CN115492406B - Automatic lifting equipment for steel structure - Google Patents
Automatic lifting equipment for steel structure Download PDFInfo
- Publication number
- CN115492406B CN115492406B CN202211345771.5A CN202211345771A CN115492406B CN 115492406 B CN115492406 B CN 115492406B CN 202211345771 A CN202211345771 A CN 202211345771A CN 115492406 B CN115492406 B CN 115492406B
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- China
- Prior art keywords
- rod
- block
- clamping block
- workbench
- clamping
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 47
- 239000010959 steel Substances 0.000 title claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 238000003466 welding Methods 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002444 silanisation Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
- B66F7/04—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars hydraulically or pneumatically operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Civil Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses automatic lifting equipment for a steel structure, which comprises symmetrically arranged supporting frames, wherein a workbench is arranged between the supporting frames, fixing blocks are symmetrically arranged on two sides, close to the supporting frames, of the workbench, vertical first guide rods are fixedly arranged at positions, corresponding to the fixing blocks, on the supporting frames, the first guide rods penetrate through the fixing blocks, the fixing blocks are in sliding connection with the first guide rods, lifting mechanisms are fixedly arranged at the bottoms of the supporting frames, the lifting mechanisms are connected with the fixing blocks, anti-falling mechanisms are arranged on the fixing blocks and matched with the supporting frames to limit the sliding of the workbench, adjustable supporting plates are arranged on the workbench, clamping assemblies are symmetrically arranged on the surfaces of the adjustable supporting plates, and the anti-falling structure can effectively prevent the workbench from falling in the process of lifting steel structure members and welding the steel structure members.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to automatic lifting equipment for a steel structure.
Background
Steel structures are structures composed of steel materials, and are one of the main types of building structures. The structure mainly comprises steel beams, steel columns, steel trusses and other components made of section steel, steel plates and the like, and rust removal and prevention processes such as silanization, pure manganese phosphating, washing, drying, galvanization and the like are adopted. The components or parts are typically joined by welds, bolts or rivets. Because the self weight is lighter, and the construction is simple, the method is widely applied to the fields of large-scale factory buildings, venues, super high-rise buildings and the like.
When the steel structure is installed, the components such as steel beams, steel columns, steel trusses and the like are lifted to the high position by adopting lifting equipment to be welded. The invention discloses a material lifting device for high-rise building of a steel structure, which comprises a device bottom plate, wherein the top of the device bottom plate is provided with a lifting mechanism and an intelligent safety mechanism; the lifting mechanism comprises a first motor, a first motor shaft, a first bearing, a device box body, a second motor shaft, a fixed slat and a first fixed plate. According to the invention, the frame-shaped clamping plate and the second connecting plate are provided with the infrared correlation sensors, when the two infrared correlation sensors are used for correlation, the connecting plate is positioned at the bottom of the H-shaped steel, so that the H-shaped steel can be prevented from falling down and being crashed into workers, the infrared correlation sensors can send signals to an industrial control computer, the industrial control computer can control the motor synchronizer to enable the first motor and the second motor to be synchronous, the first motor synchronously rotates when the second motor rotates, and the connecting plate always moves along with the H-shaped steel in the moving process of the H-shaped steel, so that automatic safety protection is carried out. This lifting equipment is the hoist of suspension type, through tongs fixed component, there is the unstable problem of focus behind the component lifts by crane, inconvenient adjustment component's angle when the welding, and the rope of suspending also has the risk that drops simultaneously, leads to the component of suspending to drop from the high altitude, has great potential safety hazard to the operating personnel on ground.
Therefore, a steel structure automatic lifting device which is stable in structure and convenient to adjust is needed to meet the requirement of steel structure building installation.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide the automatic steel structure lifting equipment, the clamping assembly is used for clamping the components, the lifting mechanism is used for driving the workbench to stably lift or descend, the anti-falling structure can effectively prevent the workbench from falling in the process of lifting the steel structure components and welding the steel structure components, the construction safety is ensured, and meanwhile, the angle adjusting assembly is used for controlling the adjustable supporting plate to descend so as to release the limit of the angle adjusting assembly, so that the workbench descends.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides an automatic lifting equipment of steel construction, including the support frame that the symmetry set up, be equipped with the workstation between the support frame, the workstation is close to the equal symmetry in both sides of support frame and is equipped with the fixed block, correspond the vertical first guide bar of fixed block department fixed mounting on the support frame, first guide bar runs through the fixed block, fixed block and first guide bar sliding connection, support frame bottom fixed mounting lifting mechanism, lifting mechanism is connected with the fixed block, install anti-drop mechanism on the fixed block, anti-drop mechanism cooperates in order to restrict the workstation slippage with the support frame, install adjustable backup pad on the workstation, adjustable backup pad surface symmetry is equipped with the clamping component.
Still preferably, the support frame comprises an I-shaped base, a U-shaped frame is vertically and fixedly arranged on the base, a reinforcing rod which is obliquely arranged is arranged between the base and the U-shaped frame, a clamping groove is vertically formed in the inner wall of the U-shaped frame, and a plurality of limiting bosses which are uniformly and equidistantly arranged along the vertical direction are arranged in the clamping groove.
Further preferably, the lifting mechanism comprises a hydraulic lifting rod, the top end of the hydraulic lifting rod is fixedly provided with a lifting rod, chain wheels are symmetrically fixed at the two end parts of the lifting rod, the chain wheels are rotationally connected with the cross rod, a chain is arranged on the chain wheels in a surrounding manner, one end of the chain is fixedly connected with the cross rod, the cross rod is horizontally and fixedly arranged in the middle of the U-shaped frame, and the other end of the chain is fixedly connected with the fixing block.
Further preferably, the anti-falling mechanism comprises a limiting clamping block, a first mounting groove is formed in one side, close to the U-shaped frame, of the fixing block, the limiting clamping block is arranged at the opening of the first mounting groove and is rotatably connected with the inner wall of the first mounting groove through a rotating shaft, one side, far away from the U-shaped frame, of the fixing block is provided with a push-pull rod in a penetrating mode, the push-pull rod is in sliding connection with the fixing block, one end of the push-pull rod is hinged to the side wall of the upper end of the limiting clamping block, the other end of the push-pull rod penetrates through a tensioning box, one end of the push-pull rod is fixedly provided with the tensioning block, the tensioning block is connected with the tensioning block through a first spring, the top of the tensioning block is hinged to a reset rod, the upper end of the reset rod is hinged to a push block, the top of the push block is fixed to the bottom of the pressing rod, the upper end of the pressing rod is fixedly connected with the pressing plate, the pressing plate is arranged between the workbench and the adjustable supporting plate in a penetrating mode, a second guide rod is symmetrically and fixedly arranged on two sides of the bottom of the pressing plate, the lower end of the second guide rod is provided with the tensioning box, and a second spring is sleeved on the surface of the second guide rod.
Further preferably, the cross section of the limiting boss is in an inverted triangle shape, the limiting clamping block is matched with the limiting boss, the first spring is in a stretching and extending state, and the second spring is in a compressing and contracting state.
Further preferably, the workbench surface is symmetrically provided with an angle adjusting component, the angle adjusting component comprises a second mounting groove symmetrically arranged on the workbench surface, a screw rod is arranged in the second mounting groove in a penetrating manner, the screw rod is rotationally connected with the workbench, a sliding block is arranged on the screw rod and is in threaded connection with the screw rod, the screw rods on two sides are engaged with a connecting shaft through bevel gears, the connecting shaft is rotationally connected with the workbench, one screw rod is fixedly connected with an output shaft of a first motor, the top of the sliding block is hinged with a supporting rod, and the upper end of the supporting rod is hinged with the bottom of an adjustable supporting plate.
Still preferably, the clamping assembly comprises a first clamping block and a second clamping block which are symmetrically arranged, a sliding groove is formed in the surface of the adjustable supporting plate, a first rack is fixedly connected to the bottom of the first clamping block, a second rack is fixedly connected to the bottom of the second clamping block, the first rack is slidably connected with the inner wall of the upper side of the sliding groove, the second rack is slidably connected with the inner wall of the lower side of the sliding groove, a gear is arranged between the first rack and the second rack, the upper side and the lower side of the gear are respectively meshed with the first rack and the second rack, the gear is fixedly arranged on a driving shaft, the driving shaft is rotatably connected with the adjustable supporting plate, and one end of the driving shaft is meshed with an output shaft of the second motor.
Further preferably, the first clamping block comprises a bottom plate, the top of the bottom plate is symmetrically and fixedly provided with a side plate, the side plate is triangular, the top of the side plate is fixedly provided with a clamping plate, the clamping plate is obliquely arranged, the surface of the clamping plate is provided with an anti-skid groove, and the structure of the second clamping block is the same as that of the first clamping block.
The invention has the beneficial effects that:
according to the lifting mechanism disclosed by the invention, the lifting rod and the chain wheel fixed on the lifting rod are pushed to move up and down by the hydraulic lifting rod, the chain wheel and the chain are matched with each other, and meanwhile, as one end of the chain is fixed with the cross rod, one end connected with the fixed block can drive the fixed block to move up and down along the first guide rod when the chain wheel moves up and down, so that the workbench is driven to stably lift or descend.
According to the anti-falling mechanism disclosed by the invention, the push-pull rod can move towards one side far away from the limiting clamping block through the tension of the first spring and the second spring, so that the upper end of the limiting clamping block can rotate towards one side far away from the limiting boss, the limiting boss can not limit the limiting clamping block in the upward moving process of the workbench, but the lower end of the limiting clamping block can be firmly clamped by the limiting boss if the workbench falls downwards due to chain breakage or the decompression of the hydraulic lifting rod, and therefore, the anti-falling structure can ensure that the lifting device can effectively prevent the workbench from falling in the processes of lifting a steel structural member and welding the steel structural member, and the construction safety is ensured.
According to the invention, the angle or the height of the adjustable supporting plate can be adjusted by symmetrically arranging the angle adjusting components, meanwhile, the pressing plate of the anti-falling mechanism is arranged between the workbench and the adjustable supporting plate, when the anti-falling mechanism is required to work, the height of the adjustable supporting plate is controlled to be higher than that of the pressing plate by the angle adjusting components, after lifting and mounting of the steel structural member are completed, the adjustable supporting plate is controlled by the angle adjusting components to move downwards to push the pressing plate to move downwards, so that the limit clamping block of the anti-falling mechanism is reset, and the limit of the limit clamping block by the limit lug boss is released, so that the workbench is lowered.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of the steel structure automatic lifting device of the present invention;
FIG. 2 is a schematic structural view of a support frame and a lifting mechanism of the steel structure automatic lifting device of the invention;
FIG. 3 is a schematic view of the structure of the steel structure automatic lifting equipment workbench and the adjustable support plate of the invention;
FIG. 4 is a schematic structural view of an anti-falling mechanism of the steel structure automatic lifting device of the invention;
FIG. 5 is an enlarged schematic view of the present invention at position A of FIG. 4;
FIG. 6 is a cross-sectional view of a steel structure automatic lifting apparatus table of the present invention;
fig. 7 is a cross-sectional view of an adjustable support plate of the steel structure automatic lifting apparatus of the present invention.
In the figure: the device comprises a 1-supporting frame, a 2-workbench, a 3-fixed block, a 4-first guide rod, a 5-lifting mechanism, a 6-falling prevention mechanism, a 7-adjustable supporting plate, an 8-clamping assembly, a 9-base, a 10-U-shaped frame, an 11-reinforcing rod, a 12-clamping groove, a 13-limiting boss, a 14-hydraulic lifting rod, a 15-lifting rod, a 16-sprocket, a 17-cross rod, a 18-limiting clamping block, a 19-first mounting groove, a 20-push-pull rod, a 21-tensioning box, a 22-tensioning block, a 23-first spring, a 24-reset rod, a 25-push block, a 26-pressing rod, a 27-pressing plate, a 28-second guide rod, a 29-second spring, a 30-angle adjusting assembly, a 31-second mounting groove, a 32-lead screw, a 33-sliding block, a 34-connecting shaft, a 35-first motor, a 36-first clamping block, a 37-second clamping block, a 38-sliding groove, a 39-first rack, a 40-second rack, a 41-gear, a 42-driving shaft, a 43-second motor, a 44-bottom plate, a 45-46-side plate, a 45-side plate, a 48-side plate and a 48-side plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, an automatic lifting device with a steel structure comprises symmetrically arranged support frames 1, a workbench 2 is arranged between the support frames 1, fixing blocks 3 are symmetrically arranged on two sides, close to the support frames 1, of the workbench 2, a vertical first guide rod 4 is fixedly installed on the support frames 1 corresponding to the fixing blocks 3, the first guide rod 4 penetrates through the fixing blocks 3, the fixing blocks 3 are slidably connected with the first guide rod 4, a lifting mechanism 5 is fixedly installed on the bottom of the support frames 1, the lifting mechanism 5 is connected with the fixing blocks 3, an anti-falling mechanism 6 is installed on the fixing blocks 3, the anti-falling mechanism 6 is matched with the support frames 1 to limit the workbench 2 to slide, an adjustable support plate 7 is installed on the workbench 2, and clamping assemblies 8 are symmetrically arranged on the surfaces of the adjustable support plates 7.
The support frame 1 includes I-shaped base 9, and perpendicular fixed mounting U type frame 10 on the base 9 is equipped with the stiffener 11 that the slope set up between base 9 and the U type frame 10, and draw-in groove 12 has been vertically seted up to the inner wall of U type frame 10, is equipped with a plurality of spacing boss 13 that set up along the even equidistance of vertical direction in the draw-in groove 12.
The lifting mechanism 5 comprises a hydraulic lifting rod 14, a lifting rod 15 is fixedly arranged at the top end of the hydraulic lifting rod 14, chain wheels 16 are symmetrically fixed at the end parts of two ends of the lifting rod 15, the chain wheels 16 are rotatably connected with the lifting rod 15, a chain 48 is arranged on the chain wheels 16 in a surrounding mode, one end of the chain 48 is fixedly connected with a cross rod 17, the cross rod 17 is horizontally and fixedly arranged in the middle of the U-shaped frame 10, and the other end of the chain 48 is fixedly connected with the fixed block 3.
The lifting mechanism 5 of the invention pushes the lifting rod 15 and the chain wheel 16 fixed on the lifting rod 15 to move up and down through the hydraulic lifting rod 14, the chain wheel 16 and the chain 48 are matched with each other, and meanwhile, as one end of the chain 48 is fixed with the cross rod 17, one end connected with the fixed block 3 can drive the fixed block 3 to move up and down along the first guide rod 4 when the chain wheel 16 moves up and down, so that the workbench 2 is driven to lift or descend.
The anti-falling mechanism 6 comprises a limiting clamping block 18, a first mounting groove 19 is formed in one side, close to the U-shaped frame 10, of the fixing block 3, the limiting clamping block 18 is arranged at the opening of the first mounting groove 19, the middle of the limiting clamping block 18 is rotatably connected with the inner wall of the first mounting groove 19 through a rotating shaft, a push-pull rod 20 is arranged on one side, far away from the U-shaped frame 10, of the fixing block 3 in a penetrating mode, the push-pull rod 20 is slidably connected with the fixing block 3, one end of the push-pull rod 20 is hinged to the side wall of the upper end of the limiting clamping block 18, the other end of the push-pull rod 20 penetrates through the tensioning box 21, the push-pull rod 20 penetrates through the tensioning box 21 to fixedly mount the tensioning block 22, the tensioning block 22 is connected with the tensioning block 22 through a first spring 23, the top of the tensioning block 22 is hinged to a reset rod 24, the upper end of the reset rod 24 is hinged to a push block 25, the top of the push block 25 is fixed to the bottom of the pressure rod 26, the upper end of the pressure rod 26 is fixedly connected with a pressure plate 27, the pressure plate 27 is arranged between the workbench 2 and the adjustable support plate 7 in a penetrating mode, two sides of the bottom of the pressure plate 27 are symmetrically fixedly mounted with a second guide rod 28, the lower end of the second guide rod 28 penetrates through the tensioning box 21, and a second guide rod 28 is provided with a second guide rod surface 28, and a second spring 29 is arranged between the pressure plate 27 and the tensioning rod 21.
The cross section of the limiting boss 13 is in an inverted triangle shape, the limiting clamping block 18 is matched with the limiting boss 13, the first spring 23 is in a stretching and extending state, and the second spring 29 is in a compressing and contracting state.
In the anti-falling mechanism 6, the limiting clamping block 18 is rotationally connected with the first mounting groove 19, the cross section of the limiting boss 13 is inverted triangle, the first spring 23 is in a stretching and extending state, the second spring 29 is in a compressing and contracting state, so that the push-pull rod 20 moves towards one side far away from the limiting clamping block 18, the upper end of the limiting clamping block 18 rotates towards one side far away from the limiting boss 13 under the tensile force of the push-pull rod 20, the limiting boss 13 cannot limit the limiting clamping block 18 in the upward moving process of the workbench 2, but at the moment, if the chain 48 breaks or the hydraulic lifting rod 14 is out of pressure to cause the workbench 2 to fall downwards, the lower end of the limiting clamping block 18 can be firmly clamped by the limiting boss 13, and therefore, the anti-falling structure 6 can effectively prevent the workbench from falling in the welding process of lifting equipment in lifting steel structural members and steel structural members, and guaranteeing the safety of construction.
The angle adjusting assembly 30 is symmetrically arranged on the surface of the workbench 2, the angle adjusting assembly 30 comprises second mounting grooves 31 symmetrically arranged on the surface of the workbench 2, screw rods 32 penetrate through the second mounting grooves 31, the screw rods 32 are rotatably connected with the workbench 2, sliding blocks 33 are arranged on the screw rods 32, the sliding blocks 33 are in threaded connection with the screw rods 32, the screw rods 32 on two sides are meshed with connecting shafts 34 through bevel gears, threads of the screw rods 32 on two sides are opposite to each other, so that the sliding blocks 33 on two sides can move in the same direction, the connecting shafts 34 are rotatably connected with the workbench 2, one screw rod 32 is fixedly connected with an output shaft of a first motor 35, the tops of the sliding blocks 33 are hinged with supporting rods 47, and the upper ends of the supporting rods 47 are hinged with the bottoms of the adjustable supporting plates 7.
The invention can adjust the angle or the height of the adjustable support plate 7 by symmetrically arranging the angle adjusting components 30, and the adjusting principle is as follows: the first motor 35 of the angle adjusting assembly 30 on one side drives the screw rod 32 to rotate, so that the two sliding blocks 33 on the side are driven to move, the two supporting rods 47 on the side are driven to rotate, the adjustable supporting plate 7 on the side is lifted or lowered, if the adjustable supporting plate 7 is required to be lifted horizontally, the angle adjusting assemblies 30 on two sides are controlled to work synchronously, namely, the four supporting rods 47 on two sides rotate synchronously.
Meanwhile, the pressing plate 27 of the anti-falling mechanism 6 is arranged between the workbench 2 and the adjustable supporting plate 7, when the anti-falling mechanism 6 is required to work, the height of the adjustable supporting plate 7 is controlled to be higher than that of the pressing plate 27 through the angle adjusting assembly 30, after lifting and installation of a steel structural member are completed, the adjustable supporting plate 7 is controlled to move downwards through the angle adjusting assembly 30, when the bottom surface of the adjustable supporting plate 7 is attached to the top surface of the pressing plate 27, the pressing plate 27 is pushed by the adjustable supporting plate 7 to move downwards, so that the pressing rod 26 and the pushing block 25 are driven to move downwards, the push-pull rod 20 can move towards one side of the limit clamping block 18 through transmission of the reset rod 24, the upper end of the limit clamping block 18 rotates towards one side of the limit boss 13 until the limit clamping block 18 keeps a vertical state, and at the moment, no matter whether the workbench 2 is lifted or lowered, the limit boss 13 can not limit the limit clamping block 18, and the workbench 2 is driven to fall through the hydraulic lifting rod 14.
The clamping assembly 8 comprises a first clamping block 36 and a second clamping block 37 which are symmetrically arranged, a sliding groove 38 is formed in the surface of the adjustable supporting plate 7, a first rack 39 is fixedly connected to the bottom of the first clamping block 36, a second rack 40 is fixedly connected to the bottom of the second clamping block 37, the first rack 39 is slidably connected with the inner wall of the upper side of the sliding groove 38, the second rack 40 is slidably connected with the inner wall of the lower side of the sliding groove 38, a gear 41 is arranged between the first rack 39 and the second rack 40, the upper side and the lower side of the gear 41 are respectively meshed with the first rack 39 and the second rack 40, the gear 41 is fixedly mounted on a driving shaft 42, the driving shaft 42 is rotatably connected with the adjustable supporting plate 7, and one end of the driving shaft 42 is meshed with an output shaft of a second motor 43.
The clamping assembly 8 drives the gear 41 to rotate through the second motor 43, so that the first rack 39 and the second rack 40 are driven to reversely slide, the first clamping block 36 and the second clamping block 37 are driven to approach and separate, and clamping of the steel structural member is completed.
The first clamping block 36 comprises a bottom plate 44, side plates 45 are symmetrically and fixedly arranged at the top of the bottom plate 44, the side plates 45 are triangular, clamping plates 46 are fixedly arranged at the tops of the side plates 45, the clamping plates 46 are obliquely arranged, anti-skid grooves are formed in the surfaces of the clamping plates 46, and the structure of the second clamping block 37 is identical to that of the first clamping block 36.
The foregoing is merely illustrative and explanatory of the principles of the invention, as various modifications and additions may be made to the specific embodiments described, or similar thereto, by those skilled in the art, without departing from the principles of the invention or beyond the scope of the appended claims.
Claims (5)
1. The utility model provides an automatic lifting equipment of steel construction which characterized in that: the automatic lifting device comprises a supporting frame (1) which is symmetrically arranged, wherein a workbench (2) is arranged between the supporting frames (1), fixing blocks (3) are symmetrically arranged on two sides, close to the supporting frames (1), of the workbench (2), a vertical first guide rod (4) is fixedly arranged at the position, corresponding to the fixing blocks (3), of the supporting frames (1), the first guide rod (4) penetrates through the fixing blocks (3), the fixing blocks (3) are in sliding connection with the first guide rod (4), a lifting mechanism (5) is fixedly arranged at the bottom of the supporting frames (1), the lifting mechanism (5) is connected with the fixing blocks (3), an anti-falling mechanism (6) is arranged on the fixing blocks (3), the anti-falling mechanism (6) is matched with the supporting frames (1) to limit the sliding of the workbench (2), an adjustable supporting plate (7) is arranged on the workbench (2), and clamping assemblies (8) are symmetrically arranged on the surface of the adjustable supporting plate (7).
The support frame (1) comprises an I-shaped base (9), a U-shaped frame (10) is vertically and fixedly arranged on the base (9), a reinforcing rod (11) which is obliquely arranged is arranged between the base (9) and the U-shaped frame (10), a clamping groove (12) is vertically formed in the inner wall of the U-shaped frame (10), and a plurality of limiting bosses (13) which are uniformly and equidistantly arranged along the vertical direction are arranged in the clamping groove (12);
the anti-falling mechanism (6) comprises a limit clamping block (18), a first mounting groove (19) is formed in one side, close to the U-shaped frame (10), of the fixing block (3), the limit clamping block (18) is arranged at the opening of the first mounting groove (19), the middle of the limit clamping block (18) is rotatably connected with the inner wall of the first mounting groove (19) through a rotating shaft, a push-pull rod (20) is arranged on one side, far away from the U-shaped frame (10), of the fixing block (3), the push-pull rod (20) is in sliding connection with the fixing block (3), one end of the push-pull rod (20) is hinged with the side wall at the upper end of the limit clamping block (18), the other end of the push-pull rod (20) penetrates through a tensioning box (21), one end of the push-pull rod (20) penetrates through the tensioning box (21) to fixedly mount a tensioning block (22), the tensioning block (22) is connected with each other through a first spring (23), the top of the tensioning block (22) is hinged with a reset rod (24), the upper end of the reset rod (24) is hinged with a push-pull block (25), the top of the push rod (25) is in sliding connection with the bottom end of the push rod (26) and the bottom end of the push rod (26) is fixedly connected with the pressing plate (27) through the pressing plate (27) and the pressing plate (27), second guide rods (28) are symmetrically and fixedly arranged on two sides of the bottom of the pressing plate (27), the lower ends of the second guide rods (28) penetrate through the tensioning box (21), and second springs (29) are sleeved on the surfaces of the second guide rods (28) between the pressing plate (27) and the tensioning box (21);
the utility model provides a workstation (2) surface symmetry installation angle adjustment subassembly (30), angle adjustment subassembly (30) are including the symmetry seting up second mounting groove (31) on workstation (2) surface, run through in second mounting groove (31) and be equipped with lead screw (32), lead screw (32) are connected with workstation (2) rotation, be provided with slider (33) on lead screw (32), slider (33) and lead screw (32) threaded connection, lead screw (32) of both sides all mesh with connecting axle (34) through the bevel gear, connecting axle (34) are connected with workstation (2) rotation, one of them lead screw (32) are connected with the output shaft fixed of first motor (35), slider (33) top articulated bracing piece (47), bracing piece (47) upper end is articulated with adjustable backup pad (7) bottom.
2. The steel structure automatic lifting device according to claim 1, wherein: lifting mechanism (5) are including hydraulic lifting rod (14), hydraulic lifting rod (14) top fixed mounting lifting rod (15), sprocket (16) are fixed to lifting rod (15) both ends tip symmetry, sprocket (16) are connected with lifting rod (15) rotation, encircle on sprocket (16) and set up chain (48), the one end and horizontal pole (17) fixed connection of chain (48), horizontal pole (17) horizontal fixed mounting is in the middle of U type frame (10), the other end and fixed block (3) fixed connection of chain (48).
3. The steel structure automatic lifting device according to claim 1, wherein: the cross section of the limiting boss (13) is in an inverted triangle shape, the limiting clamping block (18) is matched with the limiting boss (13), the first spring (23) is in a stretching and extending state, and the second spring (29) is in a compressing and contracting state.
4. The steel structure automatic lifting device according to claim 1, wherein: the clamping assembly (8) comprises a first clamping block (36) and a second clamping block (37) which are symmetrically arranged, a sliding groove (38) is formed in the surface of the adjustable supporting plate (7), a first rack (39) is fixedly connected to the bottom of the first clamping block (36), a second rack (40) is fixedly connected to the bottom of the second clamping block (37), the first rack (39) is slidably connected with the inner wall of the upper side of the sliding groove (38), the second rack (40) is slidably connected with the inner wall of the lower side of the sliding groove (38), a gear (41) is arranged between the first rack (39) and the second rack (40), the upper side and the lower side of the gear (41) are respectively meshed with the first rack (39) and the second rack (40), the gear (41) is fixedly arranged on a driving shaft (42), the driving shaft (42) is rotatably connected with the adjustable supporting plate (7), and one end of the driving shaft (42) is meshed with an output shaft of a second motor (43).
5. The steel structure automatic lifting device according to claim 4, wherein: the first clamping block (36) comprises a bottom plate (44), side plates (45) are symmetrically and fixedly arranged at the tops of the bottom plate (44), the side plates (45) are triangular, clamping plates (46) are fixedly arranged at the tops of the side plates (45), the clamping plates (46) are obliquely arranged, anti-slip grooves are formed in the surfaces of the clamping plates (46), and the second clamping block (37) is identical to the first clamping block (36).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211345771.5A CN115492406B (en) | 2022-10-31 | 2022-10-31 | Automatic lifting equipment for steel structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211345771.5A CN115492406B (en) | 2022-10-31 | 2022-10-31 | Automatic lifting equipment for steel structure |
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| CN115492406A CN115492406A (en) | 2022-12-20 |
| CN115492406B true CN115492406B (en) | 2024-02-23 |
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| CN116220431B (en) * | 2023-04-26 | 2023-07-18 | 山西路桥景泰房地产开发有限公司 | Building roof beam strutting arrangement |
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| CN115492406A (en) | 2022-12-20 |
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