CN119115423A - A six-degree-of-freedom round tube welding auxiliary device - Google Patents
A six-degree-of-freedom round tube welding auxiliary device Download PDFInfo
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- CN119115423A CN119115423A CN202411603702.9A CN202411603702A CN119115423A CN 119115423 A CN119115423 A CN 119115423A CN 202411603702 A CN202411603702 A CN 202411603702A CN 119115423 A CN119115423 A CN 119115423A
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- Prior art keywords
- frame
- sliding
- round tube
- rotating
- freedom
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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 for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—External pipe alignment clamps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups B23K1/00 - B23K28/00 relating to soldering or welding
- B23K31/027—Making tubes by soldering or welding
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
本发明涉及圆管焊接技术领域，提出了一种六自由度圆管焊接辅助装置，包括底座，具有若干个移动组件，移动组件用于底座移动；第一滑动架滑动设置在底座上；第二滑动架滑动设置在第一滑动架上，第一滑动架与第二滑动架滑动方向垂直；升降架升降设置在第二滑动架上；转动架转动设置在升降架上，转动架的转动轴线垂直于地面；支撑架设置在转动架上，支撑架用于支撑圆管的圆周面。通过上述技术方案，解决了现有技术中圆管转运过程中运输困难的问题。
The present invention relates to the technical field of round tube welding, and proposes a six-degree-of-freedom round tube welding auxiliary device, comprising a base, having a plurality of moving components, the moving components being used to move the base; a first sliding frame being slidably arranged on the base; a second sliding frame being slidably arranged on the first sliding frame, the first sliding frame being perpendicular to the sliding direction of the second sliding frame; a lifting frame being lifted and lowered on the second sliding frame; a rotating frame being rotatably arranged on the lifting frame, the rotating axis of the rotating frame being perpendicular to the ground; and a supporting frame being arranged on the rotating frame, the supporting frame being used to support the circumferential surface of the round tube. Through the above technical scheme, the problem of difficulty in transportation during the transportation of round tubes in the prior art is solved.
Description
Technical Field
The invention relates to the technical field of circular tube welding, in particular to a six-degree-of-freedom circular tube welding auxiliary device.
Background
When welding large-scale circular pipes, the transfer of the circular pipes and the butt joint before welding are always important links. However, conventional transportation and equipment often have a number of limitations.
Under the prior art, the transportation device is usually adapted to only a single road condition, such as only running on a highway or only running on a railway. The butt joint of the round pipes before welding also needs to use large-scale cranes and other equipment, which causes severe environmental restrictions when facing different construction environments. When equipment such as a crane is not easy to park under special conditions, a great deal of time and labor cost are often required to be consumed in order to enable the equipment such as the crane to enter the vicinity of a construction site, the construction efficiency is seriously affected, and the difficulty and complexity of construction are increased.
Disclosure of Invention
The invention provides a six-degree-of-freedom circular tube welding auxiliary device, which solves the problem of difficult transportation in the circular tube transportation process in the related technology.
The technical scheme of the invention is as follows:
a six degree of freedom round tube welding assist device comprising:
the base is provided with a plurality of moving assemblies, and the moving assemblies are used for moving the base;
the first sliding frame is arranged on the base in a sliding manner;
the second sliding frame is arranged on the first sliding frame in a sliding manner, and the sliding direction of the first sliding frame is perpendicular to that of the second sliding frame;
The lifting frame is arranged on the second sliding frame in a lifting manner;
The rotating frame is rotatably arranged on the lifting frame, and the rotating axis of the rotating frame is perpendicular to the ground;
The support frame is arranged on the rotating frame and is used for supporting the circumferential surface of the round tube.
Optionally, the method further comprises:
The roller is provided with a plurality of rollers, the rollers are all rotatably arranged on the supporting frame, the rotation axis of the rollers is parallel to the axis of the round tube, the rollers are sequentially distributed along the circular arc direction of the round tube, and the supporting frame supports the circular arc surface of the round tube through the rollers.
Optionally, the method further comprises:
the transmission shaft is rotatably arranged on the support frame and arranged on the roller, and the rotation axis of the transmission shaft is coincident with the rotation axis of the roller;
The gear is arranged on the transmission shaft;
the rack is arranged on the support frame in a sliding manner, the rack is in meshed transmission with the gear, the rack is arc-shaped, and the rack slides along the arc direction of the round tube.
Optionally, the rack has a boss, the boss penetrating the support frame, further comprising:
The telescopic piece is arranged on the supporting frame;
The sliding sleeve is arranged at the telescopic end of the telescopic piece and is provided with a sliding groove, the length direction of the sliding groove is perpendicular to the telescopic direction of the telescopic piece, the protruding part is arranged in the sliding groove in a sliding mode, and the telescopic piece pushes the rack to slide through the sliding sleeve.
Optionally, the method further comprises:
The clamping pieces are respectively arranged at two ends of the supporting frame in a sliding mode, the clamping pieces at the two ends of the supporting frame are close to each other or far away from each other after sliding, clamping spaces are formed between the clamping pieces, and the clamping spaces are used for clamping the round tubes abutted to the rollers;
The elastic piece, both ends set up respectively the fastener with on the support frame, the elastic piece is used for providing the support frame both ends the fastener is close to each other power.
Optionally, the clamping piece is a rotating wheel.
Optionally, the roller and the clamping piece are provided with damping friction layers on surfaces.
Optionally, the plurality of moving assemblies has at least two groups, each group of moving assemblies is distributed along the moving direction of the base in turn, and each group of moving assemblies includes:
the rotating rod is arranged in a rotating way relative to the base, and the rotating axis of the rotating rod is perpendicular to the advancing direction of the base;
the wheels are respectively arranged at two sides of the rotating rod, the axes of the wheels are coincident with the axes of the rotating rod, and the wheels are used for being in contact with the ground.
Optionally, the crane has spherical recess, the rotating turret has spherical face, spherical face is located spherical recess is interior, just spherical face with spherical recess inner wall butt, the crane has the swinging groove, the swinging groove with spherical recess intercommunication still includes:
One end of the expansion bracket is arranged on the base, a group of moving assemblies are arranged on the expansion bracket, and the base is inclined after the expansion bracket expands and contracts;
And one end of the heavy mandrel is arranged on the rotating frame, the other end of the heavy mandrel is positioned in the swinging groove, the axis of the heavy mandrel is coincident with the rotating axis of the rotating frame, and the heavy mandrel is used for providing a force for rotating the rotating frame to the horizontal direction.
Optionally, the method further comprises:
the electric cylinder is provided with a plurality of electric cylinders and is used for driving the first sliding frame, the second sliding frame and the lifting frame.
The working principle and the beneficial effects of the invention are as follows:
according to the invention, the plurality of moving assemblies arranged on the base enable the bracket vehicle to freely shuttle under two different road conditions of a highway and a railway, so that the application range of transportation is greatly expanded, and the transportation difficulty caused by road condition limitation is reduced.
The rotatable design of rotating frame relative base can adjust the orientation and the angle of pipe in a flexible way according to actual demand, and this is more convenient for adapt to complicated road environment in the transportation, and when a plurality of support cars supported a pipe, the rotating frame of first support car was fixed on the chassis through bolt or fastener, and the rotating frame on other support cars can rotate relative base, and when first support car turned, the rotating frame on other support cars rotated to adapt to the turning transportation of pipe.
The first sliding frame can slide on the base along a specific direction, the second sliding frame can slide on the first sliding frame along a direction perpendicular to the first sliding frame, and the lifting frame is arranged on the second sliding frame in a lifting mode. When the position of the round tube needs to be adjusted in the horizontal direction, the position change in the horizontal two directions can be realized by controlling the sliding of the first sliding frame on the base and the sliding of the second sliding frame on the first sliding frame. Then, the height of the round tube is adjusted by the lifting action of the lifting frame.
The combined sliding of the first sliding frame and the second sliding frame greatly expands the position adjustment range of the round tube on the horizontal plane, so that the round tube can reach the appointed position more accurately. And secondly, the device is matched with the lifting frame to realize free movement and positioning of the round tube in a three-dimensional space, so that the flexibility and adaptability of the device are improved. Furthermore, the multi-dimensional adjustment mode is beneficial to rapidly and accurately completing the arrangement and operation of the round pipes in a complex working environment, and the working efficiency is greatly improved.
The arrangement of the lifting frame increases the adaptability of the device to working scenes with different heights, and can meet the transportation and operation requirements of round pipes under different height requirements. Secondly, through the combined action of lifting and rotating, the position and the angle adjustment of the round tube are more flexible and various, and the universality and the practicability of the device are improved. Furthermore, the round tube can be positioned to a required position more accurately, and the working efficiency and the operation precision can be improved.
When the butt joint of the round pipes is to be carried out before welding on the working site, the butt joint angle can be adjusted by adjusting the first sliding frame, the second sliding frame, the lifting frame and the rotating frame, so that the butt joint difficulty between the round pipes is reduced, and the butt joint device is applicable to butt joint of more round pipes, such as butt joint of round pipes at turning positions. The device can remarkably improve the working efficiency and the installation accuracy.
The support frame can stably support the circumferential surface of the round tube, effectively avoid the round tube to shake, displace or even damage in the transportation and operation processes, and ensure the safe transportation and the integrity of the round tube.
Drawings
The above features, technical features, advantages and implementation of the present invention will be further described in the following description of preferred embodiments with reference to the accompanying drawings in a clear and easily understood manner.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
fig. 3 is a cross-sectional view of the present invention.
100, A base, 200, a moving assembly, 300, a rotating frame, 400, a supporting frame, 420, rollers, 430, a transmission shaft, 450, gears, 460, racks, 461, protruding parts, 470, telescopic parts, 480, sliding sleeves, 481, sliding grooves, 510, clamping parts, 511, clamping spaces, 520, elastic parts, 600, lifting frames, 610, spherical grooves, 620, swinging grooves, 310, spherical surfaces, 320, a heavy mandrel, 710, a first sliding frame, 720, a second sliding frame, 210, rotating rods, 220, wheels, 230, telescopic frames, 800 and an electric cylinder.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will explain the specific embodiments of the present invention with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the invention, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
For simplicity of the drawing, only the parts relevant to the invention are schematically shown in each drawing, and they do not represent the actual structure thereof as a product. In addition, in order to simplify the drawings and facilitate understanding, components having the same structure or function in some drawings are only schematically illustrated in one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one", and "a number" includes "two" and "two or more".
In this context, unless explicitly stated or limited otherwise, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may, for example, be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or communicate between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-3, the invention provides a six-degree-of-freedom circular tube welding auxiliary device, which comprises a first sliding frame 710 slidably arranged on a base 100, and a second sliding frame 720 slidably arranged on the first sliding frame 710, wherein the sliding direction of the first sliding frame 710 is perpendicular to that of the second sliding frame 720. The lifting frame 600 is lifted and arranged on the second sliding frame 720, the rotating frame 300 is rotatably arranged on the lifting frame 600, the rotating axis of the rotating frame 300 is perpendicular to the ground, and the rotating frame 300 is positioned on one side of the lifting frame 600 away from the base 100. The base 100 is provided with a plurality of moving assemblies 200, the moving assemblies 200 are used for moving the base 100, the supporting frame 400 is arranged on the rotating frame 300, and the supporting frame 400 is used for supporting the circumferential surface of the round tube.
In this embodiment, the plurality of moving assemblies 200 provided on the base 100 enables the bracket vehicle to freely shuttle under two different road conditions, namely, road and railway conditions, so that the application range of transportation is greatly expanded, and the transportation difficulty caused by road condition limitation is reduced.
The rotatable design of rotating frame 300 relative to base 100 can adjust the orientation and the angle of pipe in a flexible way according to actual demand, and this is more convenient for adapt to complicated road environment in the transportation, and when a plurality of support carts supported a pipe, the rotating frame 300 of first support cart was fixed on the chassis through bolt or fastener 510, and the rotating frame 300 on other support carts can rotate relative to base 100, and when first support cart turned, the rotating frame 300 on other support carts rotated to adapt to the turning transportation of pipe.
The first carriage 710 is capable of sliding in a specific direction on the base 100, the second carriage 720 is capable of sliding in a direction perpendicular to the first carriage 710, and the lifting frame 600 is arranged on the second carriage 720 in a lifting manner. When it is necessary to adjust the position of the round tube in the horizontal direction, the position change in the horizontal two directions can be achieved by controlling the sliding of the first carriage 710 on the base 100 and the sliding of the second carriage 720 on the first carriage 710. Then, the height of the round tube is adjusted by the lifting operation of the lifting frame 600.
The combined sliding of the first sliding frame 710 and the second sliding frame 720 greatly expands the position adjustment range of the round tube on the horizontal plane, so that the round tube can reach the designated position more accurately. And secondly, the device is matched with the lifting frame 600, so that the free movement and positioning of the round tube in the three-dimensional space are realized, and the flexibility and adaptability of the device are improved. Furthermore, the multi-dimensional adjustment mode is beneficial to rapidly and accurately completing the arrangement and operation of the round pipes in a complex working environment, and the working efficiency is greatly improved.
The arrangement of the lifting frame 600 increases the adaptability of the device to different height working scenes, and can meet the transportation and operation requirements of round pipes under different height requirements. Secondly, through the combined action of lifting and rotating, the position and the angle adjustment of the round tube are more flexible and various, and the universality and the practicability of the device are improved. Furthermore, the round tube can be positioned to a required position more accurately, and the working efficiency and the operation precision can be improved.
When the butt joint of the round pipes is to be performed before welding at the working site, the butt joint angle can be adjusted by adjusting the first sliding frame 710, the second sliding frame 720, the lifting frame 600 and the rotating frame 300, so that the butt joint difficulty between the round pipes can be reduced, and the butt joint device is applicable to the butt joint of more round pipes, such as the butt joint of round pipes at a turning position. The device can remarkably improve the working efficiency and the installation accuracy.
The support 400 can stably support the circumferential surface of the round tube, effectively avoid the round tube from shaking, displacement or even damage in the transportation and operation processes, and ensure the safe transportation and the integrity of the round tube.
Further, the device further comprises a plurality of rollers 420 which are all rotatably arranged on the support frame 400, wherein the rotation axis of the rollers 420 is parallel to the axis of the circular tube, the rollers 420 are sequentially distributed along the circular arc direction of the circular tube, and the rollers 420 are used for being abutted with the circumferential surface of the circular tube.
In this embodiment, a round tube is placed on the roller 420 of the support frame 400. Because the roller 420 is rotatable, when the angle of the round tube needs to be adjusted, the purpose of the rotation of the round tube can be achieved by the rotation of the roller 420 through the friction force between the roller 420 and the round tube. When two circular pipes are in butt joint, the circular pipes are rotated through the roller 420, so that the welding seam of the two circular pipes can be prevented from being in butt joint with a straight line, and the process requirement is met.
The driving roller wheel 420 drives the round pipe to rotate, so that accurate regulation and control on the butt joint of the round pipe are realized, the condition that welding seams are in the same straight line in the butt joint process is ensured, and the process quality and the structural stability of the butt joint are greatly improved. The device avoids the straight butt joint of the welding lines, is favorable for dispersing stress distribution, remarkably reduces the possibility of forming structural weak links due to the concentration of the welding lines, and greatly enhances the overall strength and reliability.
The roller 420 drives the round tube to rotate, so that the convenience and the flexibility of operation are remarkably improved, the labor intensity of workers is effectively reduced, and the working efficiency is remarkably improved. And the rotation and the butt joint angle of the circular tube can be accurately controlled, so that stronger flexibility is shown in the transportation of the circular tube and the butt joint operation before welding, and the requirements of various complex processes can be better met.
Further, the rotary type circular tube rolling mill further comprises a transmission shaft 430 which is rotatably arranged on the support frame 400, one end of the transmission shaft 430 is arranged on the roller 420, the rotation axis of the transmission shaft 430 is coincident with the rotation axis of the roller 420, a gear 450 is arranged on the transmission shaft 430, a rack 460 is slidably arranged on the support frame 400, the rack 460 is meshed with the gear 450 for transmission, the rack 460 is arc-shaped, and the rack 460 slides along the arc direction of the circular tube.
In this embodiment, when the driving roller 420 is required to rotate to adjust the angle of the round tube, the rack 460 is pushed to slide along the circular arc direction of the round tube, and the gear 450 meshed with the rack 460 is driven to rotate by the movement of the rack 460, so that the roller 420 is driven to rotate by the transmission shaft 430, and the angle adjustment of the round tube is realized.
Through the meshing transmission of the rack 460 and the gear 450, the rotation angle of the roller 420 can be accurately controlled, so that the accurate adjustment of the angle of the round tube is realized, and the high-precision requirement during the butt joint of the round tube is met. And the arc-shaped rack 460 slides along the arc direction of the circular tube, and the design accords with the shape characteristics of the circular tube, so that the transmission is more stable and efficient. Furthermore, the mechanical transmission structure is simple and reliable, is easy to maintain and operate, and reduces the failure rate and maintenance cost of equipment.
Further, the rack 460 has a protrusion 461 penetrating the support 400, and further includes a telescopic member 470 disposed on the support 400, a sliding sleeve 480 disposed at a telescopic end of the telescopic member 470, the sliding sleeve 480 having a sliding groove 481, the sliding groove 481 having a length direction perpendicular to a telescopic direction of the telescopic member 470, the protrusion 461 being slidably disposed in the sliding groove 481, the telescopic member 470 pushing the rack 460 to slide through the sliding sleeve 480.
In this embodiment, the sliding track of the rack 460 is arc-shaped, and the sliding sleeve 480 is added at the telescopic end of the telescopic member 470, so that the rack 460 can move in the telescopic direction of the telescopic member 470, and further can increase a degree of freedom of sliding in the sliding sleeve 480, and then the arc-shaped sliding track is combined, so that the arc-shaped sliding of the rack 460 can be realized through one telescopic member 470 and one sliding sleeve 480, and the arrangement is simple, and the action is stable and reliable.
The telescopic member 470 pushes the rack gear 460 to slide along the arc-shaped slide way from one direction through the protrusion 461, and the protrusion 461 can slide in the direction perpendicular to the telescopic member 470 in the slide groove 481.
Further, the device further comprises at least two clamping pieces 510 which are respectively arranged at two ends of the support frame 400 in a sliding manner, wherein the clamping pieces 510 at two ends of the support frame 400 are mutually close to or mutually far away from each other after sliding, clamping spaces 511 are formed between the clamping pieces 510, the clamping spaces 511 are used for clamping round tubes abutted against the rollers 420, two ends of the elastic piece 520 are respectively arranged on the clamping pieces 510 and the support frame 400, and the elastic piece 520 is used for providing a force for mutually approaching the clamping pieces 510 at two ends of the support frame 400.
In this embodiment, two clips 510 are slidably disposed at two ends of the support frame 400. When the round tube is placed at the position abutting against the roller 420 by the lifting tool, the circumferential surface of the round tube pushes the clamping pieces 510 to slide on the support frame 400, so that the clamping pieces 510 at two ends of the support frame 400 are far away from each other, and at this time, the round tube is clamped by the clamping space 511 formed between the clamping pieces 510. The two ends of the elastic member 520 are respectively connected to the clamping member 510 and the supporting frame 400, and the elastic force provided by the elastic member makes the clamping members 510 at the two ends of the supporting frame 400 always have a trend of approaching each other, so as to maintain the clamping function on the round tube.
The cooperation of the clamping member 510 and the elastic member 520 not only can effectively fix the round tube, but also can prevent the round tube from accidentally rolling or shifting during transportation or operation, thereby improving the safety of transportation and operation. And the sliding of the clamping piece 510 can adapt to round pipes with different diameters, so that the universality of the device is improved. The continuous clamping force provided by the elastic member 520 ensures the stability of the clamping effect and reduces the risk of loosening the round tube due to vibration or impact. The simple and effective clamping structure is easy to manufacture and maintain, has low cost and does not influence the adjustment operation of the round tube when the round tube needs to rotate.
Further, the clip 510 is a rotating wheel.
In this embodiment, the clamping member 510 is designed as a rotating wheel, so that the friction force between the rotating wheel and the surface of the round tube can be reduced while the round tube is clamped, the rotation adjustment of the round tube is smoother, and the flexibility and the efficiency of the operation are improved. And secondly, the rotating wheel can better adapt to the shape and rotation of the round tube, so that the abrasion to the surface of the round tube is reduced, and the quality of the round tube is protected.
Further, the roller 420 and the clip 510 have a damping friction layer on their surfaces.
In this embodiment, the damping friction layer not only can improve the friction between the roller 420 and the round tube, and is convenient for the rotation adjustment of the round tube, but also can prevent the overlarge mass of the round tube, and damage the surface after contacting with the roller 420 and the clamping piece 510.
Further, the plurality of moving assemblies 200 has at least two groups, each group of moving assemblies 200 is sequentially distributed along the moving direction of the base 100, each group of moving assemblies 200 comprises a rotating rod 210 rotatably arranged relative to the base 100, the rotating axis of the rotating rod 210 is perpendicular to the advancing direction of the base 100, two wheels 220 are respectively arranged at two sides of the rotating rod 210, the axis of each wheel 220 coincides with the axis of the rotating rod 210, and each wheel 220 is used for contacting the ground.
In this embodiment, when the base 100 moves, the rotating rod 210 rotates adaptively according to the ground conditions, so as to ensure that the wheels 220 are always in good contact with the ground, and ensure the stability and flexibility of movement. One of the moving assemblies 200 is coupled to a power device that can drive the rotation rod 210 to rotate, thereby rotating the wheels 220.
The wheels 220 are rail wheels 220, can move on rails, and can be sleeved with rubber sleeves under the condition that no rail exists, so that the wheels 220 can move on roads, and the conditions of both roads and railways are realized.
Further, the lifting frame 600 has a spherical groove 610, the rotating frame 300 has a spherical surface 310, the spherical surface 310 is positioned in the spherical groove 610, the spherical surface 310 is abutted against the inner wall of the spherical groove 610, the lifting frame 600 has a swinging groove 620, the swinging groove 620 is communicated with the spherical groove 610, the lifting frame further comprises a telescopic frame 230, one end of the telescopic frame 230 is arranged on the base 100, a group of moving components 200 are arranged on the telescopic frame 230, the base 100 is inclined after the telescopic frame 230 stretches, one end of a heavy mandrel 320 is arranged on the rotating frame 300, the other end of the heavy mandrel 320 is positioned in the swinging groove 620, the heavy mandrel 320 is not contacted with the inner wall of the swinging groove 620, the axis of the heavy mandrel 320 coincides with the rotating axis of the rotating frame 300, and the heavy mandrel 320 is used for providing a force for rotating the rotating frame 300 to a horizontal state.
In this embodiment, the distance between the group of unpowered moving assemblies 200 and the base 100 can be increased by the extension and contraction of the extension and contraction member, so that the base 100 is in an inclined state, and after the base 100 is in an inclined state, the round tube on the support frame 400 is correspondingly inclined.
The rotating frame 300 is hinged to the spherical groove 610 through the spherical surface 310, so that the rotating frame 300 can rotate around the vertical direction, and the rotating frame 300 can rotate around the sliding direction of the first sliding frame 710 or the second sliding frame 720, so that the supporting frame 400 on the rotating frame 300 can keep a state of abutting against the side wall of a circular tube, and the situation that the contact area between the inclined circular tube and the supporting frame 400 is too small to cause the sliding of the circular tube is avoided.
The rotating frame 300 may be provided with a limiting table, and after the rotating frame 300 rotates around the sliding direction of the first sliding frame 710 or the second sliding frame 720 by a certain angle, the limiting table abuts against the inner wall of the spherical groove 610, so as to avoid sliding of the round tube caused by overlarge angle.
The weight shaft 320 may be maintained in a horizontal state in a state where the rotating frame 300 is not stressed, and when the base 100 is tilted by the expansion bracket 230, the rotating frame 300 is tilted by the round tube, and one end of the weight shaft 320 located in the swing groove 620 swings. After the expansion bracket 230 returns to the normal state, the weight shaft 320 swings to the vertical position by the gravity, thereby resetting the turret. And the heavy mandrel 320 generates resistance when the turret 300 rotates obliquely during transportation, ensuring the stability of the round tube.
Further, the electric cylinders 800 are provided, and the electric cylinders 800 are used for moving the lifting frame 600, the first sliding frame 710 and the second sliding frame 720 respectively.
In this embodiment, the electric cylinder 800 is driven by the electric cylinder 800, so that the electric cylinder 800 can directly control the sliding of the first sliding frame 710 and the second sliding frame 720, and a worm and gear structure can be utilized when the electric cylinder 800 drives the lifting frame 600 and the telescopic rod, so that the electric rod can be horizontally placed on the base 100, and the stability of the electric rod is ensured.
It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.
Claims (10)
1. Six degrees of freedom pipe welding auxiliary device, characterized in that includes:
-a base (100) having a number of moving assemblies (200), said moving assemblies (200) being adapted for movement of the base (100);
A first carriage (710) slidably disposed on the base (100);
a second sliding frame (720) slidably disposed on the first sliding frame (710), wherein the first sliding frame (710) is perpendicular to the sliding direction of the second sliding frame (720);
A lifting frame (600) which is arranged on the second sliding frame (720) in a lifting manner;
A rotating frame (300) rotatably arranged on the lifting frame (600), wherein the rotating axis of the rotating frame (300) is vertical to the ground;
The support frame (400) is arranged on the rotating frame (300), and the support frame (400) is used for supporting the circumferential surface of the round tube.
2. The six degree of freedom round tube welding assistance apparatus of claim 1 further comprising:
The roller (420) is provided with a plurality of rollers, the rollers are all arranged on the support frame (400) in a rotating mode, the rotating axes of the rollers (420) are parallel to the axis of the round tube, the rollers (420) are sequentially distributed along the circular arc direction of the round tube, and the support frame (400) supports the circular arc surface of the round tube through the rollers (420).
3. The six degree of freedom round tube welding assist device of claim 2 further comprising:
the transmission shaft (430) is rotatably arranged on the support frame (400), the transmission shaft (430) is arranged on the roller (420), and the rotation axis of the transmission shaft (430) is coincident with the rotation axis of the roller (420);
a gear (450) disposed on the drive shaft (430);
the rack (460) is arranged on the support frame (400) in a sliding mode, the rack (460) is meshed with the gear (450) for transmission, the rack (460) is arc-shaped, and the rack (460) slides along the arc direction of the round tube.
4. A six degree of freedom round tube welding assistance device according to claim 3 wherein the rack (460) has a boss (461) extending through the support bracket (400), further comprising:
a telescopic member (470) provided on the support frame (400);
The sliding sleeve (480) is arranged at the telescopic end of the telescopic piece (470), the sliding sleeve (480) is provided with a sliding groove (481), the length direction of the sliding groove (481) is perpendicular to the telescopic direction of the telescopic piece (470), the protruding part (461) is arranged in the sliding groove (481) in a sliding mode, and the telescopic piece (470) pushes the rack (460) to slide through the sliding sleeve (480).
5. The six degree of freedom round tube welding assist device of claim 2 further comprising:
the clamping pieces (510) are respectively arranged at two ends of the supporting frame (400) in a sliding mode, the clamping pieces (510) at the two ends of the supporting frame (400) are close to each other or are far away from each other after sliding, clamping spaces (511) are formed between the clamping pieces (510), and the clamping spaces (511) are used for clamping the round tubes abutted to the rollers (420);
the elastic piece (520) is arranged on the clamping piece (510) and the supporting frame (400) at two ends, and the elastic piece (520) is used for providing the force for the clamping pieces (510) at two ends of the supporting frame (400) to approach each other.
6. The six degree of freedom round tube welding assistance apparatus of claim 5 wherein the clip (510) is a rotating wheel.
7. The six degree of freedom round tube welding auxiliary device of claim 6 wherein the roller (420) and the clip (510) have damping friction layers on their surfaces.
8. The six degree of freedom circular tube welding auxiliary device of claim 1 wherein the plurality of moving assemblies (200) has at least two groups, each group of moving assemblies (200) being distributed in sequence along the moving direction of the base (100), each group of moving assemblies (200) comprising:
the rotating rod (210) is rotatably arranged relative to the base (100), and the rotating axis of the rotating rod (210) is perpendicular to the advancing direction of the base (100);
and two wheels (220) are respectively arranged at two sides of the rotating rod (210), the axis of the wheels (220) coincides with the axis of the rotating rod (210), and the wheels (220) are used for being in contact with the ground.
9. The six degree of freedom round tube welding assist device of claim 1 wherein the lifting frame (600) has a spherical groove (610), the rotating frame (300) has a spherical surface (310), the spherical surface (310) is located in the spherical groove (610), and the spherical surface (310) abuts against an inner wall of the spherical groove (610), the lifting frame (600) has a swinging groove (620), the swinging groove (620) is in communication with the spherical groove (610), further comprising:
One end of the expansion bracket (230) is arranged on the base (100), a group of moving assemblies (200) are arranged on the expansion bracket (230), and the base (100) is inclined after the expansion bracket (230) expands and contracts;
And a heavy mandrel (320) having one end disposed on the rotating frame (300) and the other end disposed in the swing groove (620), wherein the heavy mandrel (320) is not in contact with the inner wall of the swing groove (620), the axis of the heavy mandrel (320) coincides with the rotation axis of the rotating frame (300), and the heavy mandrel (320) is used for providing a force for rotating the rotating frame (300) to a horizontal state.
10. The six degree of freedom round tube welding assistance apparatus of claim 1 further comprising:
And the electric cylinders (800) are provided with a plurality of electric cylinders (800) and are used for driving the first sliding frame (710), the second sliding frame (720) and the lifting frame (600).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202411603702.9A CN119115423B (en) | 2024-11-12 | 2024-11-12 | Six-degree-of-freedom circular tube welding auxiliary device |
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| CN202411603702.9A CN119115423B (en) | 2024-11-12 | 2024-11-12 | Six-degree-of-freedom circular tube welding auxiliary device |
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| CN119115423B CN119115423B (en) | 2025-02-07 |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN119115423B (en) | 2025-02-07 |
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