Surface treatment device for high-strength steel structural part

Abstract

The invention relates to the technical field of steel structure machining, and discloses a high-strength steel structural part surface treatment device which comprises a top plate, a fixing block, two positioning blocks, two bearings, a dust suction device, a fixing device, a polishing device, a controller and the like, the tops of the two bearings are fixedly connected with the bottoms of the two positioning blocks correspondingly, and the dust suction device is connected with the top plate; the fixing device is connected with the fixing block and the supporting plate, the fixing device is connected with the base and the dust suction device, the grinding device is connected with the two bearings and the fixing device, and by arranging a fan, an annular air pipe, a dust suction pipe, an air duct, a filter box and other structures, metal dust generated when the surface of the steel structural part is treated can be sucked by the annular air pipe; and then the metal dust is introduced into the filter box to be filtered, so that the influence of a large amount of metal dust on workers and the environment is prevented.

Description

Technical Field

[0001] The invention relates to the technical field of steel structure processing, in particular to a surface treatment device for high-strength steel structure parts. Background Art

[0002] Steel structure is a structure made of steel materials and is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of steel and steel plates, and adopts rust removal and rust prevention processes such as silanization, pure manganese phosphating, water washing and drying, and galvanizing.

[0003] The surface treatment device for steel structural parts replaces the traditional manual means to grind the steel structural parts, reducing manual labor. However, when grinding the steel structural parts, a large amount of metal dust will be generated. After the metal dust floats in the air, it will affect the workers and the environment. Therefore, a high-strength steel structural part surface treatment device is proposed. Summary of the invention

[0004] The present invention aims to solve the technical problem of how to effectively reduce the floating metal dust when treating the surface of steel structures and prevent a large amount of metal dust from affecting workers and the environment, and provides a high-strength steel structure surface treatment device.

[0005] The technical solution adopted by the present invention to solve its technical problem is: The surface treatment device of a high-strength steel structural part comprises a base, two supporting plates, a top plate, a fixing block, two positioning blocks, two bearings, a dust suction and reduction device, a fixing device, a grinding device and a controller.

[0006] The two support plates are vertically symmetrically arranged above the base and arranged left and right. The tops of the two support plates are respectively fixedly connected to the top of the base.

[0007] The top plate is laterally arranged above the two support plates, and the bottom of the top plate is fixedly connected to the tops of the two support plates respectively.

[0008] The fixing block is arranged directly below the top plate, and the top of the fixing block is fixedly connected to the bottom of the top plate.

[0009] The two positioning blocks are vertically symmetrically arranged below the fixed block and arranged left and right. The tops of the two positioning blocks are fixedly connected to the bottoms of the fixed blocks respectively.

[0010] The two bearings are vertically symmetrically arranged above the base and respectively below the two positioning blocks, and the tops of the two bearings are respectively fixedly connected to the bottoms of the two positioning blocks.

[0011] The dust suction and dust reduction device is arranged above the base, and is connected to the top plate, the fixing block and the supporting plate.

[0012] The fixing device is arranged above the base and below the dust suction and reduction device. The fixing device is connected to the base and the dust suction and reduction device.

[0013] The grinding device is arranged above the base and is located on the upper part of the fixing device. The grinding device is connected with two bearings and connected with the fixing device.

[0014] The controller is arranged at the front part of the base, the controller is fixedly connected to the base, and the controller is electrically connected to the dust suction and reduction device, the fixing device, and the grinding device.

[0015] When using this equipment to process steel structures, the staff will firmly fix the steel structures through the fixing device, and then start the dust suction and reduction device and the grinding device through the controller. The grinding device grinds the surface of the steel structure, and the dust suction and reduction device absorbs the metal dust generated during the grinding process to prevent a large amount of metal dust from affecting the staff and the environment.

[0016] Furthermore, the dust suction and reduction device includes a wind cylinder, a driving motor, a first bevel gear, a first rotating shaft, a second bevel gear, a fan, two annular air ducts, two dust suction pipes, a filter box, a filter screen, an air outlet pipe, a first gear, a turntable, an eccentric column, a first connecting rod, a first sliding bar, and a brush plate.

[0017] The air duct is vertically arranged above the top plate, and the bottom of the air duct is fixedly connected to the top of the top plate.

[0018] The driving motor is arranged below the top plate, on the side of the fixing block close to the wind tube, the rotating shaft of the driving motor passes through the supporting plate horizontally, and the driving motor is fixedly connected to the top plate.

[0019] The first bevel gear is vertically arranged below the top plate, below the wind tube, and sleeved on the outside of the rotating shaft of the driving motor. The axis of the first bevel gear coincides with the axis of the rotating shaft of the driving motor, and the first bevel gear is fixedly connected to the rotating shaft of the driving motor.

[0020] The first rotating shaft is vertically arranged at the lower part of the wind tube, the first rotating shaft vertically penetrates the top plate, the axis of the first rotating shaft is vertical, and the first rotating shaft is rotatably connected with the top plate.

[0021] The second bevel gear is transversely arranged below the top plate and sleeved on the outside of the first rotating shaft. The axis of the second bevel gear coincides with the axis of the first rotating shaft. The second bevel gear is fixedly connected to the first rotating shaft and meshes with the first bevel gear.

[0022] The fan is transversely arranged inside the wind tube and sleeved on the outer side of the first rotating shaft. The axis of the fan coincides with the axis of the first rotating shaft, and the fan is fixedly connected to the first rotating shaft.

[0023] The two annular air ducts are vertically symmetrically arranged on the sides away from the two bearings. The sides of the two annular air ducts are fixedly connected to the outer rings of the two bearings respectively, and the inner sides of the two annular air ducts are provided with a plurality of air ports.

[0024] The two dust suction pipes are respectively arranged at the bottom of the air duct, one end of the two dust suction pipes respectively penetrates the top plate and is connected with the air duct, and the other end of the two dust suction pipes is respectively connected with the two annular air ducts.

[0025] The filter box is arranged above the top plate, at the side of the air duct away from the fixed block, and the bottom of the filter box is fixedly connected to the top of the top plate.

[0026] The filter screen is vertically arranged inside the filter box, and the filter screen is fixedly connected to the inner wall of the filter box.

[0027] The air outlet pipe is arranged above the top plate, one end of the air outlet pipe is communicated with the top of the air duct, and the other end is communicated with the side of the filter box close to the air duct.

[0028] The first gear is vertically arranged on the side of the support plate away from the fixed block, and is sleeved on the outside of the rotating shaft of the driving motor. The axis of the first gear coincides with the axis of the rotating shaft of the driving motor, and the first gear is fixedly connected to the rotating shaft of the driving motor.

[0029] The outer side of the turntable is gear-shaped and is arranged below the first gear. The turntable is rotatably connected to the support plate through a rotating shaft, and the turntable is meshed with the first gear.

[0030] The eccentric column is transversely arranged on the side of the turntable away from the support plate, and the eccentric column is fixedly connected to the turntable.

[0031] The first connecting rod is arranged on the side of the rotating disk away from the supporting plate, and one end of the first connecting rod is sleeved on the outer side of the eccentric column and is rotatably connected with the eccentric column.

[0032] The first sliding bar is arranged above the first connecting rod, one end of the first sliding bar is hinged to the first connecting rod, the axis of the hinge is parallel to the axis of the rotating shaft of the driving motor, the other end of the first sliding bar vertically penetrates the top plate and the bottom of the filter box, and the first sliding bar is vertically slidably connected to the filter box.

[0033] The brush plate is transversely arranged inside the filter box, and is located on the side of the filter screen close to the air duct, and the bottom of the brush plate is fixedly connected to the first sliding bar.

[0034] When metal dust needs to be handled, the staff starts the drive motor through the controller. The shaft of the drive motor drives the first gear to rotate, which drives the first bevel gear to rotate. The first bevel gear drives the second bevel gear to rotate. The second bevel gear drives the first shaft to rotate. The first shaft drives the fan to rotate. The rotation of the fan causes the metal dust generated by grinding in the drum to enter the filter box through the annular air duct, dust suction pipe, air cylinder, and air outlet pipe in turn, and the filter screen filters the metal dust in the air.

[0035] When the rotating shaft of the driving motor drives the first gear to rotate, the first gear drives the turntable to rotate, the turntable drives the eccentric column to rotate, the eccentric column drives the second connecting rod to move upward, drives the first connecting rod to move upward, the first connecting rod drives the first sliding bar to move upward, and the first sliding bar drives the brush plate to move upward, thereby cleaning the surface of the filter screen to prevent metal dust from clogging the filter screen and affecting the dust collection effect.

[0036] Furthermore, the filter box has an air outlet on the side away from the air duct.

[0037] The filtered air is discharged from the air outlet.

[0038] Furthermore, a plurality of bristles are arranged on the side of the brush plate close to the filter screen, and the plurality of bristles are in close contact with the filter screen.

[0039] The bristles fit snugly against the filter surface, making it easier to clean the filter.

[0040] Furthermore, the fixing device includes a slide rail, a threaded rod, two moving blocks, a second rotating shaft, a first cylinder, two fixed disks, a second connecting rod, a fixing sleeve, a second sliding bar, a first rack, and a second gear.

[0041] The slide rail is transversely arranged above the base and between the two support plates, and the bottom of the slide rail is fixedly connected to the top of the base.

[0042] The threaded rod is transversely arranged above the slide rail, one end of the threaded rod passes through the right support plate, the axis of the threaded rod is parallel to the axis of the rotating shaft of the driving motor, and the threaded rod is rotatably connected to the two support plates respectively.

[0043] The two moving blocks are vertically symmetrically arranged above the base, the lower parts of the two moving blocks are respectively sleeved on the outer sides of the threaded rod and the slide rail, the lower parts of the two moving blocks are respectively threadedly connected with the threaded rod, and are respectively slidably connected with the slide rail along the slide rail.

[0044] The first rotating shaft is transversely arranged above the base, and the first rotating shaft transversely penetrates a moving block. The axis of the first rotating shaft is parallel to the axis of the rotating shaft of the driving motor, and the first rotating shaft is rotatably connected with a moving block.

[0045] The first cylinder is arranged above the base, the telescopic end of the first cylinder has a telescopic direction parallel to the axis of the rotating shaft of the driving motor, the first cylinder horizontally penetrates another moving block, and the first cylinder is rotationally connected to the other moving block.

[0046] The two fixed plates are respectively arranged vertically symmetrically above the base, and are located on the sides opposite to the telescopic ends of the first rotating shaft and the first cylinder. The two fixed plates are respectively fixedly connected to the telescopic ends of the first rotating shaft and the first cylinder.

[0047] The second connecting rod is arranged on the side of the first connecting rod away from the rotating disk, one end of the second connecting rod is sleeved on the outer side of the eccentric column, and one end of the second connecting rod is rotatably connected to the eccentric column.

[0048] The fixing sleeve is arranged below the rotating disk, and the side of the fixing sleeve is fixedly connected to the supporting plate.

[0049] The second sliding bar is vertically arranged below the second connecting rod, and the second sliding bar vertically passes through the fixed sleeve. The upper end of the second sliding bar is hinged to the second connecting rod, and the axis of the hinge is parallel to the axis of the rotating shaft of the driving motor. The second sliding bar is slidably connected to the fixed sleeve along the fixed sleeve.

[0050] The first rack is vertically arranged below the fixed sleeve and is located in front of the second sliding bar. The first rack is fixedly connected to the second sliding bar.

[0051] The first gear is vertically arranged below the fixed sleeve and sleeved on the outer side of the threaded rod. The axis of the first gear coincides with the axis of the threaded rod. The first gear is fixedly connected to the threaded rod and meshes with the first rack.

[0052] When it is necessary to fix the steel structure, the staff will place one end of the steel tube-shaped steel structure against the protrusion on the left fixed plate, and then start the first cylinder through the controller. The telescopic end of the first cylinder drives the right fixed plate to move left until the two fixed plates tightly fix the steel structure. Then the staff will close the first cylinder through the controller.

[0053] When the steel structure needs to be moved, the second connecting rod drives the second sliding bar to move upward, the second sliding bar drives the first rack to move upward, the first rack drives the second gear to rotate forward, the second gear drives the threaded rod to rotate forward, the threaded rod drives the two moving blocks to move left along the slide rail, the two moving blocks respectively drive the first rotating shaft and the first cylinder to move left, the first rotating shaft and the first cylinder drive the two fixed plates to move left, and the two fixed plates drive the steel structure to move left, so that the surface of the steel structure can be fully polished.

[0054] When the second connecting rod drives the second sliding bar to move downward, the second sliding bar drives the first rack to move downward, the first rack drives the second gear to rotate in the opposite direction, the second gear drives the threaded rod to rotate in the opposite direction, the threaded rod drives the two moving blocks to move right along the slide rail, the two moving blocks respectively drive the first rotating shaft and the first cylinder to move right, the first rotating shaft and the first cylinder drive the two fixed plates to move right, and the two fixed plates drive the steel structure to move right, so that the surface of the steel structure can be fully polished.

[0055] Furthermore, the axes of the two bearings and the two fixed plates coincide with each other.

[0056] This allows the steel structure fixed by the fixing plate to pass through the bearing.

[0057] Furthermore, the two fixing plates have protrusions on opposite sides.

[0058] It is convenient to abut the steel pipe against the protrusion in advance, so that the two fixing plates can fix the steel pipe.

[0059] Furthermore, the grinding device includes a roller, a third gear, a fourth gear, two second cylinders, two arc-shaped grinding plates, a telescopic rod, a fifth gear, a sixth gear, a seventh gear, and a chain.

[0060] The roller is transversely arranged above the base and passes through the inner rings of the two bearings. The axis of the roller coincides with the axes of the two bearings, and the roller is fixedly connected to the inner rings of the two bearings respectively.

[0061] The third gear is vertically arranged above the base, directly below the drum, and sleeved on the outside of the threaded rod. The axis of the third gear coincides with the axis of the threaded rod, and the third gear is fixedly connected to the threaded rod.

[0062] The fourth gear is arranged above the third gear and sleeved on the outer side of the drum. The axis of the fourth gear coincides with the axis of the drum. The fourth gear is fixedly connected to the drum and meshes with the third gear.

[0063] The two second cylinders are symmetrically arranged inside the drum, and the two second cylinders are fixedly connected to the inner wall of the drum respectively.

[0064] The two arc-shaped grinding plates are symmetrically arranged inside the drum, and are located at the opposite sides of the telescopic ends of the two second cylinders. The two arc-shaped grinding plates are respectively fixedly connected to the telescopic ends of the two second cylinders.

[0065] The telescopic rod is transversely arranged above the fourth gear, and the telescopic rod transversely passes through the two positioning blocks. The axis of the telescopic rod is parallel to the axis of the rotating shaft of the driving motor, and the telescopic rod is rotatably connected to the two positioning blocks respectively.

[0066] The fifth gear is vertically arranged above the fourth gear and between the two positioning blocks. The axis of the fifth gear coincides with the axis of the telescopic rod, and the fifth gear is fixedly connected to the telescopic rod.

[0067] The sixth gear is arranged above the base, between the support plate and the fixed plate, and sleeved on the outer side of the second rotating shaft. The axis of the sixth gear coincides with the axis of the second rotating shaft, and the sixth gear is fixedly connected to the second rotating shaft.

[0068] The seventh gear is arranged above the sixth gear and sleeved on the outer side of the telescopic end of the telescopic rod. The axis of the seventh gear coincides with the axis of the telescopic rod. The seventh gear is fixedly connected to the telescopic end of the telescopic rod.

[0069] The chain is arranged above the base and sleeved on the outer sides of the sixth gear and the seventh gear. The chain is meshed with the sixth gear and the seventh gear respectively.

[0070] When it is necessary to grind the steel structure, the threaded rod drives the third gear to rotate forward, the third gear drives the fourth gear to rotate reversely, the fourth gear drives the fifth gear to rotate forward, drives the roller to rotate reversely, the roller drives the two second cylinders to rotate reversely, the two second cylinders drive the two arc-shaped grinding plates to rotate reversely, and the surface of the steel structure is grinded during the reverse rotation of the two arc-shaped grinding plates. When the fourth gear drives the fifth gear to rotate forward, the fifth gear drives the telescopic rod to rotate forward, the telescopic rod drives the seventh gear to rotate forward, the seventh gear drives the chain to rotate forward, the chain drives the sixth gear to rotate forward, the sixth gear drives the second rotating shaft to rotate forward, the second rotating shaft drives the fixed plate to rotate forward, the fixed plate drives the steel structure to rotate forward, the steel structure rotates in the opposite direction to the arc-shaped grinding plate, and the grinding efficiency is improved.

[0071] The threaded rod drives the third gear to rotate in the opposite direction, the third gear drives the fourth gear to rotate forward, the fourth gear drives the fifth gear to rotate in the opposite direction, drives the roller to rotate forward, the roller drives the two second cylinders to rotate forward, the two second cylinders drive the two arc-shaped grinding plates to rotate forward, and the surface of the steel structure is polished during the forward rotation of the two arc-shaped grinding plates. When the fourth gear drives the fifth gear to rotate in the opposite direction, the fifth gear drives the telescopic rod to rotate in the opposite direction, the telescopic rod drives the seventh gear to rotate in the opposite direction, the seventh gear drives the chain to rotate in the opposite direction, the chain drives the sixth gear to rotate in the opposite direction, the sixth gear drives the second rotating shaft to rotate in the opposite direction, the second rotating shaft drives the fixed plate to rotate in the opposite direction, the fixed plate drives the steel structure to rotate in the opposite direction, and the steel structure rotates in the opposite direction to the arc-shaped grinding plate, thereby improving the grinding efficiency.

[0072] Furthermore, it includes a support rod, which is arranged above the moving block close to the first rotating shaft, the bottom of the support rod is fixedly connected to the top of the moving block, and the upper part of the support rod is sleeved on the outside of the telescopic end of the telescopic rod and is rotatably connected to the telescopic rod.

[0073] The support rod can move with the moving block, thereby driving the telescopic rod to extend and retract, thereby preventing the chain from being damaged due to the telescopic rod not being able to extend and retract in time.

[0074] Furthermore, there are sandpapers on the opposite sides of the two arc-shaped sanding plates.

[0075] Grinding sandpaper can effectively grind the surface of steel structures.

[0076] Beneficial effects of the present invention: 1. The present invention provides a fan, annular air duct, dust suction pipe, air cylinder, filter box and other structures, so that the metal dust generated when processing the surface of the steel structure can be sucked by the annular air duct, and then the metal dust is passed into the filter box for filtration, thereby preventing a large amount of metal dust from affecting the workers and the environment.

[0077] 2. The present invention provides a turntable, a first connecting rod, a first sliding bar, a brush plate and other structures so that the brush plate can clean the filter screen in the filter box to prevent metal dust from clogging the filter screen and reducing the effect of absorbing metal dust.

[0078] 3. The present invention can drive the steel structure fixed by the fixed disk to move back and forth by arranging structures such as threaded rods, slide rails, moving blocks, and fixed disks, so that the surface of the steel structure can be fully polished.

[0079] 4. The present invention provides a third gear, a fourth gear, a roller, and an arc-shaped grinding plate so that when grinding a steel structure, the rotation direction of the steel structure itself is opposite to the rotation direction of the arc-shaped grinding plate during grinding, thereby improving the grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0080] Figure 1 It is a schematic diagram of the front cross-sectional structure of the surface treatment device for high-strength steel structural parts; Figure 2 It is a schematic diagram of the bearing side view structure of the high-strength steel structural component surface treatment device.

[0081] Description of the accompanying drawings: 1. base; 2. support plate; 3. top plate; 4. fixing block; 5. positioning block; 6. bearing; 7. controller; 8. air cylinder; 9. driving motor; 10. first bevel gear; 11. first rotating shaft; 12. second bevel gear; 13. fan; 14. annular air duct; 15. dust suction duct; 16. filter box; 17. filter screen; 18. air outlet duct; 19. first gear; 20. turntable; 21. eccentric column; 22. first connecting rod; 23. first sliding bar; 24. brush Plate; 25, slide rail; 26, threaded rod; 27, moving block; 28, second rotating shaft; 29, first cylinder; 30, fixed plate; 31, second connecting rod; 32, fixed sleeve; 33, second sliding bar; 34, first rack; 35, second gear; 36, roller; 37, third gear; 38, fourth gear; 39, second cylinder; 40, arc-shaped grinding plate; 41, telescopic rod; 42, fifth gear; 43, sixth gear; 44, seventh gear; 45, chain; 46, support rod. DETAILED DESCRIPTION

[0082] The concept and technical effects of the present invention will be clearly and completely described below in conjunction with embodiments to fully understand the purpose, features and effects of the present invention.

[0083] like Figure 1-2 As shown, the technical solution adopted by the present invention to solve its technical problem is: A high-strength steel structural component surface treatment device comprises a base 1, two support plates 2, a top plate 3, a fixing block 4, two positioning blocks 5, two bearings 6, a dust suction and reduction device, a fixing device, a grinding device, and a controller 7.

[0084] The two support plates 2 are vertically symmetrically arranged above the base 1 and arranged left and right. The tops of the two support plates 2 are fixedly connected to the top of the base 1 respectively.

[0085] The top plate 3 is disposed transversely above the two support plates 2 , and the bottom of the top plate 3 is fixedly connected to the tops of the two support plates 2 .

[0086] The fixing block 4 is arranged directly below the top plate 3 , and the top of the fixing block 4 is fixedly connected to the bottom of the top plate 3 .

[0087] The two positioning blocks 5 are vertically symmetrically arranged below the fixing block 4 and arranged left and right. The tops of the two positioning blocks 5 are fixedly connected to the bottoms of the fixing blocks 4 respectively.

[0088] The two bearings 6 are vertically symmetrically arranged above the base 1 and respectively below the two positioning blocks 5 . The tops of the two bearings 6 are fixedly connected to the bottoms of the two positioning blocks 5 .

[0089] The dust suction and dust reduction device is arranged above the base 1 , and is connected to the top plate 3 , to the fixing block 4 , and to the support plate 2 .

[0090] The fixing device is arranged above the base 1 and below the dust suction and reduction device. The fixing device is connected to the base 1 and connected to the dust suction and reduction device.

[0091] The grinding device is arranged above the base 1 and is located on the upper part of the fixing device. The grinding device is connected to two bearings 6 and connected to the fixing device.

[0092] The controller 7 is arranged at the front of the base 1 , and is fixedly connected to the base 1 , and is electrically connected to the dust suction and reduction device, the fixing device, and the grinding device.

[0093] When using this equipment to process steel structural parts, the staff firmly fixes the steel structural parts through the fixing device, and then starts the dust suction and reduction device and the grinding device through the controller 7. The grinding device grinds the surface of the steel structural parts, and the dust suction and reduction device absorbs the metal dust generated during the grinding process to prevent a large amount of metal dust from affecting the staff and the environment.

[0094] The dust suction and dust reduction device includes a wind tube 8, a driving motor 9, a first bevel gear 10, a first rotating shaft 11, a second bevel gear 12, a fan 13, two annular air ducts 14, two dust suction pipes 15, a filter box 16, a filter screen 17, an air outlet pipe 18, a first gear 19, a turntable 20, an eccentric column 21, a first connecting rod 22, a first sliding bar 23, and a brush plate 24.

[0095] The air duct 8 is vertically arranged above the top plate 3 , and the bottom of the air duct 8 is fixedly connected to the top of the top plate 3 .

[0096] The driving motor 9 is arranged below the top plate 3 , on the side of the fixing block 4 close to the wind tube 8 , and the rotating shaft of the driving motor 9 passes through the supporting plate 2 transversely, and the driving motor 9 is fixedly connected to the top plate 3 .

[0097] The first bevel gear 10 is vertically arranged below the top plate 3, below the wind tube 8, and is sleeved on the outside of the rotating shaft of the driving motor 9. The axis of the first bevel gear 10 coincides with the axis of the rotating shaft of the driving motor 9, and the first bevel gear 10 is fixedly connected to the rotating shaft of the driving motor 9.

[0098] The first rotating shaft 11 is vertically arranged at the lower part of the wind tube 8 . The first rotating shaft 11 vertically penetrates the top plate 3 . The axis of the first rotating shaft 11 is vertical. The first rotating shaft 11 is rotatably connected to the top plate 3 .

[0099] The second bevel gear 12 is laterally arranged below the top plate 3 and sleeved on the outside of the first rotating shaft 11 . The axis of the second bevel gear 12 coincides with the axis of the first rotating shaft 11 . The second bevel gear 12 is fixedly connected to the first rotating shaft 11 and meshes with the first bevel gear 10 .

[0100] The fan 13 is transversely arranged inside the wind tube 8 and sleeved on the outer side of the first rotating shaft 11 . The axis of the fan 13 coincides with the axis of the first rotating shaft 11 , and the fan 13 is fixedly connected to the first rotating shaft 11 .

[0101] The two annular air ducts 14 are vertically symmetrically arranged on the sides away from the two bearings 6 . The sides of the two annular air ducts 14 are fixedly connected to the outer rings of the two bearings 6 , respectively. The inner sides of the two annular air ducts 14 are provided with a plurality of air ports.

[0102] The two dust suction pipes 15 are respectively arranged at the bottom of the air cylinder 8 , one end of the two dust suction pipes 15 respectively passes through the top plate 3 and is connected to the air cylinder 8 , and the other end of the two dust suction pipes 15 is respectively connected to the two annular air ducts 14 .

[0103] The filter box 16 is disposed above the top plate 3 , and is located on the side of the air duct 8 away from the fixed block 4 . The bottom of the filter box 16 is fixedly connected to the top of the top plate 3 .

[0104] The filter screen 17 is vertically disposed inside the filter box 16 , and the filter screen 17 is fixedly connected to the inner wall of the filter box 16 .

[0105] The air outlet pipe 18 is disposed above the top plate 3 , one end of the air outlet pipe 18 is communicated with the top of the air cylinder 8 , and the other end of the air outlet pipe 18 is communicated with the side of the filter box 16 close to the air cylinder 8 .

[0106] The first gear 19 is vertically arranged on the side of the support plate 2 away from the fixed block 4, and is sleeved on the outside of the rotating shaft of the driving motor 9. The axis of the first gear 19 coincides with the axis of the rotating shaft of the driving motor 9, and the first gear 19 is fixedly connected to the rotating shaft of the driving motor 9.

[0107] The outer side of the turntable 20 is gear-shaped and is disposed below the first gear 19 . The turntable 20 is rotatably connected to the support plate 2 via a rotating shaft, and the turntable 20 is meshed with the first gear 19 .

[0108] The eccentric column 21 is transversely disposed on the side of the turntable 20 away from the support plate 2 , and the eccentric column 21 is fixedly connected to the turntable 20 .

[0109] The first connecting rod 22 is disposed on the side of the rotating disk 20 away from the supporting plate 2 . One end of the first connecting rod 22 is sleeved on the outer side of the eccentric column 21 and is rotatably connected to the eccentric column 21 .

[0110] The first sliding bar 23 is arranged above the first connecting rod 22, one end of the first sliding bar 23 is hinged to the first connecting rod 22, the axis of the hinge is parallel to the axis of the rotating shaft of the driving motor 9, and the other end of the first sliding bar 23 vertically penetrates the top plate 3 and the bottom of the filter box 16, and the first sliding bar 23 is vertically slidably connected to the filter box 16.

[0111] The brush plate 24 is transversely disposed inside the filter box 16 , and is located on the side of the filter screen 17 close to the air cylinder 8 . The bottom of the brush plate 24 is fixedly connected to the first sliding bar 23 .

[0112] When metal dust needs to be processed, the staff starts the drive motor 9 through the controller 7. The shaft of the drive motor 9 drives the first gear 19 to rotate, drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the second bevel gear 12 to rotate, the second bevel gear 12 drives the first shaft 11 to rotate, the first shaft 11 drives the fan 13 to rotate, and the rotation of the fan 13 causes the metal dust generated by grinding in the drum 36 to enter the filter box 16 through the annular air duct 14, the dust suction pipe 15, the air cylinder 8, and the air outlet pipe 18 in sequence, and the filter 17 filters the metal dust in the air.

[0113] When the rotating shaft of the driving motor 9 drives the first gear 19 to rotate, the first gear 19 drives the turntable 20 to rotate, the turntable 20 drives the eccentric column 21 to rotate, the eccentric column 21 drives the second connecting rod 31 to move upward, drives the first connecting rod 22 to move upward, the first connecting rod 22 drives the first sliding bar 23 to move upward, and the first sliding bar 23 drives the brush plate 24 to move upward, thereby cleaning the surface of the filter 17 to prevent metal dust from clogging the filter 17 and affecting the dust collection effect.

[0114] The filter box 16 has an air outlet on the side away from the air cylinder 8.

[0115] The filtered air is discharged from the air outlet.

[0116] A plurality of bristles are disposed on the side of the brush plate 24 close to the filter screen 17 , and the bristles are in close contact with the filter screen 17 .

[0117] The bristles are closely attached to the surface of the filter screen 17, making it convenient to clean the filter screen 17.

[0118] The fixing device includes a slide rail 25 , a threaded rod 26 , two moving blocks 27 , a second rotating shaft 28 , a first cylinder 29 , two fixing plates 30 , a second connecting rod 31 , a fixing sleeve 32 , a second sliding bar 33 , a first rack 34 , and a second gear 35 .

[0119] The slide rail 25 is disposed transversely above the base 1 and between the two support plates 2 , and the bottom of the slide rail 25 is fixedly connected to the top of the base 1 .

[0120] The threaded rod 26 is transversely arranged above the slide rail 25 , one end of the threaded rod 26 passes through the right support plate 2 , the axis of the threaded rod 26 is parallel to the axis of the rotating shaft of the drive motor 9 , and the threaded rod 26 is rotatably connected to the two support plates 2 respectively.

[0121] The two moving blocks 27 are vertically symmetrically arranged above the base 1, and the lower parts of the two moving blocks 27 are respectively sleeved on the outer sides of the threaded rod 26 and the slide rail 25, and the lower parts of the two moving blocks 27 are respectively threadedly connected to the threaded rod 26 and are respectively slidably connected to the slide rail 25 along the slide rail 25.

[0122] The first rotating shaft 11 is transversely arranged above the base 1 , and the first rotating shaft 11 transversely passes through a moving block 27 . The axis of the first rotating shaft 11 is parallel to the axis of the rotating shaft of the driving motor 9 , and the first rotating shaft 11 is rotatably connected to the moving block 27 .

[0123] The first cylinder 29 is arranged above the base 1 , and the telescopic end of the first cylinder 29 has a telescopic direction parallel to the axis of the rotating shaft of the driving motor 9 . The first cylinder 29 horizontally penetrates another moving block 27 , and the first cylinder 29 is rotationally connected to the other moving block 27 .

[0124] The two fixed plates 30 are vertically symmetrically arranged above the base 1 , at the sides opposite to the telescopic ends of the first rotating shaft 11 and the first cylinder 29 , and the two fixed plates 30 are fixedly connected to the telescopic ends of the first rotating shaft 11 and the first cylinder 29 , respectively.

[0125] The second connecting rod 31 is disposed on the side of the first connecting rod 22 away from the rotating disk 20 . One end of the second connecting rod 31 is sleeved on the outside of the eccentric column 21 . One end of the second connecting rod 31 is rotatably connected to the eccentric column 21 .

[0126] The fixing sleeve 32 is disposed below the rotating disk 20 , and the side of the fixing sleeve 32 is fixedly connected to the supporting plate 2 .

[0127] The second sliding bar 33 is vertically arranged below the second connecting rod 31, and the second sliding bar 33 vertically passes through the fixed sleeve 32. The upper end of the second sliding bar 33 is hinged to the second connecting rod 31, and the axis of the hinge is parallel to the axis of the rotating shaft of the driving motor 9. The second sliding bar 33 is slidably connected to the fixed sleeve 32 along the fixed sleeve 32.

[0128] The first rack 34 is vertically disposed below the fixing sleeve 32 and is located in front of the second sliding bar 33 . The first rack 34 is fixedly connected to the second sliding bar 33 .

[0129] The first gear 19 is vertically arranged below the fixing sleeve 32 and sleeved on the outer side of the threaded rod 26 . The axis of the first gear 19 coincides with the axis of the threaded rod 26 . The first gear 19 is fixedly connected to the threaded rod 26 and meshes with the first rack 34 .

[0130] When it is necessary to fix the steel structure, the staff will place one end of the steel tube-shaped steel structure against the protrusion on the left fixed plate 30, and then start the first cylinder 29 through the controller 7. The telescopic end of the first cylinder 29 drives the right fixed plate 30 to move left, until the two fixed plates 30 tightly fix the steel structure, and then the staff will close the first cylinder 29 through the controller 7.

[0131] When the steel structure needs to be moved, the second connecting rod 31 drives the second sliding bar 33 to move upward, the second sliding bar 33 drives the first rack 34 to move upward, the first rack 34 drives the second gear 35 to rotate forward, the second gear 35 drives the threaded rod 26 to rotate forward, the threaded rod 26 drives the two moving blocks 27 to move left along the slide rail 25, the two moving blocks 27 respectively drive the first rotating shaft 11 and the first cylinder 29 to move left, the first rotating shaft 11 and the first cylinder 29 drive the two fixed plates 30 to move left, the two fixed plates 30 drive the steel structure to move left, so that the surface of the steel structure can be fully polished.

[0132] When the second connecting rod 31 drives the second sliding bar 33 to move downward, the second sliding bar 33 drives the first rack 34 to move downward, the first rack 34 drives the second gear 35 to rotate in the opposite direction, the second gear 35 drives the threaded rod 26 to rotate in the opposite direction, the threaded rod 26 drives the two moving blocks 27 to move right along the slide rail 25, the two moving blocks 27 respectively drive the first rotating shaft 11 and the first cylinder 29 to move right, the first rotating shaft 11 and the first cylinder 29 drive the two fixed plates 30 to move right, the two fixed plates 30 drive the steel structure to move right, so that the surface of the steel structure can be fully polished.

[0133] The axes of the two bearings 6 and the two fixing plates 30 coincide with each other.

[0134] The steel structure member fixed by the fixing plate 30 can pass through the bearing 6 .

[0135] The two fixing plates 30 have protrusions on opposite sides.

[0136] It is convenient to first contact the steel pipe with the protrusion, so that the two fixing plates 30 can fix the steel pipe.

[0137] The grinding device includes a roller 36 , a third gear 37 , a fourth gear 38 , two second cylinders 39 , two arc-shaped grinding plates 40 , a telescopic rod 41 , a fifth gear 42 , a sixth gear 43 , a seventh gear 44 , and a chain 45 .

[0138] The roller 36 is transversely arranged above the base 1 and passes through the inner rings of the two bearings 6 . The axis of the roller 36 coincides with the axis of the two bearings 6 . The roller 36 is fixedly connected to the inner rings of the two bearings 6 , respectively.

[0139] The third gear 37 is vertically arranged above the base 1 and directly below the roller 36 , and is sleeved on the outer side of the threaded rod 26 . The axis of the third gear 37 coincides with the axis of the threaded rod 26 , and the third gear 37 is fixedly connected to the threaded rod 26 .

[0140] The fourth gear 38 is arranged above the third gear 37 and sleeved on the outside of the roller 36. The axis of the fourth gear 38 coincides with the axis of the roller 36. The fourth gear 38 is fixedly connected to the roller 36 and meshes with the third gear 37.

[0141] The two second cylinders 39 are symmetrically arranged inside the drum 36 , and the two second cylinders 39 are fixedly connected to the inner wall of the drum 36 respectively.

[0142] The two arc-shaped grinding plates 40 are symmetrically arranged inside the drum 36 , and are located on opposite sides of the telescopic ends of the two second cylinders 39 . The two arc-shaped grinding plates 40 are fixedly connected to the telescopic ends of the two second cylinders 39 , respectively.

[0143] The telescopic rod 41 is transversely arranged above the fourth gear 38 , and the telescopic rod 41 transversely passes through the two positioning blocks 5 , and the axis of the telescopic rod 41 is parallel to the axis of the rotating shaft of the driving motor 9 , and the telescopic rod 41 is rotatably connected to the two positioning blocks 5 respectively.

[0144] The fifth gear 42 is vertically arranged above the fourth gear 38 and between the two positioning blocks 5 . The axis of the fifth gear 42 coincides with the axis of the telescopic rod 41 , and the fifth gear 42 is fixedly connected to the telescopic rod 41 .

[0145] The sixth gear 43 is disposed above the base 1 , between the support plate 2 and the fixed plate 30 , and sleeved on the outer side of the second rotating shaft 28 . The axis of the sixth gear 43 coincides with the axis of the second rotating shaft 28 , and the sixth gear 43 is fixedly connected to the second rotating shaft 28 .

[0146] The seventh gear 44 is disposed above the sixth gear 43 and sleeved on the outside of the telescopic end of the telescopic rod 41 . The axis of the seventh gear 44 coincides with the axis of the telescopic rod 41 . The seventh gear 44 is fixedly connected to the telescopic end of the telescopic rod 41 .

[0147] The chain 45 is disposed above the base 1 and sleeved on the outer sides of the sixth gear 43 and the seventh gear 44 . The chain 45 is meshed with the sixth gear 43 and the seventh gear 44 , respectively.

[0148] When it is necessary to grind the steel structure, the threaded rod 26 drives the third gear 37 to rotate forward, the third gear 37 drives the fourth gear 38 to rotate reversely, the fourth gear 38 drives the fifth gear 42 to rotate forward, drives the roller 36 to rotate reversely, the roller 36 drives the two second cylinders 39 to rotate reversely, the two second cylinders 39 drive the two arc-shaped grinding plates 40 to rotate reversely, and the surface of the steel structure is grinded during the reverse rotation of the two arc-shaped grinding plates 40. When the fourth gear 38 drives the fifth gear 42 to rotate forward, the fifth gear 42 drives the telescopic rod 41 to rotate forward, the telescopic rod 41 drives the seventh gear 44 to rotate forward, the seventh gear 44 drives the chain 45 to rotate forward, the chain 45 drives the sixth gear 43 to rotate forward, the sixth gear 43 drives the second rotating shaft 28 to rotate forward, the second rotating shaft 28 drives the fixed plate 30 to rotate forward, the fixed plate 30 drives the steel structure to rotate forward, the steel structure rotates in the opposite direction to the arc-shaped grinding plate 40, and the grinding efficiency is improved.

[0149] The threaded rod 26 drives the third gear 37 to rotate in the opposite direction, the third gear 37 drives the fourth gear 38 to rotate forward, the fourth gear 38 drives the fifth gear 42 to rotate in the opposite direction, drives the roller 36 to rotate forward, the roller 36 drives the two second cylinders 39 to rotate forward, the two second cylinders 39 drive the two arc-shaped grinding plates 40 to rotate forward, and the surfaces of the steel structure parts are polished during the forward rotation of the two arc-shaped grinding plates 40. When the fourth gear 38 drives the fifth gear 42 to rotate in the opposite direction, the fifth gear 42 drives the telescopic rod 41 to rotate in the opposite direction, the telescopic rod 41 drives the seventh gear 44 to rotate in the opposite direction, the seventh gear 44 drives the chain 45 to rotate in the opposite direction, the chain 45 drives the sixth gear 43 to rotate in the opposite direction, the sixth gear 43 drives the second rotating shaft 28 to rotate in the opposite direction, the second rotating shaft 28 drives the fixed plate 30 to rotate in the opposite direction, the fixed plate 30 drives the steel structure parts to rotate in the opposite direction, and the steel structure parts rotate in the opposite direction to the arc-shaped grinding plates 40, thereby improving the grinding efficiency.

[0150] It includes a support rod 46, which is arranged above the moving block 27 close to the first rotating shaft 11, the bottom of the support rod 46 is fixedly connected to the top of the moving block 27, and the upper part of the support rod 46 is sleeved on the outer side of the telescopic end of the telescopic rod 41 and is rotatably connected to the telescopic rod 41.

[0151] The support rod 46 can move the moving block 27, thereby driving the telescopic rod 41 to extend and retract, thereby preventing the chain 45 from being damaged due to the failure of the telescopic rod 41 to extend and retract in time.

[0152] There are sandpapers on the opposite sides of the two arc-shaped sanding plates 40 .

[0153] Grinding sandpaper can effectively grind the surface of steel structures.

[0154] Working principle: When using this equipment to process steel structural parts, the staff passes the steel pipe-shaped steel structural part through the roller 36, and makes one end of the steel structural part abut against the protrusion on the fixed plate 30 on the left. Then the staff starts the first cylinder 29 through the controller 7. The telescopic end of the first cylinder 29 drives the fixed plate 30 on the right to move left, until the two fixed plates 30 tightly fix the steel structural part. The staff closes the first cylinder 29 and starts the two second cylinders 39 through the controller 7. The telescopic ends of the two second cylinders 39 drive the two arc-shaped grinding plates 40 to move toward each other until the two arc-shaped grinding plates 40 are attached to the surface of the steel structural part. The staff closes the two second cylinders 39 through the controller 7.

[0155] When it is necessary to deal with metal dust, the staff starts the drive motor 9 through the controller 7. The shaft of the drive motor 9 drives the first gear 19 to rotate, drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the second bevel gear 12 to rotate, the second bevel gear 12 drives the first shaft 11 to rotate, and the first shaft 11 drives the fan 13 to rotate. The rotation of the fan 13 causes the metal dust generated by grinding in the drum 36 to enter the filter box 16 through the annular air duct 14, the dust suction pipe 15, the air cylinder 8, and the air outlet pipe 18 in sequence. The filter net 17 filters the metal dust in the air, and then the air is discharged from the air outlet of the filter box 16.

[0156] When the rotating shaft of the driving motor 9 drives the first gear 19 to rotate, the first gear 19 drives the turntable 20 to rotate, the turntable 20 drives the eccentric column 21 to rotate, the eccentric column 21 drives the second connecting rod 31 to move upward, drives the first connecting rod 22 to move upward, the first connecting rod 22 drives the first sliding bar 23 to move upward, the first sliding bar 23 drives the brush plate 24 to move upward, the brush plate 24 drives the bristles to move upward, the bristles clean the surface of the filter 17 to prevent metal dust from clogging the filter 17 and affecting the dust collection effect.

[0157] When the eccentric column 21 drives the second connecting rod 31 to move upward, the second connecting rod 31 drives the second sliding bar 33 to move upward, the second sliding bar 33 drives the first rack 34 to move upward, the first rack 34 drives the second gear 35 to rotate forward, the second gear 35 drives the threaded rod 26 to rotate forward, the threaded rod 26 drives the two moving blocks 27 to move left along the slide rail 25, drives the third gear 37 to rotate forward, the third gear 37 drives the fourth gear 38 to rotate reversely, the fourth gear 38 drives the fifth gear 42 to rotate forward, drives the roller 36 to rotate reversely, the roller 36 drives the two second cylinders 39 to rotate reversely, the two second cylinders 39 drive the two arc-shaped grinding plates 40 to rotate reversely, and the two arc-shaped grinding plates 40 grind the surface of the steel structure during the reverse rotation.

[0158] When the fourth gear 38 drives the fifth gear 42 to rotate forward, the fifth gear 42 drives the telescopic rod 41 to rotate forward, the telescopic rod 41 drives the seventh gear 44 to rotate forward, the seventh gear 44 drives the chain 45 to rotate forward, the chain 45 drives the sixth gear 43 to rotate forward, the sixth gear 43 drives the second rotating shaft 28 to rotate forward, the second rotating shaft 28 drives the fixed plate 30 to rotate forward, the fixed plate 30 drives the steel structure to rotate forward, the steel structure and the arc-shaped grinding plate 40 rotate in opposite directions, thereby improving the grinding efficiency.

[0159] When the threaded rod 26 drives the two moving blocks 27 to move left along the slide rail 25, the two moving blocks 27 respectively drive the first rotating shaft 11 and the first cylinder 29 to move left, the first rotating shaft 11 and the first cylinder 29 drive the two fixed plates 30 to move left, and the two fixed plates 30 drive the steel structure to move left, so that the surface of the steel structure can be fully polished.

[0160] When the eccentric column 21 drives the first connecting rod 22 to move downward, the first connecting rod 22 drives the first sliding bar 23 to move downward, the first sliding bar 23 drives the brush plate 24 to move downward, the brush plate 24 drives the bristles to move downward, the bristles clean the surface of the filter screen 17 to prevent metal dust from clogging the filter screen 17 and affecting the dust collection effect.

[0161] When the eccentric column 21 drives the second connecting rod 31 to move downward, the second connecting rod 31 drives the second sliding bar 33 to move downward, the second sliding bar 33 drives the first rack 34 to move downward, the first rack 34 drives the second gear 35 to rotate in the opposite direction, the second gear 35 drives the threaded rod 26 to rotate in the opposite direction, the threaded rod 26 drives the two moving blocks 27 to move right along the slide rail 25, drives the third gear 37 to rotate in the opposite direction, the third gear 37 drives the fourth gear 38 to rotate forward, the fourth gear 38 drives the fifth gear 42 to rotate in the opposite direction, drives the roller 36 to rotate forward, the roller 36 drives the two second cylinders 39 to rotate forward, the two second cylinders 39 drive the two arc-shaped grinding plates 40 to rotate forward, and the two arc-shaped grinding plates 40 grind the surface of the steel structure during the forward rotation.

[0162] When the fourth gear 38 drives the fifth gear 42 to rotate in the opposite direction, the fifth gear 42 drives the telescopic rod 41 to rotate in the opposite direction, the telescopic rod 41 drives the seventh gear 44 to rotate in the opposite direction, the seventh gear 44 drives the chain 45 to rotate in the opposite direction, the chain 45 drives the sixth gear 43 to rotate in the opposite direction, the sixth gear 43 drives the second rotating shaft 28 to rotate in the opposite direction, the second rotating shaft 28 drives the fixed plate 30 to rotate in the opposite direction, the fixed plate 30 drives the steel structure to rotate in the opposite direction, the steel structure and the arc-shaped grinding plate 40 rotate in the opposite direction, thereby improving the grinding efficiency.

[0163] When the threaded rod 26 drives the two moving blocks 27 to move right along the slide rail 25, the two moving blocks 27 respectively drive the first rotating shaft 11 and the first cylinder 29 to move right, the first rotating shaft 11 and the first cylinder 29 drive the two fixed plates 30 to move right, and the two fixed plates 30 drive the steel structure to move right, so that the surface of the steel structure can be fully polished.

[0164] When the surface treatment of the steel structure is completed, the staff turns off the drive motor 9 through the controller 7, and controls the telescopic ends of the second cylinder 39 and the first cylinder 29 of the controller 7 to retract, and the staff can take out the steel structure.

[0165] The above embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, other embodiments obtained by those skilled in the art without creative work shall all fall within the scope of protection of the present invention.

Claims

1. High-strength steel structural parts surface treatment device, characterized in that: It comprises a base (1), two support plates (2), a top plate (3), a fixing block (4), two positioning blocks (5), two bearings (6), a dust suction and reduction device, a fixing device, a grinding device, and a controller (7); The two support plates (2) are vertically symmetrically arranged above the base (1) and arranged left and right, and the tops of the two support plates (2) are respectively fixedly connected to the top of the base (1); The top plate (3) is arranged transversely above the two support plates (2), and the bottom of the top plate (3) is fixedly connected to the tops of the two support plates (2) respectively; The fixing block (4) is arranged directly below the top plate (3), and the top of the fixing block (4) is fixedly connected to the bottom of the top plate (3); The two positioning blocks (5) are vertically symmetrically arranged below the fixing block (4) and arranged left and right, and the tops of the two positioning blocks (5) are respectively fixedly connected to the bottoms of the fixing blocks (4); The two bearings (6) are vertically symmetrically arranged above the base (1) and respectively below the two positioning blocks (5); the tops of the two bearings (6) are respectively fixedly connected to the bottoms of the two positioning blocks (5); The dust suction and dust reduction device is arranged above the base (1), and the dust suction and dust reduction device is connected to the top plate (3), connected to the fixing block (4), and connected to the support plate (2); The fixing device is arranged above the base (1) and below the suction dust reduction device, and the fixing device is connected to the base (1) and to the suction dust reduction device; The grinding device is arranged above the base (1) and is located above the fixing device. The grinding device is connected to the two bearings (6) and to the fixing device. The controller (7) is arranged at the front part of the base (1), the controller (7) is fixedly connected to the base (1), and the controller (7) is electrically connected to the dust suction and reduction device, the fixing device, and the polishing device.

2. The high-strength steel structural component surface treatment device according to claim 1, characterized in that The dust removal device comprises a wind tube (8), a driving motor (9), a first bevel gear (10), a first rotating shaft (11), a second bevel gear (12), a fan (13), two annular air ducts (14), two dust suction pipes (15), a filter box (16), a filter screen (17), an air outlet pipe (18), a first gear (19), a rotating disk (20), an eccentric column (21), a first connecting rod (22), a first sliding bar (23), and a brush plate (24); The wind tube (8) is vertically arranged above the top plate (3), and the bottom of the wind tube (8) is fixedly connected to the top of the top plate (3); The driving motor (9) is arranged below the top plate (3) and is located on the side of the fixing block (4) close to the wind tube (8); the rotating shaft of the driving motor (9) passes through the supporting plate (2) transversely, and the driving motor (9) is fixedly connected to the top plate (3); The first bevel gear (10) is vertically arranged below the top plate (3), below the wind tube (8), and sleeved on the outside of the rotating shaft of the drive motor (9). The axis of the first bevel gear (10) coincides with the axis of the rotating shaft of the drive motor (9). The first bevel gear (10) is fixedly connected to the rotating shaft of the drive motor (9); The first rotating shaft (11) is vertically arranged at the lower part of the wind tube (8), the first rotating shaft (11) vertically penetrates the top plate (3), the axis of the first rotating shaft (11) is vertical, and the first rotating shaft (11) is rotatably connected to the top plate (3); The second bevel gear (12) is transversely arranged below the top plate (3) and sleeved on the outer side of the first rotating shaft (11); the axis of the second bevel gear (12) coincides with the axis of the first rotating shaft (11); the second bevel gear (12) is fixedly connected to the first rotating shaft (11) and meshes with the first bevel gear (10); The fan (13) is transversely arranged inside the wind tube (8) and sleeved on the outside of the first rotating shaft (11); the axis of the fan (13) coincides with the axis of the first rotating shaft (11); and the fan (13) is fixedly connected to the first rotating shaft (11); The two annular air ducts (14) are vertically symmetrically arranged on the sides away from the two bearings (6), the sides of the two annular air ducts (14) are respectively fixedly connected to the outer rings of the two bearings (6), and the inner sides of the two annular air ducts (14) are provided with a plurality of air ports; The two dust suction pipes (15) are respectively arranged at the bottom of the wind tube (8), one end of the two dust suction pipes (15) respectively passes through the top plate (3) and is connected to the wind tube (8), and the other end of the two dust suction pipes (15) is respectively connected to the two annular air ducts (14); The filter box (16) is arranged above the top plate (3) and is located on the side of the air duct (8) away from the fixed block (4), and the bottom of the filter box (16) is fixedly connected to the top of the top plate (3); The filter screen (17) is vertically arranged inside the filter box (16), and the filter screen (17) is fixedly connected to the inner wall of the filter box (16); The air outlet pipe (18) is arranged above the top plate (3), one end of the air outlet pipe (18) is connected to the top of the air cylinder (8), and the other end is connected to the side of the filter box (16) close to the air cylinder (8); The first gear (19) is vertically arranged on the side of the support plate (2) away from the fixed block (4), and is sleeved on the outer side of the rotating shaft of the driving motor (9). The axis of the first gear (19) coincides with the axis of the rotating shaft of the driving motor (9), and the first gear (19) is fixedly connected to the rotating shaft of the driving motor (9); The outer side of the rotating disk (20) is gear-shaped and is arranged below the first gear (19). The rotating disk (20) is rotatably connected to the support plate (2) via a rotating shaft, and the rotating disk (20) is meshed with the first gear (19); The eccentric column (21) is transversely arranged on the side of the rotating disk (20) away from the supporting plate (2), and the eccentric column (21) is fixedly connected to the rotating disk (20); The first connecting rod (22) is arranged on the side of the rotating disk (20) away from the supporting plate (2), and one end of the first connecting rod (22) is sleeved on the outside of the eccentric column (21) and is rotatably connected to the eccentric column (21); The first sliding bar (23) is arranged above the first connecting rod (22), one end of the first sliding bar (23) is hinged to the first connecting rod (22), the axis of the hinge is parallel to the axis of the rotating shaft of the driving motor (9), the other end of the first sliding bar (23) vertically penetrates the top plate (3) and the bottom of the filter box (16), and the first sliding bar (23) is vertically slidably connected to the filter box (16); The brush plate (24) is transversely arranged inside the filter box (16), located on the side of the filter screen (17) close to the air cylinder (8), and the bottom of the brush plate (24) is fixedly connected to the first sliding bar (23).

3. The high-strength steel structural component surface treatment device according to claim 2, characterized in that The filter box (16) has an air outlet on the side away from the air cylinder (8).

4. The high-strength steel structural component surface treatment device according to claim 2, characterized in that The brush plate (24) has a plurality of bristles on the side close to the filter screen (17), and the plurality of bristles are in close contact with the filter screen (17).

5. The high-strength steel structural component surface treatment device according to claim 2, characterized in that The fixing device comprises a slide rail (25), a threaded rod (26), two moving blocks (27), a second rotating shaft (28), a first cylinder (29), two fixing plates (30), a second connecting rod (31), a fixing sleeve (32), a second sliding bar (33), a first rack (34), and a second gear (35); The slide rail (25) is arranged transversely above the base (1) and between the two support plates (2), and the bottom of the slide rail (25) is fixedly connected to the top of the base (1); The threaded rod (26) is transversely arranged above the slide rail (25), one end of the threaded rod (26) passes through the right support plate (2), the axis of the threaded rod (26) is parallel to the axis of the rotating shaft of the drive motor (9), and the threaded rod (26) is rotatably connected to the two support plates (2) respectively; The two moving blocks (27) are vertically symmetrically arranged above the base (1), and the lower parts of the two moving blocks (27) are respectively sleeved on the outer sides of the threaded rod (26) and the slide rail (25), and the lower parts of the two moving blocks (27) are respectively threadedly connected to the threaded rod (26) and are respectively slidably connected to the slide rail (25) along the slide rail (25); The first rotating shaft (11) is transversely arranged above the base (1), the first rotating shaft (11) transversely passes through one of the moving blocks (27), the axis of the first rotating shaft (11) is parallel to the axis of the rotating shaft of the driving motor (9), and the first rotating shaft (11) is rotatably connected to one of the moving blocks (27); The first cylinder (29) is arranged above the base (1); the telescopic direction of the telescopic end of the first cylinder (29) is parallel to the axis of the rotating shaft of the driving motor (9); the first cylinder (29) transversely penetrates the other moving block (27); and the first cylinder (29) is rotatably connected to the other moving block (27); The two fixed plates (30) are respectively arranged vertically symmetrically above the base (1) and are located on the sides opposite to the telescopic ends of the first rotating shaft (11) and the first cylinder (29). The two fixed plates (30) are respectively fixedly connected to the telescopic ends of the first rotating shaft (11) and the first cylinder (29); The second connecting rod (31) is arranged on the side of the first connecting rod (22) away from the rotating disk (20), one end of the second connecting rod (31) is sleeved on the outside of the eccentric column (21), and one end of the second connecting rod (31) is rotatably connected to the eccentric column (21); The fixing sleeve (32) is arranged below the rotating disk (20), and the side of the fixing sleeve (32) is fixedly connected to the supporting plate (2); The second sliding bar (33) is vertically arranged below the second connecting rod (31), and the second sliding bar (33) vertically passes through the fixing sleeve (32). The upper end of the second sliding bar (33) is hinged to the second connecting rod (31), and the axis of the hinge is parallel to the axis of the rotating shaft of the driving motor (9). The second sliding bar (33) is slidably connected to the fixing sleeve (32) along the fixing sleeve (32); The first rack (34) is vertically arranged below the fixed sleeve (32) and is located in front of the second sliding bar (33), and the first rack (34) is fixedly connected to the second sliding bar (33); The first gear (19) is vertically arranged below the fixing sleeve (32) and sleeved on the outer side of the threaded rod (26); the axis of the first gear (19) coincides with the axis of the threaded rod (26); the first gear (19) is fixedly connected to the threaded rod (26) and meshes with the first rack (34).

6. The high-strength steel structural component surface treatment device according to claim 5, characterized in that : The axes of the two bearings (6) and the two fixed disks (30) coincide.

7. The high-strength steel structural member surface treatment device according to claim 6, characterized in that The two fixing plates (30) have protrusions on opposite sides.

8. The high-strength steel structural member surface treatment device according to claim 5, characterized in that The grinding device comprises a roller (36), a third gear (37), a fourth gear (38), two second cylinders (39), two arc-shaped grinding plates (40), a telescopic rod (41), a fifth gear (42), a sixth gear (43), a seventh gear (44), and a chain (45); The roller (36) is transversely arranged above the base (1) and passes through the inner rings of the two bearings (6). The axis of the roller (36) coincides with the axis of the two bearings (6). The roller (36) is fixedly connected to the inner rings of the two bearings (6) respectively. The third gear (37) is vertically arranged above the base (1), directly below the roller (36), and sleeved on the outer side of the threaded rod (26). The axis of the third gear (37) coincides with the axis of the threaded rod (26), and the third gear (37) is fixedly connected to the threaded rod (26); The fourth gear (38) is arranged above the third gear (37) and sleeved on the outer side of the roller (36). The axis of the fourth gear (38) coincides with the axis of the roller (36). The fourth gear (38) is fixedly connected to the roller (36), and the fourth gear (38) is meshed with the third gear (37). The two second cylinders (39) are symmetrically arranged inside the drum (36), and the two second cylinders (39) are respectively fixedly connected to the inner wall of the drum (36); The two arc-shaped grinding plates (40) are symmetrically arranged inside the drum (36) and are located on opposite sides of the telescopic ends of the two second cylinders (39). The two arc-shaped grinding plates (40) are respectively fixedly connected to the telescopic ends of the two second cylinders (39); The telescopic rod (41) is transversely arranged above the fourth gear (38), the telescopic rod (41) transversely penetrates the two positioning blocks (5), the axis of the telescopic rod (41) is parallel to the axis of the rotating shaft of the driving motor (9), and the telescopic rod (41) is rotatably connected to the two positioning blocks (5) respectively; The fifth gear (42) is vertically arranged above the fourth gear (38) and between the two positioning blocks (5); the axis of the fifth gear (42) coincides with the axis of the telescopic rod (41); and the fifth gear (42) is fixedly connected to the telescopic rod (41); The sixth gear (43) is arranged above the base (1), between the support plate (2) and the fixed plate (30), and is sleeved on the outer side of the second rotating shaft (28). The axis of the sixth gear (43) coincides with the axis of the second rotating shaft (28), and the sixth gear (43) is fixedly connected to the second rotating shaft (28); The seventh gear (44) is arranged above the sixth gear (43) and is sleeved on the outer side of the telescopic end of the telescopic rod (41). The axis of the seventh gear (44) coincides with the axis of the telescopic rod (41). The seventh gear (44) is fixedly connected to the telescopic end of the telescopic rod (41). The chain (45) is arranged above the base (1) and is sleeved on the outer sides of the sixth gear (43) and the seventh gear (44). The chain (45) is meshed with the sixth gear (43) and the seventh gear (44) respectively.

9. The high-strength steel structural member surface treatment device according to claim 8, characterized in that : It comprises a support rod (46), the support rod (46) is arranged above the moving block (27) close to the first rotating shaft (11), the bottom of the support rod (46) is fixedly connected to the top of the moving block (27), and the upper part of the support rod (46) is sleeved on the outer side of the telescopic end of the telescopic rod (41) and is rotatably connected to the telescopic rod (41).

10. The high-strength steel structural member surface treatment device according to claim 8, characterized in that The two arc-shaped grinding plates (40) are provided with grinding sandpaper on opposite sides.

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