CN-116713674-B - Supporting and protecting mechanism and method for building steel structure

CN116713674BCN 116713674 BCN116713674 BCN 116713674BCN-116713674-B

Abstract

The invention discloses a supporting and protecting mechanism and a method for a building steel structure, belonging to the technical field of steel structure processing equipment, wherein the supporting and protecting mechanism comprises a bottom supporting frame, a first side frame and a slidable second side frame which are fixedly connected are arranged above the bottom supporting frame, the side of the first side frame is provided with a bottom jacking component and a first clamping component, one end of the second side frame is provided with a bottom adjusting component, the side of the second side frame is provided with a second clamping component, and a rotary limiting block is arranged in the second side frame. The support protection mechanism can effectively carry out welding support protection on the steel structure, avoids the limitation of the existing simple clamp, can be adjusted according to the steel structure style required to be welded, greatly improves the welding precision, avoids manual debugging time, improves the working efficiency, can weld the steel structure to carry out rotation adjustment according to the requirement, and can also carry out corresponding adjustment on the special-shaped inclined steel structure welding piece.

Inventors

GAO XIANZHI
LI KAI
SUN GUOWU
PENG GANG
Tu Yougong

Assignees

安徽同济建设集团有限责任公司

Dates

Publication Date: 20260508
Application Date: 20230719

Claims (5)

1. The support protection mechanism for the building steel structure comprises a bottom support frame (1), and is characterized in that a first side frame (2) and a second slidable side frame (6) which are fixedly connected are arranged above the bottom support frame (1), a bottom jacking component (3) and a first clamping component (4) are arranged on the side face of the first side frame (2), a bottom adjusting component (5) is arranged at one end of the second side frame (6), a second clamping component (7) is arranged on the side face of the second side frame (6), and a rotary limiting block (8) is arranged in the second side frame (6); The bottom jacking assembly (3) comprises a rotating shaft (32), a first positioning hole (321) penetrating through one end of the rotating shaft (32) is formed in the other end of the rotating shaft (32), a first gear (322) fixedly connected with the rotating shaft, a first electric cylinder (34) and a first motor (35) are arranged on the side face of the first bracket (31), a limiting column (341) fixedly connected with the telescopic end of the first electric cylinder (34) is arranged on the rotating shaft of the first motor (35), a second gear (351) fixedly connected with the rotating shaft is arranged on the rotating shaft (35), the second gear (351) is meshed with the first gear (322), a second electric cylinder (33) fixedly connected with the rotating shaft (32), a first jacking plate (331) fixedly connected with the telescopic end of the second electric cylinder (33) is arranged on the telescopic end of the second electric cylinder (33), the first positioning hole (321) is concentric with the limiting column (341), and the limiting column (341) can be inserted into the first positioning hole (321) to be fixedly limited; The first clamping assembly (4) comprises a movable and rotatable third side frame (42), the horizontal time interval between the third side frame (42) and the first side frame (2) is adjustable, a plurality of groups of second connecting frames (44) are arranged on the third side frame (42), first pushing blocks (441) which are in rotary connection are arranged in the second connecting frames (44), and the second connecting frames (44) are in XY-axis crossed arrangement; The bottom adjusting assembly (5) comprises a movable second moving frame (51), a third electric cylinder (53) and a fourth electric cylinder (54) which are fixedly connected are arranged below the second moving frame (51), a second lifting plate (531) which is fixedly connected is arranged at the telescopic end of the third electric cylinder (53), a third lifting plate (541) which is fixedly connected is arranged at the telescopic end of the fourth electric cylinder (54), a fifth electric cylinder (55) is arranged on the side face of the second moving frame (51), the fifth electric cylinder (55) pushes the second moving frame (51) to move, and the second lifting plate (531) is arranged below the limiting block (8); The second side frame (6) is fixed on the second movable frame (51), a through rotary slot (61) is formed in the second side frame (6), and the limiting block (8) rotates in the rotary slot (61); The rotary grooving (61) is internally provided with rotary holes (611) and second positioning holes (612) distributed in an array, the back of the second side frame (6) is provided with a first electric sliding table (62), a second electric sliding table (63) and a third electric sliding table (64) which are fixedly connected, the sliding end of the first electric sliding table (62) is provided with a fourth lifting plate (621) which is fixedly connected, the sliding end of the second electric sliding table (63) is provided with a fifth lifting plate (631) which is fixedly connected, the sliding end of the third electric sliding table (64) is provided with a sixth lifting plate (641) which is fixedly connected, and the third lifting plate (541) is arranged below the fourth lifting plate (621), the fifth lifting plate (631) and the sixth lifting plate (641); The upper end and the lower end of the limiting block (8) are respectively provided with a rotating column (81), the rotating columns (81) are rotationally connected with the rotating holes (611), the upper end of the limiting block (8) is provided with third positioning holes (82) distributed in an array manner, and when the limiting block (8) is horizontal to the second side frame (6), the third positioning holes (82) are concentric with the second positioning holes (612); The limiting block (8) is provided with symmetrically distributed first guide plates (83), the front ends of the first guide plates (83) are inclined edges, the back surfaces of the first guide plates (83) are provided with first dampers (831) distributed in an array, and square pipes and rectangular pipes are inserted into the first guide plates (83); The other side of the limiting block (8) is provided with a fixedly connected mounting frame (84), a movable second guide plate (85) is arranged in the mounting frame (84), second dampers (851) distributed in an array are arranged between the second guide plate (85) and the mounting frame (84), both sides of the mounting frame (84) are provided with third guide plates (86), the front ends of the third guide plates (86) are inclined edges, and third dampers (861) distributed in an array are arranged between the third guide plates (86) and the mounting frame (84); springs are arranged outside the first damper (831), the second damper (851) and the third damper (861).
2. The supporting and protecting mechanism for the building steel structure according to claim 1, wherein the first side frame (2) is internally provided with insertion plates (22) distributed in an array, and the insertion plates (22) support welding pieces.
3. The supporting and protecting mechanism for the building steel structure according to claim 2, wherein the second clamping assembly (7) comprises a rotatable third connecting frame (71), a second screw rod (72) in threaded fit is arranged in the third connecting frame (71), a first pushing plate (73) and a second pushing plate (74) which are in rotary connection are arranged at one end of the second screw rod (72), a rotary table which is fixedly connected is arranged at the other end of the second screw rod (72), two groups of magnet stones (731) which are symmetrically distributed are arranged on the first pushing plate (73), four groups of iron sheets (741) which are arranged in a cross shape are arranged on the second pushing plate (74), the position of the second pushing plate (74) relative to the first pushing plate (73) can be adjusted through rotation at an angle of 90 degrees each time, and the magnet stones (731) absorb the iron sheets (741) for positioning.
4. A supporting and protecting mechanism for a building steel structure according to claim 3, wherein the supporting angle of the first lifting plate (331) can be changed, and the joint of the first pushing plate (73), the second pushing plate (74) and the second screw rod (72) is changed into a universal joint structure.
5. A support and protection method of a support and protection mechanism for a construction steel structure according to claim 4, comprising the steps of: Selecting one surface of a proper limiting block (8) according to a vertical welding piece to be clamped, selecting a first guide plate (83) when square pipes and rectangular pipes are required to be clamped, selecting a second guide plate (85) and a third guide plate (86) when I-steel is required to be clamped, fixing the limiting block (8) in a rotary slot (61) after selection is completed, then installing the vertical welding piece into the limiting block (8), and pushing the vertical welding piece by a second jacking plate (531) to adjust the height; when the lowest end side surface of the vertical welding piece is required to be welded, the vertical welding piece and a limiting block (8) are installed for supporting protection, a second clamping cylinder (75) drives a third connecting frame (71) to rotate and horizontally contact a second side frame (6), a second lead screw (72) is rotated to push a second pushing plate (74) to be in contact with the vertical welding piece for locking, the transverse welding piece is placed on a third lifting plate (541) and a first lifting plate (331) for supporting, the height of the transverse welding piece relative to the vertical welding piece is adjusted by the third lifting plate (541) and the first lifting plate (331), the third side frame (42) is rotated to be closed, a first lead screw (45) is rotated to drive a first pushing block (441) to move forward to press the transverse welding piece, a fifth electric cylinder (55) is pushed to move forward to be in contact with the transverse welding piece, then a welding device is used for welding, and after welding is completed, a first clamping assembly (4) and a second clamping assembly (7) are unlocked, and the fifth electric cylinder (55) drives the whole welding piece to move backwards; When a plurality of groups of transverse welding pieces are required to be welded on the side surfaces of the vertical welding pieces, the positioning welding is required to be carried out downwards from the upper ends of the vertical welding pieces in sequence, when the lengths of the transverse welding pieces are longer, inserting an inserting plate (22) into an inserting groove (21), placing the transverse welding pieces on the inserting plate (22) with a designated height, enabling the two ends of the steel pieces to drop down when the lengths of the steel pieces are longer, finely adjusting the heights of welding ends of a fourth lifting plate (621), a fifth lifting plate (631) or a fourth lifting plate (621) and a sixth lifting plate (641), enabling a first clamping assembly (4) and a second clamping assembly (7) to movably lock the welding pieces, enabling a fifth electric cylinder (55) to push the vertical welding pieces to move forwards to contact the transverse welding pieces, enabling contact surfaces of the two transverse welding pieces to be vertical, then enabling a welding device to weld, enabling the first clamping assembly (4) and the second clamping assembly (7) to move backwards and unlock after welding is completed, enabling the whole welding pieces to be driven to move backwards, and removing the whole welding pieces; when the welding piece is inclined, the connection mode of the first pushing plate (73), the second pushing plate (74) and the second screw rod (72) is replaced, the rotating shaft (32) is unlocked, the first motor (35) drives the rotating shaft (32) and the first lifting plate (331) to rotate at an angle, then the second electric cylinder (33) pushes the first lifting plate (331) to ascend, so that the first lifting plate (331) supports the inclined bottom of the transverse welding piece, and the second pushing plate (74) and the first pushing block (441) rotate and fit along the inclined surface of the welding piece when contacting the side surface of the transverse welding piece.

Description

Supporting and protecting mechanism and method for building steel structure Technical Field The invention relates to a supporting and protecting mechanism, in particular to a supporting and protecting mechanism and method for a building steel structure, and belongs to the technical field of steel structure processing equipment. 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 an antirust process is 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, bridges and the like. Steel structures are prone to rust, and generally steel structures are subject to rust removal, galvanization or paint and periodic maintenance. Because can adopt different steel materials to weld in the steel construction, like square pipe, rectangular pipe and I-steel etc. consequently, need have special bearing structure when welding to need have better centre gripping safeguard function, thereby prevent deformation and position deformation when welding, but common support safeguard structure mostly uses on single steel material, need carry out the dismantlement that supports centre gripping safeguard structure when changing different steel materials at every turn and change, need the manual work to adjust and operate, the position accuracy is difficult to obtain guaranteeing, moreover because the structure of the appearance characteristic prepositioning of different steel materials also need improve. Disclosure of Invention Aiming at the defects of the prior art, the invention aims to provide a supporting and protecting mechanism and a supporting and protecting method for a building steel structure, so as to solve the problems in the prior art. The aim of the invention can be achieved by the following technical scheme: The building steel structure is with supporting protection mechanism, and supporting protection mechanism includes the bottom sprag frame, the bottom sprag frame top is equipped with fixed connection's first side bearer and slidable second side bearer, and first side bearer side is equipped with bottom jacking subassembly and first clamping assembly, and second side bearer one end is equipped with bottom adjustment subassembly, and second side bearer side is equipped with second clamping assembly, is equipped with pivoted stopper in the second side bearer. Preferably, the first side frame is internally provided with plugboards distributed in an array, and the plugboards support the welding pieces. Preferably, the bottom jacking component comprises a rotating shaft, a first positioning hole penetrating through the rotating shaft is formed in one end of the rotating shaft, a first gear fixedly connected with the other end of the rotating shaft is arranged on the side face of the first support, a first electric cylinder and a first motor are arranged on the side face of the first support, a limiting column fixedly connected with the first motor is arranged at the telescopic end of the first electric cylinder, a second gear fixedly connected with the first gear is arranged on the rotating shaft of the first motor and meshed with the first gear, a second electric cylinder fixedly connected with the rotating shaft is arranged at the telescopic end of the second electric cylinder, a first jacking plate fixedly connected with the first positioning hole is concentric with the limiting column after the second electric cylinder rotates vertically, and the limiting column can be inserted into the first positioning hole to be limited and fixed. Preferably, the first clamping assembly comprises a movable and rotatable third side frame, the horizontal time interval between the third side frame and the first side frame is adjustable, a plurality of groups of second connecting frames are arranged on the third side frame, first pushing blocks which are rotationally connected are arranged in the second connecting frames, and the second connecting frames are arranged in an XY axis cross mode. Preferably, the bottom adjusting component comprises a movable second movable frame, a third electric cylinder and a fourth electric cylinder which are fixedly connected are arranged below the second movable frame, a second jacking plate which is fixedly connected is arranged at the telescopic end of the third electric cylinder, a third jacking plate which is fixedly connected is arranged at the telescopic end of the fourth electric cylinder, a fifth electric cylinder is arranged on the side face of the second movable frame, the fifth electric cylinder pushes the second movable frame to move, and the second jacking plate is arr