CN216829272U - Automatic row welding device for gantry - Google Patents
Automatic row welding device for gantry Download PDFInfo
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- CN216829272U CN216829272U CN202122703905.3U CN202122703905U CN216829272U CN 216829272 U CN216829272 U CN 216829272U CN 202122703905 U CN202122703905 U CN 202122703905U CN 216829272 U CN216829272 U CN 216829272U
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Abstract
The utility model relates to the technical field of welding devices, in particular to an automatic gantry row welding device and a using method thereof. The automatic welding machine comprises a rack, and further comprises a clamping fixture mechanism arranged at the upper end of the rack and used for conveying welding parts, a conveying mechanism connected with the lower end face of the clamping fixture mechanism and used for providing power for the clamping fixture mechanism, a gantry row welding mechanism used for welding the welding parts, a lifting mechanism used for lifting the clamping fixture mechanism, and a blanking mechanism arranged on the upper portion of the lifting mechanism and used for blanking. The automatic welding machine is provided with two sets of conveying mechanisms and two sets of clamping fixture mechanisms, the two sets of mechanisms can run simultaneously, one weldment is clamped and fed, the other weldment is welded, the feeding time is saved, the working efficiency is improved, the automation degree of the whole equipment is high due to the arrangement of the gantry gang welding machine and the blanking mechanism, the automatic welding is realized, the labor cost is saved, and the comfort and the safety of a working environment are improved.
Description
Technical Field
The utility model relates to the technical field of welding devices, in particular to an automatic gantry row welding device.
Background
Welding, also known as fusion, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner, in which a workpiece and a solder melt to form a molten zone, and the molten pool cools and solidifies to form a joint between the materials. In this process, pressure is also typically applied. The energy source for welding is widely varied and includes gas flame, electric arc, laser, electron beam, friction, ultrasonic, and the like.
The welding machine has various types, such as single-point single function, single-point double function and single-point multiple function. And two-point, three-point, four-point and even six-point welding machines, four-corner welding machines and the like. Different types of welders also have different welding functions and work efficiencies.
Most current welding machines are low in automation degree, manual feeding and discharging are needed, manual operation welding machines are used for welding, electro-optic generated in the welding process can cause harm to eyes of workers, workers are uncomfortable or even burnt due to a high-temperature welding environment, and smoke generated under the high-temperature combustion condition contains manganese dioxide, nitric oxide, fluoride, ozone and the like, so that harm is caused to human bodies.
Therefore, a welding device with high automation degree for welding heavy large weldment is needed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides an automatic gantry row welding device to solve the problems in the background technology.
The technical scheme adopted by the utility model for realizing the purpose is as follows: the utility model provides an automatic row of longmen welds device, includes the frame, still includes the mould mechanism that is used for transporting weldment of locating the frame upper end, is connected the conveying mechanism who provides power for the mould mechanism with mould mechanism lower extreme face for weld the piece and arrange the welding mechanism at longmen for carry out the welded joint, be used for the lifting mechanism who rises mould mechanism to and locate the unloading mechanism that lifting mechanism upper portion is used for the unloading.
Further, in the above-mentioned case,
the frame comprises a frame body and a support column arranged at the lower end of the frame body, and frame sliding rails are arranged on two sides of the frame body in the width direction.
Further, in the above-mentioned case,
the clamping fixture mechanism comprises two groups, a plurality of groups of clamping fixture mechanisms and a plurality of groups of clamping fixture mechanisms, wherein the clamping fixture mechanisms comprise a workpiece frame, pulleys arranged on the lower end face of the workpiece frame and matched with a rack sliding rail, a plurality of groups of width adjusting mechanisms arranged in the length direction of the upper end face of the workpiece frame, and clamping mechanisms arranged on the width adjusting mechanisms;
preferably, the width adjusting mechanism comprises an adjusting frame fixed in the width direction of the workpiece frame and two fixing plates arranged on the adjusting frame, wherein an adjusting plate is arranged at the center of any one fixing plate;
preferably, the clamping mechanism comprises two pneumatic clamps respectively arranged on a fixing plate and an adjusting plate on the other fixing plate, a plurality of screw holes are formed in the adjusting plate at intervals, the pneumatic clamps are adjusted to be connected with the adjusting plate through bolts, and the two pneumatic clamps are arranged oppositely and used for clamping the welding piece together.
Further, in the above-mentioned case,
the conveying mechanisms are provided with two groups, are respectively arranged at two ends of the rack and are used for driving the two clamping fixture mechanisms to simultaneously operate;
preferably, the conveying mechanism comprises a first motor fixed on the frame and a conveying belt connected with the output end of the first motor, the other end of the conveying belt is connected with a conveying fixed wheel fixed on the frame, conveying slide rails fixed on the frame are further arranged on two sides of the conveying belt, a conveying slide block is arranged on each conveying slide rail, a cylinder frame is jointly fixed on the two conveying slide blocks and the conveying belt, a conveying cylinder is arranged on the cylinder frame, a connecting claw is fixed at the telescopic end of the conveying cylinder and used for being connected with the optical axis.
Further, in the above-mentioned case,
the lifting mechanism comprises lifting frames arranged on two sides of the rack, lifting cylinders arranged on a bottom plate of the lifting frame, lifting plates which are connected with the lifting frames in a sliding mode and fixedly connected with output ends of the lifting cylinders, a plurality of fixed cylinders fixed on the lifting plates, and two sides of the telescopic ends of the fixed cylinders on the lifting frames are arranged oppositely, and the number and the positions of the fixed cylinders are matched with the positioning blocks.
Further, in the above-mentioned case,
the gantry row welding mechanism comprises a gantry frame, an upper electrode assembly and a lower electrode assembly, wherein the gantry frame is arranged on two sides and the upper end of the frame;
preferably, the upper electrode assembly comprises a machine head fixed on a portal frame, an upper electrode cylinder is arranged on the machine head, an output end of the upper electrode cylinder is connected with an upper electrode, the upper electrode is connected with the machine head in a sliding manner through a guide rod, and the upper electrode is also connected with an electromagnetic directional valve;
preferably, the lower electrode assembly comprises a lower electrode cylinder fixed on the frame and a lower electrode fixed at the output end of the lower electrode cylinder;
preferably, the upper electrode is disposed opposite to the lower electrode.
Further, in the above-mentioned case,
the blanking mechanism comprises a support frame arranged at the upper part of the rack and a blanking motor arranged on the support frame, the output end of the blanking motor is connected with a rotating shaft, the other end of the rotating shaft is connected with a first blanking fixed wheel fixed on the support frame, the rotating shaft is connected with the support frame through a rotating shaft seat, and the placing direction of the rotating shaft is the same as the length direction of the rack;
preferably, the output end of the blanking motor and the first blanking wheel are both connected with blanking belts, the other ends of the blanking belts are connected with a second blanking fixing wheel fixed on the support frame, and the arrangement directions of the two blanking belts are both vertical to the direction of the rotating shaft;
Preferably, all be equipped with the unloading slide rail on the support frame of two unloading belt belows, sliding connection has the unloading slider on the unloading slide rail, on two unloading slide rails the common fixedly connected with carriage of unloading slider, the unloading slider of both sides still respectively with two unloading belt fixed connection.
In a further aspect of the present invention,
the sliding frame is fixedly provided with a main lifting frame and an auxiliary lifting frame;
preferably, the main lifting frame comprises a main lifting fixing plate fixed on the sliding frame, a lifting column penetrating through the main lifting fixing plate and a lifting motor fixed on the main lifting frame, a rack is longitudinally fixed on the lifting column, a gear matched with the rack is arranged at the output end of the lifting motor, and the lifting column is slidably connected with the main lifting fixing plate through a sliding block assembly;
preferably, the auxiliary lifting frame comprises an auxiliary lifting fixing plate fixed on the sliding frame and a lifting rod penetrating through the auxiliary lifting fixing plate;
preferably, the lower ends of the lifting column and the lifting rod are jointly fixed with a blanking frame, and a plurality of electromagnets are distributed on the lower end face of the blanking frame.
The gantry automatic row welding device has the beneficial effects that:
the gantry welding machine is provided with two sets of conveying mechanisms and two sets of clamping fixture mechanisms, the two sets of mechanisms can run simultaneously, one weldment is clamped and fed, the other weldment is welded, feeding time is saved, working efficiency is improved, the automation degree of the whole equipment is high due to the arrangement of the gantry welding machine and the blanking mechanism, automatic welding is achieved, labor cost is saved, and the comfort and the safety of a working environment are improved.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic front view of an embodiment of the present invention;
FIG. 3 is a schematic top view of an embodiment of the present invention;
FIG. 4 is a schematic side view of an embodiment of the present invention;
FIG. 5 is a schematic diagram of a weld evacuation zone according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a blanking area according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a conveying mechanism according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a gantry row welding mechanism according to an embodiment of the present invention;
FIG. 9 is a schematic top view of a lifting mechanism according to an embodiment of the present invention;
FIG. 10 is a schematic side view of a lifting mechanism according to an embodiment of the present invention;
FIG. 11 is a schematic structural diagram of a main lifting frame according to an embodiment of the present invention;
the components in the drawings are numbered as follows:
a frame 1, a frame body 11, a support column 12, a frame slide rail 13,
a clamping fixture mechanism 2, a workpiece frame 21, a pulley 22, a positioning block 25, an optical axis 26,
the conveying mechanism 3, a first motor 31, a conveying belt 32, a conveying fixed wheel 33, a conveying slide rail 34, a conveying slide block 35, a cylinder frame 36, a conveying cylinder 37, a connecting claw 38,
A width adjusting mechanism 23, an adjusting frame 231, a fixing plate 232, an adjusting plate 233,
the combination of the clamping mechanism 24, the pneumatic clamp 241,
the gantry row welding mechanism 4, the gantry 41,
A bottom electrode assembly 43, a bottom electrode cylinder 431, a bottom electrode 432,
a lifting mechanism 5, a lifting frame 51, a lifting cylinder 52, a lifting plate 53, a fixed cylinder 54,
a blanking mechanism 6, a supporting frame 61, a blanking motor 62, a rotating shaft 63, a first blanking fixed wheel 64, a rotating shaft seat 65, a blanking belt 66, a second blanking fixed wheel 67, a blanking slide rail 68, a blanking slide block 69, a sliding frame 70, a blanking frame 73, an electromagnet 74 and a drag chain 75,
a main lifting frame 71, a main lifting fixing plate 711, a lifting column 712, a lifting motor 713, a rack 714, a gear 715,
an auxiliary elevation frame 72, an auxiliary elevation fixing plate 721, an elevation rod 722,
the motor turns off the switch 8 and,
a feeding station a, a blanking station b, a welding station c, a welding emptying station area d,
the mould mechanism I2-1, the conveying mechanism I3-1, the mould mechanism II 2-2 and the conveying mechanism II 3-2.
Detailed Description
The utility model is further explained in detail with reference to the drawings and the specific embodiments;
Example 1:
an automatic row welding gantry device as shown in figures 1-11,
the welding machine comprises a rack 1, and further comprises a clamping fixture mechanism 2 arranged at the upper end of the rack 1 and used for conveying a weldment, a conveying mechanism 3 connected with the lower end face of the clamping fixture mechanism 2 and used for providing power for the clamping fixture mechanism 2, a gantry row welding mechanism 4 used for welding the weldment, a lifting mechanism 5 used for lifting the clamping fixture mechanism 2, and a blanking mechanism 6 arranged on the upper portion of the lifting mechanism 5 and used for blanking.
Frame 1 includes frame body 11, locates the support column 12 of frame body 11 lower extreme, be equipped with frame slide rail 13 on the width direction's of frame body 11 both sides, frame slide rail 13 is used for supporting mould mechanism 2 and moves in frame 1 length direction.
The two groups of conveying mechanisms 3 are respectively arranged at two ends of the rack 1 and are used for driving the two clamping fixture mechanisms 2 to operate simultaneously;
the conveying mechanism 3 comprises a first motor 31 fixed on the frame 1 and a conveying belt 32 connected with the output end of the first motor 31, the other end of the conveying belt 32 is connected with a conveying fixed wheel 33 fixed on the frame 1, conveying slide rails 34 fixed on the frame are further arranged on two sides of the conveying belt 32, each conveying slide rail 34 is provided with a conveying slide block 35, two conveying slide blocks 35 and the conveying belt 32 are jointly fixed with a cylinder frame 36, each cylinder frame 36 is provided with a conveying cylinder 37, a telescopic end of each conveying cylinder 37 is fixed with a connecting claw 38, and each connecting claw 38 is used for being connected with the optical axis 26. When the first motor 31 is started, the conveying belt 32 rotates to drive the cylinder frame 36 and the conveying cylinder 37 to move along the direction of the conveying slide rail 34, and when the connecting claw 38 extends out to be connected with the optical axis 26, the clamping fixture mechanism 2 naturally moves along with the connecting claw.
The lifting mechanism 5 comprises lifting frames 51 arranged on two sides of the rack 1, lifting cylinders 52 arranged on a bottom plate of the lifting frames 51, lifting plates 53 connected with the lifting frames 51 in a sliding manner and fixedly connected with output ends of the lifting cylinders 52, and a plurality of fixed cylinders 54 fixed on the lifting plates 53, wherein the telescopic ends of the fixed cylinders 54 on the lifting frames 51 are arranged oppositely, and the number and the positions of the fixed cylinders 54 are matched with the positioning blocks 25. The output end of the lifting cylinder 52 extends out, and after the lifting cylinder is lifted upwards, the lifting plate 53 and the fixed cylinder 54 move upwards along the lifting frame 51; after the output end of the fixed cylinder 54 extends out, the output end can extend into the positioning block 25 on the clamping fixture mechanism, and along with the upward movement of the fixed cylinder 54, the clamping fixture mechanism 2 is separated from the rack slide rail 13 and lifted into the air. At this time, the lower rack slide rail 13 can allow the other clamping fixture mechanism to pass through, so that the two clamping fixture mechanisms 2 can simultaneously perform different operations, and the working efficiency is improved.
The gantry row welding mechanism 4 comprises a portal frame 41 arranged at two sides and the upper end of the rack 1, an upper electrode assembly 42 fixed on the portal frame 41 and a lower electrode assembly 43 arranged on the rack 1;
the blanking mechanism 6 comprises a support frame 61 arranged at the upper part of the frame 1 and a blanking motor 62 arranged on the support frame 61, the output end of the blanking motor 62 is connected with a rotating shaft 63, the other end of the rotating shaft 63 is connected with a first blanking fixed wheel 64 fixed on the support frame 61, the rotating shaft 63 is connected with the support frame 61 through a rotating shaft seat 65, and the placing direction of the rotating shaft 63 is the same as the length direction of the frame 1;
the output end of the blanking motor 62 and the first blanking fixed wheel 64 are both connected with a blanking belt 66, the other end of the blanking belt 66 is connected with a second blanking fixed wheel 67 fixed on the support frame 61, and the arrangement directions of the two blanking belts 66 are both vertical to the direction of the rotating shaft 63; the blanking motor 62 operates to drive the rotating shaft 63 to rotate on the rotating shaft seat 65, and further drive the blanking belt 66 to rotate.
All be equipped with unloading slide rail 68 on the support frame 61 of two unloading belts 66 below, sliding connection has unloading slider 69 on the unloading slide rail 68, on two unloading slide rails 68 the common fixedly connected with carriage 70 of unloading slider 69, the unloading slider 69 of both sides still respectively with two unloading belts 66 fixed connection. When the blanking belt 66 rotates, the blanking slide block 69 is driven to move along the blanking slide rail 68, and the carriage 70 is driven to move back and forth.
A main lifting frame 71 and an auxiliary lifting frame 72 are fixed on the sliding frame 70;
the main lifting frame 71 comprises a main lifting fixing plate 711 fixed on the sliding frame 70, a lifting column 712 penetrating through the main lifting fixing plate 711, and a lifting motor 713 fixed on the main lifting frame 71, wherein a rack 714 is longitudinally fixed on the lifting column 712, a gear 715 matched with the rack 714 is arranged at the output end of the lifting motor 713, and the lifting column 712 is connected with the main lifting fixing plate 711 in a sliding manner through a sliding block assembly; the lifting motor 713 operates to rotate the gear 715, thereby moving the rack 714 up and down and thus the lifting column 712 up and down.
The auxiliary lifting frame 72 comprises an auxiliary lifting fixing plate 721 fixed on the sliding frame 70 and a lifting rod 722 penetrating through the auxiliary lifting fixing plate 721; two sets of auxiliary lifting frames 72 are respectively positioned at two sides of the main lifting frame 71.
The lower ends of the lifting columns 712 and the lifting rods 722 are jointly fixed with a blanking frame 73, the two lifting rods 722 assist the lifting columns 712 to fixedly lift the blanking frame 73, a plurality of electromagnets 74 are distributed on the lower end face of the blanking frame 73, and the magnetism of the electromagnets 74 is controlled by the on-off of a power supply, so that the electromagnets 74 are controlled to absorb weldments for blanking. Still be equipped with flexible tow chain 75 on the unloading mechanism, place the cable in the tow chain 75 for move lift motor and electro-magnet power supply, and be connected it with control system.
The laser detector is arranged on the rack, and the PLC control system is connected with other mechanisms and the laser detector to control the mechanisms to run in a matched mode.
The laser detector scans and tracks the welding line, a laser triangle reflection type principle is adopted, a laser line is projected onto the surface of a measured object, reflected light is projected onto an imaging matrix, and the distance from the sensor to the measured surface and two-dimensional information on the position along the laser line are obtained through calculation. Moving the object to be measured can obtain a set of three-dimensional measurement values. The obtained welding seam position information is transmitted to the gantry row welding mechanism in real time, accurate welding is completed, welding quality deviation is avoided, and welding intellectualization is achieved. After the welding of the first row of welding seams is finished, the conveying mechanism drives the workpiece to move forwards, the laser scans the welding seam at the position of the next row of welding points, and the next row of welding is started.
The welding method of the gantry automatic row welding device comprises the following steps:
(1) clamping and feeding materials at a feeding station a by a first clamping fixture 2-1, applying spot welding sealant, and pneumatically pressing and fixing a weldment by a clamping mechanism 24; meanwhile, the other clamping fixture mechanism II 2-2 waits at the blanking station b, and the lifting mechanism 5 lifts the clamping fixture mechanism II 2-2 to a high position for waiting;
(2) The first conveying mechanism 3-1 is connected with the first clamping fixture mechanism 2-1 and drives the first clamping fixture mechanism 2-1 to run to a gantry row welding mechanism 4 of a welding station c through a blanking station b to prepare for welding, the first conveying mechanism 3-1 is disconnected with the first clamping fixture mechanism 2-1, and the second conveying mechanism 3-2 is connected with the first clamping fixture mechanism 2-1; meanwhile, the second mould mechanism 2-2 falls down by the lifting mechanism 5, is connected with the first conveying mechanism 3-1 and is driven by the first conveying mechanism 3-1 to return to the feeding station a;
(3) the gantry welding machine is used for welding weldments on the clamping fixture mechanism I2-1; meanwhile, clamping and feeding are carried out on a feeding station a by a second clamping fixture mechanism 2-2;
(4) after the workpiece is welded, the first clamping fixture mechanism 2-1 moves to a welding evacuation position area d through the second conveying mechanism 3-2 and returns to a blanking station;
(5) lifting the first mould mechanism 2-1 by the lifting mechanism 5, opening a clamping mechanism on the first mould mechanism 2-1, automatically grabbing the welded workpiece by the blanking mechanism 6, moving the workpiece to the material transfer cart, and automatically returning the blanking mechanism 6 to wait for next grabbing; and meanwhile, repeating the steps (2) - (5) by the second mould mechanism 2-2 at the feeding station a, and circulating sequentially.
The method comprises the following specific steps:
(1) adjusting the distance between two clamping mechanisms 24 on each group of width adjusting mechanisms 23 according to the size of the weldment, clamping and feeding a material at a feeding station a by a first clamping fixture 2-1, fixing a welding plate on each group of width adjusting mechanisms 23, butting two adjacent welding plates, and pneumatically pressing and fixing the weldment by the clamping mechanisms 24 and applying spot welding sealant; meanwhile, the other clamping fixture mechanism II 2-2 waits at the blanking station b, the telescopic end of the fixed cylinder 54 of the lifting mechanism 5 extends out and is inserted into the positioning block 25 of the clamping fixture mechanism II 2-2, the lifting cylinder 52 lifts the lifting plate 53 and drives the clamping fixture mechanism II 2-2 to lift to a high position to wait;
(2) A conveying cylinder 37 of the first conveying mechanism 3-1 drives a connecting claw 38 to extend out and be connected with an optical axis 26 at one end of the first clamping fixture mechanism 2-1, a first motor 31 is started, the first clamping fixture mechanism 2-1 is driven to pass through a blanking station b through a conveying belt 32 and move to a gantry gang welding mechanism of a welding station to prepare for welding, at the moment, the conveying cylinder of the first conveying mechanism 3-1 drives the connecting claw 38 to be separated from the optical axis 26, and meanwhile, the connecting claw 38 of the other conveying mechanism two 3-2 is connected with the other optical axis 26 of the first clamping fixture mechanism 2-1; meanwhile, the second clamping fixture mechanism 2-2 falls down by the lifting mechanism, the telescopic end of the fixed air cylinder 54 retracts to be separated from the positioning block 25, and the optical axis 26 of the second clamping fixture mechanism 2-2 is connected with the connecting claw 38 of the first conveying mechanism 3-1 and is driven by the first conveying mechanism 3-1 to return to the feeding station a;
(3) carrying out laser scanning on a welding seam, enabling the conveying mechanism II 3-2 to advance for a proper distance according to the size of the laser scanning, enabling an upper electrode 423 of the gantry row welding mechanism 4 to be tightly attached to the upper end face of the welding seam under the pushing of an upper electrode cylinder 422, enabling a lower electrode 432 to be tightly attached to the lower end face of the welding seam under the pushing of a lower electrode cylinder 431, sequentially welding from the middle to the outside under a set program, enabling the upper electrode 423 and the lower electrode 432 to return after the first welding seam is welded, scanning the position of the next welding seam by laser, enabling the mould mechanism I2-1 to continue to advance under the driving of the conveying mechanism II 3-2, circulating the previous welding seam operation, sequentially completing the welding of the rest welding seams, and completing the welding of workpieces; meanwhile, clamping and feeding are carried out on a feeding station a by a second clamping fixture mechanism 2-2;
(4) The second conveying mechanism 3-2 drives the first clamping fixture mechanism 2-1 to move to the welding evacuation position area d and move to the blanking station b, and the connecting claw 38 of the second conveying mechanism 3-2 retracts to be disconnected from the optical axis 26 on the first clamping fixture mechanism 2-1;
(5) the telescopic end of a fixed cylinder 54 of the lifting mechanism 5 extends out and is inserted into a positioning block 25 of a first clamping fixture mechanism 2-1, the lifting cylinder 52 lifts the lifting plate 53 and drives the first clamping fixture mechanism 2-1 to be lifted to a high position, the lifting mechanism 5 lifts the first clamping fixture mechanism 2-1, a clamping mechanism 24 on the first clamping fixture mechanism 2-1 is opened, a lifting motor 713 drives a blanking rack 73 to descend, an electromagnet 74 absorbs welding pieces, the lifting motor 713 drives the blanking rack 73 to ascend and drives the welding pieces to ascend, a blanking motor 62 drives a sliding frame 70 to move, the welding pieces are moved to a material transfer vehicle, and then the blanking mechanism 5 automatically returns to wait for next grabbing; and meanwhile, repeating the steps (2) - (5) by the second mould mechanism 2-2 at the feeding station a, and circulating sequentially.
Example 2:
the same points of this embodiment as embodiment 1 are not described in detail, but the differences are:
the width adjusting mechanism 23 comprises an adjusting frame 231 fixed in the width direction of the workpiece frame 21, and two fixing plates 232 arranged on the adjusting frame 231, wherein an adjusting plate 233 is arranged at the center of any one fixing plate 232;
The clamping mechanism 24 comprises two pneumatic clamps 241 respectively arranged on a fixing plate 232 and an adjusting plate on the other fixing plate 232, a plurality of screw holes are arranged on the adjusting plate 233 at intervals, the pneumatic clamps 241 are connected with the adjusting plate 233 through bolt adjustment, and the two pneumatic clamps 241 are oppositely arranged and used for clamping welding pieces together. According to different specifications of weldments, the installation position of the pneumatic clamp 241 on the adjusting plate 233 is changed, and clamping of the weldments can be achieved.
Example 3:
the same points of this embodiment as embodiment 2 are not described in detail, but the differences are:
be equipped with motor closing switch 8 on frame 1, motor closing switch 8 is located between first motor 31 and mould mechanism 2, and when mould mechanism 2 was close to first motor 31, touching motor closing switch 8, mould mechanism 2 stall avoids mould mechanism 2 and first motor 31 collision.
Example 4:
the same points of this embodiment as embodiment 1 are not described in detail, but the differences are:
the upper electrode assembly 42 comprises a machine head 421 fixed on the gantry 41, an upper electrode cylinder 422 is arranged on the machine head 421, an upper electrode 423 is connected to the output end of the upper electrode cylinder 422, the upper electrode 423 is slidably connected with the machine head 421 through a guide rod 424, and an electromagnetic directional valve 425 is further connected to the upper electrode 423;
The lower electrode assembly 43 comprises a lower electrode cylinder 431 fixed on the frame 1, and a lower electrode 432 fixed at the output end of the lower electrode cylinder 431;
the upper electrode 423 is disposed opposite to the lower electrode 432.
The utility model adopts a double-sided double-spot welding mode, when in welding, a welding workpiece is clamped between two electrodes, and the two electrodes pressurize the workpiece by virtue of the air cylinder, so that two layers of metal workpieces form a certain contact resistance under the pressure of the two electrodes. When a welding current flows from one electrode to the other, resistive heat is generated at the contact point of the two workpieces, and a nugget is generated to form a weld. Instantaneous welding current flows from one electrode to the other electrode along two workpieces to form a loop, the internal structure of the workpieces is not damaged, the integrity of the characteristics of raw materials can be ensured, the multi-head upper electrode is controlled by a PLC program, the upper electrode performs downward welding every time until all the upper electrodes complete welding, and the working cycle is realized.
Example 5:
the same points of this embodiment as embodiment 2 are not described in detail, but the differences are:
the utility model is provided with the fault alarm indicator lamp, so that an operator can accurately know the current system operation condition.
The emergency stop switch is arranged, so that accidents are reduced.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention accordingly, and not to limit the protection scope of the present invention accordingly. All equivalent changes or modifications made in accordance with the spirit of the present disclosure are intended to be covered by the scope of the present disclosure.
Claims (19)
1. The utility model provides an automatic row of longmen welds device, includes the frame, its characterized in that: the automatic welding machine further comprises a clamping fixture mechanism arranged at the upper end of the rack and used for conveying welding parts, a conveying mechanism connected with the lower end face of the clamping fixture mechanism and used for providing power for the clamping fixture mechanism, a gantry row welding mechanism used for welding the welding parts, a lifting mechanism used for lifting the clamping fixture mechanism, and a blanking mechanism arranged at the upper part of the lifting mechanism and used for blanking.
2. The gantry automatic gang welding device of claim 1, which is characterized in that:
the frame comprises a frame body and support columns arranged at the lower end of the frame body, and frame slide rails are arranged on two sides of the frame body in the width direction.
3. The gantry automatic gang welding device of claim 2, which is characterized in that:
The clamping fixture mechanism is provided with two groups, comprises a workpiece frame, a plurality of groups of pulleys which are arranged on the lower end face of the workpiece frame and are matched with a rack sliding rail, a width adjusting mechanism in the length direction of the upper end face of the workpiece frame and a clamping mechanism on the width adjusting mechanism are arranged, a plurality of positioning blocks matched with the lifting mechanism are arranged on the two sides of the width direction of the workpiece frame, and optical axes matched with the conveying mechanism are arranged on the two sides of the length direction of the workpiece frame.
4. The gantry automatic gang welding device of claim 3, which is characterized in that: the width adjusting mechanism comprises an adjusting frame fixed in the width direction of the workpiece frame and two fixing plates arranged on the adjusting frame, wherein an adjusting plate is arranged at the center of any one fixing plate.
5. The gantry automatic gang welding device of claim 4, which is characterized in that: the clamping mechanism comprises two pneumatic clamps which are respectively arranged on a fixing plate and an adjusting plate on the other fixing plate, a plurality of screw holes are formed in the adjusting plate at intervals, the pneumatic clamps are adjusted through bolts and connected with the adjusting plate, and the two pneumatic clamps are oppositely arranged and used for clamping the welding piece together.
6. The gantry automatic gang welding device of claim 5, which is characterized in that:
And the two groups of conveying mechanisms are respectively arranged at two ends of the rack and are used for driving the two clamping fixture mechanisms to simultaneously operate.
7. The gantry automatic gang welding device of claim 6, which is characterized in that: the conveying mechanism comprises a first motor fixed on the rack and a conveying belt connected with the output end of the first motor, the other end of the conveying belt is connected with a conveying fixed wheel fixed on the rack, conveying slide rails fixed on the rack are further arranged on two sides of the conveying belt, a conveying slide block is arranged on each conveying slide rail, two conveying slide blocks and the conveying belt are jointly fixed with an air cylinder frame, a conveying air cylinder is arranged on each air cylinder frame, a connecting claw is fixed at the telescopic end of each conveying air cylinder, and the connecting claws are used for being connected with the optical axis.
8. The gantry automatic gang welding device of claim 5, which is characterized in that:
the lifting mechanism comprises lifting frames arranged on two sides of the rack, lifting cylinders arranged on a bottom plate of the lifting frame, lifting plates which are connected with the lifting frames in a sliding mode and fixedly connected with output ends of the lifting cylinders, a plurality of fixed cylinders fixed on the lifting plates, and two sides of the telescopic ends of the fixed cylinders on the lifting frames are arranged oppositely, and the number and the positions of the fixed cylinders are matched with the positioning blocks.
9. The gantry automatic gang welding device of claim 1, which is characterized in that:
the gantry row welding mechanism comprises a gantry arranged at two sides and the upper end of the rack, an upper electrode assembly fixed on the gantry and a lower electrode assembly arranged on the rack.
10. The gantry automatic gang welding device of claim 9, which is characterized in that: the upper electrode assembly comprises a machine head fixed on the portal frame, an upper electrode cylinder is arranged on the machine head, an output end of the upper electrode cylinder is connected with an upper electrode, the upper electrode is connected with the machine head in a sliding mode through a guide rod, and an electromagnetic reversing valve is further connected to the upper electrode.
11. The gantry automatic gang welding device of claim 10, wherein: the lower electrode assembly comprises a lower electrode cylinder fixed on the frame and a lower electrode fixed at the output end of the lower electrode cylinder.
12. The gantry automatic gang welding device of claim 11, wherein: the upper electrode and the lower electrode are oppositely arranged.
13. The gantry automatic gang welding device of claim 1, which is characterized in that:
the blanking mechanism comprises a support frame arranged on the upper portion of the rack and a blanking motor arranged on the support frame, the output end of the blanking motor is connected with a rotating shaft, the other end of the rotating shaft is connected with a first blanking fixing wheel fixed on the support frame, the rotating shaft is connected with the support frame through a rotating shaft seat, and the placing direction of the rotating shaft is the same as the length direction of the rack.
14. The gantry automatic gang welding device of claim 13, wherein: the automatic blanking device is characterized in that the output end of the blanking motor and the first blanking fixed wheel are both connected with blanking belts, the other ends of the blanking belts are connected with a second blanking fixed wheel fixed on the support frame, and the arrangement directions of the two blanking belts are perpendicular to the direction of the rotating shaft.
15. The gantry automatic gang welding device of claim 14, wherein: all be equipped with the unloading slide rail on the support frame of two unloading belt belows, sliding connection has the unloading slider on the unloading slide rail, on two unloading slide rails the common fixedly connected with carriage of unloading slider, both sides the unloading slider still respectively with two unloading belt fixed connection.
16. The gantry automatic gang welding device of claim 15, wherein:
and a main lifting frame and an auxiliary lifting frame are fixed on the sliding frame.
17. The gantry automatic gang welding device of claim 16, wherein: the main lifting frame comprises a main lifting fixing plate fixed on the sliding frame, a lifting column penetrating through the main lifting fixing plate and a lifting motor fixed on the main lifting frame, wherein a rack is longitudinally fixed on the lifting column, the output end of the lifting motor is provided with a gear matched with the rack, and the lifting column is connected with the main lifting fixing plate in a sliding mode through a sliding block assembly.
18. The gantry automatic gang welding device of claim 17, wherein: the auxiliary lifting frame comprises an auxiliary lifting fixed plate fixed on the sliding frame and a lifting rod penetrating through the auxiliary lifting fixed plate.
19. The gantry automatic gang welding device of claim 18, wherein: the lower ends of the lifting columns and the lifting rods are jointly fixed with a blanking frame, and a plurality of electromagnets are distributed on the lower end face of the blanking frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122703905.3U CN216829272U (en) | 2021-11-07 | 2021-11-07 | Automatic row welding device for gantry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122703905.3U CN216829272U (en) | 2021-11-07 | 2021-11-07 | Automatic row welding device for gantry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216829272U true CN216829272U (en) | 2022-06-28 |
Family
ID=82098540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122703905.3U Active CN216829272U (en) | 2021-11-07 | 2021-11-07 | Automatic row welding device for gantry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216829272U (en) |
-
2021
- 2021-11-07 CN CN202122703905.3U patent/CN216829272U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A gantry automatic welding device Granted publication date: 20220628 Pledgee: China People's Property Insurance Co.,Ltd. Qingdao Branch Pledgor: QINGDAO YIWEITE INTELLIGENT TECHNOLOGY Co.,Ltd. Registration number: Y2024370010040 |