CN119238326B - A kind of assembled building matching structure grinding device - Google Patents

Abstract

The invention relates to the field of polishing equipment, in particular to an assembled building matching structure polishing device which comprises a U-shaped frame and a window arranged at the top of the U-shaped frame, wherein a centering mechanism is arranged at the top of the U-shaped frame, a fixing mechanism, a supporting mechanism and side brackets are symmetrically arranged at the left side and the right side of the U-shaped frame, an adjusting mechanism is jointly arranged between the left side and the right side brackets, and a polishing mechanism is arranged on the adjusting mechanism. According to the invention, the steel beam is polished through the mutual matching of the adjusting mechanism and the polishing mechanism, the electric slider module is utilized to move along the U-shaped track, the polishing mechanism is switched from the front end of the steel beam to the side direction of the steel beam, the rotating frame is driven to rotate through the steering motor, the polishing mechanism is switched from the front end of the steel beam to the top of the steel beam, the polishing of different sides of the steel beam perpendicular to the polishing machine is realized, the whole angle and the position of the device are not required to be changed, and the polishing degree of each polishing position is ensured to be consistent.

Description

Assembled building cooperation structure grinding device

Technical Field

The invention relates to the technical field of polishing equipment, in particular to a polishing device with an assembled building matching structure.

Background

The assembled building is formed by transferring a large amount of field operation work in a traditional building mode to a factory, processing and manufacturing required components and accessories in the factory, transporting to a building construction site, and assembling and installing on site through a reliable connection mode, wherein common steel matched components comprise steel beams, steel columns, steel trusses, light steel structure wallboards and the like, and the steel beams are commonly I-shaped, U-shaped and T-shaped.

In the assembled building, the polishing of the matched components is an important step for ensuring the quality and the installation precision of the components, and the connecting surfaces between the components need to be polished smoothly to ensure close fit. The steel fitting member that the mill produced generally can deposit to the warehouse earlier, wait to carry to the building site when needing again, and deposit and carry the in-process, the surface of girder steel can produce rust and adhere to impurity, so need carry out on-the-spot polishing at the assembly building installation place, usually the construction workman holds angle mill and polishes girder steel surface mounting position and terminal surface, but manual control angle mill is when polishing the girder steel, be difficult to control angle of polishing and dynamics of polishing remain unanimous throughout, then easily lead to girder steel surface degree of polishing inhomogeneous, the effect of polishing is to wait further improvement, and when needing to polish more girder steel, the workman needs to polish the operation for a long time, manual work intensity just can increase like this, the operating efficiency descends, then influence follow-up assembly progress.

Disclosure of Invention

In order to solve the problems, the invention provides an assembled building matching structure polishing device, which comprises a U-shaped frame and a window arranged at the top of the U-shaped frame, wherein a centering mechanism is arranged at the top of the U-shaped frame, a fixing mechanism, a supporting mechanism and side brackets are symmetrically arranged at the left side and the right side of the U-shaped frame, an adjusting mechanism is jointly arranged between the left side and the right side brackets, and a polishing mechanism is arranged on the adjusting mechanism.

The adjusting mechanism comprises a rotating frame which is rotatably arranged on one side of a side bracket far away from the center of the U-shaped frame, a steering motor which drives the corresponding rotating frame to rotate is arranged on the left side bracket, a U-shaped rail is connected between the front ends of the left rotating frame and the right rotating frame, an electric sliding block module is slidably arranged on the U-shaped rail, and a mounting plate is fixedly connected on the rear side of the electric sliding block module.

The polishing mechanism comprises an electric push rod arranged on a mounting plate, a first supporting frame is fixedly arranged on the rear side of a telescopic section of the electric push rod, a second supporting frame is arranged on the rear side of the first supporting frame in a left-right sliding mode, a left-right moving component for driving the second supporting frame to move left and right is arranged between the second supporting frame and the first supporting frame, a second sliding seat is arranged on the rear side of the second supporting frame in a vertical sliding mode, a vertical moving component for driving the second sliding seat to move up and down is arranged on the second supporting frame, and a polishing machine is fixedly arranged on the rear side of the second sliding seat.

In one possible implementation manner, the fixing mechanism comprises an outer clamping plate and a bidirectional electric telescopic rod which are arranged on the inner side of the U-shaped frame in a vertically sliding manner and distributed in a bilateral symmetry manner, the bidirectional electric telescopic rod is located between the outer clamping plate and the U-shaped frame horizontal section, balls are arranged at the top of the outer clamping plate and the bottom of the U-shaped frame horizontal section, an inner clamping plate is fixedly arranged at the upper end and the lower end of the bidirectional electric telescopic rod, and a first moving assembly and a second moving assembly which respectively drive the outer clamping plate and the bidirectional electric telescopic rod to move up and down are arranged on the U-shaped frame.

In one possible implementation manner, the first moving assembly comprises a first chute which is symmetrically arranged on two vertical sections of the U-shaped frame, a first screw rod is rotatably arranged in the first chute, a first sliding block is connected to the outer side of the first screw rod in a threaded manner, the first sliding block is vertically and slidably arranged in the first chute, a hand wheel is fixedly connected to the lower portion of the U-shaped frame after the bottom end of the first screw rod is rotated and penetrated, and the outer clamping plate is fixedly arranged at the top of the corresponding first sliding block.

In one possible implementation manner, the second moving assembly comprises a second sliding groove which is formed in two vertical sections of the U-shaped frame and is located above the first sliding block, a second lead screw is rotatably installed in the second sliding groove, a second sliding block is connected to the outer side of the second lead screw in a threaded mode, the second sliding block is vertically and slidably installed in the second sliding groove, the bidirectional electric telescopic rod is fixedly installed at the side end corresponding to the second sliding block, the bottom of the second lead screw is fixedly connected with the top of the first lead screw in a coaxial mode, and the lead of the upper thread of the first lead screw is twice the lead of the upper thread of the second lead screw.

In one possible implementation mode, the centering mechanism comprises an outer sleeve fixedly installed at the top of the horizontal section of the U-shaped frame, a bidirectional motor is fixedly installed in the middle of the inner side of the outer sleeve, a third screw rod is symmetrically installed on output shafts at the left end and the right end of the bidirectional motor, an outer threaded connection of the third screw rod is provided with a movable rod, the movable rod is installed inside the outer sleeve in a left-right sliding mode, one end of the movable rod, far away from the center of the outer sleeve, extends to the outer part of the outer sleeve and is fixedly connected with an L-shaped push rod, grooves for the movable rod and the L-shaped push rod to move left and right are formed in the inner side of the side support, the horizontal section of the L-shaped push rod is slidably penetrated to the inner side of the U-shaped frame and is fixedly connected with side clamping plates, and balls are installed on opposite surfaces of the left side clamping plate and the right side clamping plates in a rotating mode.

In one possible implementation mode, a connection reinforcing plate is arranged between the electric push rod fixing section and the front end of the electric slide block module, reinforcing ribs which are bilaterally symmetrical with respect to the electric push rod are arranged between the two front ends of the supporting frame and the mounting plate, and the reinforcing ribs are in sliding connection with the lower end of the connection reinforcing plate and the mounting plate.

In one possible implementation mode, the side bracket is further provided with a first locking component for locking the rotating frame, the first locking component comprises an arc-shaped groove formed in the side bracket, the circle center of the arc-shaped groove coincides with the axis of the steering motor, one side, close to the side bracket, of the rotating frame is fixedly connected with a connecting block, the connecting block is slidably mounted in the arc-shaped groove, the side bracket is provided with a first positioning hole located above and behind the steering motor respectively, and the rotating frame is provided with a first positioning component in an inserting fit with the corresponding first positioning hole.

In one possible implementation manner, the U-shaped rail is further provided with a second locking assembly for locking the electric sliding block module, the second locking assembly comprises a second positioning hole formed in the rear side of the horizontal section of the U-shaped rail and the opposite sides of the two vertical sections, the mounting plate is provided with a second positioning component, the second positioning component comprises a shell fixedly mounted on the mounting plate, an iron baffle is fixedly connected between the rear side of the iron baffle and the inner wall of the shell in a sliding manner, the front side of the iron baffle is fixedly connected with a positioning block, the front end of the positioning block penetrates through the front side of the shell in a sliding manner, the positioning block is in plug-in connection with the corresponding second positioning hole, the rear side of the shell is fixedly provided with an electromagnet, and the second positioning component and the first positioning component are identical in structure.

In one possible implementation mode, the left-right movement assembly comprises a second driving motor fixedly installed on the front side of a second supporting frame, a stirring disc is fixedly installed after an output shaft of the second driving motor rotates and penetrates through the second supporting frame, a sheave located above the stirring disc is installed in the second supporting frame in a rotating mode, the stirring disc is matched with the sheave, a first rotary disc is fixedly connected to the front side of the sheave in a coaxial mode, a first connecting rod is connected to the edge of the front side of the first rotary disc in a rotating mode, a shaft rod is fixedly connected to the rear side of the left end of the supporting frame, and one end, away from the first rotary disc, of the first connecting rod is connected with the shaft rod in a rotating mode.

In one possible implementation manner, the rear side of the second supporting frame is fixedly provided with a vertical groove frame, the second sliding seat is vertically and slidably installed in the vertical groove frame, the front side of the second supporting frame is fixedly connected with a first sliding seat, the first sliding seat is horizontally and slidably installed in the first supporting frame, the up-and-down moving assembly comprises a second rotary table rotatably installed on the rear side of the second supporting frame, the second rotary table is fixedly connected with the stirring disc coaxially, the edge of the second rotary table is rotationally connected with a second connecting rod, and one end, far away from the second rotary table, of the second connecting rod is rotationally connected with the bottom of the second sliding seat.

The invention has the beneficial effects that 1, the steel beam is polished through the mutual matching of the adjusting mechanism and the polishing mechanism, the polishing mechanism is switched to the side direction of the steel beam from the front end of the steel beam by utilizing the movement of the electric slider module along the U-shaped track, the rotating frame is driven to rotate by the steering motor, and the polishing mechanism is switched to the top of the steel beam from the front end of the steel beam, so that the polishing of the different sides of the steel beam perpendicular to the polishing machine is realized, the integral angle and the position of the device are not required to be changed, the consistent polishing degree of each polishing position is ensured, and the polishing efficiency is improved while the polishing effect is improved.

2. According to the invention, the electric push rod pushes the grinding machine to be attached to the surface of the steel beam for grinding, and meanwhile, the up-and-down moving assembly drives the grinding machine to move up and down, so that the grinding machine can move up and down on the surface of the steel beam for grinding, after the grinding machine moves up and down once, the left-and-right moving assembly drives the supporting frame to move rightwards for a certain distance, so that the grinding machine moves rightwards for grinding the next part for a certain distance until the part needing to be ground is completely ground, the grinding machine can grind the steel beam under constant pressure, the grinding effect is more uniform, and the manual operation intensity is reduced.

3. According to the steel girder fixing device, the fixing mechanism is arranged to fix the steel girders, the first screw rod and the second screw rod are driven to rotate by the rotating hand wheel, the outer clamping plate and the bidirectional electric telescopic rod can move up and down, the bidirectional electric telescopic rod is always positioned in the middle of the horizontal sections of the outer clamping plate and the U-shaped frame, the steel girders with different sizes are convenient to fix, the bidirectional electric telescopic rod and the outer clamping plate can clamp from the inner side and the outer side, the fixing firmness of the U-shaped frame on the steel girders is improved, and the device can polish both the I-shaped steel girders and the T-shaped steel girders and is wide in application range.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic plan view of the locking mechanism of the present invention when locking an i-beam.

Fig. 3 is a schematic perspective view of the fixing mechanism of the present invention.

Fig. 4 is a partial cross-sectional view of the centering mechanism of the present invention.

Fig. 5 is a schematic perspective view of the supporting mechanism of the present invention.

Fig. 6 is a left side view of the adjustment mechanism of the present invention.

Fig. 7 is a schematic perspective view of the polishing mechanism of the present invention.

Fig. 8 is an exploded view of the grinding mechanism of the present invention.

Fig. 9 is a top cross-sectional view of the U-shaped rail of the present invention.

Fig. 10 is a partial cross-sectional view of a second positioning member of the present invention.

Fig. 11 is a schematic plan view of the locking mechanism of the present invention for locking a U-shaped steel beam.

Fig. 12 is a schematic plan view of the locking mechanism of the present invention locking a T-beam.

In the figure, 1, U-shaped frame; 11, a window; 2, a fixing mechanism; the movable support comprises a first outer clamping plate, 22, a first moving component, 221, a first sliding groove, 222, a first lead screw, 223, a first sliding block, 23, a bidirectional electric telescopic rod, 231, an inner clamping plate, 24, a second moving component, 241, a second sliding groove, 242, a second lead screw, 243, a second sliding block, 3, a centering mechanism, 31, an outer sleeve, 32, a bidirectional motor, 33, a third lead screw, 34, a movable rod, 35, an L-shaped push rod, 36, a side clamping plate, 4, a supporting mechanism, 41, an elastic telescopic rod, 42, a bottom plate, 43, a universal wheel, 5, a side bracket, 6, an adjusting mechanism, 61, a rotating frame, 62, a steering motor, 63, a U-shaped track, 64, an electric sliding block module, 641, a mounting plate, 66, a locking component I, 661, an arc-shaped groove, 662, a connecting block, 663, a positioning hole I664, a positioning component I, 67, a locking component II, 671, a positioning hole II, 672, a positioning component II, 6721, a shell, 6722, an iron blocking piece, 6723, a reset spring, 6724, 6725, an electromagnet, a 7, a rotating disc, a first supporting frame, a second supporting frame, a lower frame, a upper frame, a lower frame, lower frame, lower, lower frame, lower frame, lower.

Detailed Description

In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described below and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.

Referring to fig. 1,2 and 3, an assembled building cooperation structure polishing device comprises a U-shaped frame 1 and a window 11 formed at the top of the U-shaped frame 1, wherein a centering mechanism 3 is arranged at the top of the U-shaped frame 1, a fixing mechanism 2, a supporting mechanism 4 and side brackets 5 are symmetrically arranged at the left side and the right side of the U-shaped frame 1, an adjusting mechanism 6 is jointly arranged between the left side bracket 5 and the right side bracket 5, and a polishing mechanism 7 is arranged on the adjusting mechanism 6.

Referring to fig. 1, 2, 6 and 7, the adjusting mechanism 6 includes a rotating frame 61 rotatably mounted on a side bracket 5 far away from the center of the U-shaped frame 1, a steering motor 62 for driving the corresponding rotating frame 61 to rotate is mounted on the left side bracket 5, a U-shaped rail 63 is connected between the front ends of the left and right rotating frames 61, an electric slider module 64 is slidably mounted on the U-shaped rail 63, a mounting plate 641 is fixedly connected to the rear side of the electric slider module 64, the corner of the U-shaped rail 63 is set to be in a circular arc structure, and the U-shaped rail 63 and the electric slider module 64 form an existing circular slider rail mechanism, so that the U-shaped rail can move linearly or in an arc.

The rotating frame 61 is driven to rotate anticlockwise through the steering motor 62, the U-shaped track 63 can be rotated to a vertical state from a horizontal state, the polishing mechanism 7 is enabled to move to the upper side of the steel beam, and the polishing mechanism 7 is convenient to polish the upper surface of the steel beam.

Referring to fig. 1,6, 7 and 8, the polishing mechanism 7 includes an electric push rod 71 mounted on a mounting plate 641, a first support frame 72 is fixedly mounted on the rear side of the telescopic section of the electric push rod 71, a second support frame 73 is mounted on the rear side of the first support frame 72 in a sliding manner, a left-right moving assembly 74 for driving the second support frame 73 to move left and right is mounted between the second support frame 73 and the first support frame 72, a second slide seat 75 is mounted on the rear side of the second support frame 73 in a sliding manner, an up-down moving assembly 76 for driving the second slide seat 75 to move up and down is mounted on the second support frame 73, and a polishing machine 77 is fixedly mounted on the rear side of the second slide seat 75. In order to improve the structural strength of the second supporting frame 73 and the mounting plate 641 as well as the electric push rod 71, the first supporting frame 72 and the second supporting frame 73, a connection reinforcing plate is arranged between the fixed section of the electric push rod 71 and the front end of the electric slide block module 64, reinforcing ribs which are bilaterally symmetrical with respect to the electric push rod 71 are arranged between the front end of the second supporting frame 73 and the mounting plate 641, and the reinforcing ribs are in sliding connection with the lower end of the connection reinforcing plate and the mounting plate 641.

Referring to fig. 2,3, 11 and 12, the fixing mechanism 2 includes an outer clamping plate 21 and a bi-directional electric telescopic rod 23 which are slidably mounted on the inner side of the U-shaped frame 1, the bi-directional electric telescopic rod 23 is located between the outer clamping plate 21 and the horizontal section of the U-shaped frame 1, balls are provided on the top of the outer clamping plate 21 and the bottom of the horizontal section of the U-shaped frame 1, an inner clamping plate 231 is fixedly mounted on the upper and lower ends of the bi-directional electric telescopic rod 23, and a first moving assembly 22 and a second moving assembly 24 which respectively drive the outer clamping plate 21 and the bi-directional electric telescopic rod 23 to move up and down are mounted on the U-shaped frame 1.

Referring to fig. 2, 3, 11 and 12, the first moving assembly 22 includes a first chute 221 formed on a vertical section of the u-shaped frame 1, a first screw rod 222 is rotatably mounted in the first chute 221, a first slider 223 is screwed on an outer side of the first screw rod 222, the first slider 223 is slidably mounted in the first chute 221 up and down, a hand wheel is fixedly connected to a bottom end of the first screw rod 222 after the bottom end of the first screw rod 222 rotates and penetrates below the u-shaped frame 1, and an outer clamping plate 21 is fixedly mounted on a top of the corresponding first slider 223.

Referring to fig. 2, 3, 11 and 12, the second moving assembly 24 includes a second sliding groove 241 formed on the vertical section of the u-shaped frame 1 and located above the first sliding groove 221, a second screw 242 rotatably mounted in the second sliding groove 241, a second slider 243 screwed on the outer side of the second screw 242, the second slider 243 being slidably mounted in the second sliding groove 241 vertically, a bidirectional electric telescopic rod 23 fixedly mounted at the side end of the corresponding second slider 243, and the bottom of the second screw 242 being fixedly connected coaxially with the top of the first screw 222, the lead of the thread on the first screw 222 being twice the lead of the thread on the second screw 242.

During initial state, the girder is supported by the supporting shoe of job site, make girder front and back both ends need the part of polishing unsettled, before polishing to the girder, place the girder on the girder from the tip of girder, make the horizontal segment of U-shaped frame 1 place the top of girder, outer splint 21 is located the below of girder, bi-directional electric telescopic handle 23 is located the inboard of girder, drive first lead screw 222 and second lead screw 242 through rotatory hand wheel rotation, can make outer splint 21 and bi-directional electric telescopic handle 23 upwards move, make outer splint 21 clamp in the bottom of girder, through setting up bi-directional electric telescopic handle 23 between outer splint 21 and U-shaped frame 1 horizontal segment, and set up the helical pitch of screw thread on first lead screw 222 as the helical pitch on second lead screw 242 double, when outer splint 21 upwards move, bi-directional electric telescopic handle 23 also can upwards move and be in the middle part position between outer splint 21 and the horizontal segment of girder 1 all the time, promote inside 231 outwards to stretch through bi-directional electric telescopic handle 23, conveniently carry out the internal clamping fixation to the girder, improve the fastness to the fixation.

When fixing the I-beam, two outer clamping plates 21 are respectively positioned at the left side and the right side below the I-beam, two bidirectional electric telescopic rods 23 are respectively positioned at the inner sides of the left end and the right end of the I-beam so as to simultaneously clamp and fix the left side and the right side of the I-beam in an inner clamping manner (as shown in figure 2), when fixing the U-beam, the horizontal section of the U-beam 1 is matched with the outer clamping plates 21 and the bidirectional electric telescopic rods 23 at one side to clamp and fix the U-beam in an inner clamping manner (as shown in figure 11) when fixing the U-beam, when fixing the T-beam, the two outer clamping plates 21 are respectively positioned at the left end and the right end of the lower end face of the T-beam, the two bidirectional electric telescopic rods 23 are respectively positioned at the left side and the right side of the vertical section of the T-beam, but the inner clamping plates 231 connected with the lower end of the bidirectional electric telescopic rods 23 are used for clamping the bottom of the T-beam in an inner clamping manner (as shown in figure 12).

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 11 and fig. 12, the centering mechanism 3 comprises an outer sleeve 31 fixedly installed at the top of the horizontal section of the U-shaped frame 1, a bidirectional motor 32 is fixedly installed in the middle of the inner side of the outer sleeve 31, third lead screws 33 are symmetrically installed on output shafts at the left and right ends of the bidirectional motor 32, movable rods 34 are connected with the outer threads of the third lead screws 33, the movable rods 34 are installed inside the outer sleeve 31 in a sliding manner, one ends of the movable rods 34 far away from the center of the outer sleeve 31 extend to the outer part of the outer sleeve 31 and are fixedly connected with L-shaped push rods 35, grooves for the movable rods 34 and the L-shaped push rods 35 to move left and right are formed in the inner side of the side support 5, side clamping plates 36 are fixedly connected with the horizontal section of the L-shaped push rods 35 after sliding and penetrating into the inner part of the U-shaped frame 1, and balls are rotatably installed on opposite surfaces of the left and right side clamping plates 36.

After the U-shaped frame 1 is placed on the steel beam, the third screw rod 33 is driven to rotate through the bidirectional motor 32, the movable rod 34 can move in the direction close to the center of the outer sleeve 31, then the movable rod 34 drives the L-shaped push rod 35 and the side clamping plate 36 to move in the direction close to the center of the outer sleeve 31, the side clamping plate 36 can be clamped on the surface of the vertical section of the steel beam, the U-shaped frame 1 can be centered and fixed left and right, and the U-shaped frame 1 is prevented from moving left and right. The specific clamping conditions of the side clamps 36 on the i-beams, u-beams and T-beams are shown in fig. 2, 11 and 12, respectively.

Referring to fig. 1,2 and 5, the supporting mechanism 4 includes elastic telescopic rods 41 fixedly mounted at the bottom of the side bracket 5 and symmetrically distributed in front and back, a bottom plate 42 is fixedly connected between the bottoms of the front and back elastic telescopic rods 41, and universal wheels 43 symmetrically distributed in front and back are fixedly mounted at the bottom of the bottom plate 42.

After installing the U-shaped frame 1 on the girder steel, universal wheel 43 supports subaerial, and elastic telescopic link 41 can play elastic support's effect, supports U-shaped frame 1 through setting up supporting mechanism 4, can alleviate the pressure that the girder steel bore, improves the stability when the girder steel is placed, and simultaneously when U-shaped frame 1 removes along the girder steel, elastic telescopic link 41 can carry out the flexible change of adaptability along with the unsmooth change on ground, does benefit to the position stability of assurance U-shaped frame 1 and girder steel, also is convenient for use at the installation place.

Referring to fig. 1, 5, 6 and 7, a first locking component 66 for locking the rotating frame 61 is further mounted on the side bracket 5, the first locking component 66 includes an arc-shaped slot 661 formed on the side bracket 5, the center of the arc-shaped slot 661 coincides with the axis of the steering motor 62, a connecting block 662 is fixedly connected to one side of the rotating frame 61, which is close to the side bracket 5, the connecting block 662 is slidably mounted in the arc-shaped slot 661, two positioning holes 663 are formed in the side bracket 5 and are respectively located above and behind the steering motor 62, and a first positioning component 664 in plug-in fit with the corresponding positioning hole 663 is mounted on the rotating frame 61.

When the U-shaped rail 63 is to be rotated from the horizontal state to the vertical state, the locking of the first 664 positioning part to the first 663 positioning hole above the steering motor 62 is released, then the steering motor 62 drives the rotating frame 61 to rotate ninety degrees anticlockwise, the U-shaped rail 63 is rotated from the horizontal state to the vertical state, at this time, the first 664 positioning part is aligned with the first 663 positioning hole behind the steering motor 62, then the first 664 positioning part is spliced with the first 663 positioning hole behind the steering motor 62, the rotating frame 61 can be locked, and the stability of the rotating frame 61 is improved.

Referring to fig. 1,5, 6, 7, 9 and 10, a second locking assembly 67 for locking the electric slider module 64 is further mounted on the u-shaped rail 63, the second locking assembly 67 includes a second positioning hole 671 formed on a rear side of a horizontal section of the u-shaped rail 63 and opposite sides of the two vertical sections, a second positioning component 672 is mounted on the mounting plate 641, the second positioning component 672 includes a housing 6721 fixedly mounted on the mounting plate 641, an iron blocking piece 6722 is slidably mounted in the housing 6721 back and forth, a return spring 6723 is fixedly connected between a rear side of the iron blocking piece 6722 and an inner wall of the housing 6721, a positioning block 6724 is fixedly connected to a front side of the iron blocking piece 6722, a front end of the positioning block 6724 is slidably penetrated in front of the housing 6721, the positioning block 6724 is in plug-in engagement with the corresponding second positioning hole 671, an electromagnet 6725 is fixedly mounted on a rear side of the housing 6721, and the second positioning component 672 has the same structure as the first positioning component 664.

When the position of the electric slider module 64 on the U-shaped track 63 is to be adjusted, the electromagnet 6725 is electrified to generate magnetic force, the electromagnet 6725 is utilized to attract the iron baffle 6722 to move backwards, so that the positioning block 6724 is unlocked from the corresponding positioning hole II 671, then the electric slider module 64 moves, after the electric slider module 64 moves to the left side or the right side of the U-shaped track 63, the positioning block 6724 is aligned with the positioning hole II 671 on the left side or the right side of the U-shaped track 63, at the moment, the electromagnet 6725 is powered off to demagnetize, the iron baffle 6722 and the positioning block 6724 are pushed to reset by the resilience force of the reset spring 6723, so that the positioning block 6724 is inserted into the corresponding positioning hole II 671, the electric slider module 64 can be locked again, and the stability of the electric slider module 64 is improved.

Referring to fig. 6, 7 and 8, the left-right moving assembly 74 includes a second driving motor 741 fixedly mounted on the front side of the second supporting frame 73, a toggle disc 742 is fixedly mounted on an output shaft of the second driving motor 741 after the output shaft rotates and penetrates into the second supporting frame 73, a sheave 743 located above the toggle disc 742 is rotatably mounted in the second supporting frame 73, the toggle disc 742 is matched with the sheave 743, a first rotating disc 744 is coaxially and fixedly connected to the front side of the sheave 743, a first connecting rod 745 is rotatably connected to an edge of the front side of the first rotating disc 744, a shaft rod 746 is fixedly connected to the rear side of the left end of the first supporting frame 72, and one end of the first connecting rod 745 away from the first rotating disc 744 is rotatably connected to the shaft rod 746.

Referring to fig. 6, 7 and 8, a vertical slot frame 731 is fixedly mounted on the rear side of the second support frame 73, a second slide seat 75 is vertically slidably mounted in the vertical slot frame 731, a first slide seat 732 is fixedly connected to the front side of the second support frame 73, the first slide seat 732 is horizontally slidably mounted in the first support frame 72, the up-and-down moving assembly 76 includes a second rotary table 761 rotatably mounted on the rear side of the second support frame 73, the second rotary table 761 is fixedly connected with the toggle plate 742 coaxially, a second connecting rod 762 is rotatably connected to the edge of the rear side of the second rotary table 761, and one end of the second connecting rod 762 away from the second rotary table 761 is rotatably connected with the bottom of the second slide seat 75.

The second rotary table 761 drives the shifting disc 742 and the second rotary table 761 to rotate through the second driving motor 741, then the second rotary table 761 drives the second sliding seat 75 to move up and down through the second connecting rod 762, so that the second sliding seat 75 drives the grinding machine 77 to move up and down to grind, meanwhile, the shifting disc 742 drives the grooved pulley 743 and the first rotary table 744 to intermittently rotate, when the grinding machine 77 moves up and down once, the first rotary table 744 rotates a certain angle, then the first rotary table 744 pushes the supporting frame two 73 and the first sliding seat 732 to move rightward along the supporting frame one 72 through the first connecting rod 745 for a certain distance, so that the grinding machine 77 moves rightward for a certain distance and then moves up and down again, and after the grinding machine 77 grinds once from left to right, the first rotary table 744 pushes the supporting frame two 73 and the first sliding seat 732 to move rightward along the supporting frame one 72 through the first connecting rod 745, so that the grinding machine 77 grinds once from right to left until the grinding machine 77 returns to the initial position.

Referring to fig. 1-12, in a specific use, in a first step, in an initial state, a steel beam is supported by a support block of a construction site, a part to be polished at the front end of the steel beam is suspended on the ground, then a u-shaped frame 1 is mounted on the steel beam, in the mounting, a horizontal section of the u-shaped frame 1 is placed on the top of the steel beam, an outer clamping plate 21 is positioned below the steel beam, a bidirectional electric telescopic rod 23 is positioned at the inner sides of the left end and the right end of the steel beam, and a hand wheel is rotated to drive a first screw 222 and a second screw 242 to rotate, so that the outer clamping plate 21 and the bidirectional electric telescopic rod 23 can move upwards, and the outer clamping plate 21 is clamped at the bottom of the steel beam.

Step two, the third screw rod 33 is driven to rotate by the bidirectional motor 32, so that the movable rod 34 can move towards the direction close to the center of the outer sleeve 31, then the movable rod 34 drives the L-shaped push rod 35 and the side clamping plate 36 to move towards the direction close to the center of the outer sleeve 31, the side clamping plate 36 can be clamped on the surface of the vertical section of the steel beam, the U-shaped frame 1 can be centered and fixed left and right, and then the bidirectional electric telescopic rod 23 stretches outwards to push the inner clamping plate 231 to clamp the inner side of the steel beam.

Step three, in the initial state, the U-shaped track 63 is in a horizontal state, the electric slider module 64 is positioned in the middle of the U-shaped track 63, when the end surface of the steel beam is to be polished, the electric push rod 71 pushes the first support frame 72 to move backwards, so that the polishing machine 77 is tightly attached to the front end surface of the steel beam, the driving motor 741 drives the stirring disc 742 and the second rotary disc 761 to rotate, and then the second rotary disc 761 drives the second sliding seat 75 to move up and down through the second connecting rod 762, so that the second sliding seat 75 drives the polishing machine 77 to move up and down for polishing.

Fourth, when the grinding machine 77 moves up and down to grind once, the dial 742 drives the first dial 744 to rotate a certain angle, then the first dial 744 pushes the second support frame 73 and the first slider 732 to move rightward along the first support frame 72 by a certain distance through the first link 745, so that the grinding machine 77 moves rightward for a certain distance and then moves up and down to grind, after each time the grinding machine 77 moves up and down to grind, the second support frame 73 drives the grinding machine 77 to move rightward for a certain distance until the grinding machine 77 completely grinds the end surface of the steel beam from left to right, then the first dial 744 pushes the second support frame 73 and the first slider 732 to move rightward along the first support frame 72 through the first link 745, so that the grinding machine 77 grinds from right to left again until the grinding machine 77 returns to the initial position, and then drives the first support frame 72 to move forward through the electric push rod 71, so that the grinding machine 77 is separated from the surface of the steel beam.

When the side surface of the steel beam is to be polished, the electromagnet 6725 is electrified to generate magnetic force, the electromagnet 6725 is utilized to attract the iron baffle 6722 to move backwards, the positioning block 6724 is unlocked from the corresponding positioning hole II 671, then the electric sliding block module 64 slides along the U-shaped track 63, the polishing mechanism 7 is moved to the side surface of the steel beam from the front end of the steel beam, at the moment, the positioning block 6724 is aligned with the positioning hole II 671 positioned on the left side or the right side of the U-shaped track 63, then the electromagnet 6725 is powered off to demagnetize, and the iron baffle 6722 and the positioning block 6724 are pushed to reset by the resilience force of the reset spring 6723, so that the positioning block 6724 is inserted into the corresponding positioning hole II 671, and the electric sliding block module 64 is fixed again.

Step six, then the bidirectional electric telescopic rod 23 is contracted inwards to drive the inner clamping plate 231 to release the inner clamping of the steel beam, then the U-shaped frame 1 is pushed to move backwards, the grinding machine 77 is aligned to the position where the side surface of the steel beam needs to be ground, then the bidirectional electric telescopic rod 23 is stretched outwards to push the inner clamping plate 231 to clamp the inner side of the steel beam, and then the side surface of the steel beam is ground in the step three and the step four.

And step seven, when the top of the steel beam is to be polished, the electric slider module 64 is moved to the middle position of the steel beam by repeating the operation mode in the step five, then the first 664 positioning part removes the lock of the first 663 positioning holes in the same mode as the second 672 positioning part, then the turning motor 62 drives the rotating frame 61 to rotate ninety degrees anticlockwise to rotate the U-shaped rail 63 from the horizontal state to the vertical state, at this time the first 664 positioning part is aligned with the first 663 positioning holes positioned behind the turning motor 62, then the first 664 positioning part is spliced with the first 663 positioning holes positioned behind the turning motor 62 to lock the rotating frame 61, the 77 polishing machine is moved to the upper side of the steel beam, then the sixth positioning part is repeated to move the 77 polishing machine to the position where the top of the steel beam is required to be polished, and the third and fourth steps are repeated to polish the top of the steel beam.

Step eight, after finishing polishing the steel beam, the bidirectional electric telescopic rod 23 is contracted inwards to drive the inner clamping plate 231 to release the inner clamping of the steel beam, then the hand wheel is rotated to drive the first screw rod 222 and the second screw rod 242 to rotate reversely, the outer clamping plate 21 can move downwards, the outer clamping plate 21 is enabled to release the clamping of the bottom of the steel beam, then the bidirectional motor 32 is used to drive the third screw rod 33 to rotate reversely, the movable rod 34 is enabled to move in a direction away from the center of the outer sleeve 31, the movable rod 34 drives the L-shaped push rod 35 and the side clamping plate 36 to move in a direction away from the center of the outer sleeve 31, the side clamping plate 36 is enabled to release the centering clamping of the steel beam, and finally the U-shaped frame 1 is taken down from the steel beam.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, slidably connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, or in communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

The embodiments of the present invention are all preferred embodiments of the present invention, and are not limited in scope by the present invention, so that all equivalent changes according to the structure, shape and principle of the present invention are covered by the scope of the present invention.

Claims (9)

1. The polishing device for the assembled building matching structure comprises a U-shaped frame (1) and a window (11) formed in the top of the U-shaped frame (1), and is characterized in that a centering mechanism (3) is arranged at the top of the U-shaped frame (1), a fixing mechanism (2), a supporting mechanism (4) and side brackets (5) are symmetrically arranged on the left side and the right side of the U-shaped frame (1), an adjusting mechanism (6) is jointly arranged between the left side bracket and the right side bracket (5), and a polishing mechanism (7) is arranged on the adjusting mechanism (6);

The adjusting mechanism (6) comprises a rotating frame (61) rotatably arranged on one side, far away from the center of the U-shaped frame (1), of the side bracket (5), a steering motor (62) for driving the corresponding rotating frame (61) to rotate is arranged on the left side bracket (5), a U-shaped track (63) is connected between the front ends of the left rotating frame and the right rotating frame (61), an electric sliding block module (64) is slidably arranged on the U-shaped track (63), and a mounting plate (641) is fixedly connected to the rear side of the electric sliding block module (64);

The polishing mechanism (7) comprises an electric push rod (71) arranged on a mounting plate (641), a first supporting frame (72) is fixedly arranged on the rear side of a telescopic section of the electric push rod (71), a second supporting frame (73) is arranged on the rear side of the first supporting frame (72) in a sliding manner, a left-right moving component (74) for driving the second supporting frame (73) to move left and right is arranged between the second supporting frame (73) and the first supporting frame (72), a second sliding seat (75) is arranged on the rear side of the second supporting frame (73) in a sliding manner, and an up-down moving component (76) for driving the second sliding seat (75) to move up and down is arranged on the second supporting frame (73), and a polishing machine (77) is fixedly arranged on the rear side of the second sliding seat (75).

The fixing mechanism (2) comprises an outer clamping plate (21) and a bidirectional electric telescopic rod (23), wherein the outer clamping plate (21) and the bidirectional electric telescopic rod (23) are arranged on the inner side of the U-shaped frame (1) in a vertically sliding mode, the bidirectional electric telescopic rod (23) is located between the outer clamping plate (21) and the horizontal section of the U-shaped frame (1), balls are arranged at the top of the outer clamping plate (21) and the bottom of the horizontal section of the U-shaped frame (1), an inner clamping plate (231) is fixedly arranged at the upper end and the lower end of the bidirectional electric telescopic rod (23), and a first moving assembly (22) and a second moving assembly (24) which are used for respectively driving the outer clamping plate (21) and the bidirectional electric telescopic rod (23) to move up and down are arranged on the U-shaped frame (1).

2. The polishing device for the assembled building matching structure according to claim 1, wherein the first moving assembly (22) comprises first sliding grooves (221) which are symmetrically arranged on two vertical sections of the U-shaped frame (1), first lead screws (222) are rotatably arranged in the first sliding grooves (221), first sliding blocks (223) are connected to the outer sides of the first lead screws (222) in a threaded mode, the first sliding blocks (223) are vertically and slidably arranged in the first sliding grooves (221), hand wheels are fixedly connected to the bottom ends of the first lead screws (222) after the bottom ends of the first lead screws rotate and penetrate through the lower portions of the U-shaped frame (1), and the outer clamping plates (21) are fixedly arranged at the tops of the corresponding first sliding blocks (223).

3. The polishing device for the assembled building matching structure according to claim 2, wherein the second moving assembly (24) comprises a second sliding groove (241) which is formed in two vertical sections of the U-shaped frame (1) and is positioned above the first sliding block (223), a second lead screw (242) is rotatably arranged in the second sliding groove (241), a second sliding block (243) is connected to the outer side of the second lead screw (242) in a threaded manner, the second sliding block (243) is vertically and slidably arranged in the second sliding groove (241), the bidirectional electric telescopic rod (23) is fixedly arranged at the side end corresponding to the second sliding block (243), the bottom of the second lead screw (242) is fixedly connected with the top of the first lead screw (222) in a coaxial manner, and the lead of threads on the first lead screw (222) is twice the lead of threads on the second lead screw (242).

4. The polishing device for the assembled building matching structure according to claim 1, wherein the centering mechanism (3) comprises an outer sleeve (31) fixedly installed at the top of the horizontal section of the U-shaped frame (1), a bidirectional motor (32) is fixedly installed in the middle of the inner side of the outer sleeve (31), third lead screws (33) are symmetrically installed on output shafts at the left end and the right end of the bidirectional motor (32), movable rods (34) are connected with external threads of the third lead screws (33), the movable rods (34) are installed in the outer sleeve (31) in a left-right sliding mode, one ends, far away from the center of the outer sleeve (31), of the movable rods (34) extend to the outer portion of the outer sleeve (31) and then are fixedly connected with L-shaped push rods (35), grooves for the movable rods (34) and the L-shaped push rods (35) to move left and right are formed in the inner portion of the side support (5), the horizontal section of the L-shaped push rods (35) penetrates through the inner portion of the U-shaped frame (1) in a sliding mode and is fixedly connected with side clamping plates (36), and ball bearings are installed on opposite rotating faces of the left side clamping plates (36).

5. The polishing device for the assembled building matching structure according to claim 1, wherein the side bracket (5) is further provided with a first locking component (66) for locking the rotating frame (61), the first locking component (66) comprises an arc-shaped groove (661) formed in the side bracket (5), the center of the arc-shaped groove (661) coincides with the axis of the steering motor (62), one side, close to the side bracket (5), of the rotating frame (61) is fixedly connected with a connecting block (662), the connecting block (662) is slidably mounted in the arc-shaped groove (661), the side bracket (5) is provided with a first positioning hole (663) which is respectively arranged above and behind the steering motor (62), and the rotating frame (61) is provided with a first positioning component (664) which is in plug-in fit with the corresponding first positioning hole (663).

6. The polishing device with the assembled building matching structure according to claim 5, wherein the U-shaped rail (63) is further provided with a second locking component (67) for locking the electric sliding block module (64), the second locking component (67) comprises a second positioning hole (671) formed in the rear side of the horizontal section and the opposite sides of the two vertical sections of the U-shaped rail (63), the mounting plate (641) is provided with a second positioning component (672), the second positioning component (672) comprises a shell (6721) fixedly mounted on the mounting plate (641), an iron blocking piece (6722) is slidably mounted in the front and the rear of the shell (6721), a return spring (6723) is fixedly connected between the rear side of the iron blocking piece (6722) and the inner wall of the shell (6721), the front side of the iron blocking piece (6722) is fixedly connected with a positioning block (6724), the front end of the positioning block (6724) slides to penetrate in front of the shell (6721), the positioning block (6724) is matched with the corresponding second positioning hole (6721), and the electromagnet (6721) is fixedly connected with the first positioning component (664) in a plugging structure.

7. The polishing device of the assembled building matching structure according to claim 1, wherein the left moving assembly (74) comprises a driving motor II (741) fixedly installed on the front side of a supporting frame II (73), a stirring disc (742) is fixedly installed after an output shaft of the driving motor II (741) rotates and penetrates into the supporting frame II (73), a groove wheel (743) located above the stirring disc (742) is installed in the supporting frame II (73) in a rotating mode, the stirring disc (742) is matched with the groove wheel (743), a first rotary disc (744) is fixedly connected to the front side of the groove wheel (743) in a coaxial mode, a first connecting rod (745) is connected to the edge of the front side of the first rotary disc (744) in a rotating mode, a shaft rod (746) is fixedly connected to the rear side of the left end of the supporting frame I (72), and one end, far from the first rotary disc (744), of the first connecting rod (745) is connected with the shaft rod (746) in a rotating mode.

8. The polishing device with the assembled building matching structure according to claim 7, wherein a vertical groove frame (731) is fixedly installed on the rear side of the second supporting frame (73), the second sliding seat (75) is vertically and slidably installed inside the vertical groove frame (731), a first sliding seat (732) is fixedly connected to the front side of the second supporting frame (73), the first sliding seat (732) is horizontally and slidably installed inside the first supporting frame (72), the vertical moving assembly (76) comprises a second rotary table (761) rotatably installed on the rear side of the second supporting frame (73), the second rotary table (761) is fixedly connected with a toggle disc (742) in a coaxial mode, a second connecting rod (762) is rotatably connected to the edge of the second rotary table (761), and one end, far away from the second rotary table (761), of the second connecting rod (762) is rotatably connected with the bottom of the second sliding seat (75).

9. The polishing device for the assembled building matching structure according to claim 1, wherein a connection reinforcing plate is arranged between the fixing section of the electric push rod (71) and the front end of the electric slide block module (64), reinforcing ribs which are bilaterally symmetrical with respect to the electric push rod (71) are arranged between the front end of the second supporting frame (73) and the mounting plate (641), and the reinforcing ribs are in sliding connection with the lower end of the connection reinforcing plate and the mounting plate (641).