Surface polishing device for building steel structure

Abstract

The surface polishing device for the building steel structure comprises a U-shaped support, a plurality of supporting rotating rollers are rotationally installed between the inner walls of the front side and the rear side of the U-shaped support, the top of the U-shaped support is fixedly connected with a rectangular transparent box with the bottom open, an electric telescopic rod is fixedly installed on the inner wall of the top of the rectangular transparent box, and the electric telescopic rod is fixedly connected with the U-shaped support. The extending end of the electric telescopic rod is fixedly connected with a polishing assembly. By arranging a series of structures, closed polishing treatment can be conducted on the building steel plate, the building steel plate can be automatically and elastically pressed and conveyed leftwards during polishing, the closed polishing mode that the rectangular transparent box is blocked on the upper portion to form closed polishing is combined, manual material pushing and approaching to the polishing position by personnel are not needed, time and labor are saved, and the polishing efficiency is improved. And in addition, dust can be effectively restrained and prevented from drifting away in an integrated right-blowing left-drawing and shielding mode during polishing, the phenomenon that a large amount of dust drifts away to pollute the environment and harm the body of a worker is avoided, and the use environment friendliness is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of polishing equipment, in particular to a surface polishing device for building steel structures. Background Art

[0002] Square steel, steel plate and the like are commonly used steel structure profiles in construction. When the steel plate needs to be polished during the processing process and there are rust spots and the like on the surface, a steel plate surface polishing device is needed. For the polishing of building steel structures, in the prior art, announcement number CN212947161U discloses a surface polishing device for building steel structures, including a workbench and a control panel, a first motor is arranged in the middle of the right end of the side wall of the workbench, a driving output end of the first motor is connected to a transmission shaft, a slide groove is arranged in the middle of the left end of the side wall of the workbench, a slider is movably connected in the slide groove, a card seat is fixedly connected to the upper end of the slider, and a second motor is arranged at the upper end of the card seat; a slide groove is arranged in the middle of the left end of the side wall of the workbench, and a second motor is arranged at the upper end of the slider movably connected in the slide groove, when we are fixedly connected with a push screw through the central axis of the first bearing at the left end of the slider, the second motor can be freely moved left and right, and the surface polishing of building steel structures of different sizes can be performed, which is conducive to more practical use of the surface polishing device for building steel structures, which is more practical and suitable for wide promotion and use.

[0003] The above technology discloses a surface polishing device for building steel structure, which supports the steel structure by means of a fixed seat and a rotating rod, so that personnel can slowly push the steel structure and use a grinding disc to perform surface polishing. However, this conventional grinding and polishing method has the following shortcomings when used: 1. During polishing, it is inevitable that a large amount of dust will be scattered outward, and the dust generated by polishing cannot be effectively suppressed. The large amount of dust can easily pollute the environment and harm the health of workers, and the environmental protection performance is not ideal; 2. The method of slowly pushing the steel structure manually is time-consuming and labor-intensive, and because it belongs to exposed polishing, the manual work is close to the polishing position, and the safety is low; in view of this, the present application proposes a surface polishing device for building steel structure to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a surface polishing device for building steel structure to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a surface polishing device for building steel structure, comprising a U-shaped support, a plurality of supporting rollers are rotatably installed between the front and rear inner walls of the U-shaped support, a rectangular transparent box with an opening at the bottom is fixedly connected to the top of the U-shaped support, and a plurality of supporting rollers are used to movably support the building steel plate;

[0006] An electric telescopic rod is fixedly installed on the top inner wall of the rectangular transparent box, and a polishing assembly is fixedly connected to the protruding end of the electric telescopic rod. A tension-type displacement drive assembly is fixedly connected to the right side of the polishing assembly. The polishing assembly is used to move downward to polish the surface of the building steel plate when the electric telescopic rod is started, and the tension-type displacement drive assembly is used to elastically press the building steel plate and drive it to automatically move horizontally for transportation when the polishing assembly moves downward;

[0007] The rectangular transparent box is provided with an integrated blowing and suction filtering dust collecting assembly, which is used for blowing on the right side and sucking on the left side during polishing, and filtering and collecting dust generated by polishing.

[0008] Preferably, the polishing assembly includes a round seat fixedly connected to the extended end of the electric telescopic rod, the round seat is slidably installed with the left inner wall of the rectangular transparent box, a driving motor is fixedly installed on the bottom inner wall of the round seat, and the bottom end of the output shaft of the driving motor extends to the bottom of the round seat and is fixedly connected to a polishing disk.

[0009] Preferably, the tensioning displacement drive assembly includes a positioning seat fixedly connected to the right side of the circular seat, a U-shaped rod is provided below the positioning seat, a driving wheel is rotatably connected to the inner wall of the rear side of the U-shaped rod, an outer adhesive sleeve of the driving wheel is provided with an anti-slip rubber sleeve, a first motor with an output shaft fixedly installed on the front side of the U-shaped rod and fixedly connected to the front side of the driving wheel, two T-shaped guide rods are fixedly connected to the top of the U-shaped rod, the positioning seat sliding sleeve is arranged on the two T-shaped guide rods, two springs are fixedly connected between the bottom of the positioning seat and the top of the U-shaped rod, the springs are movably sleeved on the corresponding T-shaped guide rods, and the bottom position of the driving wheel is lower than the bottom position of the polishing disk.

[0010] Preferably, the integrated blowing and suction filtering dust collecting assembly includes a dust box fixedly connected to the top of the rectangular transparent box, the top of the dust box is magnetically fixed with a T-shaped iron cover, the bottom of the T-shaped iron cover is fixedly connected with two filter plates movably sleeved in the dust box, the top of the T-shaped iron cover is fixedly connected with a U-shaped handle, the bottom of both sides of the rectangular transparent box are fixedly connected with transverse tubes with blocking structures at the front and rear ends, the bottom of the transverse tube is connected and fixed with a pipe head which is inclined and located below the rectangular transparent box, and the two pipe heads opposite to each other are symmetrically arranged, the top of the transverse tube is connected and fixed with an L-shaped tube, the right end of the L-shaped tube located on the left is connected and fixed to the left side of the dust box, the right side of the dust box is connected and fixed with a powerful fan with the exhaust port on the left side, the right side of the powerful fan is the air outlet and is connected and fixed to the left end of the L-shaped tube on the right side.

[0011] Preferably, four corners of the bottom of the U-shaped support are fixedly connected with supporting legs.

[0012] Preferably, a T-shaped slide rail is fixedly connected to the left inner wall of the rectangular transparent box, and a T-shaped slide groove slidably connected to the T-shaped slide rail is provided on the left side of the round-shaped seat.

[0013] Preferably, magnet blocks adsorbed to the bottom of the T-shaped iron cover are fixedly connected to the inner walls on both sides of the dust collecting box, and the outer bottom of the T-shaped iron cover is in close contact with the inner wall of the dust collecting box.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. This surface polishing device for building steel structure can form a closed polishing process for building steel plate through the cooperation of the U-shaped support, supporting roller, rectangular transparent box, electric telescopic rod and polishing assembly, and the closed polishing makes the polishing work safer;

[0016] 2. This surface polishing device for building steel structure, through the cooperation of the polishing assembly and the tension-type displacement driving assembly, can automatically elastically compress the building steel plate and convey it to the left during polishing, which is not affected by the length of the building steel plate, and is convenient for polishing building steel plates of different lengths. In addition, through automatic conveying and using a rectangular transparent box to block the upper part to form a closed polishing method, there is no need for personnel to manually push the material and approach the polishing position, which saves time and effort and improves the safety of use;

[0017] 3. This surface polishing device for building steel structure cooperates with the set rectangular transparent box and the integrated blowing and suction filtering dust collection component. During polishing, it can effectively suppress and prevent dust from drifting by means of integrated right blowing and left suction and shielding with the rectangular transparent box, effectively avoiding the phenomenon of large-scale dust drifting to pollute the environment and harm the health of workers, and improving environmental protection.

[0018] The utility model is capable of performing closed polishing treatment on construction steel plates by providing a series of structures, so that the construction steel plates can be automatically elastically pressed and conveyed to the left during polishing, and a closed polishing method is formed by shielding the upper part with a rectangular transparent box, so that there is no need for personnel to manually push materials and approach the polishing position, which saves time and effort and improves safety in use. In addition, dust can be effectively suppressed and prevented from drifting away through an integrated right-blowing and left-drawing and shielding method during polishing, so as to avoid the phenomenon of large-scale dust scattering to pollute the environment and harm the health of workers, thereby improving the environmental friendliness of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural schematic diagram of a surface polishing device for building steel structure proposed by the utility model;

[0020] Figure 2 for Figure 1 Schematic diagram of the left view structure;

[0021] Figure 3 This is a schematic diagram of the main cross-sectional structure of a surface polishing device for a building steel structure proposed by the utility model;

[0022] Figure 4 for Figure 3 A schematic diagram of the enlarged structure of part A in the figure.

[0023] In the figure: 1. U-shaped support; 11. Support roller; 2. Rectangular transparent box; 3. Electric telescopic rod; 31. Rectangular seat; 32. Driving motor; 33. Polishing disc; 4. Positioning seat; 41. T-shaped guide rod; 42. U-shaped rod; 43. First motor; 44. Spring; 45. Driving wheel; 5. Dust collecting box; 51. Filter plate; 52. L-shaped pipe; 53. Horizontal pipe; 54. Pipe head; 55. Powerful fan; 56. T-shaped iron cover. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figures 1 to 4 As shown, a surface polishing device for a building steel structure proposed in this embodiment includes a U-shaped support 1, a plurality of supporting rollers 11 are rotatably installed between the front and rear inner walls of the U-shaped support 1, a rectangular transparent box 2 with an opening at the bottom is fixedly connected to the top of the U-shaped support 1, and legs are fixedly connected to the four corners of the bottom of the U-shaped support 1, and the building steel plate is movably supported by the plurality of supporting rollers 11;

[0026] An electric telescopic rod 3 is fixedly installed on the top inner wall of the rectangular transparent box 2, and a polishing assembly is fixedly connected to the protruding end of the electric telescopic rod 3. A tension-type displacement drive assembly is fixedly connected to the right side of the polishing assembly. The polishing assembly is used to move downward to polish the surface of the building steel plate when the electric telescopic rod 3 is started, and the tension-type displacement drive assembly is used to elastically press the building steel plate and drive it to automatically move horizontally for transportation when the polishing assembly moves downward; an integrated blowing and suction filtering dust collection assembly is installed on the rectangular transparent box 2, and the integrated blowing and suction filtering dust collection assembly is used to blow on the right side and suck on the left side during polishing, and filter and collect dust generated by polishing.

[0027] Specifically, the polishing assembly includes a reciprocating seat 31 fixedly connected to the extended end of the electric telescopic rod 3, the reciprocating seat 31 is slidably installed with the left inner wall of the rectangular transparent box 2, wherein a T-shaped slide rail is fixedly connected to the left inner wall of the rectangular transparent box 2, and a T-shaped slide groove slidably connected to the T-shaped slide rail is provided on the left side of the reciprocating seat 31, which plays the effect of guiding the vertical sliding of the reciprocating seat 31, and a driving motor 32 is fixedly installed on the bottom inner wall of the reciprocating seat 31, and the bottom end of the output shaft of the driving motor 32 extends to the bottom of the reciprocating seat 31 and is fixedly connected with a polishing disc 33; the reciprocating seat 31, the polishing disc 33 and the driving motor 32 are coordinated, and the driving motor 32 is used to drive the polishing disc 33 to rotate, and the electric telescopic rod 3 is used to drive the reciprocating seat 31 to move downward, and the reciprocating seat 31 drives the polishing disc 33 to move downward through the driving motor 32, and the polishing work of the building steel plate is realized by the downward-moving and rotating polishing disc 33.

[0028] Furthermore, the tension-type displacement drive assembly includes a positioning seat 4 fixedly connected to the right side of the circular seat 31, a U-shaped rod 42 is provided below the positioning seat 4, a driving wheel 45 is rotatably connected to the inner wall of the rear side of the U-shaped rod 42, an outer adhesive sleeve of the driving wheel 45 is provided with an anti-slip rubber sleeve, a first motor 43 with an output shaft fixedly installed on the front side of the U-shaped rod 42 and fixedly connected to the front side of the driving wheel 45, two T-shaped guide rods 41 are fixedly connected to the top of the U-shaped rod 42, the positioning seat 4 is slidably sleeved on the two T-shaped guide rods 41, wherein the top of the positioning seat 4 is provided with two vertical guide holes which are respectively slidably sleeved with the outer sides of the corresponding T-shaped guide rods 41, which play the effect of guiding the vertical sliding of the T-shaped guide rods 41, two springs 44 are fixedly connected between the bottom of the positioning seat 4 and the top of the U-shaped rod 42, the springs 44 are movably sleeved on the corresponding T-shaped guide rods 41, and the bottom position of the driving wheel 45 is lower than that of the throwing wheel 45. The bottom position of the optical disc 33 is low; the positioning seat 4, U-shaped rod 42, driving wheel 45, anti-skid rubber sleeve, first motor 43, T-shaped guide rod 41 and spring 44 are arranged to cooperate, and when the return seat 31 moves downward, the driving wheel 45 is driven downward to squeeze the building steel plate through the positioning seat 4, spring 44 and U-shaped rod 42 in sequence, and the positioning seat 4 that continues to move downward compresses the spring 44 downward, and the spring 44 in a compressed state is used to elastically tighten the driving wheel 45 through the U-shaped rod 42 to achieve elastic compression of the building steel plate, and the first motor 43 is used to drive the driving wheel 45 to rotate, and the driving wheel 45 drives the building steel plate to move to the left through the friction of the anti-skid rubber sleeve, so as to achieve the effect of automatically elastically compressing the building steel plate and driving it to the left during polishing, and the method of driving the displacement of the building steel plate by rotation is not affected by the length of the building steel plate, which is convenient for polishing building steel plates of different lengths.

[0029] Furthermore, the integrated blowing and suction filtering dust collecting assembly comprises a dust collecting box 5 fixedly connected to the top of the rectangular transparent box 2, the top of the dust collecting box 5 is magnetically fixed with a T-shaped iron cover plate 56, the bottom of the T-shaped iron cover plate 56 is fixedly connected with two filter plates 51 movably sleeved in the dust collecting box 5, the top of the T-shaped iron cover plate 56 is fixedly connected with a U-shaped handle, the bottom of both sides of the rectangular transparent box 2 are fixedly connected with a transverse tube 53 with a blocking structure at the front and rear ends, the bottom of the transverse tube 53 is connected and fixed with a pipe head 54 which is inclined and located below the rectangular transparent box 2, and the two pipe heads 54 opposite to each other are symmetrically arranged, the top of the transverse tube 53 is connected and fixed with an L-shaped tube 52, the right end of the L-shaped tube 52 located on the left side is connected and fixed with the left side of the dust collecting box 5, and the right side of the dust collecting box 5 is connected and fixed with a powerful fan 55 with an exhaust port on the left side, and the right side of the powerful fan 55 is an air outlet and is connected and fixed with the left end of the L-shaped tube 52 on the right side; the dust collecting box 5, T The iron cover plate 56, the filter plate 51, the transverse tube 53, the tube head 54, the L-shaped tube 52 and the powerful fan 55 cooperate. The powerful fan 55 is started to provide suction force to the dust box 5, and air is supplied to the transverse tube 53 on the right side through the L-shaped tube 52 on the right side. The gas is blown out through multiple tube heads 54 on the right side to blow the dust generated by polishing to the left. When suction force is generated in the dust box 5, suction work is performed on the left side through the L-shaped tube 52 on the left side, the transverse tube 53 on the left side and the tube head 54 on the left side in sequence. The dust gas is sucked into the dust box 5, and the dust is filtered, intercepted and collected into the dust box 5 by the filter plate 51, so as to achieve the effect of blowing on the right side and suction on the left side during polishing, and filter and collect the dust generated by polishing. The right side blowing is used to prevent dust from being scattered from the right side, so that the dust is conveniently concentrated on the left side for suction and filtering. With the shielding effect of the rectangular transparent box 2 on the upper part, the effect of effectively and stably preventing dust from drifting away is achieved.

[0030] Furthermore, magnet blocks that are attracted to the bottom of the T-shaped iron cover 56 are fixedly connected to the inner walls of both sides of the dust box 5, and the outer bottom of the T-shaped iron cover 56 is in contact with the inner wall of the dust box 5. The magnetic attraction fixing method of the magnet block and the T-shaped iron cover 56 makes it convenient for personnel to open the T-shaped iron cover 56 and remove the filter plate 51 for cleaning.

[0031] The method of using the present embodiment is as follows: placing a construction steel plate or square tube on a plurality of supporting rollers 11 to be movably supported by the supporting rollers 11, and pushing one end of the construction steel plate or square tube into the lower part of the rectangular transparent box 2, starting the powerful fan 55, the driving motor 32, the first motor 43, and positively starting the electric telescopic rod 3, when the driving motor 32 is started, the polishing disc 33 is driven to rotate, the electric telescopic rod 3 drives the round-shaped seat 31 to move downward, the round-shaped seat 31 drives the polishing disc 33 to move downward through the driving motor 32, and the construction steel plate is polished by the polishing disc 33 that moves downward and rotates;

[0032] When the return seat 31 moves downward, the driving wheel 45 is driven by the positioning seat 4, the spring 44 and the U-shaped rod 42 in sequence to squeeze the building steel plate downward. In the squeezed state, the driving wheel 45 is blocked and restricted and no longer moves downward. At this time, the positioning seat 4 that continues to move downward slides downward on the two T-shaped guide rods 41 and compresses the spring 44. The spring 44 in the compressed state is used to elastically tighten the driving wheel 45 through the U-shaped rod 42 to achieve elastic compression of the building steel plate. The first motor 43 drives the driving wheel 45 to rotate, and the driving wheel 45 drives the building steel plate to move to the left through the friction of the anti-slip rubber sleeve, so as to achieve the effect of automatically elastically compressing the building steel plate and driving it to the left during polishing. The method of driving the displacement of the building steel plate by rotation is not affected by the length of the building steel plate, and is convenient for polishing building steel plates of different lengths. In addition, the closed polishing method formed by the upper shielding of the rectangular transparent box 2 through automatic conveying does not require manual material pushing and approaching the polishing position, which saves time and effort and improves safety in use.

[0033] In addition, when the powerful fan 55 is started, it provides suction force to the dust collecting box 5, and supplies air to the right side horizontal tube 53 through the right side L-shaped tube 52. The gas is blown out through multiple pipe heads 54 on the right side to blow the dust generated by polishing to the left. When suction force is generated in the dust collecting box 5, suction work is performed on the left side through the left L-shaped tube 52, the left side horizontal tube 53 and the left side pipe head 54 in sequence. The dust gas is sucked into the dust collecting box 5, and the dust is filtered, intercepted and collected into the dust collecting box 5 by using the filter plate 51, so as to achieve the effect of blowing on the right side and suction on the left side during polishing, and filter and collect the dust generated by polishing, and use the right side blowing to prevent dust from dispersing from the right side, so as to facilitate the dust to be concentrated on the left side for suction and filtration. With the shielding effect of the rectangular transparent box 2 on the upper part, the dust suppression is effectively and stably prevented from drifting away, so as to avoid the phenomenon of large amount of dust drifting away to pollute the environment and harm the health of workers, and improve the environmental protection performance.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A surface polishing device for a building steel structure, comprising a U-shaped support (1), characterized in that: A plurality of supporting rollers (11) are rotatably mounted between the front and rear inner walls of the U-shaped support (1), and a rectangular transparent box (2) with an opening at the bottom is fixedly connected to the top of the U-shaped support (1); An electric telescopic rod (3) is fixedly mounted on the top inner wall of the rectangular transparent box (2); a polishing assembly is fixedly connected to the protruding end of the electric telescopic rod (3); and a tension-type displacement driving assembly is fixedly connected to the right side of the polishing assembly; The rectangular transparent box (2) is provided with a blowing and suction integrated filtering and dust collecting assembly.

2. A surface polishing device for building steel structure according to claim 1, characterized in that: The polishing assembly comprises a round-shaped seat (31) fixedly connected to the extended end of the electric telescopic rod (3), the round-shaped seat (31) is slidably mounted on the left inner wall of the rectangular transparent box (2), a driving motor (32) is fixedly mounted on the bottom inner wall of the round-shaped seat (31), and the bottom end of the output shaft of the driving motor (32) extends to the bottom of the round-shaped seat (31) and is fixedly connected to a polishing disc (33).

3. A surface polishing device for building steel structure according to claim 2, characterized in that: The tension type displacement driving assembly comprises a positioning seat (4) fixedly connected to the right side of the circular seat (31); a U-shaped rod (42) is provided below the positioning seat (4); a driving wheel (45) is rotatably connected to the inner wall of the rear side of the U-shaped rod (42); an outer bonding sleeve of the driving wheel (45) is provided with an anti-slip rubber sleeve; a first motor (43) whose output shaft is fixedly installed on the front side of the U-shaped rod (42) and is fixedly connected to the front side of the driving wheel (45); two T-shaped guide rods (41) are fixedly connected to the top of the U-shaped rod (42); the positioning seat (4) is slidably sleeved on the two T-shaped guide rods (41); two springs (44) are fixedly connected between the bottom of the positioning seat (4) and the top of the U-shaped rod (42); the springs (44) are movably sleeved on the corresponding T-shaped guide rods (41); and the bottom position of the driving wheel (45) is lower than the bottom position of the polishing disc (33).

4. The surface polishing device for building steel structure according to claim 1, characterized in that: The blow-and-suction integrated filtering dust collection assembly comprises a dust collection box (5) fixedly connected to the top of a rectangular transparent box (2); a T-shaped iron cover plate (56) is magnetically fixed to the top of the dust collection box (5); two filter plates (51) movably sleeved in the dust collection box (5) are fixedly connected to the bottom of the T-shaped iron cover plate (56); a U-shaped handle is fixedly connected to the top of the T-shaped iron cover plate (56); and transverse tubes (53) with front and rear end blocking structures are fixedly connected to the bottoms of both sides of the rectangular transparent box (2); and the transverse tubes (53) are fixedly connected to the bottoms of the two sides of the rectangular transparent box (2). ) is connected and fixed at the bottom thereof with a pipe head (54) which is arranged obliquely and is located below the rectangular transparent box (2); the two pipe heads (54) which are opposite to each other on the left and right are arranged symmetrically; the top of the horizontal pipe (53) is connected and fixed with an L-shaped pipe (52); the right end of the L-shaped pipe (52) located on the left is connected and fixed with the left side of the dust collecting box (5); the right side of the dust collecting box (5) is connected and fixed with a powerful fan (55) whose left side is an air outlet; the right side of the powerful fan (55) is an air outlet and is connected and fixed with the left end of the L-shaped pipe (52) on the right side.

5. The surface polishing device for building steel structure according to claim 1, characterized in that: The four corners of the bottom of the U-shaped support (1) are all fixedly connected with supporting legs.

6. A surface polishing device for building steel structure according to claim 2, characterized in that: A T-shaped slide rail is fixedly connected to the left inner wall of the rectangular transparent box (2), and a T-shaped slide groove is provided on the left side of the return seat (31) and is slidably connected to the T-shaped slide rail.

7. A surface polishing device for building steel structure according to claim 4, characterized in that: The inner walls on both sides of the dust collecting box (5) are fixedly connected with magnet blocks that are attracted to the bottom of the T-shaped iron cover plate (56), and the outer bottom of the T-shaped iron cover plate (56) is in close contact with the inner wall of the dust collecting box (5).

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