Steel structure surface rust removal device

Abstract

The utility model discloses a steel structure surface derusting device, which relates to the technical field of steel structure derusting and comprises a frame, and a processing groove is arranged at the front end of the frame. A rack is fixedly connected to the side face of the machining groove and engaged with a first gear, the first gear is rotationally connected to the side wall of a moving plate, the first gear is engaged to drive a second gear to be rotationally connected with the moving plate, and in the left-right moving process of the moving plate, meanwhile, an extrusion rod drives a grinding layer to rapidly move left and right to make contact with the surface of the steel pipe for grinding. And the contact frequency and contact area of the polishing layer and the cleaning cotton layer with the surface of the steel pipe are increased, so that the derusting effect and the cleaning effect are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure rust removal, in particular to a device for removing rust from the surface of a steel structure. Background Art

[0002] The patent with publication (announcement) number CN220074298U discloses a device for removing rust from the surface of a steel structure, comprising a box body, wherein both sides of the inner cavity of the box body are provided with limiting structures for limiting the steel pipes of the steel structure, the top of the inner cavity of the box body is rotatably connected to a first screw rod, the surface of the first screw rod is threadedly connected to a first movable block, the bottom of the first movable block is bolted to a first electric push rod, and the output end of the first electric push rod is fixed to a grinding plate.

[0003] In the above-mentioned prior art, the first screw 3 and the second screw 7 are driven to rotate by the driving structure 11. As the first screw 3 rotates, the first movable block 4, the first electric push rod 5 and the grinding plate 6 are driven to move to the left, thereby facilitating the grinding and rust removal of the surface of the steel pipe. The first screw drives the first movable block to move a single stroke, and the contact area between the grinding plate 6 and the steel pipe is small. It is necessary to control the first movable block to move back and forth for multiple strokes to complete the grinding of the steel pipe surface, thereby improving the rust removal time of the pipe surface. Utility Model Content

[0004] Therefore, in order to solve the above-mentioned shortcomings, the present invention provides a device for removing rust from the surface of a steel structure.

[0005] The utility model is achieved in this way: a rust removal device for the surface of a steel structure is constructed, which includes a frame, a processing groove is provided at the front end of the frame; a rack is fixedly connected to the side of the processing groove, the rack is meshed with the first gear, the first gear is rotatably connected to the side wall of the movable plate, the first gear meshes to drive the second gear to be rotatably connected to the movable plate, the second gear meshes to drive the third gear to be rotatably connected to the side of the movable plate, the third gear drives the cam to be rotatably connected to the side wall of the movable plate, the side of the cam contacts the extrusion rod, the extrusion rod is slidably connected to the side of the movable plate, the extrusion rod is fixedly connected to one end of the return spring, the other end of the return spring is fixedly connected to the side of the movable plate, the other end of the extrusion rod is fixedly connected to the first limiting cylinder, the inner side wall of the first limiting cylinder is fixedly connected to a rubber airbag, the side of the rubber airbag away from the first limiting cylinder is provided with a polishing layer, and the side of the first limiting cylinder is embedded with a first air nozzle connected to the rubber airbag.

[0006] In a feasible implementation, a second limiting cylinder is fixedly connected to the bottom of the processing groove, an extrusion airbag is fixedly connected to the inner side wall of the second limiting cylinder, and a second air nozzle connected to the extrusion airbag is embedded in the side wall of the second limiting cylinder.

[0007] In a feasible implementation, a controller is fixedly connected to the side of the frame, a servo motor is bolted to the side wall of the frame, and a sliding groove is embedded above the processing groove.

[0008] In a feasible implementation, a screw is rotatably connected in the slide groove, the side surface of the screw is connected to the inner thread of the threaded sleeve, the screw is fixedly connected to the output shaft of the servo motor, and the threaded sleeve is fixedly connected to the side wall of the movable plate.

[0009] The utility model has the following advantages: The utility model provides a steel structure surface rust removal device through improvement, which has the following improvements compared with similar equipment:

[0010] The utility model discloses a device for removing rust from the surface of a steel structure. In the process of the movable plate moving left and right, the extrusion rod drives the polishing layer to move quickly left and right to contact and polish the surface of the steel pipe, thereby increasing the contact frequency and contact area between the polishing layer and the cleaning cotton layer and the surface of the steel pipe, thereby improving the rust removal and cleaning effects. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the plane structure of the utility model;

[0012] Figure 2 This utility model Figure 1 A in the figure shows the enlarged structural diagram;

[0013] Figure 3 This is a schematic diagram of the three-dimensional structure of the movable plate of the utility model;

[0014] Figure 4 It is a structural schematic diagram of the first limiting cylinder and the second limiting cylinder of the present utility model.

[0015] Among them: frame-1, processing groove-2, controller-3, servo motor-4, slide-5, screw-6, threaded sleeve-7, movable plate-8, rack-9, first gear-10, second gear-11, third gear-12, cam-13, extrusion rod-14, return spring-15, first limiting cylinder-16, rubber airbag-17, polishing layer-18, cleaning cotton layer-181, first air nozzle-19, second limiting cylinder-20, extrusion airbag-21, second air nozzle-22. DETAILED DESCRIPTION

[0016] The following will be combined with the Figures 1-4 The present invention is described in detail, and the technical solutions in the embodiments of the present invention are clearly explained. Although the embodiments described are complete, it is obvious that the embodiments described are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0017] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a central component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are intended only to describe specific embodiments and are not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0019] See also Figures 1 to 4 The utility model relates to a surface rust removal device for a steel structure, comprising a frame 1, a processing groove 2 being provided at the front end of the frame 1, a controller 3 being fixedly connected to the side of the frame 1, the controller 3 being electrically connected to the servo motor 4, the side wall of the frame 1 being bolted to the servo motor 4, a slide groove 5 being embedded above the processing groove 2, a screw rod 6 being rotatably connected in the slide groove 5, the side surface of the screw rod 6 being threadedly connected to the inner thread of the threaded sleeve 7, a roller being rotatably connected to the bottom of the threaded sleeve 7, the roller sliding with the bottom of the slide groove 5, the screw rod 6 being fixedly connected to the output shaft of the servo motor 4, the threaded sleeve 7 being fixedly connected to the side wall of the movable plate 8, the screw rod 6 being driven to rotate by the servo motor 4, the screw rod 6 driving the threaded sleeve 7 to move left and right, and the threaded sleeve 7 can also drive the movable plate 8 to move left and right, so that the movable plate 8 drives the first limiting cylinder 16 to move left and right.

[0020] Specifically, a rack 9 is fixedly connected to the side of the processing groove 2, and the rack 9 is meshed with the first gear 10. The first gear 10 is rotatably connected to the side wall of the movable plate 8. The meshing of the first gear 10 drives the second gear 11 to be rotatably connected to the movable plate 8. The meshing of the second gear 11 drives the third gear 12 to be rotatably connected to the side of the movable plate 8. The diameter ratio between the second gear 11 and the third gear 12 is 4:1, so that the second gear 11 drives the third gear 12 to rotate rapidly during the rotation process. The third gear 12 drives the cam 13 to be rotatably connected to the side wall of the movable plate 8. The side of the cam 13 contacts the extrusion rod 14, and the extrusion rod 14 is slidably connected to the side of the movable plate 8. The extrusion rod 14 is fixedly connected to one end of the return spring 15. The return spring 15 provides power for resetting the extrusion rod 14. The other end of the return spring 15 is fixed to the side of the movable plate 8. The surface is fixedly connected, the other end of the extrusion rod 14 is fixedly connected to the first limiting cylinder 16, the inner wall of the first limiting cylinder 16 is fixedly connected with a rubber airbag 17, the side of the rubber airbag 17 away from the first limiting cylinder 16 is provided with a polishing layer 18, the other end of the rubber airbag 17 is fixedly connected with a cleaning cotton layer 181, the side of the first limiting cylinder 16 is embedded with a first air nozzle 19 connected to the rubber airbag 17, the bottom of the processing groove 2 is fixedly connected with a second limiting cylinder 20, the inner wall of the second limiting cylinder 20 is fixedly connected with an extrusion airbag 21, the side wall of the second limiting cylinder 20 is embedded with a second air nozzle 22 connected to the extrusion airbag 21, the second air nozzle 22 is connected to the first air nozzle 19 for external inflation equipment, and can inflate the rubber airbag 17 and the extrusion airbag 21 to expand both, and the extrusion airbag 21 is used to extrude the circular steel pipe to be polished.

[0021] Specifically, the second air nozzle 22 and the first air nozzle 19 can inflate or deflate the rubber airbag 17 and the squeeze airbag 21 .

[0022] Specifically, when grinding and removing rust from the surface of a circular steel coffin, one end of the steel pipe is inserted into the second limiting cylinder 20 and fixed, and the other end of the steel pipe is inserted into the first limiting cylinder 16. Then, the squeezing airbag 21 is inflated through the second air nozzle 22, so that the squeezing airbag 21 squeezes and fixes the surface of the steel pipe.

[0023] The rubber airbag 17 is inflated through the first air nozzle 19. The expansion of the rubber airbag 17 drives the polishing layer 18 and the cleaning cotton layer 181 to contact the surface of the steel pipe. Then, the first limiting cylinder 16 is driven to move through the movable plate 8 through the threaded sleeve 7. When moving, the movable plate 8 drives the rack 9 to engage with the first gear 10. The first gear 10 drives the second gear 11 to rotate, and the second gear 11 drives the third gear 12 to rotate. The third gear 12 also drives the cam 13 to rotate. The cam 13 applies thrust to drive the extrusion rod 14 to move. The extrusion rod 14 is assisted by the reset spring 15 to move back and forth rapidly. The extrusion rod 14 also drives the polishing layer 18 and the cleaning cotton layer 181 to move rapidly left and right, contacting the surface of the steel pipe for polishing, rust removal and cleaning.

[0024] The above shows and describes the basic principles, main features and advantages of the present invention, and the standard parts used in the present invention can be purchased from the market, and special-shaped parts can be customized according to the description and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0025] The above description of the disclosed embodiments will enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A device for removing rust from the surface of a steel structure, comprising a frame with a processing groove provided at the front end of the frame; Its characteristics are: A rack is fixedly connected to the side of the processing groove, the rack is meshed with the first gear, and the first gear is rotatably connected to the side wall of the movable plate. The meshing of the first gear drives the second gear to be rotatably connected to the movable plate, and the meshing of the second gear drives the third gear to be rotatably connected to the side of the movable plate. The third gear drives the cam to be rotatably connected to the side wall of the movable plate, and the side of the cam contacts the extrusion rod, and the extrusion rod is slidably connected to the side of the movable plate. The extrusion rod is fixedly connected to one end of the return spring, and the other end of the return spring is fixedly connected to the side of the movable plate. The other end of the extrusion rod is fixedly connected to the first limiting cylinder, and a rubber airbag is fixedly connected to the inner side wall of the first limiting cylinder, and a polishing layer is provided on the side of the rubber airbag away from the first limiting cylinder, and a cleaning cotton layer is fixedly connected to the other end of the rubber airbag, and a first air nozzle connected to the rubber airbag is embedded in the side of the first limiting cylinder.

2. The device for removing rust from a steel structure surface according to claim 1, characterized in that: The bottom of the processing groove is fixedly connected with a second limiting cylinder, the inner side wall of the second limiting cylinder is fixedly connected with an extrusion airbag, and the side wall of the second limiting cylinder is embedded with a second air nozzle communicated with the extrusion airbag.

3. The device for removing rust from a steel structure surface according to claim 2, characterized in that: A controller is fixedly connected to the side of the frame, a servo motor is bolted to the side wall of the frame, and a slide groove is embedded above the processing groove.

4. The device for removing rust from a steel structure surface according to claim 3, characterized in that: A screw is rotatably connected in the slide groove, a side surface of the screw is connected to an inner thread of the threaded sleeve, the screw is fixedly connected to an output shaft of the servo motor, and the threaded sleeve is fixedly connected to a side wall of the movable plate.

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