blasting and rust removal device for steel structures according to claim 1, characterized in that: The top of the shot blasting chamber is also connected to a dust collector via a dust removal pipe.

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