CN113927236A - Welding tool and welding method for main channel steel frame of suspension cage of construction elevator - Google Patents
Welding tool and welding method for main channel steel frame of suspension cage of construction elevator Download PDFInfo
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- CN113927236A CN113927236A CN202111309433.1A CN202111309433A CN113927236A CN 113927236 A CN113927236 A CN 113927236A CN 202111309433 A CN202111309433 A CN 202111309433A CN 113927236 A CN113927236 A CN 113927236A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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Abstract
The invention discloses a welding tool for a main channel steel frame of a construction elevator cage, which comprises a support, a welding platform, a main channel positioning device, a main channel clamping device, a main connecting plate positioning device, a bent plate positioning device, a connecting plate positioning device, a small channel steel seat positioning device, a lower bearing wheel mounting hole positioning device, a seat plate positioning device, a connecting plate positioning device and a driving device. Can realize accomplishing the welding on the frock, it can greatly reduce welding deformation to be aided with quick fixture clamping position, or possess the ability of preapring for an unfavorable turn of events shape, guarantees each locating part size simultaneously.
Description
Technical Field
The invention relates to the technical field of construction elevators, in particular to a welding tool and a welding method for a main channel steel frame of an elevator cage.
Background
The construction elevator is a manned cargo-carrying construction machine frequently used in building construction, mainly plays a role in conveying building workers and building materials to high altitude, and mainly comprises a guide rail frame, a suspension cage, a driving device, a safety device, an electric control system and the like. The gear in the driving device is meshed with the rack on the guide rail frame for transmission to provide an up-and-down climbing lift force, and the upper and lower bearing wheels and the edge rollers in the suspension cage provide guarantee for the attachment of the suspension cage on the guide rail frame. The upper and lower bearing wheels and the side idler wheels are installed on the suspension cage through the suspension cage main channel steel frame, the main structure of the suspension cage is formed by welding an upper frame and a lower frame with the main channel steel frame, and the driving device is connected with the suspension cage through a connecting plate on the suspension cage main channel steel frame so as to drive the suspension cage to operate. Therefore, the manufacturing precision of the main channel steel frame of the suspension cage is related to the stability of the relative movement of the suspension cage and the guide rail frame, the overall production quality of the suspension cage and the transmission effect of the suspension cage and the driving device, and further important influences are generated on the stability of the operation of the suspension cage, the riding comfort, the service life of equipment and the like.
The suspension cage main channel steel frame is formed by welding a connecting plate connected with a driving plate frame, a small channel steel for mounting a bearing wheel, a seat plate for mounting an edge roller and a driving plate connecting plate for mounting a safety plate frame on a main frame, wherein the two cold-bent channel steels are welded and connected through a rectangular pipe, a main connecting plate and a plurality of bent plates to form the main frame.
At present, the main method for welding the main channel steel frame of the suspension cage is to utilize the rigidity of the material, mark and position each welding position according to the design size, then utilize a simple tool to position and fix each part during spot welding, improve the structural rigidity by assisting with a reinforcing support rod after the integral spot welding is finished, and finally perform repair welding. According to the method, due to welding thermal deformation in the welding process and asymmetry of structures on two sides of wing plates of the cold-bent channel steel, after welding is completed and cooling is carried out, the distance between the non-welding connection sides of the main frame in the back direction is reduced, parallelism of the two cold-bent main channel steels cannot be guaranteed, positioning sizes of other parts welded on the main channel steels are further greatly influenced, the precision of the whole product cannot be met, and even after welding, correction cannot meet the design requirements of all structural parts.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the welding tool and the welding method for the main channel steel frame of the elevator cage, which can realize welding on the tool, can greatly reduce welding deformation by being assisted with rapid clamping and positioning of a clamp, or has deformation prevention capability, and simultaneously ensures the size of each positioning part.
In order to achieve the technical purpose, the invention provides the following scheme: a welding tool for a main channel steel frame of a construction elevator cage comprises a support, a welding platform, a main channel positioning device, a main channel clamping device, a main connecting plate positioning device, a bent plate positioning device, a connecting plate positioning device, a small channel steel seat positioning device, a lower bearing wheel mounting hole positioning device, a seat plate positioning device, a connecting plate positioning device and a driving device,
the welding platform comprises a welding platform frame body and central shafts at two ends of the welding platform frame body, wherein the central shaft at one end is connected with the driving end support through the bearing with the seat to form a driving shaft, and the central shaft at the other end is connected with the driven end support through another bearing with the seat to form a driven shaft; the driving device is arranged on the driving end bracket, the driving end of the driving device is connected with the driving shaft, and the welding platform frame body is provided with an ear plate;
a plurality of main tank positioner and main tank clamping device pass through locating pin and bolted connection in welding platform support body both sides, and a plurality of main yoke plate positioner and bent plate positioner pass through bolted connection in welding platform support body top, and yoke plate positioner installs on the welding platform support body, and the small trough steel positioning seat, lower bearing wheel mounting hole positioner and bedplate positioner all install in welding platform support body both sides through locating pin and bolt, and yoke plate positioner installs the part location in welding platform support body both sides.
The main groove positioning device comprises a main groove positioning seat, a positioning wheel and a positioning wheel mounting shaft, the positioning wheel is sleeved on the positioning wheel mounting shaft, and the positioning wheel mounting shaft penetrates through the main groove positioning seat;
the main groove clamping device comprises a main groove clamping base, a main groove height positioning block, a clamping plate, an installation sleeve, a clamping screw and a rocker, wherein the main groove height positioning block is connected to the main groove clamping base;
the main connecting plate positioning device comprises a main connecting plate, a main connecting plate height positioning block and a main connecting plate limiting block, wherein the main connecting plate height positioning block is arranged on the bottom surface of the main connecting plate, and the main connecting plate limiting block is arranged at one end of the main connecting plate;
the bent plate positioning device comprises a bent plate positioning block.
In the technical scheme, the connecting plate positioning device comprises a connecting plate positioning shaft, a fixing nut, an outer ear seat plate shaft sleeve and an inner ear seat plate shaft sleeve, the outer ear seat plate shaft sleeve and the inner ear seat plate shaft sleeve are fixed in holes corresponding to the ear seat plates on the welding platform frame body through bolts, and the connecting plate positioning shaft is of a stepped structure and is arranged on the ear seat plates and the connecting plate in a penetrating mode.
In the technical scheme, the small channel steel positioning device comprises a small channel steel positioning seat, a small channel steel positioning block, a jacking handle and a small channel steel seat, wherein the small channel steel positioning seat is connected with the two sides of the welding platform frame body through a positioning pin and a bolt, and the small channel steel positioning block is installed on the surface of the small channel steel positioning block, so that the back distance between the two small channel steel seats is positioned, and the jacking handle compresses the small channel steel seat from the outer side.
In the technical scheme, the lower bearing wheel mounting hole positioning device comprises a horizontal quick clamp, a positioning pin shaft, a positioning sleeve and a positioning baffle, the positioning sleeve is installed in a positioning hole of the welding platform frame body, the positioning baffle is installed on the outer side of the welding platform frame body, and one end of the positioning pin shaft is connected to the horizontal quick clamp.
In the technical scheme, bedplate positioner includes limit gyro wheel hole positioning seat and bedplate positioning fixture, bedplate positioning fixture includes eccentric wheel, bolt, handle, location axle, location spacer bush, picture peg, limit gyro wheel hole positioning seat passes through locating pin and bolt assembly in the side of welded platform support body, and higher authority processing has limit gyro wheel locating hole, and the location axle once passes limit gyro wheel hole positioning seat, the master groove, the hole on the bedplate and fixes a position it, and the location axle passes through the bolt and is connected with the eccentric wheel, is connected with the handle on the eccentric wheel, and the picture peg cover is established in location epaxial end.
In the technical scheme, the yoke plate positioning device comprises a yoke plate positioning pin, a vertical quick clamp and a yoke plate positioning seat, the yoke plate positioning seat is connected to the side edge of the welding platform frame body through a positioning pin and a bolt, a yoke plate positioning hole is formed in the yoke plate positioning pin, the yoke plate positioning pin positions the yoke plate through the hole yoke plate positioning hole in the yoke plate positioning seat, and the yoke plate is clamped through the vertical quick clamp.
In the technical scheme, the driving device comprises a large gear and a small gear which are meshed with each other, a brake motor, a speed reducer and an electric control box.
A welding method for a main channel steel frame of a construction elevator cage comprises the following steps:
placing a main groove between a main groove clamping device and a main groove positioning device and above a seat plate positioning seat, and placing a main yoke plate, a bottom beam and a bent plate at corresponding positions above the main yoke plate positioning device and the bent plate positioning device on a welding platform;
secondly, positioning a lower bearing wheel mounting hole on the main tank by using a lower bearing wheel mounting hole positioning device, and clamping the main tank by using a main tank clamping device and a main tank positioning device in a matching manner;
thirdly, positioning and fixing the connecting plate by using a connecting plate positioning device, positioning and fixing the small-groove steel seat by using a small-groove steel seat positioning device, positioning and fixing the seat plate by using a seat plate positioning device and positioning and fixing the connecting plate by using a connecting plate positioning device;
welding the main groove with the main connecting plate, the bottom beam and the bent plate, and then welding the connecting plate, the small groove steel seat, the seat plate and the welding line between the connecting plate and the main groove;
and step five, completing welding, after the welding is fully cooled, loosening each pressing device, taking out the positioning pin, and taking out the product.
In the above technical scheme, in the fourth step, the driving device can be used for driving the welding platform to turn over in the welding process, so that the optimal welding angle is ensured.
The invention has the beneficial effects that: the influence of welding deformation of the main structure on the matching part is eliminated or reduced by positioning, clamping and deformation correction of the main channel steel frame, and the product quality is improved by accurately positioning the matching part; meanwhile, the welding sequence is changed, the welding seams of the main groove, the main connecting plate, the bottom beam and the bent plate are welded firstly, and then other parts are welded, so that the influence of the welding deformation of the main groove and the main connecting plate on other parts is reduced, and the influence of stress concentration and structural deformation caused by the concentration of the welding seams on the accurately positioned parts is correspondingly reduced; the rapid clamp is used for compressing and positioning, so that the working efficiency and the labor intensity are improved, and the roller is used for facilitating and rapidly assembling and disassembling the workpiece.
Drawings
Fig. 1 is a general front view of the tool.
Fig. 2 is a general plan view of the tooling.
Fig. 3 is a schematic structural diagram of the support, the welding platform and the driving device.
Fig. 4 is a schematic structural diagram of a main groove positioning device and a main groove clamping device.
Fig. 5 is a schematic structural view of the main link plate positioning device.
Fig. 6 is a schematic view of the working state of the main link plate positioning device and the bent plate positioning device.
Fig. 7 is a schematic view of the operation of the gusset positioning device.
Fig. 8 is a schematic view of the operation of the positioning device for the small-slot steel seat.
Fig. 9 is a schematic structural view of a lower bearing wheel mounting hole positioning device.
Fig. 10 is a schematic use view of fig. 9.
Fig. 11 is an operation diagram of the seat plate positioning device.
Fig. 12 is a schematic view of the operation of the yoke plate positioning device.
FIG. 13 is a schematic structural view of a main channel steel frame.
The welding platform comprises a support 1, a support, a welding platform 2, a welding platform 3, a main groove positioning device, a main groove clamping device 4, a main connecting plate positioning device 5, a main connecting plate positioning device 6, a bent plate positioning device 7, a connecting plate positioning device 8, a small groove steel seat positioning device 9, a lower bearing wheel mounting hole positioning device 10, a seat plate positioning device 11, a connecting plate positioning device 12, a driving device 13, a driving end support 14, a driven end support 15, a seated bearing 16, a driven shaft 17, a welding platform support 18, a driving shaft 19, an ear plate 20, a large gear 21, a small gear 22, a brake motor and a reducer 23, an electric cabinet 24, a main groove positioning seat 25, a positioning wheel 26, a positioning wheel mounting shaft 27, a main groove clamping device base 28, a main groove height positioning block 29, a clamping plate 30, a mounting sleeve 31, a clamping screw rod 32, a main groove positioning block 32, a connecting plate, a driving shaft 12, a driving device 13, a driving end support, a driven shaft 14, a driven shaft 16, a driven shaft 17, a welding platform support frame 18, a driving shaft 19, an ear plate, a lug plate, a positioning block, a positioning wheel, a positioning plate, a positioning wheel, a positioning, Rocker 33, main link plate height positioning block 34, main link plate 35, main link plate limiting block 36, positioning block 37, bent plate 38, link plate positioning shaft 39, link plate 40, fixing nut 41, ear seat plate outer shaft sleeve 42, ear seat plate inner shaft sleeve 43, small channel steel positioning seat 44, small channel steel positioning block 45, tightening handle 46, small channel steel seat 47, horizontal quick clamp 48, positioning pin 49, positioning sleeve 50, positioning baffle 51, side roller hole positioning seat 52, eccentric wheel 53, bolt 54, handle 55, positioning shaft 56, positioning spacer 57, inserting plate 58, seat plate 59, main channel 60, link plate 61, link plate positioning pin 62, vertical quick clamp 63, link plate positioning seat 64, main channel steel frame 65, bottom beam 66, side roller mounting hole 67, upper bearing wheel mounting hole, 68. lower bearing wheel mounting hole.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
As shown in FIG. 13, the main channel steel frame is a structure of a main channel steel frame, which is provided with a main connecting plate 34, a bent plate 37, a connecting plate 39, a seat plate 58, a main channel 59, a connecting plate 60, a main channel steel frame 64, a bottom beam 65, an edge roller mounting hole 66, an upper bearing wheel mounting hole 67 and a bearing wheel mounting hole 68,
as shown in fig. 1 to 12, the welding tool for the main channel steel frame of the construction elevator cage comprises a support 1, a welding platform 2, a main channel positioning device 3, a main channel clamping device 4, a main connecting plate positioning device 5, a bent plate positioning device 6, a connecting plate positioning device 7, a small channel steel seat positioning device 8, a lower bearing wheel mounting hole positioning device 9, a seat plate positioning device 10, a connecting plate positioning device 11 and a driving device 12,
the support 1 comprises a driving end support 13, a driven end support 14 and a bearing with a seat 15, the bearing with the seat 15 is installed on the support, the welding platform comprises a welding platform frame body 17 and central shafts at two ends of the welding platform frame body, the central shaft at one end is connected with the driving end support through the bearing with the seat to form a driving shaft 18, and the central shaft at the other end is connected with the driven end support through another bearing with a seat to form a driven shaft 16; the driving device 12 is installed on the driving end bracket, the driving end of the driving device is connected with the driving shaft 18, and the ear plate 19 is arranged on the welding platform frame body 17;
a plurality of main trough positioner 3 and main trough clamping device 4 pass through locating pin and bolted connection in welding platform support body 17 both sides, and a plurality of main yoke plate positioner and bent plate positioner pass through bolted connection in welding platform support body top, and yoke plate positioner installs on the welding platform support body, and the small trough steel positioning seat, lower bearing wheel mounting hole positioner and bedplate positioner all install in welding platform support body both sides through locating pin and bolt, and yoke plate positioner installs the part location in welding platform support body both sides.
The main groove positioning device 3 comprises a main groove positioning seat 24, a positioning wheel 25 and a positioning wheel mounting shaft 26, the positioning wheel 25 is sleeved on the positioning wheel mounting shaft 26, and the positioning wheel mounting shaft 26 is arranged in the main groove positioning seat 24 in a penetrating manner;
the main trough clamping device 4 comprises a main trough clamping base 27, a main trough height positioning block 28, a clamping plate 29, an installation sleeve 30, a clamping screw 31 and a rocker 32, wherein the main trough height positioning block 28 is connected to the main trough clamping base 27, the clamping plate 29 is connected with the clamping screw 31 through the installation sleeve 30, the rocker 32 is arranged on the clamping screw 31, and the clamping screw 31 is rotatably connected to one end of the main trough clamping base 27;
the main yoke plate positioning device 5 comprises a main yoke plate 34, a main yoke plate height positioning block 33 and a main yoke plate limiting block 35, wherein the main yoke plate height positioning block 33 is arranged on the bottom surface of the main yoke plate 34, and the main yoke plate limiting block 35 is arranged at one end of the main yoke plate;
the bending plate positioning device 6 comprises a bending plate positioning block 36.
The main groove positioning device 3 and the main groove clamping device 4 are matched for use and are assembled on two sides of the welding platform frame body 17 through positioning pins and bolts; the main connecting plate positioning device 5 and the bent plate positioning device 6 are assembled above the welding platform frame body 17 through bolts; the connecting plate positioning device 7 is assembled at an ear plate 19 on the welding platform frame body 17; the small-groove steel seat positioning device 8, the lower bearing wheel mounting hole positioning device 9 and the seat plate positioning device 10 are assembled on two sides of the welding platform frame body 17 through positioning pins and bolts; the yoke plate positioning device 11 is positioned by components assembled on two sides of the welding platform frame body 17, and is further positioned and clamped by components assembled above the welding platform.
The main groove clamping device base 27 is assembled on two sides of the welding platform frame body 17 through a positioning pin and a bolt, the positioning height of the main groove height positioning block 28 can be adjusted through a gasket, the clamping screw 31 moves back and forth through the rotation of the rocker 32, and the clamping plate 29 is driven to move back and forth to press or unload a workpiece; the clamping screw 31 can move back and forth faster and more stably by using trapezoidal threads, the head of the clamping screw 31 is designed to be spherical and is matched with the mounting sleeve 30 for use, so that the clamping plate 29 is always in a vertical downward state, and the use of the main tank clamping device 4 is more convenient.
Through accurate control of the size, the main link plate height positioning block 33 can position the main link plate 34 in the height direction, and the main link plate limiting block 35 can position the main link plate 34 in the main groove direction; the positioning block 36 can simultaneously position the height direction and the main groove direction of the bent plate 37.
In the above technical solution, the connecting plate positioning device 7 includes a connecting plate positioning shaft 38, a fixing nut 40, an outer ear seat plate shaft sleeve 41 and an inner ear seat plate shaft sleeve 42, the outer ear seat plate shaft sleeve and the inner ear seat plate shaft sleeve are fixed in the corresponding hole of the ear seat plate on the welding platform frame body through bolts to prevent the abrasion of the welding platform frame body 17, and the connecting plate positioning shaft is of a step structure and is arranged on the ear seat plate and the connecting plate 39 in a penetrating manner. The position and the size of the processing hole on the connecting plate 39 are ensured by the positioning of the hole and the design of the distance; the fixing nut 40 clamps and positions the coupling plate 39 on the other side.
In the above technical scheme, the small channel steel positioning device 8 includes a small channel steel positioning seat 43, a small channel steel positioning block 44, a jacking handle 45 and a small channel steel seat 46, the small channel steel positioning seat is connected with two sides of the welding platform frame body 17 through a positioning pin and a bolt, and the small channel steel positioning block is installed on the surface of the small channel steel positioning block, so that the back space between the two small channel steel seats is positioned, and the jacking handle compresses the small channel steel seats from the outer side.
The tight handle 45 in top passes through threaded connection on little channel steel locating piece 44 through last bearing wheel mounting hole, avoids lug connection on little channel steel locating seat 43, prevents to scrap because of threaded wear makes little channel steel locating seat 43, still can use the gasket to adjust the interval.
In the above technical scheme, lower bearing wheel mounting hole positioner 9 includes quick anchor clamps 47 of level, positioning pin 48, position sleeve 49 and positioning baffle 50, and the position sleeve is installed in the locating hole of welding platform support body, and positioning baffle installs the outside at the welding platform support body, and positioning pin one end is connected to the quick anchor clamps of level.
The whole processing has the locating hole on the welding platform support body 17 in man-hour, and the position sleeve 49 is downthehole by the transition fit assembly, and the assembly of locating baffle 50 is in the welding platform support body 17 outside, and the positioning pin axle 48 runs through in the welding platform support body 17 and realizes the location to bearing wheel mounting hole down, and the quick anchor clamps 47 of level can make the loading and unloading of positioning pin axle 48 become convenient and fast.
In the technical scheme, the seat plate positioning device 10 comprises a side roller hole positioning seat 51 and a seat plate positioning fixture, the seat plate positioning fixture comprises an eccentric wheel 52, a plug pin 53, a handle 54, a positioning shaft 55, a positioning spacer 56 and a plug plate 57, the side roller hole positioning seat is assembled on the side edge of the welding platform frame body through a positioning pin and a bolt, a side roller positioning hole is processed on the side roller hole positioning seat, the positioning shaft once penetrates through the side roller hole positioning seat, a main groove and a hole in the seat plate and positions the side roller hole positioning seat, and the positioning shaft is connected with the eccentric wheel through the plug pin so as to rotate a certain angle around the eccentric wheel 52; the eccentric wheel is connected with a handle, and the inserting plate is sleeved at the upper end of the positioning shaft.
The positioning spacer 56 can position the seat plate 58 at a distance from the height of the main groove 59; the insertion plate 57 is inserted into the groove of the positioning shaft 55 so that the positioning shaft 55 is not removed. During clamping, the eccentric wheel 52 is driven by the pull-down handle 54 to rotate, the positioning shaft 55 retracts to tighten the inserting plate 57, and clamping and positioning of the seat plate 58 and the main groove 59 at the position of the side roller positioning hole are achieved.
In the above technical scheme, the yoke plate positioning device 11 includes yoke plate positioning pin 61, perpendicular quick anchor clamps 62 and yoke plate positioning seat 63, and yoke plate positioning seat 63 passes through locating pin and bolted connection at the side of welding platform support body to be equipped with the yoke plate locating hole, the yoke plate locating pin fixes a position the yoke plate through the hole yoke plate locating hole on the yoke plate positioning seat, and presss from both sides tight location through perpendicular quick anchor clamps.
In the above technical solution, the driving device 12 includes a large gear 20 and a small gear 21 engaged with each other, a brake motor and reducer 22, and an electric control box 23. The electric cabinet 23 controls the electric power input, the brake motor and the speed reducer 22 provide power for the welding tool, and the driving shaft 18 is driven to rotate through the meshing of the large gear 20 and the small gear 21, so that the welding platform 2 can rotate to the optimal angle during the welding operation.
A welding method for a main channel steel frame of a construction elevator cage comprises the following steps:
the main groove 59 is placed on the main groove height positioning blocks 28 in the main groove clamping devices 4 on the two sides of the welding platform frame body 17, the lower bearing wheel mounting hole is positioned by using the positioning pin shaft 48 in the lower bearing wheel mounting hole positioning device 9, then the rocker 32 in the main groove clamping device 4 is rotated, and the clamping plate 29 is pushed to tightly press the back of the main groove 59 with the positioning wheel 25 in the main groove positioning device 3;
the main connecting plate 34, the bent plate 37 and the bottom beam 65 which are connected with the main groove 59 are arranged above the welding platform 2, the main connecting plate 34 is positioned by using a main connecting plate height positioning block 33 and a main connecting plate limiting block 35, the bent plate 37 is positioned by using a positioning block 36, and the bottom beam 65 is positioned by using a right-angle groove processed on a side plate of the welding platform frame body 17; positioning the coupling plate 39 using the coupling plate positioning shaft 38 and pressing with the fixing nut 40; the upper bearing wheel mounting hole on the small channel steel seat 46 is positioned by using the jacking handle 45, and the small channel steel seat 46 is tightly attached to the small channel steel positioning block 44 by screwing the thread; when the seat plate 58 is positioned, the positioning spacer 56 is firstly arranged above a wing plate of the main groove 59, then the seat plate 58 is arranged on the positioning spacer 56, the positioning shaft 55 is further used for positioning, the inserting plate 57 is inserted into a groove of the positioning shaft 55, and the positioning shaft 55 is tightened by the lower pull handle 54 so as to clamp the positioning shaft 55; the yoke plate 60 is placed above the yoke plate positioning seat 63, is positioned by using a yoke plate positioning pin 61 and is further compressed by using a vertical rapid clamp 62;
firstly, welding seams among the main groove 59, the main connecting plate 34, the bent plate 37 and the bottom beam 65 are welded, after the workpiece is cooled to eliminate welding stress and naturally deform, and then welding the rest welding seams. In the welding process, the driving device 12 is used for driving the welding platform 2 to turn over, so that the optimal welding angle is ensured;
welding the main groove with the main connecting plate, the bottom beam and the bent plate, and then welding the connecting plate, the small groove steel seat, the seat plate and the welding line between the connecting plate and the main groove;
and (4) after welding is finished and the products are taken out after the products are sufficiently cooled by loosening the pressing devices and taking out the positioning pins.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (9)
1. The utility model provides a welding frock of construction elevator cage owner channel steelframe which characterized by: comprises a support, a welding platform, a main groove positioning device, a main groove clamping device, a main connecting plate positioning device, a bent plate positioning device, a connecting plate positioning device, a small groove steel seat positioning device, a lower bearing wheel mounting hole positioning device, a seat plate positioning device, a connecting plate positioning device and a driving device,
the welding platform comprises a welding platform frame body and central shafts at two ends of the welding platform frame body, wherein the central shaft at one end is connected with the driving end support through the bearing with the seat to form a driving shaft, and the central shaft at the other end is connected with the driven end support through another bearing with the seat to form a driven shaft; the driving device is arranged on the driving end bracket, the driving end of the driving device is connected with the driving shaft, and the welding platform frame body is provided with an ear plate;
a plurality of main tank positioner and main tank clamping device pass through locating pin and bolted connection in welding platform support body both sides, and a plurality of main yoke plate positioner and bent plate positioner pass through bolted connection in welding platform support body top, and yoke plate positioner installs on the welding platform support body, and the small trough steel positioning seat, lower bearing wheel mounting hole positioner and bedplate positioner all install in welding platform support body both sides through locating pin and bolt, and yoke plate positioner installs the part location in welding platform support body both sides.
The main groove positioning device comprises a main groove positioning seat, a positioning wheel and a positioning wheel mounting shaft, the positioning wheel is sleeved on the positioning wheel mounting shaft, and the positioning wheel mounting shaft penetrates through the main groove positioning seat;
the main groove clamping device comprises a main groove clamping base, a main groove height positioning block, a clamping plate, an installation sleeve, a clamping screw and a rocker, wherein the main groove height positioning block is connected to the main groove clamping base;
the main connecting plate positioning device comprises a main connecting plate, a main connecting plate height positioning block and a main connecting plate limiting block, wherein the main connecting plate height positioning block is arranged on the bottom surface of the main connecting plate, and the main connecting plate limiting block is arranged at one end of the main connecting plate;
the bent plate positioning device comprises a bent plate positioning block.
2. The welding tool for the main channel steel frame of the construction elevator cage according to claim 1, which is characterized in that: the connecting plate positioning device comprises a connecting plate positioning shaft, a fixing nut, an outer ear seat plate shaft sleeve and an inner ear seat plate shaft sleeve, the outer ear seat plate shaft sleeve and the inner ear seat plate shaft sleeve are fixed in holes corresponding to the ear seat plates on the welding platform frame body through bolts, and the connecting plate positioning shaft is of a stepped structure and is arranged on the ear seat plates and the connecting plate in a penetrating mode.
3. The welding tool for the main channel steel frame of the construction elevator cage according to claim 1, which is characterized in that: the small channel steel positioning device comprises a small channel steel positioning seat, a small channel steel positioning block, a jacking handle and a small channel steel seat, wherein the small channel steel positioning seat is connected with the two sides of the welding platform frame body through a positioning pin and a bolt, and the small channel steel positioning block is installed on the surface of the small channel steel positioning block, so that the back distance between the two small channel steel seats is positioned, and the jacking handle compresses the small channel steel seat from the outer side.
4. The welding tool for the main channel steel frame of the construction elevator cage according to claim 1, which is characterized in that: the lower bearing wheel mounting hole positioning device comprises a horizontal rapid fixture, a positioning pin shaft, a positioning sleeve and a positioning baffle, the positioning sleeve is installed in a positioning hole of the welding platform frame body, the positioning baffle is installed on the outer side of the welding platform frame body, and one end of the positioning pin shaft is connected to the horizontal rapid fixture.
5. The welding tool for the main channel steel frame of the construction elevator cage according to claim 1, which is characterized in that: the bedplate positioner includes limit gyro wheel hole positioning seat and bedplate positioning fixture, and bedplate positioning fixture includes eccentric wheel, bolt, handle, location axle, location spacer sleeve, picture peg, and limit gyro wheel hole positioning seat passes through locating pin and bolt assembly in the side of welding platform support body, and higher authority processing has limit gyro wheel locating hole, and the location axle once passes limit gyro wheel hole positioning seat, the master slot, the hole on the bedplate and fixes a position it, and the location axle passes through the bolt and is connected with the eccentric wheel, is connected with the handle on the eccentric wheel, and the picture peg cover is established in location axle upper end.
6. The welding tool for the main channel steel frame of the construction elevator cage according to claim 1, which is characterized in that: the yoke plate positioning device comprises a yoke plate positioning pin, a vertical quick clamp and a yoke plate positioning seat, wherein the yoke plate positioning seat is connected to the side edge of the welding platform frame body through a positioning pin and a bolt, and is provided with a yoke plate positioning hole, and the yoke plate positioning pin is used for positioning the yoke plate through a hole yoke plate positioning hole in the yoke plate positioning seat and is clamped through the vertical quick clamp.
7. The welding tool for the main channel steel frame of the construction elevator cage according to claim 1, which is characterized in that: the driving device comprises a large gear and a small gear which are meshed with each other, a brake motor, a speed reducer and an electric control box.
8. The welding method for the main channel steel frame of the construction elevator cage according to claim 1, which is characterized in that: the method comprises the following steps:
placing a main groove between a main groove clamping device and a main groove positioning device and above a seat plate positioning seat, and placing a main yoke plate, a bottom beam and a bent plate at corresponding positions above the main yoke plate positioning device and the bent plate positioning device on a welding platform;
secondly, positioning a lower bearing wheel mounting hole on the main tank by using a lower bearing wheel mounting hole positioning device, and clamping the main tank by using a main tank clamping device and a main tank positioning device in a matching manner;
thirdly, positioning and fixing the connecting plate by using a connecting plate positioning device, positioning and fixing the small-groove steel seat by using a small-groove steel seat positioning device, positioning and fixing the seat plate by using a seat plate positioning device and positioning and fixing the connecting plate by using a connecting plate positioning device;
welding the main groove with the main connecting plate, the bottom beam and the bent plate, and then welding the connecting plate, the small groove steel seat, the seat plate and the welding line between the connecting plate and the main groove;
and step five, completing welding, after the welding is fully cooled, loosening each pressing device, taking out the positioning pin, and taking out the product.
9. The welding method of the construction elevator cage main channel steel frame according to claim 8, wherein: in the fourth step, the driving device can be used for driving the welding platform to turn over in the welding process, so that the optimal welding angle is ensured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111309433.1A CN113927236A (en) | 2021-11-06 | 2021-11-06 | Welding tool and welding method for main channel steel frame of suspension cage of construction elevator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111309433.1A CN113927236A (en) | 2021-11-06 | 2021-11-06 | Welding tool and welding method for main channel steel frame of suspension cage of construction elevator |
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| CN113927236A true CN113927236A (en) | 2022-01-14 |
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| CN202111309433.1A Pending CN113927236A (en) | 2021-11-06 | 2021-11-06 | Welding tool and welding method for main channel steel frame of suspension cage of construction elevator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116511813A (en) * | 2023-07-03 | 2023-08-01 | 山西建筑工程集团有限公司 | Integral tool for construction lifter cage combination |
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2021
- 2021-11-06 CN CN202111309433.1A patent/CN113927236A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116511813A (en) * | 2023-07-03 | 2023-08-01 | 山西建筑工程集团有限公司 | Integral tool for construction lifter cage combination |
| CN116511813B (en) * | 2023-07-03 | 2023-09-22 | 山西建筑工程集团有限公司 | Integral tool for construction lifter cage combination |
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