CN110695584A - Device for aligning concentricity of pile planting butt joint and automatically welding - Google Patents
Device for aligning concentricity of pile planting butt joint and automatically welding Download PDFInfo
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- CN110695584A CN110695584A CN201910890662.3A CN201910890662A CN110695584A CN 110695584 A CN110695584 A CN 110695584A CN 201910890662 A CN201910890662 A CN 201910890662A CN 110695584 A CN110695584 A CN 110695584A
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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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
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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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0276—Carriages for supporting the welding or cutting element for working on or in tubes
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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
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0533—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Piles And Underground Anchors (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a device for aligning the butt joint and concentricity of a planting pile and automatically welding, which comprises a circular guide rail, a welding gun frame which is rotatably matched on the circular guide rail, a welding gun which is arranged on the welding gun frame, and a pair of first pile embracing arms and second pile embracing arms which are symmetrically arranged and synchronously act, wherein the first pile embracing arms are arranged on the circular guide rail in a symmetrical mode: the pile-embracing end of the swing arm is also connected with respective arc plates which are tightly propped at the joint of the upper pile and the lower pile by an elastic device; the two arc plates are fixed with semicircular guide rails, and after the two arc plates are held in a pile, the two semicircular guide rails form a circular guide rail. This pile planting butt joint is looked for concentricity and automatic weld's device, and the upper and lower stake of its end to end can automatic alignment each other, and can install in the butt joint department of stake automatically.
Description
Technical Field
The invention relates to the technical field of pile planting, in particular to a device for aligning the butt joint and concentricity of a planting pile and automatically welding the planting pile.
Background
In the technical field of foundation construction, foundation piles such as precast tubular piles or steel pipes (the soil in the pipes is taken out by a rotary digging machine and the like and poured into the piles) are required to be planted into the soil end to end in many occasions, and if the pipe piles with the depth of 60 meters are required to be pressed into the foundation piles, 4 pipe piles with the length of 15 meters are required to be connected end to end. It is easy to understand that the welding is carried out after the upper pile and the lower pile are perpendicular and mutually concentric when the stand is in construction quality and mechanical property angles. However, according to the inventor, for alignment and alignment concentricity alignment of vertically-oriented upper and lower piles or upper and lower steel pipes, the piles or the pipes still need to be lifted to the butt joint by a crane and then manually observed and aligned, which wastes time and labor, has low efficiency and is difficult to achieve accurate concentricity.
For the welding of the joint, manual welding is adopted initially, and the welding quality and efficiency cannot be guaranteed. In recent years, automatic welding equipment which runs along a circular track gradually appears, but the following defects exist: 1. the circular guide rail and the welding equipment are manually installed at the butt joint of the planted pile such as the precast tubular pile, and the labor and the time are still wasted. 2. Basically depends on the roller or the pulley to walk, the slipping phenomenon exists, and the walking speed and the precision controllability are not high. 3. The welding gun can not be dispatched in all directions at the angles of up, down, left and right, etc.
Disclosure of Invention
The invention aims to solve the technical problem of providing a device for automatically aligning and welding the butt joint concentricity of a planted pile, which can automatically align an upper pile and a lower pile which are connected end to end and can be automatically installed at the butt joint position of the piles.
The technical scheme of the invention is that the invention provides a device for aligning the butt joint and concentricity of a planting pile and automatically welding, which comprises a circular guide rail, a welding gun frame which is rotatably matched on the circular guide rail, a welding gun which is arranged on the welding gun frame, and a pair of first pile holding arms which are symmetrically arranged and synchronously act: the pile driving device comprises two first rotary motors arranged on a rack, wherein a first output shaft of each first rotary motor is fixed with a first swinging end of a respective first swinging arm, a first pile embracing end of each first swinging arm is hinged with a respective first support frame, the first support frame is provided with a structure for automatically aligning concentricity with a lower pile when an upper pile falls down, and the first pile embracing end of each first swinging arm is also connected with a respective first arc-shaped plate which is tightly propped against the joint of the upper pile and the lower pile by an elastic device; still include simultaneously or unscrew a pair of second of embracing tightly on last stake behind the first pile arm of embracing with first pile arm and embrace the pile arm, should embrace the symmetrical setting of pile arm and synchronization action to the second: the second output shaft of each second rotary motor is fixed with the second swinging end of the respective second swinging arm, the second pile holding end of each second swinging arm is connected with the respective second arc-shaped plate which is tightly propped against the planted pile by an elastic device, a semicircular guide rail is fixed on each second arc-shaped plate, and the semicircular guide rails form a circular guide rail after the two second arc-shaped plates hold the pile; the welding gun frame and the welding gun are positioned in a gap between the two first supporting frames.
After adopting the structure, the device for aligning the butt joint and the concentricity of the planted piles and automatically welding has the following advantages: during operation, the first pile holding arm is used for automatically aligning the upper pile and the lower pile and aligning the concentricity, the second pile holding arm is used for installing the welding device, the welding gun frame and the welding gun are positioned in a gap between the two first arc-shaped plates and are aligned to a butt joint, and the first pile holding arm is unscrewed after a small section such as 5-10 mm is spot-welded or fixed relatively to the upper pile and the lower pile. Do not need artifical range estimation can align last stake and lower stake, the circular telegram, circular telegram can adopt the button or utilize CPU control or remote control, the swing motor is rotatory around self axis, two first arcs support under the tight effect of resilient means and embrace the butt joint department of lower stake simultaneously to leave the position of last stake butt joint department, when going up the stake and hanging to this device top through lifting equipment, go up the stake because the gravity whereabouts of self, and under the guide effect of the structure of automatic alignment concentricity, fall into the diameter that a pair of first arcs constitute and go up the round hole that the stake diameter is the same with lower stake diameter, above resilient means still plays the cushioning effect simultaneously, can not produce the impact destructive power to this end of first arc and swing arm when making the whereabouts of going up the stake. The process labour saving and time saving of the automatic alignment concentricity of this device, the alignment before the welding goes up the work progress efficiency of the concentricity of stake and lower stake high to can reach accurate concentricity. And do not need artifical installation circular guide rail and welding set, the circular guide rail and welding set, circular telegram can adopt button or remote control to control through the intelligent control panel who installs in the frame, the rotary motor is rotatory around self axis, two second arcs simultaneously hold on the last stake more than upper and lower stake butt joint under resilient means supports the effect tightly, the installation of its circular track and welder device is labour saving and time saving, the installation effectiveness is high. The device has simple structure and convenient operation.
Furthermore, the structure for automatically finding the concentricity comprises at least two vertical conical guide heads with upward conical tips, wherein the two conical guide heads are arranged on the respective first support frames; at least four conical guide heads on the two first support frames which are symmetrically arranged are uniformly distributed along the circumference of the pile. After the structure more than adopting, automatic alignment concentricity's simple structure, convenient operation, its mechanical properties is better, the guide effect is better, the accuracy nature of concentricity is higher.
Furthermore, a plumb line of a point of each conical guide head, which is closest to the outer circumferential surface of the pile, is on the same straight line with a plumb line of the position on the inner arc surface of the first arc-shaped plate. After the structure more than adopting, the guide effect that the last stake falls into the round hole that two arcs formed is better, and the precision of the concentricity of last stake and lower stake is higher.
Furthermore, each first support frame comprises two third arc-shaped plates which are connected to the first upper plate and the second lower plate of the first pile embracing end of the first swing arm in an up-and-down symmetrical mode, a cylinder with an upward opening is fixed at each of two ends of each third arc-shaped plate, the cylinder fixed with each conical guide head is in sliding fit in the cylinder, and the first pressure springs respectively abut against the bottom end of the cylinder and the bottom plate of the cylinder. After the structure is adopted, the structure capable of automatically finding the concentricity has a buffering effect, so that impact destructive force cannot be generated on the conical guide head, the support frame and the end of the swing arm when an upper pile falls.
Furthermore, the middle of the length of the two third arc-shaped plates of each first support frame is outwards convex, through holes are formed in the middle of the two third arc-shaped plates and the first upper plate and the first lower plate of the first pile embracing end of the first swing arm, the four through holes are hinged through a first shaft, the through holes in the two third arc-shaped plates are first circular through holes, the through holes in the first upper plate of the first pile embracing end of the first swing arm and the through holes in the first lower plate are first waist-shaped through holes extending along the inner and outer directions of the first pile embracing end of the first swing arm, and the two first arc-shaped plates are fixed with the respective first support frames; still include the second support frame: the two fourth arc plates are fixed with the outer arc surfaces of the second arc plates and are symmetrically connected to the second upper plate of the second pile embracing end of the second swing arm and the second lower plate from top to bottom, the middles of the two fourth arc plates are outwards convex, through holes are formed in the middles of the two fourth arc plates and the second upper plate of the second pile embracing end of the second swing arm and the second lower plate, the four through holes are hinged through a second shaft, the through holes in the two fourth arc plates are second circular through holes, the through holes in the second upper plate of the second pile embracing end of the second swing arm and the through holes in the second lower plate are second waist-shaped through holes extending in the inner and outer directions of the second pile embracing end of the second swing arm, and the two fourth arc plates are fixed with respective second support frames. By adopting the structure, the structure capable of automatically aligning the concentricity can be ensured to be relatively fixed in position and meet the requirement of guiding under the abutting action of the two second springs, and has a certain swinging space and a front-back displacement space, so that the inner arc surface of the arc-shaped plate is always matched and attached to the butt joint of the upper pile and the lower pile, and the impact destructive force cannot be generated on the conical guiding head, the supporting frame and the end of the swinging arm when the upper pile falls; when the swing arm drives the first arc-shaped plate to embrace the pile under the driving of the rotary motor, a certain allowance is left between the two second arc-shaped plates and the pile embracing end of the swing arm, so that impact destructive force is prevented from being generated between the second arc-shaped plates and the pile embracing end of the swing arm during pile embracing; and meanwhile, the pile holding arm is firmer in structure and better in strength.
Furthermore, the radian of the inner arc surface of each first arc-shaped plate is the same as the radians of the outer circumference surfaces of the upper pile and the lower pile; one end of each second pressure spring is fixed with the back of the first arc-shaped plate, the two second pressure springs are movably sleeved in an inner hole of each first spring seat, the other end of each second pressure spring abuts against an end plate of the first spring seat, a first convex ring is fixed outside the end plate of each first spring seat, a pair of first lug plates are fixed on the left first side plate and the right first side plate of the first pile holding end of the first swing arm, the first convex rings are inserted between the first lug plates of each pair, and the through holes on the first lug plates of each pair are hinged with the through holes on the first convex rings of each pair through a third shaft; the radian of the inner cambered surfaces of the two second arc-shaped plates is the same as that of the outer circumferential surface of the upper pile, the two second arc-shaped plates are embraced on the outer circumferential surface of the upper pile, and the semicircular guide rail is fixed at the bottom end of each second arc-shaped plate; one end of each of the two third pressure springs of each second arc-shaped plate is fixed to the back face of the second arc-shaped plate, the two third pressure springs are movably sleeved in an inner hole of each second spring seat, the other end of each third pressure spring abuts against an end plate of each second spring seat, a second convex ring is fixed to the outer face of each end plate of each second spring seat, a pair of second lug plates is fixed to each of the left and right second side plates of the second pile embracing end of each second swing arm, the second convex rings are inserted into the middles of each pair of the second lug plates, and through holes in each pair of the second lug plates are hinged to through holes in each second convex ring through a fourth shaft. After the structure more than adopting, its resilient means's stability, reliability are better, and it is better to support tight effect and cushioning effect, and the concentricity of going up stake and lower stake is higher. And the arc-shaped plates have a certain swing space relative to the pile-holding end of the swing arm, so that the inner arc surface of each arc-shaped plate is always matched and attached to the planted pile under the pressure of the two pressure springs.
Furthermore, the circular guide rail comprises an upper convex ring and a lower convex ring, a pair of upper rollers matched with the upper convex ring are arranged on a connecting frame of the welding gun frame, and a pair of lower rollers matched with the lower convex ring are also arranged on the connecting frame of the welding gun frame; the outer circumference of the circular guide rail is provided with a gear ring, the connecting frame of the welding gun frame is provided with a first motor, the first motor adopts a stepping motor or a servo motor, and an output shaft of the first motor is provided with a gear which is meshed with the gear ring. After the structure is adopted, the upper and lower pairs of rollers roll in a matching way with the respective convex rings, and the driving gear of the motor is meshed with the gear ring for driving, so that the phenomenon of slipping during walking is avoided, and the walking speed and precision controllability are high.
Furthermore, the outer side of the connecting frame is connected with a vertical sliding block, a vertical guide rail of a vertical guide rail frame is in sliding fit with the vertical sliding block, a first screw for driving the vertical guide rail frame to ascend or descend is in rotating fit with a through hole of a top end plate of the vertical guide rail frame and is screwed with an internal threaded hole of the vertical sliding block, a knob is fixed at the top end of the first screw, and structures for axially limiting the vertical sliding block are arranged at two ends of the first screw; the bottom end of the vertical guide rail frame is connected with a horizontal guide rail frame, a horizontal sliding block is matched on a horizontal guide rail of the horizontal guide rail frame in a sliding way, a second screw driving the horizontal sliding block to move inwards or outwards is matched in a through hole at the outer end of the horizontal guide rail frame in a rotating way and is screwed with an internal threaded hole of the horizontal sliding block, a knob is fixed at the outer end of the second screw, and two ends of the second screw are provided with structures for axially limiting the horizontal sliding block; the horizontal sliding block is connected with a welding gun clamping frame through a pitching angle adjusting structure and a horizontal swinging angle adjusting structure, and a gun mouth of a welding gun on the welding gun clamping frame is positioned at a butt joint of the upper pile and the lower pile. After the structure is adopted, the lifting adjustment and the inner and outer adjustment of the welding gun are simple in structure and convenient to operate manually, particularly, the welding gun opening is corresponding to the butt joint, the upper angle, the lower angle, the inner angle, the outer angle, the bending angle, the pitching angle and the horizontal swinging angle of the welding gun opening are all-around adjustable, no dead angle is left, and the welding comprehensiveness, the welding reliability and the welding accuracy are guaranteed.
Furthermore, the pitching angle adjusting structure comprises a second motor arranged on the pitching angle adjusting frame, the second motor adopts a stepping motor or a servo motor, an output shaft of the second motor is fixed with a connecting platform, so that the pitching angle of the welding gun can be adjusted through the connecting platform and the welding gun clamping frame; horizontal swing angle adjustment structure includes: the connecting platform is hinged with the welding gun clamping frame through a fifth shaft, a semicircular through hole is formed in the right side of the connecting platform, a sliding column is in sliding fit in the semicircular through hole, and the sliding column is screwed in a threaded hole of the welding gun clamping frame by adopting a countersunk head bolt with a large head. After adopting above structure, every single move angle adjustment structure and horizontal swing angle adjustment structure are simple structure, convenient operation.
Furthermore, the welding gun frame and the welding guns arranged on the welding gun frame are two and are symmetrically arranged on respective semicircular guide rails of the circular guide rails. After the structure is adopted, the two sets of welding devices can be electrified simultaneously to operate and weld simultaneously, and the welding speed and the working efficiency can be doubled.
Furthermore, each welding gun and the welding gun frame are externally provided with a protective cover. After the structure above is adopted, the negative influence of wind on the welding process can be prevented during welding, rainwater and building site mud slag can be prevented from entering a welding gun frame and a welding gun, and the damage to the welding device is avoided.
Drawings
Fig. 1 is a schematic structural view of the device of the present invention applied to a static pressure pile planting machine (only a chassis frame of the static pressure pile planting machine is shown) in a pile embracing state.
Fig. 2 is an enlarged schematic view of the first device in fig. 1.
Fig. 3 is an enlarged schematic view of the apparatus of fig. 1.
Fig. 4 is a schematic structural diagram of a pile embracing of the first pile embracing arm.
Fig. 5 is an exploded schematic view of a connection structure of a first support frame in the first pile embracing arm and a first pile embracing end of the first swing arm.
Fig. 6 is an exploded view of an embodiment of the structure for automatically centering in the first pile embracing arm.
Fig. 7 is a schematic structural diagram of the second pile embracing arm (welding device) during pile embracing.
Fig. 8 is an exploded view of the second anchor holding end and the second support frame of the second swing arm in fig. 7.
Fig. 9 is an enlarged view of the first welding stand and the welding gun in fig. 7.
Fig. 10 is an enlarged schematic view of a welding stand and a welding gun portion in fig. 7.
Fig. 11 is a schematic bottom view of the rail bracket of fig. 10 taken horizontally.
Shown in the figure 1, a frame, 2, a first rotary motor, 3, a first swing end, 4, an upper pile, 5, a first pile holding end, 6, a first swing arm, 7, a conical guide head, 8, a first support frame, 9, a lower pile, 10, a first output shaft, 11, a first arc-shaped plate, 12, a third arc-shaped plate, 13, a first circular through hole, 14, a first waist-shaped through hole, 15, a first shaft, 16, a first lower plate, 17, a first upper plate, 18, a second pressure spring, 19, a first spring seat, 20, a third shaft, 21, a first lug plate, 22, a first side plate, 23, a first convex ring, 24, a first pressure spring, 25, a bolt, 26, a cylinder bottom plate, 27, a cylinder, 28, a cylinder, 29, a second rotary motor, 30, a second swing end, 31, a second output shaft, 32, a second swing arm, 33, a second pile holding end, 34, a welding gun holder, 36, a circular guide rail, 37. a second arc-shaped plate, 38, a semicircular guide rail, 39, a fourth arc-shaped plate, 40, a third pressure spring, 41, a second shaft, 42, a second upper plate, 43, a second kidney-shaped through hole, 44, a second spring seat, 45, a second lug plate, 46, a second side plate, 47, a second convex ring, 48, a fourth shaft, 49, an output shaft of a second motor, 50, a connecting platform, 51, a pitch angle adjusting frame, 52, a gear, 53, an upper roller, 54, an upper convex ring, 55, a first motor, 56, a lower convex ring, 57, a lower roller, 58, a butt seam, 59, a welding gun clamping frame, 60, a countersunk bolt with a big head, 61, a fifth shaft, 62, a limit nut, 63, a vertical sliding block, 64, a vertical guide rail, 65, a vertical guide rail frame, 66, a top end plate, 67, a knob, 68, a first screw, 69, a semicircular through hole, 70, a gun muzzle, 71, a horizontal guide rail frame, 72, a horizontal sliding block, 73. the second screw rod, 74, the second lower plate, 75, the second circular through hole, 76, the connecting frame, 77, the gear ring, 78, the horizontal guide rail, 79 and the second support frame.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It is to be noted that the description of the embodiments is provided to aid understanding of the present invention, and is not intended to limit the present invention. In addition, the technical features involved in the respective embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 and 11
The invention relates to a device for aligning the alignment concentricity of pile planting and automatically welding, which comprises a circular guide rail 36, a welding gun frame 35 which is rotatably matched on the circular guide rail 36, and a welding gun 34 which is arranged on the welding gun frame 35.
The invention discloses a device for aligning the concentricity of pile planting butt joint and automatically welding, which also comprises a pair of first pile holding arms which are symmetrically arranged and synchronously act: two first rotary motors 2 arranged on the frame 1, a first output shaft 10 of each first rotary motor 2 is fixed with a first swing end 3 of a respective first swing arm 6, and a first pile holding end 5 of each first swing arm 6 is hinged with a respective first support frame 8. The first supporting frame 8 is provided with a structure for automatically aligning concentricity with the lower pile 9 when the upper pile 4 falls down. The first pile holding end 5 of the first swing arm 6 is further connected with respective first arc-shaped plates 11 which are abutted against the butt joint of the upper pile 4 and the lower pile 9 through elastic devices.
The invention discloses a device for aligning the concentricity of pile planting butt joint and automatically welding, which also comprises a pair of second pile embracing arms which are simultaneously held on an upper pile 4 with the first pile embracing arm or tightly held on the upper pile 4 after the first pile embracing arm is unscrewed, and the pair of second pile embracing arms are symmetrically arranged and synchronously act: two second rotary motors 29 arranged on the frame 1, a second output shaft 31 of each second rotary motor 29 is fixed with a second swing end 30 of a respective second swing arm 32, a second pile holding end 33 of each second swing arm 32 is connected with a respective second arc-shaped plate 37 which is tightly propped against a pile planting by an elastic device, a semicircular guide rail 38 is fixed on each second arc-shaped plate 37, after the two second arc-shaped plates 37 are held, the semicircular guide rails 38 form a circular guide rail 36, and a welding gun frame 35 and a welding gun 34 are positioned at a gap between the two first supporting frames 8.
The structure for automatically aligning concentricity preferably comprises at least two vertical conical guide heads 7 with upward conical tips, which are arranged on respective first support frames 8. At least four conical guide heads 7 on the two first support frames 8 which are symmetrically arranged are uniformly distributed along the circumference of the pile. The plumb line of the point of each conical guide head 7 closest to the outer circumference of the pile is preferably collinear with the plumb line at that point on the intrados surface of the first curved plate 11.
Each first support frame 8 preferably comprises two third arc-shaped plates 12 which are symmetrically connected to the first upper plate 17 and the second lower plate 16 of the first pile embracing end 5 of the first swing arm 6 from top to bottom, two ends of each of the two third arc-shaped plates 12 are respectively fixed with a cylinder 27 with an upward opening, a cylinder 28 fixed with each conical guide head 7 is in sliding fit in the cylinder 27, and the first pressure springs 24 respectively abut against the bottom end of the cylinder 28 and a cylinder bottom plate 26.
Preferably, the middle of two third arc-shaped plates 12 of each first support frame 8 is outwards convex, through holes are formed in the middle of the two third arc-shaped plates 12 and the first upper plate 17 and the first lower plate 16 of the first pile embracing end 5 of the first swing arm 6, the four through holes are hinged through a first shaft 15, the through holes in the two third arc-shaped plates 12 are first circular through holes 13, the through holes in the first upper plate 17 of the first pile embracing end 5 of the first swing arm 6 and the through holes in the first lower plate 16 are first waist-shaped through holes 14 extending along the inner and outer directions of the first pile embracing end 5 of the first swing arm 6, and the two first arc-shaped plates 11 are fixed with the respective first support frames 8.
The invention discloses a device for aligning the pile planting butt joint concentricity and automatically welding, which also comprises a second supporting frame 79: the through holes are formed in the two fourth arc plates 39 and the second upper plate 42 of the second pile embracing end 33 of the second swing arm 32 and the second lower plate 74, the through holes are hinged through a second shaft 41, the through holes in the two fourth arc plates 39 are second circular through holes 75, the through holes in the second upper plate 42 of the second pile embracing end 33 of the second swing arm 32 and the through holes in the second lower plate 74 are second waist-shaped through holes 43 extending along the inner and outer directions of the second pile embracing end 33 of the second swing arm 32, and the fourth arc plates 39 are fixed with respective second support frames 79.
The radian of the inner arc surface of each first arc-shaped plate 11 is the same as the radian of the outer circumference surfaces of the upper pile 4 and the lower pile 9. One end of each of the two second compression springs 18 is fixed to the back of the first arc-shaped plate 11, the two second compression springs 18 are movably sleeved in inner holes of the respective first spring seats 19, and the other ends of the two second compression springs 18 abut against end plates of the first spring seats 19. A first convex ring 23 is fixed outside the end plate of each first spring seat 19, a pair of first ear plates 21 is fixed on the left and right first side plates 22 of the first pile holding end 5 of the first swing arm 6, the first convex ring 23 is inserted between each pair of first ear plates 21, and the through holes on each pair of first ear plates 21 and the through holes on the respective first convex rings 23 are hinged through a third shaft 20.
The radian of the inner cambered surfaces of the two second arc-shaped plates 37 is the same as that of the outer circumferential surface of the upper pile 4. Two second arc plates 37 are embraced on the outer circumferential surface of the upper pile 4, and the semicircular guide rail 38 is fixed at the bottom end of the second arc plates 37. One end of each of the two third compression springs 40 of each second arc-shaped plate 37 is fixed to the back of the second arc-shaped plate 37, the two third compression springs 40 are movably sleeved in inner holes of respective second spring seats 44, and the other ends of the two third compression springs 40 are abutted to end plates of the second spring seats 44. A second convex ring 47 is fixed outside the end plate of each second spring seat 44, a pair of second lug plates 45 is fixed on the left and right second side plates 46 of the second pile holding end 33 of the second swing arm 32, the second convex ring 47 is inserted between each pair of second lug plates 45, and the through holes on each pair of second lug plates 45 and the through holes on the respective second convex rings 47 are hinged through a third shaft 48.
The circular guide rail 36 comprises an upper convex ring 54 and a lower convex ring 56, a pair of upper rollers 53 matched with the upper convex ring 54 are arranged on a connecting frame 76 of the welding gun frame 35, and a pair of lower rollers 57 matched with the lower convex ring 56 are also arranged on the connecting frame 76 of the welding gun frame 35. The circular guide rail 36 has a gear ring 77 on its outer circumferential surface, the first motor 55 is provided on the connecting bracket 76 of the torch holder 35, the first motor 55 is a stepping motor or a servo motor, and the output shaft of the first motor 55 is provided with a gear 52 engaged with the gear ring 77.
The outer side of the connecting frame 76 is connected with a vertical sliding block 63, a vertical guide rail 64 of a vertical guide rail frame 65 is in sliding fit with the vertical sliding block 63, a first screw 68 which drives the vertical guide rail frame 65 to ascend or descend is in running fit in a through hole of a top end plate 66 of the vertical guide rail frame and is screwed with an internal threaded hole of the vertical sliding block 63, a knob 67 is fixed at the top end of the first screw 68, and structures which are axially limited relative to the vertical sliding block 63, such as a limiting nut 62 or a limiting convex ring, are arranged at two ends of the first screw 68. The bottom end of the vertical guide rail frame 65 is connected with a horizontal guide rail frame 71, a horizontal sliding block 72 is matched on a horizontal guide rail 78 of the horizontal guide rail frame 71 in a sliding manner, a second screw 73 for driving the horizontal sliding block 72 to move inwards or outwards is matched in a through hole at the outer end of the horizontal guide rail frame 71 in a rotating manner and is screwed with an internal threaded hole of the horizontal sliding block 72, a knob 67 is fixed at the outer end of the second screw 73, and two ends of the second screw 73 are provided with structures for limiting the axial direction of the horizontal sliding block 72, such as a limiting nut 62 or a limiting convex ring. The horizontal sliding block 72 is connected with the welding gun holding frame 59 through the pitch angle adjusting structure and the horizontal swing angle adjusting structure, and the gun mouth 70 of the welding gun 34 on the welding gun holding frame 59 is positioned at the butt joint 58 of the upper pile 4 and the lower pile 9.
The pitch angle adjusting structure includes a second motor provided on the pitch angle adjusting bracket 51, the second motor is a stepping motor or a servo motor, and an output shaft 49 of the second motor is fixed to a connection platform 50 to adjust the pitch angle of the welding torch 35 via the connection platform 50 and the torch holding bracket 59. Horizontal swing angle adjustment structure includes: the connecting platform 50 is hinged with the welding gun clamping frame 59 through a fifth shaft 61, a semicircular through hole 69 is formed in the right side of the connecting platform 50, a sliding column is in sliding fit in the semicircular through hole 69, and the sliding column is screwed in a threaded hole of the welding gun clamping frame 59 through a countersunk head bolt 60 with a large head.
The welding gun holder 35 and the welding gun 34 mounted on the welding gun holder 35 are preferably two, and are symmetrically arranged on respective semicircular guide rails 38 of the circular guide rail 36 (only one welding gun holder and one welding gun are shown in the figure).
Each of the welding guns 8 and the welding gun frames 9 may have a protective cover (not shown).
The rotary motor, the stepping motor or the servo motor can be controlled by a CPU or a main controller or an intelligent control panel arranged on the rack. Of course, a push button switch or remote control may be used. If two welding guns are used for simultaneous welding, the main controller of the equipment can be used for controlling the two welding guns to weld simultaneously. It will be appreciated that the electrode or wire may be manually fed.
The rotary motor is also called a rotary motor, and one of a hydraulic rotary motor, a pneumatic rotary motor and an electric rotary motor may be used. The above-mentioned pile planting generally includes tubular pile and steel pipe, and the latter generally is cast-in-place pile after taking out soil in the pipe by using a rotary digging machine and the like. The device for aligning the concentricity and automatically welding the planted piles is mainly applied to the piles, and of course, the device for aligning the concentricity and automatically welding the planted piles is adopted at the butt joint of vertical pipelines in other technical fields and also falls into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a planting stake butt joint is looked for concentricity and automatic weld's device, includes circular guide rail (36), rotatable fit welding gun frame (35) on circular guide rail (36), installs welder (34) on welding gun frame (35), its characterized in that:
still including the symmetry set up and a pair of first armful pile arm of synchronous action: the automatic pile driving device comprises two first rotary motors (2) arranged on a rack (1), wherein a first output shaft (10) of each first rotary motor (2) is fixed with a first swinging end (3) of a respective first swing arm (6), a first pile embracing end (5) of each first swing arm (6) is hinged with a respective first support frame (8), the first support frame (8) is provided with a structure for automatically aligning concentricity with a lower pile (9) when an upper pile (4) falls down, and the first pile embracing end (5) of each first swing arm (6) is further connected with a respective first arc-shaped plate (11) which is tightly abutted to the butt joint of the upper pile (4) and the lower pile (9) by an elastic device;
still include with first armful pile arm simultaneously or unscrew behind the first armful pile arm and embrace a pair of second armful pile arm on last stake (4), should embrace pile arm symmetrical setting and synchronization action to the second: two second rotary motors (29) arranged on the rack (1), wherein a second output shaft (31) of each second rotary motor (29) is fixed with a second swinging end (30) of a respective second swinging arm (32), a second pile holding end (33) of each second swinging arm (32) is connected with a respective second arc-shaped plate (37) which is abutted against a pile by an elastic device, a semicircular guide rail (38) is fixed on each second arc-shaped plate (37), and the semicircular guide rails (38) form a circular guide rail (36) after the two second arc-shaped plates (37) hold the pile; the welding gun frame (35) and the welding gun (34) are positioned in the gap between the two first supporting frames (8).
2. The apparatus for aligning concentricity and automatically welding a planted pile according to claim 1, wherein: the structure for automatically finding the concentricity comprises at least two vertical conical guide heads (7) with upward conical tips, wherein the two conical guide heads are arranged on respective first support frames (8); at least four conical guide heads (7) on the two first support frames (8) which are symmetrically arranged are uniformly distributed along the circumference of the pile.
3. The apparatus for aligning concentricity and automatically welding a planted pile according to claim 2, wherein: the plumb line of the point of each conical guide head (7) closest to the outer circumferential surface of the pile is on the same straight line with the plumb line of the position on the inner arc surface of the first arc-shaped plate (11).
4. The apparatus for aligning concentricity and automatically welding a planted pile according to claim 3, wherein: every first support frame (8) all include two third arc (12) on first upper plate (17) and second hypoplastron (16) of the first pile end (5) of embracing of first swing arm (6) of longitudinal symmetry connection, the both ends of two third arc (12) are fixed with an ascending drum of opening (27) respectively, cylinder (28) sliding fit who fixes with every conical guide head (7) is in drum (27), first pressure spring (24) are supported respectively to cylinder (28) bottom and drum bottom plate (26).
5. The apparatus for aligning concentricity and automatically welding a planted pile according to claim 4, wherein: the middle of the length of the two third arc-shaped plates (12) of each first support frame (8) is outwards convex, through holes are formed in the middle of the two third arc-shaped plates (12) and the first upper plate (17) and the first lower plate (16) of the first pile embracing end (5) of the first swing arm (6) and are hinged through a first shaft (15), the through holes in the two third arc-shaped plates (12) are first circular through holes (13), the through holes in the first upper plate (17) of the first pile embracing end (5) of the first swing arm (6) and the through holes in the first lower plate (16) are first waist-shaped through holes (14) extending along the inner and outer directions of the first pile embracing end (5) of the first swing arm (6), and the two first arc-shaped plates (11) are fixed with the respective first support frames (8);
further comprising a second support (79): two fourth arc plates (39) which are fixed with the outer arc surface of the second arc plate (37) and are connected to the second upper plate (42) of the second pile embracing end (33) of the second swing arm (32) and the second lower plate (74) in an up-down symmetrical manner, the middles of the lengths of the two fourth arc plates (39) are outwards convex, through holes are arranged in the middles of the two fourth arc plates (39) and the second upper plate (42) of the second pile embracing end (33) of the second swing arm (32) and the second lower plate (74), the four through holes are hinged through a second shaft (41), the through holes on the two fourth arc-shaped plates (39) are second circular through holes (75), the through holes on the second upper plate (42) of the second pile embracing end (33) of the second swing arm (32) and the through holes on the second lower plate (74) are second waist-shaped through holes (43) extending along the inner and outer directions of the second pile embracing end (33) of the second swing arm (32), the two fourth arc-shaped plates (39) are fixed with respective second supporting frames (79).
6. The apparatus for aligning concentricity and automatically welding a planted pile according to claim 1, wherein: the radian of the inner arc surface of each first arc-shaped plate (11) is the same as the radians of the outer circumference surfaces of the upper pile (4) and the lower pile (9); one end of each of the two second compression springs (18) is fixed to the back face of the corresponding first arc-shaped plate (11), the two second compression springs (18) are movably sleeved in an inner hole of each first spring seat (19) and the other end of each second compression spring (18) is abutted to an end plate of each first spring seat (19), a first convex ring (23) is fixed to the outer face of the end plate of each first spring seat (19), a pair of first lug plates (21) are fixed to the left first side plate and the right first side plate (22) of the first pile embracing end (5) of the first swing arm (6), the first convex rings (23) are inserted into the middles of the pairs of first lug plates (21), and through holes in the pairs of first lug plates (21) are hinged to through holes in the first convex rings (23) through third shafts (20);
the radian of the inner cambered surfaces of the two second arc-shaped plates (37) is the same as that of the outer circumferential surface of the upper pile (4), the two second arc-shaped plates (37) are embraced on the outer circumferential surface of the upper pile (4), and the semicircular guide rail (38) is fixed at the bottom end of each second arc-shaped plate (37); one end of each of two third compression springs (40) of each second arc-shaped plate (37) is fixed to the back face of the second arc-shaped plate (37), the two third compression springs (40) are movably sleeved in inner holes of respective second spring seats (44), the other end of each third compression spring abuts against an end plate of the second spring seat (44), a second convex ring (47) is fixed to the outer face of the end plate of each second spring seat (44), a pair of second lug plates (45) are fixed to two left and right second side plates (46) of a second pile holding end (33) of each second swing arm (32), the second convex rings (47) are inserted into the middles of the corresponding pairs of second lug plates (45), and through holes in the corresponding pairs of second lug plates (45) are hinged to through holes in the corresponding second convex rings (47) through fourth shafts (48).
7. The apparatus for aligning concentricity and automatically welding a planted pile according to claim 1, wherein: the circular guide rail (36) comprises an upper convex ring (54) and a lower convex ring (56), a pair of upper rollers (53) matched with the upper convex ring (54) are arranged on a connecting frame (76) of the welding gun frame (35), and a pair of lower rollers (57) matched with the lower convex ring (56) are also arranged on the connecting frame (76) of the welding gun frame (35); a gear ring (77) is arranged on the outer circumferential surface of the circular guide rail (36), a first motor (55) is arranged on a connecting frame (76) of the welding gun frame (35), the first motor (55) adopts a stepping motor or a servo motor, and a gear (52) meshed with the gear ring (77) is arranged on an output shaft of the first motor (55).
8. The apparatus for aligning concentricity and automatically welding a planted pile according to claim 7, wherein: a vertical sliding block (63) is connected to the outer side of the connecting frame (76), a vertical guide rail (64) of a vertical guide rail frame (65) is in sliding fit with the vertical sliding block (63), a first screw (68) for driving the vertical guide rail frame (65) to ascend or descend is in running fit with a through hole of a top end plate (66) of the vertical guide rail frame and is screwed with an internal threaded hole of the vertical sliding block (63), a knob (67) is fixed at the top end of the first screw (68), and two ends of the first screw (68) are provided with structures which are axially limited relative to the vertical sliding block (63); the bottom end of the vertical guide rail frame (65) is connected with a horizontal guide rail frame (71), a horizontal sliding block (72) is matched on a horizontal guide rail (78) of the horizontal guide rail frame (71) in a sliding way, a second screw (73) for driving the horizontal sliding block (72) to move inwards or outwards is matched in a through hole at the outer end of the horizontal guide rail frame (71) in a rotating way and is screwed with an internal threaded hole of the horizontal sliding block (72), a knob (67) is fixed at the outer end of the second screw (73), and two ends of the second screw (73) are provided with structures which are axially limited relative to the horizontal sliding block (72); the horizontal sliding block (72) is connected with a welding gun clamping frame (59) through a pitching angle adjusting structure and a horizontal swinging angle adjusting structure, and a gun mouth (70) of a welding gun (34) on the welding gun clamping frame (59) is positioned at a butt joint (58) of the upper pile (4) and the lower pile (9).
9. The apparatus for aligning concentricity and automatically welding a planted pile according to claim 8, wherein: the pitching angle adjusting structure comprises a second motor arranged on a pitching angle adjusting frame (51), the second motor adopts a stepping motor or a servo motor, an output shaft (49) of the second motor is fixed with a connecting platform (50) so as to adjust the pitching angle of the welding gun (35) through the connecting platform (50) and a welding gun clamping frame (59); horizontal swing angle adjustment structure includes: the connecting platform (50) is hinged with the welding gun clamping frame (59) through a fifth shaft (61), a semicircular through hole (69) is formed in the right side of the connecting platform (50), a sliding column is in sliding fit with the semicircular through hole (69), and the sliding column is screwed in a threaded hole of the welding gun clamping frame (59) through a countersunk head bolt (60) with a large head.
10. The pile-planting docking concentricity-finding and automatic welding device according to any one of claims 1 to 9, wherein: the welding gun rack (35) and the welding guns (34) arranged on the welding gun rack (35) are two and are symmetrically arranged on respective semicircular guide rails (38) of the circular guide rail (36).
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| CN201910890662.3A CN110695584B (en) | 2019-09-20 | 2019-09-20 | Device for aligning concentricity of pile planting butt joint and automatically welding |
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| CN201910890662.3A CN110695584B (en) | 2019-09-20 | 2019-09-20 | Device for aligning concentricity of pile planting butt joint and automatically welding |
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| CN111975179A (en) * | 2020-08-18 | 2020-11-24 | 甘肃第三建设集团有限公司 | Semi-automatic welding guide rail device for gas metal arc welding, control method thereof and welding device |
| CN112238306A (en) * | 2020-09-29 | 2021-01-19 | 焦作大学 | Efficient welding robot and welding method for pile foundation construction |
| CN112296564A (en) * | 2020-09-23 | 2021-02-02 | 张朝忠 | Automatic butt welding robot for steel pipes |
| CN113828997A (en) * | 2021-10-20 | 2021-12-24 | 南京深地智能建造技术研究院有限公司 | Control system and method for automatic pipe pile welding robot |
| CN114473322A (en) * | 2022-01-20 | 2022-05-13 | 中国化学工程第七建设有限公司 | High-temperature furnace pipe group butt welding device in narrow space |
| CN114888473A (en) * | 2022-04-27 | 2022-08-12 | 江苏东浦管桩有限公司 | Intelligent welding device for prestressed concrete pipe pile connection and welding method thereof |
| CN117346725A (en) * | 2023-10-19 | 2024-01-05 | 青岛海瑞德金属科技有限公司 | Concentricity detection and adjustment device for stamping part |
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| CN112238306A (en) * | 2020-09-29 | 2021-01-19 | 焦作大学 | Efficient welding robot and welding method for pile foundation construction |
| CN113828997A (en) * | 2021-10-20 | 2021-12-24 | 南京深地智能建造技术研究院有限公司 | Control system and method for automatic pipe pile welding robot |
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| CN114888473B (en) * | 2022-04-27 | 2024-08-30 | 江苏东浦管桩有限公司 | Intelligent welding device for connection of prestressed concrete pipe piles and welding method thereof |
| CN117346725A (en) * | 2023-10-19 | 2024-01-05 | 青岛海瑞德金属科技有限公司 | Concentricity detection and adjustment device for stamping part |
| CN117346725B (en) * | 2023-10-19 | 2024-03-01 | 青岛海瑞德金属科技有限公司 | Concentricity detection and adjustment device for stamping part |
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Effective date of registration: 20220920 Address after: No. 1 Taiqing Road, Hairun Street, Sanmen County, Taizhou City, Zhejiang Province 317100 Patentee after: Xiaxing Technology (Zhejiang) Co.,Ltd. Address before: Yangmei Xiaxing company, honglai Town, Nan'an City, Quanzhou City, Fujian Province 362300 Patentee before: Xiaxing Technology (Fujian) Co.,Ltd. |