CN111112905B - Back welding method and welding table for aluminum curtain wall plate - Google Patents
Back welding method and welding table for aluminum curtain wall plate Download PDFInfo
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- CN111112905B CN111112905B CN201911160407.XA CN201911160407A CN111112905B CN 111112905 B CN111112905 B CN 111112905B CN 201911160407 A CN201911160407 A CN 201911160407A CN 111112905 B CN111112905 B CN 111112905B
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- curtain wall
- aluminum curtain
- sliding
- wall plate
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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
- B23K37/0461—Welding tables
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/10—Aluminium or alloys thereof
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- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The invention discloses a back welding method and a welding table for an aluminum curtain wall plate, relating to the technical field of back welding, and the technical scheme is characterized by comprising the following steps: a first aluminum curtain wall plate to be welded is provided with a square slot, and a second aluminum curtain wall plate is taken to fix a square insertion block; respectively placing the front surfaces of the two aluminum curtain wall plates downwards on the base, and inserting the square insertion blocks into the square insertion grooves; welding is carried out at the joint of the back surfaces of the two aluminum curtain wall plates. The welding table comprises a base, two abutting pieces and two groups of pressing devices; each group of pressing devices comprises two supporting rods and two pressing plates; and a driving mechanism for driving the supporting rods to rotate is arranged between each supporting rod and the corresponding supporting piece. The invention solves the problem that the coating is damaged by high temperature during welding, and reduces the possibility that the coating of the wallboard is damaged by high temperature during welding. In addition, the welding table has the advantage of fixing the aluminum curtain wall plate in the welding process.
Description
Technical Field
The invention relates to the technical field of back welding, in particular to a back welding method and a welding table for an aluminum curtain wall plate.
Background
At present, the surface of an aluminum curtain wall plate is subjected to chromizing and other pretreatment, and then is subjected to fluorocarbon spraying treatment. Polyvinylidene fluoride resin of fluorocarbon paint finish paint and varnish. The fluorocarbon coating has the advantages of corrosion resistance, weather resistance, good cold and heat resistance, resistance to acid rain, salt mist and various air pollutants, strong ultraviolet irradiation resistance, long service life and no fading, chalking and the like.
The prior art can refer to the Chinese patent with the publication number of CN101474732B, which discloses a welding method of a side wall plate of a railway vehicle, comprising the steps of stretching the side wall plate along the welding edge direction of the side wall plate to cause the side wall plate to generate elastic deformation; and (3) welding a plurality of elastically deformed side wall plates in an assembly manner, and keeping a tensile force for enabling the side wall plates to generate elastic deformation during welding. Before the side wall plate is welded, certain tensile stress is applied to two ends of the side wall plate along the direction of a welding edge, so that the side wall plate generates certain elastic deformation. When the side wall board generates elastic deformation, tensile stress is generated in the side wall board, and in the welding process, when crystal grains are mutually extruded by thermal expansion, the thermal expansion compressive stress among the crystal grains is offset due to the existence of the tensile stress, so that the plastic deformation of the crystal grains can be eliminated or reduced, the contraction of a welding line is avoided, and the flatness of the side wall board is effectively reduced.
However, during the welding process of the side wall plate, the welding seam is positioned on the front surface of the wall plate; because the front of the aluminum curtain wall board is coated by fluorocarbon, the coating is damaged by high temperature during welding, thereby influencing the corrosion resistance and the weather resistance of the aluminum curtain wall board.
Disclosure of Invention
In view of the defects in the prior art, a first object of the present invention is to provide a back welding method for an aluminum curtain wall panel, which reduces the possibility of damage to the wall panel coating caused by high temperature during welding by means of back welding.
A second object of the present invention is to provide a welding station for aluminum curtain wall panels, which has the advantage of fixing the aluminum curtain wall panels during the welding process.
In order to achieve the first object, the invention provides the following technical scheme: a back welding method for an aluminum curtain wall plate comprises the following steps:
a first aluminum curtain wall plate and a second aluminum curtain wall plate to be welded are taken, a square slot is formed in one side, close to the second aluminum curtain wall plate, of the first aluminum curtain wall plate, and a square insertion block used for being inserted into the square slot is fixed on one side, close to the first aluminum curtain wall plate, of the second aluminum curtain wall plate;
respectively placing the front surfaces of a first aluminum curtain wall plate and a second aluminum curtain wall plate on a welding table downwards, attaching a to-be-connected surface of the first aluminum curtain wall plate to a to-be-connected surface of the second aluminum curtain wall plate, and inserting a square insertion block into a square insertion slot;
the first aluminum curtain wall plate and the second aluminum curtain wall plate are welded at the joint of the back surfaces of the first aluminum curtain wall plate and the second aluminum curtain wall plate.
By adopting the technical scheme, the possibility of damage to the wallboard coating caused by high temperature during welding is reduced in a back welding mode; through setting up square slot and the square inserted block of pegging graft each other, be convenient for fix a position two aluminium curtain wallboards before the welding, reduce because positional deviation causes the possibility of welding back dislocation.
In order to achieve the second object, the invention provides the following technical scheme: a welding table for an aluminum curtain wall plate comprises a base, two abutting pieces and two groups of pressing devices, wherein the two abutting pieces are arranged on the top of the base in a sliding mode along the width direction of the base respectively; each group of pressing devices comprises two supporting rods which are respectively hinged to two sides of the base and two pressing plates which are respectively fixed to the opposite inner sides of the two supporting rods; and a driving mechanism for driving the supporting rods to rotate is arranged between each supporting rod and the corresponding supporting piece.
By adopting the technical scheme, the two abutting parts are respectively pushed to enable the two abutting parts to move oppositely, and the two abutting parts respectively press and fix the two aluminum curtain wall plates at two sides; simultaneously rotate through actuating mechanism drive bracing piece, press the contact of pressing plate bottom and aluminium curtain wallboard top and by last from lower to the pressure treat two welded aluminium curtain wallboards, be convenient for treat two welded aluminium curtain wallboards with two and be fixed in the base top, reduce because aluminium curtain wallboard rocks the possibility of the welding seam skew that causes.
The invention is further configured to: each group of driving mechanisms comprises a strip-shaped notch arranged at the top corner of the base, a first supporting sheet and a second supporting sheet which are vertically fixed on the bottom surface of the strip-shaped notch, a rotating shaft fixed on one side of the abutting part close to the first supporting sheet, a first helical gear rotatably installed on one side of the first supporting sheet far away from the abutting part, a lead screw rotatably installed in the second supporting sheet along the length direction of the base and a second helical gear fixed at one end of the lead screw close to the first helical gear; a rotating assembly for driving the first bevel gear to rotate is arranged between the rotating shaft and the first bevel gear; the first bevel gear is meshed with the second bevel gear; a sliding block is arranged in the strip-shaped notch in a sliding manner along the length direction of the base, and the sliding block is in threaded connection with the lead screw; and a transmission assembly for driving the support rod to rotate is arranged between the sliding block and the support rod.
Through adopting above-mentioned technical scheme, two butt pieces remove the in-process in opposite directions, and the axis of rotation passes through the first helical gear of rotating assembly drive and rotates, and first helical gear drives the rotation of second helical gear, and the second helical gear drives the lead screw and rotates, is convenient for realize the lead screw through the removal of butt piece and rotates to drive the slider through the lead screw rotation and remove.
The invention is further configured to: the transmission assembly comprises a first connecting rod hinged to one side, away from the pressing plate, of the sliding block, a second connecting rod hinged to one end, away from the sliding block, of the first connecting rod, a third connecting rod hinged to one side, close to the pressing plate, of the second connecting rod, and a fourth connecting rod hinged to one end, away from the pressing plate, of the third connecting rod, and a fourth connecting rod hinged to one end, away from the connecting shaft, of the third connecting rod, one end, away from the supporting rod, of the fourth connecting rod is fixedly connected with one end, away from the connecting shaft, of the second connecting rod, and one end, away from the first connecting rod, of the second connecting rod is hinged to one side, close to the first connecting rod, of the base.
Through adopting above-mentioned technical scheme, the lead screw drives the slider and removes to being close to second backing sheet one side, the slider drives first connecting rod and removes to being close to second backing sheet one side, contained angle between first connecting rod and the second connecting rod reduces, the second connecting rod rotates downwards, the second connecting rod drives third connecting rod downstream, the third connecting rod drives the fourth connecting rod and rotates downwards, the fourth connecting rod passes through the bracing piece and drives and press the clamp plate to rotate downwards, thereby press down fixedly to aluminium curtain wall board, be convenient for realize the upset of press the clamp plate through the removal of butt piece, thereby realize the fixed to aluminium curtain wall board.
The invention is further configured to: the rotating assembly comprises five spiral bulges uniformly distributed on the peripheral side of the rotating shaft along the circumferential direction of the rotating shaft, a rotating through hole arranged on one side of the first helical gear close to the abutting part and five spiral grooves uniformly distributed on the inner circumferential surface of the rotating through hole along the circumferential direction of the rotating through hole; each of the helical projections is engaged with the helical groove.
Through adopting above-mentioned technical scheme, when the rotation axial is close to second helical gear one side and rotates, the heliciform arch supports to pressing the heliciform recess to being close to second helical gear one side, and the heliciform arch applies turning moment to the heliciform recess to promote the heliciform recess to rotate, thereby realize first helical gear and rotate, thereby realized that the butt piece moves the in-process to being close to aluminium curtain board one side, drives first helical gear and rotates.
The invention is further configured to: a braking assembly used for preventing the sliding of the sliding block is arranged between each lead screw and the sliding block, each braking assembly comprises a circular mounting hole and two strip-shaped mounting holes which are formed in one side, close to the second supporting sheet, of the sliding block, an internal threaded pipe which is rotatably mounted in the circular mounting hole, a fixing piece which is vertically fixed to the bottom surface of the strip-shaped gap, two pressing pieces which are respectively fixed to one side, close to the sliding block, of the fixing piece, and two sliding pieces which are respectively arranged in the two strip-shaped mounting holes in a sliding mode in the vertical direction; the outer peripheral surface of the internal thread pipe is provided with two insertion grooves for being inserted with the sliding piece; the opposite inner sides of each pressing piece and each sliding piece are respectively provided with a first inclined surface; the internal threaded pipe is in threaded connection with the lead screw.
Through adopting above-mentioned technical scheme, when sliding member and inserting groove are pegged graft, carry on spacingly through sliding member internal thread pipe, prevent internal thread pipe rotation to drive the slider through lead screw and internal thread pipe threaded connection and remove. When the pressing piece is contacted with the sliding piece, the pressing piece pushes the sliding piece to move towards one side far away from the internal threaded pipe through the first inclined surface, so that the sliding piece is separated from the inserting groove; the lead screw drives the internal thread pipe to rotate in the rotating process, and the sliding block stops moving. Through setting up braking component, when the slider contacts with the mounting, make the internal thread pipe be in the rotation state through the holding-down member, reduce the slider and continue the possibility of removing.
The invention is further configured to: the opposite outer sides of the two sliding pieces are respectively fixed with a guide shaft, and the opposite inner sides of the two strip-shaped mounting holes are respectively provided with a guide through hole; each guide shaft is arranged in the guide through hole in a sliding manner along the vertical direction; two the relative outside of sliding piece is fixed with first spring respectively, every sliding piece one end is kept away from to first spring with internal thread pipe one side fixed connection is kept away from to the bar mounting hole.
Through adopting above-mentioned technical scheme, the guide through-hole provides the guide effect for the guiding axle, reduces the possibility that glide 56 deviates from the track along vertical movement in-process.
The invention is further configured to: a fixing mechanism for fixing the abutting parts is arranged between each abutting part and the base; each group of fixing mechanisms comprises a first sliding chute and a second sliding chute which are arranged at the top of the base, a third sliding chute which is arranged at one side of the first sliding chute far away from the sliding block, a first braking part which is arranged in the first sliding chute in a vertical sliding manner, a second braking part which is arranged in the second sliding chute in a vertical sliding manner, and a third braking part which is arranged in the third sliding chute in a sliding manner along the width direction of the base; the opposite inner sides of the first braking part and the abutting part are respectively provided with a second inclined plane; a third inclined plane is formed on one side, close to the third braking part, of the first braking part, a strip-shaped through hole is formed on one side, close to the first braking part, of the third braking part, and a fourth inclined plane is formed on one side, close to the second braking part, of the strip-shaped through hole; the bottom of the abutting part is provided with a first slot for being inserted with the second braking part; a second slot for inserting the third braking part is formed in one side, close to the third braking part, of the second braking part; a second spring is fixed on one side of the third braking piece, which is far away from the second braking piece, and one side of the second spring, which is far away from the second braking piece, is fixedly connected with one side of the third sliding groove, which is far away from the second braking piece; and a third spring is fixed at the bottom of the second braking part, and the bottom end of the third spring is fixedly connected with the bottom surface of the second sliding groove.
Through adopting above-mentioned technical scheme, when the butt piece contacted with first stopper, the butt piece promoted first stopper downwardly moving, first stopper promoted the fourth inclined plane to keeping away from second stopper one side through the third inclined plane, thereby drive the third stopper and remove to keeping away from second stopper one side, third stopper and second slot separation back, the second stopper rebound is pegged graft with first slot, thereby carry on spacingly to the butt piece, reduce the butt piece and press the possibility that becomes flexible appear when fixed to aluminum curtain wallboard, thereby the possibility of rocking appears in the reduction aluminum curtain wallboard welding process.
In summary, compared with the prior art, the invention has the following beneficial effects:
1. the possibility of damage to the wallboard coating caused by high temperature during welding is reduced in a back welding mode;
2. by arranging the square inserting grooves and the square inserting blocks which are mutually inserted, the two aluminum curtain wall plates are convenient to position before welding, and the possibility of dislocation after welding caused by position deviation is reduced;
3. through setting up the welding bench, be convenient for with two treat welded aluminum curtain wallboard be fixed in the welding bench, reduce because aluminum curtain wallboard rocks the possibility of the welding seam skew that causes.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is an enlarged schematic view at B of FIG. 1;
FIG. 4 is a cross-sectional view of the salient brake assembly of the present invention;
FIG. 5 is a cross-sectional view of the highlighting fixture of the present invention;
fig. 6 is an enlarged schematic view at C in fig. 5.
In the figure: 1. a base; 11. an abutting member; 2. a pressing device; 21. a support bar; 22. a connecting shaft; 23. a pressing plate; 24. a first link; 25. a second link; 26. a third link; 27. a fourth link; 28. a first spring; 3. a drive mechanism; 31. a strip-shaped notch; 32. a first support sheet; 33. a second support sheet; 34. a rotating shaft; 35. a first helical gear; 36. a lead screw; 37. a second helical gear; 38. a slider; 4. a rotating assembly; 41. a helical protrusion; 42. rotating the through hole; 43. inserting grooves; 5. a brake assembly; 51. a circular mounting hole; 52. a strip-shaped mounting hole; 53. an internally threaded tube; 54. a fixing member; 55. a pressing member; 56. a sliding member; 57. a first inclined plane; 58. a guide shaft; 59. a guide through hole; 6. a fixing mechanism; 61. a first chute; 62. a second chute; 63. a third chute; 64. a first stopper; 65. a second stopper; 66. a third stopper; 67. a fourth chute; 68. a second inclined plane; 7. a strip-shaped through hole; 71. a third spring; 72. a first slot; 73. a second slot; 74. a second spring; 8. a first aluminum curtain wall panel; 81. a second aluminum curtain wall panel; 82. a square slot; 83. and (5) square insertion blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example (b):
a welding bench for aluminum curtain wall boards is shown in figure 1 and comprises a base 1, two abutting pieces 11 arranged at the top of the base 1 and a pressing device 2 arranged at the top of the base 1 and used for pressing and fixing a first aluminum curtain wall board 8 and a second aluminum curtain wall board 81, wherein the two abutting pieces 11 are arranged at the top of the base 1 in a sliding mode along the width direction of the base 1. Each group of pressing devices 2 comprises two support rods 21 respectively hinged to two sides of the base 1, two connecting shafts 22 respectively fixed to the opposite inner sides of the two support rods 21, and a pressing plate 23 fixed to the opposite ends of the two connecting shafts 22. A driving mechanism 3 for driving the support rod 21 to rotate is respectively arranged between each support rod 21 and the abutting piece 11. The two abutting pieces 11 are respectively pushed to enable the two abutting pieces 11 to move oppositely, and the two abutting pieces 11 respectively press and fix the first aluminum curtain wall board 8 and the second aluminum curtain wall board 81 on two sides; simultaneously through the rotation of actuating mechanism 3 drive bracing piece 21, press the contact of pressing 23 bottoms and aluminium curtain board top and by last from supporting down and press first aluminium curtain board 8 and second aluminium curtain board 81 to fix first aluminium curtain board 8 and second aluminium curtain board 81.
As shown in fig. 2, each set of driving mechanism 3 includes a strip notch 31 opened at a top corner of the base 1, a first supporting plate 32 and a second supporting plate 33 vertically fixed to a bottom surface of the strip notch 31, a rotating shaft 34 fixed to a side of the abutting member 11 close to the first supporting plate 32, a first helical gear 35 rotatably mounted on a side of the first supporting plate 32 away from the abutting member 11, a lead screw 36 rotatably mounted in the second supporting plate 33 along a length direction of the base 1, and a second helical gear 37 fixed to an end of the lead screw 36 close to the first helical gear 35. The strip-shaped notch 31 penetrates through the length direction of the base 1. The rotating shaft 34 penetrates the first supporting piece 32 along the width direction of the base 1; a rotating assembly 4 for driving the first bevel gear 35 to rotate is arranged between the rotating shaft 34 and the first bevel gear 35. The first bevel gear 35 meshes with the second bevel gear 37. During the process of moving the two abutting parts 11 towards each other, the rotating shaft 34 drives the first bevel gear 35 to rotate through the rotating assembly 4, the first bevel gear 35 drives the second bevel gear 37 to rotate, and the second bevel gear 37 drives the lead screw 36 to rotate.
As shown in fig. 3, a sliding block 38 is slidably disposed in the strip-shaped notch 31 along the length direction of the base 1, and the sliding block 38 is in threaded connection with the lead screw 36. The slider 38 is articulated with first connecting rod 24 apart from pressing board 23 one side, and the slider 38 one end is articulated to have a second connecting rod 25 is kept away from to first connecting rod 24 of first connecting rod 24, and the one end is kept away from to second connecting rod 25 is articulated with base 1 and is close to first connecting rod 24 one side. One side of the second connecting rod 25, which is close to the pressing plate 23, is hinged with a third connecting rod 26, one end of the third connecting rod 26, which is far away from the second connecting rod 25, is hinged with a fourth connecting rod 27, and one end of the fourth connecting rod 27, which is far away from the third connecting rod 26, is fixedly connected with one end of the supporting rod 21, which is far away from the connecting shaft 22. The lead screw 36 drives the sliding block 38 to move towards one side close to the second supporting sheet 33, the sliding block 38 drives the first connecting rod 24 to move towards one side close to the second supporting sheet 33, the included angle between the first connecting rod 24 and the second connecting rod 25 is reduced, the second connecting rod 25 rotates downwards, the second connecting rod 25 drives the third connecting rod 26 to move downwards, the third connecting rod 26 drives the fourth connecting rod 27 to rotate downwards, the fourth connecting rod 27 drives the pressing plate 23 to rotate downwards through the supporting rod 21, and therefore the aluminum curtain wall plate is pressed and fixed.
As shown in fig. 3, the rotating assembly 4 includes five spiral protrusions 41 circumferentially and uniformly distributed on the circumferential side of the rotating shaft 34 along the rotating shaft 34, a rotating through hole 42 opened on one side of the first helical gear 35 close to the abutting member 11, and five spiral grooves circumferentially and uniformly distributed on the inner circumferential surface of the rotating through hole 42 along the rotating through hole 42; each helical protrusion 41 engages with one of the helical grooves. When the rotating shaft 34 rotates toward the side close to the second helical gear 37, the helical protrusion 41 presses the helical groove toward the side close to the second helical gear 37, and the helical protrusion 41 applies a rotating torque to the helical groove and pushes the helical groove to rotate, thereby rotating the first helical gear 35.
As shown in fig. 1, a set of braking assemblies 5 for preventing the sliding of the sliding block 38 is disposed between each lead screw 36 and the sliding block 38, and with reference to fig. 4, each set of braking assemblies 5 includes a circular mounting hole 51 and two strip-shaped mounting holes 52 opened on one side of the sliding block 38 close to the second supporting sheet 33, an internally threaded tube 53 rotatably mounted in the circular mounting hole 51, a fixing member 54 vertically fixed to the bottom surface of the strip-shaped notch 31, two pressing members 55 respectively fixed to one side of the fixing member 54 close to the sliding block 38, and two sliding members 56 respectively disposed in the two strip-shaped mounting holes 52 in a vertically sliding manner. The top and the bottom of the outer peripheral surface of the internal threaded pipe 53 are respectively provided with an inserting groove 43 for inserting the sliding piece 56. The opposite inner sides of each pressing part 55 and one sliding part 56 are respectively provided with a first inclined surface 57. The internally threaded tube 53 is threadedly connected to the lead screw 36. The top and bottom of the inner peripheral surface of the circular mounting hole 51 communicate with two bar-shaped mounting holes 52, respectively. When the sliding piece 56 is inserted into the insertion groove 43, the internal threaded tube 53 is limited by the sliding piece 56, and the internal threaded tube 53 is prevented from rotating, so that the screw rod 36 is in threaded connection with the internal threaded tube 53 to drive the sliding block 38 to move. When the pressing member 55 contacts with the sliding member 56, the pressing member 55 pushes the sliding member 56 to move towards the side far away from the internal threaded pipe 53 through the first inclined surface 57, so that the sliding member 56 is separated from the inserting groove 43; the threaded rod 36 drives the internal threaded tube 53 to rotate during rotation, and the sliding block 38 stops moving.
As shown in fig. 4, the opposite outer sides of the two sliding members 56 are respectively fixed with a guide shaft 58, and the opposite inner sides of the two strip-shaped mounting holes 52 are respectively provided with a guide through hole 59; each guide shaft 58 is slidably disposed in one of the guide through holes 59 in the vertical direction. The opposite outer sides of the two sliding pieces 56 are respectively fixed with a first spring 28, and one end of each first spring 28, which is far away from the sliding piece 56, is fixedly connected with one side, which is far away from the internal threaded pipe 53, of the strip-shaped mounting hole 52; each first spring 28 is sleeved around the guide shaft 58. The guide through holes 59 provide a guide for the guide shaft 58, reducing the possibility of the glide 56 deviating from the track during vertical movement.
As shown in fig. 5 and 6, a set of fixing mechanisms 6 for fixing the abutments 11 is provided between each abutment 11 and the base 1. Each group of fixing mechanisms 6 comprises a first sliding groove 61 and a second sliding groove 62 which are arranged on the top of the base 1 and are parallel to each other, a third sliding groove 63 which is arranged on one side of the first sliding groove 61 away from the sliding block 38, a first braking part 64 which is arranged in the first sliding groove 61 in a vertical sliding manner, a second braking part 65 which is arranged in the second sliding groove 62 in a vertical sliding manner, and a third braking part 66 which is arranged in the third sliding groove 63 in a sliding manner along the width direction of the base 1. A fourth sliding groove 67 communicated with the second sliding groove 62 is formed in one side of the first sliding groove 61 close to the sliding block 38, and the third braking member 66 is slidably arranged in the fourth sliding groove 67 along the width direction of the base 1. The first stopper 64 and the opposite inner sides of the abutting part 11 are respectively provided with a second inclined surface 68. A third inclined plane is formed on one side, close to the third braking member 66, of the first braking member 64, a strip-shaped through hole 7 is formed on one side, close to the first braking member 64, of the third braking member 66, and a fourth inclined plane used for being in sliding fit with the third inclined plane is formed on one side, close to the second braking member 65, of the strip-shaped through hole 7. The bottom of the abutting part 11 is provided with a first slot 72 for inserting the second braking part 65; a second slot 73 for inserting the third braking member 66 is formed on one side of the second braking member 65 close to the third braking member 66. When the abutting part 11 contacts with the first braking part 64, the abutting part 11 pushes the first braking part 64 to move downwards, the first braking part 64 pushes the fourth inclined surface to one side far away from the second braking part 65 through the third inclined surface, so that the third braking part 66 is driven to move to one side far away from the second braking part 65, and after the third braking part 66 is separated from the second slot 73, the second braking part 65 moves upwards and is inserted into the first slot 72, so that the abutting part 11 is limited.
As shown in fig. 6, a second spring 74 is fixed on the side of the third braking member 66 away from the second braking member 65, and the side of the second spring 74 away from the second braking member 65 is fixedly connected with the side of the third sliding slot 63 away from the second braking member 65. The bottom of the second braking member 65 is fixed with a third spring 71, and the bottom end of the third spring 71 is fixedly connected with the bottom surface of the second sliding chute 62.
A back welding method for aluminum curtain wall plate, as shown in fig. 1, comprising the following steps:
a first aluminum curtain wall plate 8 and a second aluminum curtain wall plate 81 to be welded are taken, a square slot 82 is formed in one side, close to the second aluminum curtain wall plate 81, of the first aluminum curtain wall plate 8, and a square insert block 83 which is used for being connected with the square slot 82 in an inserting mode is fixed in one side, close to the first aluminum curtain wall plate 8, of the second aluminum curtain wall plate 81.
Place first aluminum curtain wall board 8 and second aluminum curtain wall board 81's front downwards on base 1 respectively to with waiting of first aluminum curtain wall board 8 to connect the face with waiting of second aluminum curtain wall board 81 and connect the face laminating, make square inserted block 83 peg graft with square slot 82 simultaneously. Two butt joints 11 are pushed to one side close to the aluminum curtain wall board respectively, and the aluminum curtain wall board is fixed from two sides through the two butt joints 11. Simultaneously, the two pressing plates 23 are rotated to fix the aluminum curtain wall plate downwards by the pressing plates 23.
The first aluminum curtain wall plate 8 and the second aluminum curtain wall plate 81 are welded by the back joint of the first aluminum curtain wall plate 8 and the second aluminum curtain wall plate 81.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (5)
1. A back welding method for an aluminum curtain wall plate is characterized in that: the method comprises the following steps:
a first aluminum curtain wall plate (8) and a second aluminum curtain wall plate (81) to be welded are taken, a square slot (82) is formed in one side, close to the second aluminum curtain wall plate (81), of the first aluminum curtain wall plate (8), and a square insertion block (83) used for being inserted into the square slot (82) is fixed on one side, close to the first aluminum curtain wall plate (8), of the second aluminum curtain wall plate (81);
respectively placing the front surfaces of a first aluminum curtain wall plate (8) and a second aluminum curtain wall plate (81) downwards on a welding table, attaching a surface to be connected of the first aluminum curtain wall plate (8) to a surface to be connected of the second aluminum curtain wall plate (81), and inserting a square insertion block (83) into a square insertion slot (82);
welding the first aluminum curtain wall plate (8) and the second aluminum curtain wall plate (81) at the joint of the back surfaces of the first aluminum curtain wall plate (8) and the second aluminum curtain wall plate (81); the welding table comprises a base (1), two abutting pieces (11) which are arranged on the top of the base (1) in a sliding mode along the width direction of the base (1) respectively, and two groups of pressing devices (2) arranged on the top of the base (1); each group of pressing devices (2) comprises two supporting rods (21) which are respectively hinged to two sides of the base (1) and two pressing plates (23) which are respectively fixed to the opposite inner sides of the two supporting rods (21); a driving mechanism (3) for driving the support rod (21) to rotate is respectively arranged between each support rod (21) and the abutting piece (11); each group of driving mechanisms (3) comprises a strip-shaped notch (31) arranged at the top corner of the base (1), a first supporting sheet (32) and a second supporting sheet (33) which are vertically fixed on the bottom surface of the strip-shaped notch (31), a rotating shaft (34) fixed on one side, close to the first supporting sheet (32), of the abutting part (11), a first helical gear (35) rotatably installed on one side, far away from the abutting part (11), of the first supporting sheet (32), a lead screw (36) rotatably installed in the second supporting sheet (33) along the length direction of the base (1), and a second helical gear (37) fixed at one end, close to the first helical gear (35), of the lead screw (36); a rotating assembly (4) for driving the first bevel gear (35) to rotate is arranged between the rotating shaft (34) and the first bevel gear (35); the first bevel gear (35) is meshed with the second bevel gear (37); a sliding block (38) is arranged in the strip-shaped notch (31) in a sliding manner along the length direction of the base (1), and the sliding block (38) is in threaded connection with a lead screw (36); a transmission component for driving the support rod (21) to rotate is arranged between the slide block (38) and the support rod (21); the transmission assembly comprises a first connecting rod (24) hinged to one side, away from the pressing plate (23), of the sliding block (38), a second connecting rod (25) hinged to one end, away from the sliding block (38), of the first connecting rod (24), a third connecting rod (26) hinged to one side, close to the pressing plate (23), of the second connecting rod (25), and a fourth connecting rod (27) hinged to one end, away from the second connecting rod (25), of the third connecting rod (26), of the fourth connecting rod (27), one end, away from the third connecting rod (26), of the supporting rod (21), of one end, away from the connecting shaft (22), of the supporting rod (21), of the second connecting rod (25), one end, away from the first connecting rod (24), of the second connecting rod (25), and one side, close to the first connecting rod (24), of the base (1), of the second connecting rod (25) are hinged.
2. The back welding method for aluminum curtain wall panels as claimed in claim 1, wherein: the rotating assembly (4) comprises five spiral protrusions (41) uniformly distributed on the peripheral side of the rotating shaft (34) along the circumferential direction of the rotating shaft (34), a rotating through hole (42) formed in one side, close to the abutting part (11), of the first helical gear (35), and five spiral grooves uniformly distributed on the inner peripheral surface of the rotating through hole (42) along the circumferential direction of the rotating through hole (42); each of the helical projections (41) is engaged with a helical groove.
3. The back welding method for aluminum curtain wall panels as claimed in claim 2, wherein: a braking assembly (5) for preventing the sliding block (38) from sliding is arranged between each lead screw (36) and each sliding block (38), each braking assembly (5) comprises a circular mounting hole (51) and two strip-shaped mounting holes (52) which are formed in one side, close to the second supporting sheet (33), of each sliding block (38), an internally threaded pipe (53) rotatably mounted in the circular mounting hole (51), a fixing piece (54) vertically fixed to the bottom surface of each strip-shaped notch (31), two pressing pieces (55) respectively fixed to one side, close to the sliding block (38), of each fixing piece (54) and two sliding pieces (56) respectively arranged in the two strip-shaped mounting holes (52) in a vertical sliding manner; the outer peripheral surface of the internal thread pipe (53) is provided with two insertion grooves (43) for being inserted with the sliding piece (56); the opposite inner sides of each pressing piece (55) and each sliding piece (56) are respectively provided with a first inclined surface (57); the internal thread pipe (53) is in threaded connection with the lead screw (36).
4. The back welding method for aluminum curtain wall panels as claimed in claim 3, wherein the back welding method comprises the following steps: guide shafts (58) are respectively fixed on the opposite outer sides of the two sliding pieces (56), and guide through holes (59) are respectively formed in the opposite inner sides of the two strip-shaped mounting holes (52); each guide shaft (58) is arranged in a guide through hole (59) in a sliding mode along the vertical direction; the relative outsides of the two sliding parts (56) are respectively fixed with a first spring (28), and one end of each first spring (28) far away from the sliding part (56) is fixedly connected with one side of the strip-shaped mounting hole (52) far away from the internal threaded pipe (53).
5. The back welding method for aluminum curtain wall panels as claimed in claim 4, wherein the back welding method comprises the following steps: a fixing mechanism (6) for fixing the abutting pieces (11) is arranged between each abutting piece (11) and the base (1); each group of fixing mechanisms (6) comprises a first sliding groove (61) and a second sliding groove (62) which are arranged at the top of the base (1), a third sliding groove (63) which is arranged at one side of the first sliding groove (61) far away from the sliding block (38), a first braking piece (64) which is arranged in the first sliding groove (61) in a vertical sliding manner, a second braking piece (65) which is arranged in the second sliding groove (62) in a vertical sliding manner, and a third braking piece (66) which is arranged in the third sliding groove (63) in a sliding manner along the width direction of the base (1); the opposite inner sides of the first braking piece (64) and the abutting piece (11) are respectively provided with a second inclined surface (68); a third inclined plane is formed on one side, close to the third braking piece (66), of the first braking piece (64), a strip-shaped through hole (7) is formed on one side, close to the first braking piece (64), of the third braking piece (66), and a fourth inclined plane is formed on one side, close to the second braking piece (65), of the strip-shaped through hole (7); the bottom of the abutting part (11) is provided with a first slot (72) for being inserted into the second braking part (65); a second slot (73) for plugging the third braking piece (66) is formed in one side, close to the third braking piece (66), of the second braking piece (65); a second spring (74) is fixed on one side, far away from the second braking piece (65), of the third braking piece (66), and one side, far away from the second braking piece (65), of the second spring (74) is fixedly connected with one side, far away from the second braking piece (65), of the third sliding groove (63); and a third spring (71) is fixed at the bottom of the second braking piece (65), and the bottom end of the third spring (71) is fixedly connected with the bottom surface of the second sliding groove (62).
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| CN201911160407.XA CN111112905B (en) | 2019-11-23 | 2019-11-23 | Back welding method and welding table for aluminum curtain wall plate |
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| CN201911160407.XA CN111112905B (en) | 2019-11-23 | 2019-11-23 | Back welding method and welding table for aluminum curtain wall plate |
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| CN113155731B (en) * | 2021-04-25 | 2023-03-31 | 安徽宏基建设项目管理有限公司 | Building wall quality detection device |
| CN113289123B (en) * | 2021-05-14 | 2022-08-23 | 吉林大学第一医院 | Transfusion system fixing and protecting assembly for blood internal medicine nursing |
| CN116571954B (en) * | 2023-07-14 | 2023-09-19 | 常州市武进三维电子有限公司 | Positioning mechanism for processing and welding high-heat-conductivity aluminum substrate for new energy automobile |
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