CN111673368A - A butt joint girth welding device for installation of new forms of energy natural gas line - Google Patents
A butt joint girth welding device for installation of new forms of energy natural gas line Download PDFInfo
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- CN111673368A CN111673368A CN202010567469.9A CN202010567469A CN111673368A CN 111673368 A CN111673368 A CN 111673368A CN 202010567469 A CN202010567469 A CN 202010567469A CN 111673368 A CN111673368 A CN 111673368A
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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
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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
-
- 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
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention provides a butt joint girth welding device for installing a new energy natural gas pipeline, which relates to the technical field of natural gas pipeline welding and aims to solve the problems that in the butt joint process of the natural gas pipeline, although the existing welding device can rotate the pipeline for welding after the welding process, in the rotating process, once the rotation speed of the pipeline at one end has deviation, the welding seam is likely to be torn, and the rotating welding mode is easily influenced by the winding of a welding line; the front end of the base is fixedly butted with a lifting platform. In the invention, the anti-skid wheels are rotatably arranged at the positions, corresponding to the jacking mechanism, of the rotating pressing mechanism, and the natural gas pipelines at the left end and the right end can be ensured to be synchronously operated in the rotating process, so that the welding line is prevented from being torn.
Description
Technical Field
The invention relates to the technical field of natural gas pipeline welding, in particular to a butt joint girth welding device for mounting a new energy natural gas pipeline.
Background
Pipelines for transporting natural gas (including associated gas produced by oil fields) from exploitation sites or processing plants to urban gas distribution centers or industrial enterprise users are also called gas transmission pipelines. The natural gas pipeline is used for conveying natural gas, and is the only way for conveying natural gas on land in large quantities.
The invention relates to a natural gas pipeline welding machine in the prior art, such as patent application No. CN201711160487.X, which structurally comprises a pipeline locking structure, a welding head handle, a welding controller, a welding button, a welding ring fixing rod, a welding ring, a motor, a fixing disc, a transmission, a rotary seat, a supporting rod, a cross rod, a welding clamping seat, a fixing ring, a connecting rod and a clamping supporting rod, wherein the lower end of the clamping supporting rod is connected with the left end and the right end of the connecting rod in an embedded mode, the right end of the fixing ring and the clamping supporting rod are of an integrated structure, the left end of the connecting rod is communicated with the inner wall of the fixing ring, the connecting rod is vertically connected with the left end of the clamping supporting rod, and the lower end of the supporting rod is welded with the left end and the right end of the cross rod. Thereby prolonging the service life of the pipeline and reducing the potential safety hazard in use.
In the process of natural gas pipeline butt joint, because the tubular structure of circle, cause welding and difficulty, the degree of consistency of welding seam and the degree of depth homoenergetic of welding seam all can influence welded effect, current welding set is at welded in-process back, though can rotate the pipeline and weld, and at the pivoted in-process, in case the pipeline slew velocity of one end appears the deviation will probably tear the welding seam, and rotate welded mode, then easily receive the winding influence of welding line, in addition, at welded in-process, by the difficult control of the degree of depth of welding seam, the leak source very easily appears.
Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a butt-joint girth welding device for installing a new energy natural gas pipeline is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a butt-joint girth welding device for installing a new energy natural gas pipeline, which aims to solve the problems that in the butt-joint process of the natural gas pipeline, due to a circular tubular structure, welding is difficult, the uniformity of a welding seam and the depth of the welding seam can affect the welding effect, although the existing welding device can rotate the pipeline to weld after the welding process, the welding seam is likely to be torn once the rotation speed of the pipeline at one end is deviated in the rotating process, and the rotating welding mode is easily affected by the winding of a welding line.
The invention relates to a butt joint girth welding device for installing a new energy natural gas pipeline, which has the purpose and the effect and is achieved by the following specific technical means:
a butt joint girth welding device for installing a new energy natural gas pipeline comprises a base; the front end of the base is fixedly butted with a lifting platform; the middle part of the upper end of the lifting platform is vertically and upwards fixedly provided with a welding machine moving mechanism; the upper end of the side wall of the back of the welding machine moving mechanism is vertically and backwards fixedly provided with a welding gun; the welding gun comprises a limiting rod and a clamping ring, wherein the left end and the right end of the side wall of the rear end of the welding gun are respectively and vertically and fixedly provided with the backward limiting rod, the rear shield of the limiting rod is fixedly provided with the semicircular clamping ring, and the welding head of the welding gun is arranged at the position between the two clamping rings; the left end and the right end of the base are respectively vertically and upwards fixedly provided with a stand; a jacking mechanism is vertically and fixedly arranged in the left side wall and the right side wall of the stand;
a rotary pressing and holding mechanism is transversely and fixedly arranged between the two stand platforms, the rotary pressing and holding mechanism corresponds to the lower jacking mechanism, and the natural gas pipeline is transversely arranged between the jacking mechanism and the rotary pressing and holding mechanism; the lower ends of the two jacking mechanisms on the same stand are connected through a fixed phase of a horizontal conversion mechanism, the conversion mechanism is sleeved on the outer wall of the stand in a sliding mode, and the bottom of the front end of the conversion mechanism is tangent to the movable part of the lifting table.
Further, the base includes spacing post and notch, the planar rear end edge department of base top is perpendicular upwards fixed mounting has spacing post, and the notch that runs through around the upper end edge middle part department of its spacing post is seted up, and its notch corresponds natural gas line's mouth of pipe butt joint position, and spacing post front end plane is tangent with natural gas line's rear end.
Further, the elevating platform includes slide rail, stud, hand wheel, slide and extrusion piece, horizontal fixed mounting has the slide rail respectively in planar front end edge department in elevating platform top and rear end edge department, and rotates on the elevating platform between the slide rail and install stud, and its stud's both ends are reverse screw, and stud's right-hand member fixed mounting has the hand wheel, and two slides are installed to sliding symmetry between two slide rails, and the bottom of its slide is two with the one end looks spiro union of corresponding stud, two fixed mounting has the extrusion piece of wedge form on the plane of slide top respectively, and the upper end of two extrusion pieces is the structure of outside-in below slope.
Further, the pallet includes card rail and guiding groove board, the card rail of two L forms is installed to vertical symmetry respectively on pallet left end lateral wall and the rear end lateral wall, and pushes up the upper end slidable mounting who holds in the palm the mechanism between the card rail, vertical fixed mounting has guide frid on the pallet back plane, and guide frid is tangent with the rear end inside casing of shifter.
Furthermore, the rotating pressing mechanism comprises anti-skid wheels, a servo motor and a coupling, the anti-skid wheels are rotatably mounted at positions corresponding to the jacking mechanism on the rotating pressing mechanism, the transverse servo motor is fixedly mounted at the upper end of the rotating pressing mechanism on the stand at the right end, the servo motor is meshed with the anti-skid wheels on the inner side of the stand at the right end through gears, and the four anti-skid wheels are fixedly connected through the coupling.
Further, the top support mechanism comprises a supporting rod, a buffer spring, a cushion block, cushion wheels and a clamping plate, the middle of the top support mechanism is vertically slidably mounted with the supporting rod, the upper end of the supporting rod is fixedly mounted with the cushion block, the planar front end edge and the planar rear end edge of the top of the cushion block are respectively rotatably mounted with the cushion wheels, the natural gas pipeline is just placed between the two cushion wheels, the clamping plate which can be slidably connected in the clamping rail is fixedly mounted on the front end side wall and the rear end side wall of the cushion block, and the buffer spring is sleeved on the supporting rod.
Further, the shifter includes string arm, stabilizer, counterpoint piece and follows the piece, the rear end of shifter has fixedly docked the string arm along the lateral wall of pallet, and then rotate between two string arms and install two stabilizer that are parallel from top to bottom, its stabilizer slides the joint in leading the frid, the planar front end of top of shifter and pallet front end lateral wall tangent department fixed mounting have the wedge form along the piece, it is tangent with pallet front end lateral wall along the rear end of piece, and the planar front end of shifter bottom and the corresponding position department fixed mounting of extrusion piece have the counterpoint piece of slope form, the lower extreme of its counterpoint piece is tangent all the time with the upper end of extrusion piece.
Further, welding machine moving mechanism includes the draw-in groove, welds frame, pull rod, extension spring and handle, vertically set up the draw-in groove of type cross slot form on welding machine moving mechanism's the top plane, then perpendicular slidable mounting has the welding frame in the draw-in groove, and fixed mounting has the handle on its welding frame front end lateral wall, and welding machine moving mechanism back planar rear end then perpendicular fixed mounting has the pull rod, and the rear end of its pull rod slides the lower extreme that passes spacing post, and the cover is equipped with the extension spring on the pull rod.
Compared with the prior art, the invention has the following beneficial effects:
because the positions of the rotating and pressing mechanism corresponding to the jacking mechanism are all rotatably provided with anti-skid wheels, the upper end of the rotating and pressing mechanism on the stand at the right end is fixedly provided with a transverse servo motor, the servo motor is meshed with the anti-skid wheels at the inner side of the stand at the right end through gears, the four anti-skid wheels are fixedly connected through a shaft coupling, the rotating and pressing mechanism can guide, a natural gas pipeline can be clamped and can rotate under the action of the anti-skid wheels, the rotating time of the servo motor can drive the natural gas pipeline to rotate for one circle, thereby completing one circle of girth welding, the front end edge and the rear end edge of the top plane of the lifting platform are respectively and transversely and fixedly provided with slide rails, the lifting platform between the slide rails is rotatably provided with a double-head screw rod, the two ends of the double-head screw rod are reverse threads, the right end of the double-head screw rod is fixedly provided with a hand wheel, the bottom of its slide and the one end looks spiro union that corresponds double-end lead screw, there is the extrusion piece of wedge form on two slide top planes respectively fixed mounting, the upper end of two extrusion pieces is the structure of outside-in below slope, when rotatory hand wheel, double-end lead screw can rotate, thereby can drive extrusion piece incorgruous motion simultaneously, and then can rise through extrusion piece extrusion switching mechanism, accomplish the lift displacement of cushion, so that can accomplish centre gripping natural gas line's effect, and can guarantee that both ends natural gas line can go on in step at the pivoted in-process about, avoid tearing the welding seam.
The welding machine moving mechanism is characterized in that a cross-groove-like clamping groove is longitudinally formed in the top plane of the welding machine moving mechanism, a welding machine frame is vertically slidably mounted in the clamping groove, a handle is fixedly mounted on the side wall of the front end of the welding machine frame, a pull rod is vertically fixedly mounted at the rear end of the back plane of the welding machine moving mechanism, the rear end of the pull rod penetrates through the lower end of the limiting column in a sliding mode, an extension spring is sleeved on the pull rod, the welding machine frame in the welding machine moving mechanism can always keep backward pulling force under the combined action of the pull rod and the extension spring, the distance from a welding head to the butt joint position of the natural gas pipeline can be always consistent by matching the limiting rod and the clamping ring of a welding gun, the uniformity of the welding head after the ring welding process is guaranteed, the inner side edge of a butt joint can be welded, and the sealing performance and.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a front right upper axial view of the present invention.
Fig. 2 is a schematic diagram of the left rear upper axial view structure of the invention.
Fig. 3 is a schematic front view of the present invention.
Fig. 4 is an axial view of the present invention.
Fig. 5 is a schematic view of the structure of the elevator table portion of the present invention in a partial axial view.
Fig. 6 is an axial view of the stand of the present invention.
Fig. 7 is a schematic structural view of the present invention.
Fig. 8 is a schematic structural view of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a base; 101. a limiting column; 102. a notch; 2. a lifting platform; 201. a slide rail; 202. a double-end screw rod; 203. a hand wheel; 204. a slide base; 205. extruding the block; 3. a stand; 301. clamping a rail; 302. a guide groove plate; 4. rotating the pressing mechanism; 401. Anti-skid wheels; 402. a servo motor; 403. coupling; 5. a jacking mechanism; 501. a support bar; 502. a buffer spring; 503. Cushion blocks; 504. a pad wheel; 505. clamping a plate; 6. a switching mechanism; 601. hanging the arm; 602. a balance wheel; 603. a positioning block; 604. An edge block; 7. a welder moving mechanism; 701. a card slot; 702. welding a frame; 703. a pull rod; 704. a tension spring; 705. a handle; 8. a welding gun; 801. a limiting rod; 802. a snap ring; 9. a natural gas pipeline.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 8:
the invention provides a butt joint girth welding device for installing a new energy natural gas pipeline, which comprises a base 1; the front end of the base 1 is fixedly butted with a lifting platform 2; the lifting platform 2 comprises slide rails 201, double-headed screw rods 202, hand wheels 203, slide seats 204 and extrusion blocks 205, the slide rails 201 are transversely and fixedly installed at the front end edges and the rear end edges of the top plane of the lifting platform 2 respectively, the double-headed screw rods 202 are rotatably installed on the lifting platform 2 between the slide rails 201, the two ends of the double-headed screw rods 202 are reverse threads, the hand wheels 203 are fixedly installed at the right ends of the double-headed screw rods 202, the two slide seats 204 are symmetrically installed between the two slide rails 201 in a sliding manner, the bottoms of the slide seats 204 are in threaded connection with one ends of the corresponding double-headed screw rods 202, the wedge-shaped extrusion blocks 205 are fixedly installed on the top planes of the two slide seats 204 respectively, the upper ends of the two extrusion blocks 205 are both in a structure inclined from outside to inside to below, when the hand wheels 203 are rotated, the double-headed screw rods 202 can rotate, so that the extrusion blocks 205, the lifting displacement of the cushion block 503 is completed, so that the function of clamping the natural gas pipeline 9 can be completed; the middle part of the upper end of the lifting platform 2 is vertically and upwards fixedly provided with a welding machine moving mechanism 7; the upper end of the side wall of the back of the welding machine moving mechanism 7 is vertically and backwards fixedly provided with a welding gun 8; the welding gun 8 comprises a limiting rod 801 and clamping rings 802, the left end and the right end of the side wall of the rear end of the welding gun 8 are respectively and vertically and fixedly provided with the backward limiting rod 801, the rear shield of the limiting rod 801 is fixedly provided with the semicircular clamping ring 802, and the welding head of the welding gun 8 is arranged at a position between the two clamping rings 802; the left end and the right end of the base 1 are respectively and vertically and upwards fixedly provided with a stand 3; a top support mechanism 5 is vertically and fixedly arranged in the left side wall and the right side wall of the stand 3;
a rotary pressing mechanism 4 is transversely and fixedly arranged between the two stand platforms 3, the rotary pressing mechanism 4 corresponds to the lower jacking mechanism 5, and the natural gas pipeline 9 is transversely arranged between the jacking mechanism 5 and the rotary pressing mechanism 4; the rotary pressing mechanism 4 comprises anti-skid wheels 401, a servo motor 402 and a coupling 403, the anti-skid wheels 401 are rotatably mounted at positions corresponding to the jacking mechanism 5 on the rotary pressing mechanism 4, the transverse servo motor 402 is fixedly mounted at the upper end of the rotary pressing mechanism 4 on the stand 3 at the right end, the servo motor 402 is meshed with the anti-skid wheels 401 on the inner side of the stand 3 at the right end through gears, the four anti-skid wheels 401 are fixedly connected through the coupling 403, the rotary pressing mechanism 4 can guide the natural gas pipeline 9, the natural gas pipeline 9 can be clamped and can rotate under the action of the anti-skid wheels 401, and the rotation time of the servo motor 402 can drive the natural gas pipeline 9 to rotate for one circle, so that one-circle circular welding is completed; the lower ends of two jacking mechanisms 5 on the same stand 3 are connected through a fixed phase of a horizontal switching mechanism 6, the switching mechanism 6 is sleeved on the outer wall of the stand 3 in a sliding mode, and the bottom of the front end of the switching mechanism 6 is tangent to the movable part of the lifting table 2.
Wherein, base 1 includes spacing post 101 and notch 102, the perpendicular upwards fixed mounting in planar rear end edge department in base 1 top has spacing post 101, the notch 102 that runs through around its upper end edge middle part department of spacing post 101 sets up, its notch 102 corresponds the mouth of pipe butt joint position of natural gas line 9, and spacing post 101 front end plane is tangent with the rear end of natural gas line 9, spacing post 101 can play the effect of backstop natural gas line 9, avoid natural gas line mouth of pipe department to take place the dislocation when the boxing, so that guarantee the boxing effect.
Wherein, the pallet 3 includes card rail 301 and guide groove board 302, vertical symmetry installs the card rail 301 of two L forms respectively on 3 left end lateral walls of pallet and the rear end lateral wall, and the upper end slidable mounting of top support mechanism 5 is between card rail 301, vertical fixed mounting has guide groove board 302 on 3 back of the body planes of pallet, and guide groove board 302 is tangent with the rear end inside casing of shifter 6, accessible guide groove board 302 guide rotates and presses 4 vertical movements of holding mechanism, and card rail 301 can guide reciprocating of cushion 503.
Wherein, the jacking mechanism 5 comprises a support rod 501, a buffer spring 502, a cushion block 503, cushion wheels 504 and a clamping plate 505, the support rod 501 is vertically and slidably mounted in the middle of the jacking mechanism 5, the cushion block 503 is fixedly mounted at the upper end of the support rod 501, the cushion wheels 504 are respectively and rotatably mounted at the front end edge and the rear end edge of the top plane of the cushion block 503, the natural gas pipeline 9 is just placed between the two cushion wheels 504, the clamping plate 505 which can be slidably connected in the clamping rail 301 is fixedly mounted on the front end side wall and the rear end side wall of the cushion block 503, the buffer spring 502 is sleeved on the support rod 501, the natural gas pipeline 9 can rotate while being clamped by the mutual matching of the jacking mechanism 5 and the rotary pressing mechanism 4, thereby facilitating girth welding and ensuring the integrity of girth welding, and the buffer spring 502 can ensure that the jacking mechanism 5 automatically falls down when the extrusion block 205 is withdrawn, to facilitate the loading of the natural gas line 9.
Wherein, the switching mechanism 6 includes a hanging arm 601, a balance wheel 602, a contraposition block 603 and an edge block 604, the rear end of the switching mechanism 6 is fixedly butted with the hanging arm 601 along the outer side wall of the stand 3, two balance wheels 602 which are parallel up and down are rotatably installed between the two hanging arms 601, the balance wheels 602 are slidably clamped in the guide slot plate 302, a wedge-shaped edge block 604 is fixedly installed at the tangent position of the front end of the top plane of the switching mechanism 6 and the front end side wall of the stand 3, the rear end of the edge block 604 is tangent with the front end side wall of the stand 3, an inclined contraposition block 603 is fixedly installed at the position of the front end of the bottom plane of the switching mechanism 6 corresponding to the extrusion block 205, the lower end of the contraposition block 603 is tangent with the upper end of the extrusion block 205 all the time, the switching mechanism 6 can be used as the intermediate medium between the top supporting mechanism 5 and the extrusion block 205, and the switching mechanism 6 is matched with the balance wheel 602 and the edge, the switching mechanism 6 can move up and down along the stand 3 smoothly.
Wherein, the welding machine moving mechanism 7 comprises a clamping groove 701, a welding machine frame 702, a pull rod 703, a tension spring 704 and a pull handle 705, the top plane of the welding machine moving mechanism 7 is longitudinally provided with the clamping groove 701 similar to a cross groove, the clamping groove 701 is vertically and slidably provided with the welding machine frame 702, the side wall of the front end of the welding machine frame 702 is fixedly provided with the pull handle 705, the rear end of the back plane of the welding machine moving mechanism 7 is vertically and fixedly provided with the pull rod 703, the rear end of the pull rod 703 slides to pass through the lower end of the limit post 101, the pull rod 703 is sleeved with the tension spring 704, the welding machine frame 702 in the welding machine moving mechanism 7 can always keep backward tension under the combined action of the pull rod 703 and the tension spring 704, and the spacing rod 801 and the snap ring 802 of the welding gun 8 are matched, so that the distance between the welding head and the butt joint position of the natural gas pipeline 9 is always consistent, the uniformity after the ring welding process is ensured, and, thereby ensuring the sealing performance of the natural gas pipeline 9 and the durability of the welding position.
The specific use mode and function of the embodiment are as follows:
in the using process, as the anti-skid wheels 401 are rotatably mounted at the positions corresponding to the jacking mechanism 5 on the rotary holding mechanism 4, the upper end of the rotary holding mechanism 4 on the stand 3 at the right end is fixedly provided with the transverse servo motor 402, the servo motor 402 is meshed with the anti-skid wheels 401 at the inner side of the stand 3 at the right end through gears, the four anti-skid wheels 401 are fixedly connected through the shaft 403, the rotary holding mechanism 4 can guide, the natural gas pipeline 9 can be clamped and can rotate under the action of the anti-skid wheels 401, the rotation time of the servo motor 402 can drive the natural gas pipeline 9 to rotate for one circle, so that one circle of circular welding is completed, the front end edge and the rear end edge of the top plane of the lifting platform 2 are respectively and transversely and fixedly provided with the slide rails 201, the lifting platform 2 between the slide rails 201 is rotatably provided with the double-head screw rod 202, and the two ends of the double-head screw rod 202 are reverse threads, a hand wheel 203 is fixedly installed at the right end of the double-end screw rod 202, two sliding seats 204 are symmetrically installed between the two sliding rails 201 in a sliding mode, the bottoms of the sliding seats 204 are in threaded connection with one end of the corresponding double-end screw rod 202, wedge-shaped extrusion blocks 205 are fixedly installed on the top planes of the two sliding seats 204 respectively, the upper ends of the two extrusion blocks 205 are both of structures inclining from outside to inside to below, when the hand wheel 203 is rotated, the double-end screw rod 202 can rotate, so that the extrusion blocks 205 can be driven to move in different directions simultaneously, the conversion mechanism 6 can be extruded through the extrusion blocks 205 to ascend, the ascending and descending displacement of a cushion block 503 is completed, and the effect of clamping a natural;
in the clamping process, the rear end of the conversion mechanism 6 is fixedly butted with the hanging arms 601 along the outer side wall of the stand 3, two balance wheels 602 which are parallel up and down are rotatably installed between the two hanging arms 601, the balance wheels 602 are slidably clamped in the guide groove plate 302, a wedge-shaped edge block 604 is fixedly installed at the tangent position of the front end of the top plane of the conversion mechanism 6 and the front end side wall of the stand 3, the rear end of the edge block 604 is tangent with the front end side wall of the stand 3, an inclined aligning block 603 is fixedly installed at the position of the front end of the bottom plane of the conversion mechanism 6 corresponding to the extrusion block 205, the lower end of the aligning block 603 is always tangent with the upper end of the extrusion block 205, the conversion mechanism 6 can serve as an intermediate medium between the jacking mechanism 5 and the extrusion block 205, and in the up-down movement process of the conversion mechanism 6, under the cooperation of the balance wheels 602 and the edge block 604, the conversion mechanism 6 can move up and down along the stand, a supporting rod 501 is vertically and slidably mounted in the middle of the jacking mechanism 5, a cushion block 503 is fixedly mounted at the upper end of the supporting rod 501, cushion wheels 504 are respectively rotatably mounted at the front end edge and the rear end edge of the top plane of the cushion block 503, the natural gas pipeline 9 is just placed between the two cushion wheels 504, clamping plates 505 which can be slidably connected into the clamping rails 301 are fixedly mounted on the front end side wall and the rear end side wall of the cushion block 503, a buffer spring 502 is sleeved on the supporting rod 501, the natural gas pipeline 9 can be clamped and can also rotate through the mutual matching of the jacking mechanism 5 and the rotating pressing mechanism 4, so that the girth welding is conveniently carried out, the integrity of the girth welding is ensured, and the buffer spring 502 can ensure that the jacking mechanism 5 automatically falls when the extrusion block 205 is withdrawn, so that the natural gas pipeline 9 is conveniently loaded;
in addition, a clamping groove 701 similar to a cross groove is longitudinally arranged on the top plane of the welding machine moving mechanism 7, a welding machine frame 702 is vertically and slidably arranged in the clamping groove 701, the side wall of the front end of the welding machine frame 702 is fixedly provided with a handle 705, the rear end of the back plane of the welding machine moving mechanism 7 is vertically and fixedly provided with a pull rod 703, the rear end of a pull rod 703 slides through the lower end of the limiting column 101, a tension spring 704 is sleeved on the pull rod 703, a welding machine frame 702 in the welding machine moving mechanism 7 can always keep backward tension under the combined action of the pull rod 703 and the tension spring 704, and the distance between the welding head and the butt joint position of the natural gas pipeline 9 is always consistent by matching with the limiting rod 801 and the clamping ring 802 of the welding gun 8, so as to ensure the uniformity after the girth welding process, thereby can guarantee to also all can obtain the welding to the inboard edge of interface, and then can guarantee the leakproofness of natural gas line 9 and the durability of weld.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a butt joint girth welding device for new forms of energy natural gas line installation which characterized in that: comprises a base (1); the front end of the base (1) is fixedly butted with a lifting platform (2); a welding machine moving mechanism (7) is vertically and upwards fixedly arranged in the middle of the upper end of the lifting platform (2); the upper end of the side wall of the back of the welding machine moving mechanism (7) is vertically and backwards fixedly provided with a welding gun (8); the welding gun (8) comprises a limiting rod (801) and clamping rings (802), the left end and the right end of the side wall of the rear end of the welding gun (8) are respectively and vertically and fixedly provided with the backward limiting rod (801), a rear shield of the limiting rod (801) is fixedly provided with the semicircular clamping ring (802), and a welding head of the welding gun (8) is arranged between the two clamping rings (802); the left end and the right end of the base (1) are respectively vertically and upwards fixedly provided with a stand (3); a jacking mechanism (5) is vertically and fixedly arranged in the left side wall and the right side wall of the stand (3);
a rotary pressing and holding mechanism (4) is transversely and fixedly arranged between the two stand platforms (3), the rotary pressing and holding mechanism (4) corresponds to the lower jacking mechanism (5), and a natural gas pipeline (9) is transversely arranged between the jacking mechanism (5) and the rotary pressing and holding mechanism (4); the lower ends of two jacking mechanisms (5) on the same stand (3) are fixedly connected through a horizontal conversion mechanism (6), the conversion mechanism (6) is sleeved on the outer wall of the stand (3) in a sliding mode, and the bottom of the front end of the conversion mechanism (6) is tangent to the movable part of the lifting table (2).
2. The butt girth welding device for new energy natural gas pipeline installation according to claim 1, wherein: base (1) is including spacing post (101) and notch (102), base (1) top planar rear end edge department perpendicular upwards fixed mounting has spacing post (101), and notch (102) that run through around the upper end edge middle part department of its spacing post (101) is seted up, and its notch (102) correspond the mouth of pipe butt joint position of natural gas line (9), and spacing post (101) front end plane is tangent with the rear end of natural gas line (9).
3. The butt girth welding device for new energy natural gas pipeline installation according to claim 1, wherein: the lifting platform (2) comprises a slide rail (201), a double-end screw rod (202), a hand wheel (203), a slide seat (204) and an extrusion block (205), a slide rail (201) is respectively and transversely and fixedly arranged at the front end edge and the rear end edge of the top plane of the lifting platform (2), a double-end screw rod (202) is rotatably arranged on the lifting platform (2) between the sliding rails (201), two ends of a double-head screw rod (202) are provided with reverse threads, a hand wheel (203) is fixedly arranged at the right end of the double-head screw rod (202), two sliding seats (204) are symmetrically arranged between two sliding rails (201) in a sliding way, the bottom of a sliding seat (204) is in threaded connection with one end of a corresponding double-head screw rod (202), two wedge-shaped extrusion blocks (205) are fixedly mounted on the top plane of the sliding seat (204) respectively, and the upper ends of the two extrusion blocks (205) are of structures inclined from outside to inside below.
4. The butt girth welding device for new energy natural gas pipeline installation according to claim 1, wherein: stand (3) are including card rail (301) and guide groove board (302), card rail (301) of two L forms are installed to vertical symmetry respectively on stand (3) left end lateral wall and the rear end lateral wall, and the upper end slidable mounting of top support mechanism (5) is between card rail (301), vertical fixed mounting has guide groove board (302) on stand (3) back plane, and guide groove board (302) tangent with the rear end inside casing of shifter (6).
5. The butt girth welding device for new energy natural gas pipeline installation according to claim 1, wherein: rotate and press holding mechanism (4) including antiskid wheel (401), servo motor (402) and shaft coupling (403), rotate and press holding mechanism (4) and all rotate with the position department that holds in the palm corresponding in the top mechanism (5) and install antiskid wheel (401), and rotate on the pallet (3) of right-hand member and press holding mechanism (4) upper end then fixed mounting have horizontal servo motor (402), its servo motor (402) and right-hand member pallet (3) go up inboard antiskid wheel (401) and pass through the gear and mesh mutually, fixedly be connected through shaft coupling (403) between four antiskid wheels (401).
6. The butt girth welding device for new energy natural gas pipeline installation according to claim 1, wherein: the top support mechanism (5) comprises a support rod (501), a buffer spring (502), a cushion block (503), cushion wheels (504) and a clamping plate (505), the middle of the top support mechanism (5) is vertically slidably provided with the support rod (501), the upper end of the support rod (501) is fixedly provided with the cushion block (503), the front end edge and the rear end edge of the top plane of the cushion block (503) are respectively rotatably provided with the cushion wheels (504), a natural gas pipeline (9) is just placed between the two cushion wheels (504), the clamping plate (505) which can be slidably connected into the clamping rail (301) is respectively and fixedly arranged on the front end side wall and the rear end side wall of the cushion block (503), and the buffer spring (502) is sleeved on the support rod (501).
7. The butt girth welding device for new energy natural gas pipeline installation according to claim 1, wherein: the switching mechanism (6) comprises a hanging arm (601), a balance wheel (602), a counterpoint block (603) and an edge block (604), the rear end of the conversion mechanism (6) is fixedly butted with a hanging arm (601) along the outer side wall of the stand (3), two balance wheels (602) which are parallel up and down are rotatably arranged between the two hanging arms (601), the balance wheel (602) is clamped in the guide slot plate (302) in a sliding way, a wedge-shaped edge block (604) is fixedly arranged at the tangent position of the front end of the top plane of the switching mechanism (6) and the side wall of the front end of the stand (3), the rear end of the block (604) is tangent with the side wall of the front end of the stand (3), the front end of the bottom plane of the switching mechanism (6) is fixedly provided with an inclined alignment block (603) at the position corresponding to the extrusion block (205), the lower end of the alignment block (603) is tangent to the upper end of the extrusion block (205) all the time.
8. The butt girth welding device for new energy natural gas pipeline installation according to claim 1, wherein: welding machine moving mechanism (7) are including draw-in groove (701), welding machine frame (702), pull rod (703), extension spring (704) and handle (705), vertically offer a type cross grooved draw-in groove (701) on the top plane of welding machine moving mechanism (7), then perpendicular slidable mounting has welding machine frame (702) in draw-in groove (701), it welds on frame (702) front end lateral wall fixed mounting have handle (705), and welding machine moving mechanism (7) dorsal plane's rear end then perpendicular fixed mounting has pull rod (703), the rear end of its pull rod (703) slides the lower extreme that passes spacing post (101), and the cover is equipped with extension spring (704) on pull rod (703).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010567469.9A CN111673368A (en) | 2020-06-19 | 2020-06-19 | A butt joint girth welding device for installation of new forms of energy natural gas line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010567469.9A CN111673368A (en) | 2020-06-19 | 2020-06-19 | A butt joint girth welding device for installation of new forms of energy natural gas line |
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| Publication Number | Publication Date |
|---|---|
| CN111673368A true CN111673368A (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010567469.9A Withdrawn CN111673368A (en) | 2020-06-19 | 2020-06-19 | A butt joint girth welding device for installation of new forms of energy natural gas line |
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|---|---|
| CN (1) | CN111673368A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122812A (en) * | 2020-09-22 | 2020-12-25 | 郭俊希 | Pipeline welding mechanism |
| CN112318051A (en) * | 2020-10-26 | 2021-02-05 | 张家港宏昌钢板有限公司 | Large pipeline continuous splicing structure and splicing method |
| CN112483726A (en) * | 2020-12-10 | 2021-03-12 | 周凯锋 | Auxiliary butt joint equipment for installation of heating and ventilation pipe fittings |
| CN112719769A (en) * | 2020-12-23 | 2021-04-30 | 广州中设机器人智能装备股份有限公司 | Automatic welding mechanical device convenient for workpiece butt joint |
| CN113275786A (en) * | 2021-05-21 | 2021-08-20 | 铜陵有色建安钢构有限责任公司 | Pipeline V-shaped welding seam method and welding device |
| CN113955046A (en) * | 2021-11-22 | 2022-01-21 | 沪东中华造船(集团)有限公司 | Deformation control device and welding method suitable for LNG ship cargo tank lapping plate |
| CN116000515A (en) * | 2023-01-06 | 2023-04-25 | 东台市远洋不锈钢制造有限公司 | Plate butt welding device for processing large-scale pipeline elbow |
| WO2023184848A1 (en) * | 2022-03-31 | 2023-10-05 | 成都熊谷加世电器有限公司 | Welding workstation |
| CN117123987A (en) * | 2023-10-27 | 2023-11-28 | 上海龙猛机械有限公司 | Welding device and welding method for back pressure valve |
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- 2020-06-19 CN CN202010567469.9A patent/CN111673368A/en not_active Withdrawn
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122812A (en) * | 2020-09-22 | 2020-12-25 | 郭俊希 | Pipeline welding mechanism |
| CN112122812B (en) * | 2020-09-22 | 2021-10-26 | 安徽滁鑫市政工程有限公司 | Construction pipeline welding mechanism |
| CN112318051A (en) * | 2020-10-26 | 2021-02-05 | 张家港宏昌钢板有限公司 | Large pipeline continuous splicing structure and splicing method |
| CN112483726A (en) * | 2020-12-10 | 2021-03-12 | 周凯锋 | Auxiliary butt joint equipment for installation of heating and ventilation pipe fittings |
| CN112719769A (en) * | 2020-12-23 | 2021-04-30 | 广州中设机器人智能装备股份有限公司 | Automatic welding mechanical device convenient for workpiece butt joint |
| CN112719769B (en) * | 2020-12-23 | 2021-12-10 | 广州中设机器人智能装备股份有限公司 | Automatic welding mechanical device convenient for workpiece butt joint |
| CN113275786A (en) * | 2021-05-21 | 2021-08-20 | 铜陵有色建安钢构有限责任公司 | Pipeline V-shaped welding seam method and welding device |
| CN113955046A (en) * | 2021-11-22 | 2022-01-21 | 沪东中华造船(集团)有限公司 | Deformation control device and welding method suitable for LNG ship cargo tank lapping plate |
| WO2023184848A1 (en) * | 2022-03-31 | 2023-10-05 | 成都熊谷加世电器有限公司 | Welding workstation |
| CN116000515A (en) * | 2023-01-06 | 2023-04-25 | 东台市远洋不锈钢制造有限公司 | Plate butt welding device for processing large-scale pipeline elbow |
| CN117123987A (en) * | 2023-10-27 | 2023-11-28 | 上海龙猛机械有限公司 | Welding device and welding method for back pressure valve |
| CN117123987B (en) * | 2023-10-27 | 2024-01-26 | 上海龙猛机械有限公司 | Welding device and welding method for back pressure valve |
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Application publication date: 20200918 |