CN115156808A - Curved surface unit multi-surface welding fixing device and fixing method thereof - Google Patents
Curved surface unit multi-surface welding fixing device and fixing method thereof Download PDFInfo
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- CN115156808A CN115156808A CN202210846997.7A CN202210846997A CN115156808A CN 115156808 A CN115156808 A CN 115156808A CN 202210846997 A CN202210846997 A CN 202210846997A CN 115156808 A CN115156808 A CN 115156808A
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- 238000003466 welding Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000009471 action Effects 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 7
- 241000252254 Catostomidae Species 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 14
- 239000000725 suspension Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
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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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- 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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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Abstract
The invention discloses a curved surface unit multi-surface welding fixing device and a fixing method thereof, and belongs to the technical field of welding fixing equipment. The device comprises a base, a first fixing component, a second fixing component, at least two groups of driving components and a control component, wherein the first fixing component is rotatably arranged on the base; the first fixing component is located at one end of the base, the second fixing component is arranged opposite to the first fixing component, the driving component is respectively and rotatably connected to the first fixing component and the second fixing component, and the control component is electrically connected with the driving component. The invention can complete the multi-surface welding treatment of the curved surface unit without manual operation.
Description
Technical Field
The invention belongs to the technical field of welding and fixing equipment, and particularly relates to a curved surface unit multi-surface welding and fixing device and a fixing method thereof.
Background
In the manufacturing process, arc part surface welding is a very common welding form, but among the current welding process, especially to the welding of arc part, adopt artifical concatenation fixed form to carry out fixed welding to the part usually, at the welded in-process, the problem of dislocation appears easily, and when needs weld the part opposite face when welding, need artifically overturn the part, lead to welding process unstable, and welding efficiency is low.
Disclosure of Invention
The purpose of the invention is as follows: the curved surface unit multi-surface welding fixing device and the fixing method thereof are provided, and the problems in the prior art are solved.
The technical scheme is as follows: a multi-surface welding and fixing device for a curved surface unit comprises a base;
the first fixing component is rotatably arranged on the base and is positioned at one end of the base;
the second fixing component is rotatably arranged on the base and is arranged opposite to the first fixing component;
the at least two groups of driving assemblies are respectively positioned at two opposite ends of the base and are respectively and rotatably connected to the first fixing assembly and the second fixing assembly;
the control assembly is arranged on the base and is electrically connected with the driving assembly;
when the curved surface unit needs to be welded, the curved surface unit is fixed through the first fixing assembly, the concave surface of the curved surface unit is close to the first fixing assembly, the convex surface of the curved surface unit is subjected to welding treatment, after the convex surface treatment is completed, the first fixing assembly and the second fixing assembly are driven to rotate on the base under the mutual matching of the control assembly and the driving assembly, the first fixing assembly and the second fixing assembly are perpendicular to the base, the first fixing assembly and the second fixing assembly are parallel to each other, the curved surface unit located on the first fixing assembly is made to topple over on the second fixing assembly under the action of external force, the curved surface unit is transferred to the second fixing assembly to be fixed, the second fixing assembly is driven to rotate under the mutual matching of the control assembly and the driving assembly, the turning of the curved surface unit is realized, and the welding treatment is carried out on the concave surface of the curved surface unit.
Preferably, the first fixing assembly includes:
the first mounting frame is rotatably mounted on the base and is positioned at one end of the base;
the positioning part is arranged on the first mounting frame;
the clamping parts are movably connected to the positioning parts; wherein the positioning portion includes:
the arc-shaped positioning block is arranged on the first mounting frame;
the arc-shaped slide way is arranged on the outer surface of the arc-shaped positioning block and is close to one end of the arc-shaped positioning block; the arc-shaped slide ways extend from the top ends of the arc-shaped positioning blocks to two sides to form slide ways, and the arc length of each arc-shaped slide way is smaller than that of each arc-shaped positioning block;
the straight sliding chute is arranged on the outer surface of the arc-shaped positioning block and is parallel to the central shaft of the arc-shaped positioning block; the straight sliding chute is positioned at one end part of the arc-shaped sliding chute and is communicated with the arc-shaped sliding chute;
the L-shaped sliding chutes are circumferentially arrayed on the outer surface of the arc-shaped action block and are communicated with the arc-shaped slide way; the projection part of the L-shaped sliding chute is far away from the arc-shaped sliding way and is close to the other end of the arc-shaped positioning block; according to the demand to the centre gripping of curved surface unit, press from both sides the portion of getting and under the effect of external force, move in L type spout at straight spout, carry out the centre gripping location to the curved surface unit, when needs carry out the centre gripping to the curved surface unit and fix, under the effect of external force, the drive is pressed from both sides the portion of getting and is removed along the arc slide on the arc locating piece, will press from both sides the portion of getting and adjust to the suitable clamping position of curved surface unit, press from both sides the portion of getting and adjust to suitable position after, will press from both sides the portion of getting and slide to the tip of L type spout, be convenient for press from both sides the location to the curved surface unit.
Preferably, the positioning portion further includes:
the plurality of grooves are arranged on the outer surface of the arc-shaped positioning block and are positioned at the end parts of the convex parts of the L-shaped grooves; the groove is communicated with the protruding part of the L-shaped sliding groove;
the U-shaped positioning blocks are arranged in the grooves;
the L-shaped sliding rod is arranged on the U-shaped positioning block in a sliding manner; the straight rod of the L-shaped sliding rod is positioned in the groove, and the protruding rod of the L-shaped sliding rod protrudes out of the outer surface of the arc-shaped positioning block;
the clamping columns are arranged on the L-shaped sliding rod and are positioned in the U-shaped positioning block; the clamping column is in operative contact with the inner part of one side of the U-shaped positioning block;
reset spring cup joint in on the L type slide bar and one end butt in card post other end butt in the inside of U type locating piece, when press from both sides the tip of getting the portion of removing only L type spout and treat to press from both sides when getting the curved surface unit, under L type slide bar and reset spring's the mutually supporting, will press from both sides the portion joint of getting and fix in L type spout, effectively avoid at the clamping part to the in-process of curved surface unit centre gripping, the clamping part takes place to remove in location portion, leads to unstable to curved surface unit centre gripping.
Preferably, the positioning portion further comprises a trapezoid clamping block arranged at the end portion of the straight rod of the L-shaped sliding rod, the inclined surface of the trapezoid clamping block is located in the long groove of the L-shaped sliding groove, the L-shaped sliding groove is divided into two groove bodies under the action of the trapezoid clamping block, when the curved surface unit needs to be clamped and positioned, the clamping portion is clamped and fixed in the L-shaped sliding groove under the action of the trapezoid clamping block, meanwhile, the inclined surface of the trapezoid clamping block is located in the long groove of the L-shaped sliding groove, when the clamping portion moves to the end portion of the L-shaped sliding groove, the trapezoid clamping block is not squeezed through clamping, the clamping portion can be moved to the protruding portion of the L-shaped sliding groove, the trapezoid clamping block does not need to be moved manually, and clamping and fixing of the clamping portion can be achieved rapidly.
Preferably, the gripping part includes:
the limiting block is connected in the positioning part in a sliding manner;
the fixed rod is arranged on the limiting block;
the through holes are arranged on the fixed rod in a linear array;
the sleeve rod is sleeved on the fixed rod;
the fixing part is arranged at the tail end of the loop bar and is operatively hinged on the fixing bar in cooperation with the through hole;
the first rotating part is arranged at the top end of the loop bar;
a second rotating part mounted on a rotating end of the first rotating part;
the clamping part connect in the removal end of second rotation portion under mutually supporting of first rotation portion and second rotation portion, realized the rotation angle maximize of clamping part, can carry out the centre gripping to the curved surface unit of different crooked radians, even when the part of different radians appears carries out the centre gripping fixedly, also need not to change fixing device, can accomplish and carry out stable centre gripping fixedly to the curved surface unit.
Preferably, the first rotating part includes:
the mounting end is connected to the top end of the loop bar; the mounting end is a cylinder with an opening at the top and extending inwards to form a groove;
the plurality of placing grooves are circumferentially arrayed on the inner wall of the mounting end;
the rolling balls with the same quantity as the placing grooves are arranged in the placing grooves in a rolling manner;
the rotating end is connected in the mounting end and rotates in the mounting end under the matching of the rolling balls, and the rotating end is driven to rotate in the placing groove under the action of external force under the matching of the placing groove and the rolling balls at the rotating end, so that the angle of the rotating end is adjusted.
Preferably, the second rotating portion includes:
the spherical wrapping end is connected with the rotating end of the first rotating part; the spherical wrapping end is of a hollow structure with an opening at the top;
the rotating end is rotationally arranged in the spherical wrapping end through a ball; rotatory end is at globular parcel end internal rotation under the effect of external force, when needs are adjusted the clamping part and are carried out the centre gripping fixedly to the curved surface unit, under the effect of external force, drives rotatory end and rotates in globular parcel end, adjusts the angle of clamping part, makes that the clamping part can be accurate fixed curved surface unit centre gripping.
Preferably, the clamping portion includes:
the U-shaped positioning frame is arranged at the rotating end of the second rotating part;
the at least two groups of moving rods are arranged at two ends of the U-shaped positioning frame in a sliding manner;
at least two groups of electromagnet suckers are respectively arranged at the end part of the movable rod and positioned in the U-shaped positioning frame;
at least two groups of extrusion springs are sleeved on the movable rod and positioned between the U-shaped positioning frame and the electromagnet suckers;
the power supply is arranged on the U-shaped positioning frame and is electrically connected to the electromagnet sucker; the power discontinuity carries out the centre gripping to the electro-magnet sucking disc power supply when needs to curved surface unit and makes, under the effect of external force, drives the electro-magnet sucking disc and is close to U type locating frame, to extrusion spring extrusion, places the curved surface unit between the electro-magnet sucking disc, places when the curved surface unit and accomplishes the back, the electro-magnet sucking disc makes the electro-magnet sucking disc that is located curved surface unit both sides adsorb the curved surface unit under the effect of extrusion spring, and the electro-magnet sucking disc adsorbs the back to the curved surface unit, and the power is circular telegram to the electro-magnet sucking disc, and the fastening adsorbs fixedly to the curved surface unit.
Preferably, the second fixing member includes:
the second mounting rack is rotatably mounted on the base and is positioned at the other end of the base;
the at least two groups of support rods are arranged on two sides of the second mounting rack and are positioned on the same straight line with the base; the top end of the supporting rod is an inclined plane which extends from the outer side to the inner side in an inclined way;
the flexible adapting pipe is connected to the supporting rod; the flexible adapting pipe is a sealed pipeline with a hollow interior;
the at least one group of electromagnets are arranged at the end part of the flexible bearing pipe and are electrically connected with the control assembly;
magnetorheological suspensions fill in flexible adapting pipe and contact connect in the electro-magnet, after curved surface unit upset to second mounting bracket, flexible adapting pipe takes place to warp under the effect of curved surface unit, makes the surface of flexible adapting pipe after the surface laminating of curved surface unit, magnetorheological suspensions is under the effect of electro-magnet, magnetorheological suspensions is by liquid conversion semisolid or solid to adsorb the curved surface unit, make the curved surface unit stably fix on first type adapting pipe, be convenient for carry out welding process to the curved surface unit.
A curved surface fixing method for multi-surface welding of a curved surface unit comprises the following steps:
firstly, when the curved surface unit needs to be welded, the curved surface unit is placed on a first fixing assembly, the clamping part is moved to a specific position of the positioning part through the bending condition of the curved surface unit, and then the position relation between the fixing rod and the loop bar is adjusted through the fixing part, so that the clamping part is suitable for clamping and fixing the curved surface unit;
secondly, after one surface of the curved surface unit is welded, the driving assembly is controlled by the control assembly to enable the first fixing assembly and the second fixing assembly to rotate, when the first fixing assembly and the second fixing assembly are parallel to each other and are perpendicular to the base, the clamping part loosens the clamping of the curved surface unit, and the curved surface unit is turned over to the second fixing assembly under the action of external force;
thirdly, after the curved surface unit is turned over to the second fixing component, the driving component drives the second fixing component to rotate, so that the second fixing component falls on the base and is parallel to the base, the flexible bearing pipe deforms under the action of gravity of the curved surface unit, the outer surface of the flexible bearing pipe is in surface contact with the curved surface unit, meanwhile, under the action of the control component, the electromagnet is electrified, the magnetorheological fluid starts to be gradually changed from a fluid state to a semi-solid state or a solid state under the condition that the electromagnet is electrified, the curved surface unit is supported and adsorbed, and welding treatment is conveniently carried out on the other surface of the curved surface unit;
and fourthly, after the two surfaces of the curved surface unit are welded, taking down the curved surface unit from the fixing device under the action of external force, and uniformly placing the curved surface unit for waiting for next treatment.
Has the advantages that: the invention relates to a multi-surface welding and fixing device and a fixing method of a curved surface unit, when the curved surface unit needs to be welded, a first fixing component is used for clamping and fixing a curved surface, the convex surface of the curved surface unit faces upwards, the concave surface faces downwards, the convex surface of the curved surface unit is welded, after the convex surface of the curved surface unit is welded, under the mutual cooperation of a control unit and a driving component, the first fixing component and a second fixing component are driven to rotate on a base, the first fixing component and the second fixing component are perpendicular to the base, and under the action of external force, the curved surface unit on the first fixing component moves on only the second fixing component, so that the curved surface unit is turned over, and under the action of the second fixing component, the curved surface unit is fixed on the second fixing component, the welding treatment on the concave surface of the curved surface unit is completed, and the accurate welding treatment on the curved surface unit can be completed without manually turning over parts.
Drawings
FIG. 1 is a partial schematic view of the present invention;
FIG. 2 is a partial schematic view of the present invention;
FIG. 3 is a partial schematic view of a first fixing assembly of the present invention;
FIG. 4 is a schematic view of a positioning portion of the present invention;
FIG. 5 is a schematic view of the gripping section of the present invention;
FIG. 6 is a schematic view of a second rotating part of the present invention;
FIG. 7 is a partial schematic view of a clamping portion of the present invention;
FIG. 8 is a schematic view of a first rotating part of the present invention;
FIG. 9 is a cross-sectional view of a fixing portion of the present invention.
The reference numerals in fig. 1 to 9 are: the base 1, the first fixing component 2, the second fixing component 3, the driving component 4, the control component 5, the first mounting bracket 21, the positioning portion 22, the clamping portion 23, the arc-shaped positioning block 24, the arc-shaped slideway 25, the straight slideway 26, the L-shaped slideway 27, the U-shaped positioning block 222, the L-shaped sliding rod 223, the clamping column 224, the return spring 225, the trapezoidal clamping block 226, the fixing rod 232, the through hole 233, the loop rod 234, the fixing portion 235, the first rotating portion 236, the second rotating portion 237, the clamping portion 238, the mounting end 2360, the placing groove 2361, the ball 2362, the rotating end 2363, the spherical wrapping end 2371, the rotating end 2372, the U-shaped positioning frame 2381, the moving rod 2382, the electromagnet suction cup 2383, the extrusion spring 2384, the power source 2385, the second mounting bracket 31, the supporting rod 32, and the flexible bearing pipe 33.
Detailed Description
In practical applications, the applicant has found that: in the manufacturing process, arc part surface welding is a very common welding form, but among the current welding process, especially to the welding of arc part, adopt artifical concatenation fixed form to carry out fixed welding to the part usually, at the welded in-process, the problem of dislocation appears easily, and when needs weld the part opposite face and weld, need the manual work to overturn the part, lead to welding process unstable, and welding efficiency is low, to these problems, so a curved surface unit multiaspect welding fixing device and fixed method thereof has been invented, can effectually solve above-mentioned problem.
As shown in fig. 1 to 9, a multi-surface welding fixture for curved surface units and a fixing method thereof include a base 1, a first fixing component 2 rotatably installed on the base 1, a second fixing component 3 rotatably installed on the base 1, at least two sets of driving components 4 respectively located at two opposite ends of the base 1, in this embodiment, two sets of driving components 4 are adopted, and a control component 5 installed on the base 1; the first fixing component 2 is positioned at one end of the base 1, the second fixing component 3 is arranged opposite to the first fixing component 2, the driving component 4 is respectively connected to the first fixing component 2 and the second fixing component 3 in a rotating manner, and the control component 5 is electrically connected with the driving component 4; in this embodiment drive assembly 4 adopts electric putter, when needs weld the curved surface unit, fix the curved surface unit through first fixed subassembly 2, make the concave surface of curved surface unit be close to first fixed subassembly 2, weld the processing to the convex surface of curved surface unit, after handling the convex surface, under control assembly 5 and drive assembly 4 mutually support, drive first fixed subassembly 2 and the fixed subassembly 3 of second and rotate on base 1, first fixed subassembly 2 and the fixed subassembly 3 equal perpendicular to base 1 of second, be parallel to each other between first fixed subassembly 2 and the fixed subassembly 3 of second, under the effect of external force, make the curved surface unit that is located on first fixed subassembly 2 empty on the fixed subassembly 3 of second, transfer the curved surface unit to fixed subassembly 3 of second and fix, under control assembly 5 and drive assembly 4 mutually support, drive the fixed subassembly 3 of second and rotate, realize the upset of curved surface unit, and weld the processing to the concave surface of curved surface unit.
In a further embodiment, the first fixing assembly 2 includes a first mounting frame 21 rotatably mounted on the base 1, a positioning portion 22 provided on the first mounting frame 21, and a plurality of clamping portions 23 movably connected to the positioning portion 22; the first mounting frame 21 is located at one end of the base 1, the electric push rod is rotatably mounted on the first mounting frame 21, the first mounting frame 21 enables the first mounting frame 21 to rotate on the base 1 under the action of the electric push rod, wherein the positioning portion 22 comprises an arc-shaped positioning block 24 mounted on the first mounting frame 21, an arc-shaped slideway 25 arranged on the outer surface of the arc-shaped positioning block 24, a straight slideway 26 arranged on the outer surface of the arc-shaped positioning block 24, a plurality of L-shaped chutes 27 circumferentially arrayed with the outer surface of the arc-shaped behavior block, a plurality of grooves arranged on the outer surface of the arc-shaped positioning block 24, a plurality of U-shaped positioning blocks 222 mounted in the grooves, an LL-shaped sliding bar 223 slidably arranged on the U-shaped positioning block 222, at least one group of clamping columns 224 arranged on the LL-shaped sliding bar 223, a return spring 225 sleeved on the LL-shaped sliding bar 223, and a trapezoidal clamping block 226 arranged at the end of the straight sliding bar 223; the arc-shaped slide way 25 is close to one end of the arc-shaped positioning block 24, the arc-shaped slide way 25 extends from the top end of the arc-shaped positioning block 24 to two sides to form a slide way, the arc length of the arc-shaped slide way 25 is smaller than the arc length of the arc-shaped positioning block 24, the straight slide way 26 is parallel to the central axis of the arc-shaped positioning block 24, the straight slide way 26 is located at one end of the arc-shaped slide way 25 and is communicated with the arc-shaped slide way 25, the L-shaped slide way 27 is communicated with the arc-shaped slide way 25, the protruding portion of the L-shaped slide way 27 is far away from the arc-shaped slide way 25 and is close to the other end of the arc-shaped positioning block 24, according to the requirement for clamping a curved surface unit, the clamping portion 23 moves in the L-shaped slide way 27 under the action of external force to clamp and position the curved surface unit, when the curved surface unit needs to be clamped and fixed, the protruding portion 23 drives the clamping portion to move along the arc-shaped slide way 25 on the arc-shaped positioning block 24 under the external force, adjusts the clamping portion 23 to the proper clamping position of the curved surface clamping unit, when the protruding portion 23 is adjusted to the proper clamping position, the protruding portion of the L-shaped slide way 27 slides to the L-shaped slide rod is located in the L-shaped groove 223, the protruding portion of the positioning block 24, the straight rod 223, the protruding portion of the straight rod is located in the L-shaped slide rod, and the straight rod groove 223, the straight rod groove 223 is communicated with the straight rod 223, the straight rod groove 223, and the straight rod groove 223; the clamping column 224 is in operative contact with the inside of one side of the U-shaped positioning block 222, one end of the return spring 225 abuts against the clamping column 224, the other end of the return spring 225 abuts against the inside of the U-shaped positioning block 222, when the clamping part 23 moves only to clamp the curved surface unit at the end of the L-shaped chute 27, under the mutual cooperation of the L-shaped slide rod 223 and the return spring 225, the clamping part 23 is clamped and fixed in the L-shaped chute 27, so that the clamping part 238 is effectively prevented from moving on the positioning part 22 in the process of clamping the curved surface unit by the clamping part 238, which results in unstable clamping of the curved surface unit, the inclined surface of the trapezoidal clamping block 226 is located in the long groove of the L-shaped chute 27, the L-shaped chute 27 is divided into two groove bodies under the action of the trapezoidal clamping block 226, when the curved surface unit needs to be clamped and positioned, the inclined surface of the clamping part 23 is fixed in the L-shaped chute 27 under the action of the trapezoidal clamping block 226, and the clamping part 23 can be clamped and can be quickly clamped without squeezing the clamping part 23 from the elongated groove 27, and the clamping part 23 can be quickly moved without squeezing the clamping part 226.
In a further embodiment, the clamping portion 23 includes a limiting block slidably connected to the positioning portion 22, a fixing rod 232 disposed on the limiting block, a plurality of through holes 233 disposed on the fixing rod 232, a sleeve rod 234 sleeved on the fixing rod 232, a fixing portion 235 disposed at a terminal of the sleeve rod 234, a first rotating portion 236 disposed at a top end of the sleeve rod 234, a second rotating portion 237 mounted at a rotating end 2363 of the first rotating portion 236, and a clamping portion 238 connected to a moving end of the second rotating portion 237, wherein the fixing portion 235 and the through hole 233 are operatively hinged to the fixing rod 232 in a matching manner, in this embodiment, when the positional relationship between the sleeve rod 234 and the fixing rod 232 needs to be adjusted, the sleeve rod 234 is rotated to separate the fixing portion 235 from the through hole 233, so that the fixing rod 232 and the sleeve rod 234 move relative to each other, so that the clamping portion 23 adapts to the clamping of the curved surface unit, and when the positional relationship between the fixing rod 232 and the sleeve rod 234 is adjusted, the sleeve rod 234 and the clamping portion 234 are rotated to clamp the curved surface 235 in the through hole 233, thereby avoiding the curved surface unit 23 being loosened when the clamping portion is clamped. The first rotating part 236 comprises a mounting end 2360 connected to the top end of the loop bar 234, a plurality of placing grooves 2361 circumferentially arrayed on the inner wall of the mounting end 2360, a plurality of balls 2362 arranged in the placing grooves 2361 in a rolling manner and having the same number as the placing grooves 2361, and a rotating end 2363 connected to the mounting end 2360 and rotating in the mounting end 2360 under the cooperation of the balls 2362; the mounting end 2360 is a cylinder with an opening at the top and extending inwards to form a groove, under the matching of the placing groove 2361 and the ball 2362 at the rotating end 2363, under the action of external force, the rotating end 2363 is driven to rotate in the placing groove 2361, and the angle of the rotating end 2363 is adjusted, wherein the second rotating portion 237 comprises a spherical wrapping end 2371 connected to the rotating end 2363 of the first rotating portion 236 and a rotating end 2372 rotatably arranged in the spherical wrapping end 2371 through the ball 2362; the spherical wrapping end 2371 is a hollow structure with an open top; rotatory end 2372 is at globular parcel end 2371 internal rotation under the effect of external force, when needing to adjust clamping part 238 and carry out the centre gripping fixed to the curved surface unit, under the effect of external force, drive rotatory end 2372 and rotate in globular parcel end 2371, adjust the angle of clamping part 238, it is fixed to the curved surface unit centre gripping that messenger clamping part 238 can be accurate, under mutually supporting of first rotation portion 236 and second rotation portion 237, the rotation angle maximize of clamping part 238 has been realized, can carry out the centre gripping to the curved surface unit of different curved radians, even when the part of different radians appears carries out the centre gripping fixed, also need not to change fixing device, can accomplish and carry out stable centre gripping fixed to the curved surface unit.
In a further embodiment, clamping part 238 is including locating the U type locating frame 2381 of the end 2363 that rotates of second rotating part 237, slide and locate at least two sets of carriage release lever 2382 in U type locating frame 2381's both ends, adopt two sets of carriage release lever 2382 in this embodiment, locate respectively at least two sets of electromagnet chuck 2383 of carriage release lever 2382, cup joint in at least two sets of extrusion spring 2384 on the carriage release lever 2382, and locate power 2385 on the U type locating frame 2381, electromagnet chuck 2383 is located in U type locating frame 2381, extrusion spring 2384 is located U type locating frame 2381 in between electromagnet chuck 2383, power 2385 electricity connect in electromagnet chuck 2383, power 2385 is interrupted to electromagnet chuck 2383 power supply, when needing to carry out the centre gripping messenger to curved surface unit, under the effect, drive electromagnet chuck 2383 to U type locating frame 2381, to extrusion spring 2384, place curved surface unit between electromagnet chuck 2383, when placing the unit, when placing the back of curved surface unit, the power 2383 is located the curved surface clamping of electromagnet chuck 2383, make electromagnet chuck 2383, make electromagnet chuck 2383 fix the curved surface electromagnet chuck 2383, the sucking electromagnet unit, make the curved surface sucking electromagnet chuck 2383, the curved surface sucking electromagnet unit, the sucking electromagnet unit both sides of electromagnet chuck 2383, the electromagnet chuck 2383 that the electromagnet unit that the curved surface that the electromagnet unit that the electromagnet chuck that the curved surface compresses.
In a further embodiment, the second fixing assembly 3 includes a second mounting bracket 31 rotatably mounted on the base 1, at least two sets of support rods 32 disposed on two sides of the second mounting bracket 31, a flexible adapting pipe 33 connected to the support rods 32, at least one set of electromagnets disposed at an end of the flexible adapting pipe 33, in this embodiment, two sets of electromagnets are used, and magnetorheological fluid filled in the flexible adapting pipe 33; second mounting bracket 31 is located the other end of base 1, two sets of bracing pieces 32 with base 1 department is located same straight line, the top of bracing piece 32 is the inclined plane that extends by the outside inboard slope, flexible adapter tube 33 is the sealed pipeline of inside fretwork, the electro-magnet is located respectively flexible adapter tube 33's both ends, the electro-magnet electricity connect in control assembly 5, magnetorheological suspensions contact connect in the electro-magnet, after curved surface unit upset to second mounting bracket 31, flexible adapter tube 33 is under the effect of curved surface unit, and flexible adapter tube 33 takes place to warp, makes the surface of flexible adapter tube 33 after the surface laminating of curved surface unit, magnetorheological suspensions are under the effect of electro-magnet, magnetorheological suspensions convert semisolid or solid by liquid to adsorb the curved surface unit, make the curved surface unit stably fix on head type adapter tube, be convenient for carry out welding process to the curved surface unit.
Through the technical scheme, the invention can realize the following working process:
when the curved surface unit needs to be welded, the curved surface unit is placed on the first fixing component 2, the clamping part 23 is moved to a specific position of the positioning part 22 through the bending condition of the curved surface unit, the position relation between the fixing rod 232 and the loop rod 234 is adjusted through the fixing part 235, the clamping part 238 is suitable for clamping and fixing the curved surface unit, the curved surface unit is in a state that the convex surface is upward and the concave surface is downward to be welded, after one surface of the curved surface unit is welded, the first fixing component 2 and the second fixing component 3 are rotated through the control component 5 to control the driving component 4, when the first fixing component 2 and the second fixing component 3 are parallel to each other and are perpendicular to the base 1, the clamping part 238 loosens the clamping of the curved surface unit, and the curved surface unit is turned over to the second fixing component 3 under the action of external force, after the curved surface unit is turned over to the second fixing component 3, the driving component 4 drives the second fixing component 3 to rotate, the second fixing component 3 falls on the base 1 and is parallel to the base 1, the flexible adapting pipe 33 deforms under the action of gravity of the curved surface unit, the outer surface of the flexible adapting pipe 33 is in surface contact with the curved surface unit, meanwhile, under the action of the control component 5, the electromagnet is electrified, magnetorheological fluid starts to be gradually changed into a semi-solid or solid state from fluid under the condition that the electromagnet is electrified, the curved surface unit is supported and adsorbed, welding treatment is conveniently carried out on the other surface of the curved surface unit, and after welding is finished on the two surfaces of the curved surface unit, the curved surface unit is taken down from the second fixing component 3 and is placed in a unified mode to wait for next treatment under the action of external force.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the details of the embodiments, and various equivalent modifications can be made within the technical spirit of the present invention, and the scope of the present invention is also within the scope of the present invention.
Claims (10)
1. The utility model provides a curved surface unit multiaspect weld fixture apparatu which characterized in that includes:
a base;
the first fixing component is rotatably arranged on the base and is positioned at one end of the base;
the second fixing component is rotatably arranged on the base and is arranged opposite to the first fixing component;
the at least two groups of driving assemblies are respectively positioned at two opposite ends of the base and are respectively and rotatably connected to the first fixing assembly and the second fixing assembly;
the control assembly is arranged on the base and is electrically connected with the driving assembly;
when needs weld the curved surface unit, fix the curved surface unit through first fixed subassembly, make the concave surface of curved surface unit be close to first fixed subassembly carries out welding process to the convex surface of curved surface unit to after handling the convex surface, under control assembly and drive assembly's the mutually supporting, drive first fixed subassembly and the fixed subassembly of second and rotate on the base, shift the curved surface unit to the fixed subassembly of second on fixed, realize the upset of curved surface unit, and carry out welding process to the concave surface of curved surface unit.
2. The multi-sided weld fixture of claim 1, wherein the first fixture assembly comprises:
the first mounting frame is rotatably mounted on the base and is positioned at one end of the base;
the positioning part is arranged on the first mounting frame;
the clamping parts are movably connected to the positioning parts; wherein the positioning part includes:
the arc-shaped positioning block is arranged on the first mounting frame;
the arc-shaped slide way is arranged on the outer surface of the arc-shaped positioning block and is close to one end of the arc-shaped positioning block; the arc-shaped slide way extends from the top end of the arc-shaped positioning block to two sides to form a slide way, and the arc length of the arc-shaped slide way is smaller than that of the arc-shaped positioning block;
the straight sliding chute is arranged on the outer surface of the arc-shaped positioning block and is parallel to the central shaft of the arc-shaped positioning block; the straight chute is positioned at one end part of the arc-shaped chute and is communicated with the arc-shaped chute;
the L-shaped sliding chutes are circumferentially arrayed on the outer surface of the arc-shaped action block and are communicated with the arc-shaped slide way; the projection part of the L-shaped sliding chute is far away from the arc-shaped sliding way and is close to the other end of the arc-shaped positioning block; according to the requirement for clamping the curved surface unit, the clamping part moves in the L-shaped sliding groove through the straight sliding groove under the action of external force, and the curved surface unit is clamped and positioned.
3. The multi-sided weld fixture of claim 2, wherein the positioning portion further comprises:
the plurality of grooves are arranged on the outer surface of the arc-shaped positioning block and positioned at the end part of the protruding part of the L-shaped groove; the groove is communicated with the protruding part of the L-shaped sliding groove;
the U-shaped positioning blocks are arranged in the grooves;
the L-shaped sliding rod is arranged on the U-shaped positioning block in a sliding manner; the straight rod of the L-shaped sliding rod is positioned in the groove, and the protruding rod of the L-shaped sliding rod protrudes out of the outer surface of the arc-shaped positioning block;
the clamping columns are arranged on the L-shaped sliding rod and are positioned in the U-shaped positioning block; the clamping column is in operative contact with the inner part of one side of the U-shaped positioning block;
and the reset spring is sleeved on the L-shaped sliding rod, one end of the reset spring is abutted against the clamping column, and the other end of the reset spring is abutted against the inside of the U-shaped positioning block.
4. The multi-surface welding and fixing device for the curved surface unit according to claim 3, wherein the positioning portion further comprises a trapezoid clamping block disposed at an end portion of a straight rod of the L-shaped sliding rod, an inclined surface of the trapezoid clamping block is disposed in an elongated slot of the L-shaped sliding slot, the L-shaped sliding slot is divided into two slots under the action of the trapezoid clamping block, and when the curved surface unit needs to be clamped and positioned, the clamping portion is clamped and fixed in the L-shaped sliding slot under the action of the trapezoid clamping block.
5. The multi-sided weld fixture of claim 2, wherein the clamp comprises:
the limiting block is connected in the positioning part in a sliding manner;
the fixed rod is arranged on the limiting block;
the through holes are arranged on the fixed rod in a linear array;
the sleeve rod is sleeved on the fixed rod;
the fixing part is arranged at the tail end of the loop bar and is operatively hinged on the fixing bar in cooperation with the through hole;
the first rotating part is arranged at the top end of the loop bar;
a second rotating part mounted on a rotating end of the first rotating part;
and the clamping part is connected to the moving end of the second rotating part.
6. The multi-sided weld fixture of claim 5, wherein the first rotating portion includes:
the mounting end is connected to the top end of the loop bar; the mounting end is a cylinder with an opening at the top and extending inwards to form a groove;
the placing grooves are circumferentially arrayed on the inner wall of the mounting end;
the rolling balls with the same quantity as the placing grooves are arranged in the placing grooves in a rolling manner;
and the rotating end is connected in the mounting end and rotates in the mounting end under the matching of the balls.
7. The multi-sided weld fixture of claim 5, wherein the second rotating portion comprises:
a spherical wrapping end connected to a rotation end of the first rotation part; the spherical wrapping end is of a hollow structure with an opening at the top;
the rotating end is rotationally arranged in the spherical wrapping end through a ball; the rotating end rotates in the spherical wrapping end under the action of external force.
8. The multi-sided weld fixture of claim 5, wherein the clamp includes:
the U-shaped positioning frame is arranged at the rotating end of the second rotating part;
the at least two groups of moving rods are arranged at two ends of the U-shaped positioning frame in a sliding manner;
at least two groups of electromagnet suckers are respectively arranged at the end part of the movable rod and positioned in the U-shaped positioning frame;
at least two groups of extrusion springs are sleeved on the movable rod and positioned between the U-shaped positioning frame and the electromagnet suckers;
the power supply is arranged on the U-shaped positioning frame and is electrically connected to the electromagnet sucker; the power supply discontinuously supplies power to the electromagnet sucker.
9. The multi-sided weld fixture of claim 1, wherein the second fixture assembly includes:
the second mounting rack is rotatably mounted on the base and is positioned at the other end of the base;
the at least two groups of support rods are arranged on two sides of the second mounting rack and are positioned on the same straight line with the base; the top end of the supporting rod is an inclined plane which extends from the outer side to the inner side in an inclined way;
the flexible adapting pipe is connected to the supporting rod; the flexible adapting pipe is a sealed pipeline with a hollow interior;
the at least one group of electromagnets are arranged at the end part of the flexible bearing pipe and are electrically connected with the control assembly;
and the magnetorheological fluid is filled in the flexible adapting pipe and is in contact connection with the electromagnet.
10. The method of claim, comprising the steps of:
s1, when the curved surface unit needs to be welded, the curved surface unit is placed on a first fixing assembly, the clamping part is moved to a specific position of the positioning part through the bending condition of the curved surface unit, and the position relation between the fixing rod and the sleeve rod is adjusted through the fixing part, so that the clamping part is suitable for clamping and fixing the curved surface unit;
s2, after one surface of the curved surface unit is welded, the driving assembly is controlled through the control assembly to enable the first fixing assembly and the second fixing assembly to rotate, when the first fixing assembly and the second fixing assembly are parallel to each other and are perpendicular to the base, the clamping portion loosens the clamping of the curved surface unit, and the curved surface unit is turned over to the second fixing assembly under the action of external force;
s3, after the curved surface unit is turned over to the second fixing assembly, the driving assembly drives the second fixing assembly to rotate, the second fixing assembly falls on the base and is parallel to the base, the flexible bearing pipe deforms under the action of gravity of the curved surface unit, the outer surface of the flexible bearing pipe is in surface contact with the curved surface unit, meanwhile, under the action of the control assembly, the electromagnet is electrified, the magnetorheological fluid starts to be gradually changed from a fluid state to a semi-solid state or a solid state under the condition that the electromagnet is electrified, the curved surface unit is supported and adsorbed, and welding treatment is conveniently carried out on the other surface of the curved surface unit;
and S4, after the two surfaces of the curved surface unit are welded, taking down the curved surface unit from the fixing device under the action of external force, and uniformly placing the curved surface unit for waiting for next processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210846997.7A CN115156808A (en) | 2022-07-06 | 2022-07-06 | Curved surface unit multi-surface welding fixing device and fixing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210846997.7A CN115156808A (en) | 2022-07-06 | 2022-07-06 | Curved surface unit multi-surface welding fixing device and fixing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115156808A true CN115156808A (en) | 2022-10-11 |
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ID=83494156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210846997.7A Withdrawn CN115156808A (en) | 2022-07-06 | 2022-07-06 | Curved surface unit multi-surface welding fixing device and fixing method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN115156808A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117283226A (en) * | 2023-11-24 | 2023-12-26 | 华洲重工股份有限公司 | Turnover jig frame for welding steel box girder |
-
2022
- 2022-07-06 CN CN202210846997.7A patent/CN115156808A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117283226A (en) * | 2023-11-24 | 2023-12-26 | 华洲重工股份有限公司 | Turnover jig frame for welding steel box girder |
| CN117283226B (en) * | 2023-11-24 | 2024-02-02 | 华洲重工股份有限公司 | Turnover jig frame for welding steel box girder |
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Application publication date: 20221011 |
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