CN114193049B - Petroleum pipeline grafting intelligence welding set - Google Patents
Petroleum pipeline grafting intelligence welding set Download PDFInfo
- Publication number
- CN114193049B CN114193049B CN202210098109.8A CN202210098109A CN114193049B CN 114193049 B CN114193049 B CN 114193049B CN 202210098109 A CN202210098109 A CN 202210098109A CN 114193049 B CN114193049 B CN 114193049B
- Authority
- CN
- China
- Prior art keywords
- welding
- positioning
- plate
- semicircular
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention belongs to the technical field of petroleum pipelines, and particularly relates to an intelligent welding device for petroleum pipeline splicing, which comprises a horizontal bottom plate, wherein a welding mechanism is arranged on the upper surface of the bottom plate, and two positioning mechanisms are symmetrically arranged on the upper surface of the bottom plate, which is positioned on two sides of the welding mechanism; the welding mechanism is provided with an adsorption mechanism; according to the invention, the two pipelines to be welded are positioned and supported by the positioning mechanism, so that the two pipelines, the welding semicircular plate and the semicircular groove are in a state of axis coincidence, thus ensuring that a welding gun is always attached to the edge of the pipeline in the process of moving along the semicircular groove along with the arc-shaped welding plate, and further ensuring the welding effect; the invention avoids the condition that the two pipelines generate axial relative displacement, cleans the welding seam between the two pipelines through the cleaning rod, avoids the condition that welding slag falls between the welding seams, ensures the uniform width of the welding seam and further ensures the welding effect.
Description
Technical Field
The invention belongs to the technical field of petroleum pipelines, and particularly relates to an intelligent welding device for petroleum pipeline splicing.
Background
In an oil pipeline system, the connection mode between two adjacent pipelines is a mode of welding along the edges of the two pipelines mainly by an operator holding a welding gun, and the mode has the following problems in actual operation: (1) the welding gun is difficult to be always attached to the edge of the pipeline in the welding process, and the welding effect is adversely affected; (2) the welding seam needs to be left between the two pipelines in the welding process, the upper position and the lower position of the welding seam correspond to the axes of the two pipelines, welding slag generated in the welding process of the upper welding seam at the moment easily drops into the welding seam to be welded, so that the welding seam is difficult to be ensured to be even in width, and adverse effects can be caused on the welding effect.
Disclosure of Invention
Therefore, the intelligent welding device for petroleum pipeline splicing can effectively solve the problems that in the mode that an operator holds a welding gun to weld along the edges of two pipelines, the welding gun is difficult to be always attached to the edges of the pipelines in the welding process, the welding effect is adversely affected, the axes of the two pipelines are difficult to be coincident, the upper position and the lower position of a welding seam are difficult to be ensured to correspond, welding slag generated in the welding process of an upper welding seam easily falls into the welding seam to be welded, the width of the welding seam in the welding process is difficult to be ensured to be uniform, and the like.
In order to solve the technical problems, the invention specifically adopts the following technical scheme: an intelligent petroleum pipeline splicing welding device comprises a horizontal bottom plate, wherein a welding mechanism is arranged on the upper surface of the bottom plate, the welding mechanism comprises two welding brackets which are slidably arranged on the upper surface of the bottom plate, welding semicircular plates are fixedly arranged on the welding brackets through connecting rods, openings of the two welding semicircular plates are opposite, and axes of the two welding semicircular plates are positioned on the same horizontal plane; a horizontal welding lead screw is rotatably arranged on the upper surface of the bottom plate through a welding support frame, is a bidirectional lead screw and penetrates through the two welding supports in a thread matching manner; the inner circumferential surface of each welding semicircular plate is provided with a semicircular groove, and one welding semicircular plate is provided with an arc-shaped welding plate in a sliding manner through the semicircular groove; the fixed surface of arc welding plate installs electric telescopic handle, and electric telescopic handle's flexible section tip fixed mounting has welder.
The upper surface of the bottom plate is symmetrically provided with two positioning mechanisms at two sides of the welding mechanism, each positioning mechanism comprises two positioning brackets which are slidably arranged on the upper surface of the bottom plate, and the sliding directions of the positioning brackets and the welding brackets are parallel to each other; the positioning bracket is fixedly provided with positioning semicircular plates through connecting rods, the openings of the two positioning semicircular plates are opposite, and the axes of the positioning semicircular plates and the axes of the welding semicircular plates are positioned on the same horizontal plane; a horizontal positioning screw rod is rotatably arranged on the upper surface of the bottom plate through a positioning support frame, is a bidirectional screw rod and penetrates through the two positioning supports in a threaded matching manner; a positioning rod is arranged on the positioning semicircular plate and positioned below the horizontal plane where the axis of the positioning semicircular plate is located, the positioning rod penetrates through the positioning semicircular plate in a sliding mode along the radial direction of the positioning semicircular plate, an arc-shaped positioning plate is fixedly arranged at the end part, located on the inner side of the positioning semicircular plate, of the positioning rod, and the end face, located on the outer side of the positioning semicircular plate, of the positioning rod is an inclined plane; a horizontal plate is fixedly arranged on the positioning support, a positioning block is arranged on the horizontal plate in a sliding manner, the positioning block is wedge-shaped, and the inclined surface of the positioning block is in sliding fit with the inclined end surface of the positioning rod; a horizontal adjusting lead screw is rotatably arranged on the positioning support and penetrates through the positioning block in a thread fit mode.
As a preferred technical scheme of the invention, the arc positioning plate is a rubber plate, and the edges of two ends of the surface of the arc positioning plate facing to the axis of the positioning semicircular plate are fillets; the surface of the arc-shaped positioning plate facing the axis of the positioning semicircular plate is provided with a plurality of anti-skidding grooves.
As a preferable technical scheme of the invention, the end face of one adjusting screw rod is provided with a cross groove, and the end face of the other adjusting screw rod is fixedly provided with a cross block.
In a preferred embodiment of the present invention, a ball is rotatably mounted on the inclined end surface of the positioning rod to be in rolling engagement with the inclined surface of the positioning block.
As a preferred technical scheme of the invention, a first limiting block is fixedly arranged at the position, close to the end face, of the outer surface of one welding semicircular plate, and a second limiting block is fixedly arranged at the position, corresponding to the first limiting block, of the outer surface of the other welding semicircular plate; a horizontal limiting round rod is fixedly arranged on the surface of the first limiting block facing the second limiting block, and a limiting round groove which is superposed with the axis of the limiting round rod is formed in the surface of the second limiting block; a plurality of L-shaped through grooves are uniformly formed in the surface of the second limiting block around the limiting circular groove, one port of each through groove is located on the inner wall of the limiting circular groove and is in sliding sealing fit with the clamping block, and the other port of each through groove is in sliding fit with a sealing rod parallel to the limiting circular rod; the clamping block is connected with the inner wall of the through groove through a connecting spring.
According to a preferred technical scheme, rotating shafts are rotatably arranged on the upper side and the lower side of the electric telescopic rod on the arc-shaped welding plate through lug plates, the axis of each rotating shaft is parallel to the axis of the corresponding welding semicircular plate, end plates are fixedly arranged at the end parts of the rotating shafts, and torsion springs are connected between the end plates and the lug plates; the fixed cover is equipped with the turning block in the pivot, installs the clearance pole on the terminal surface of turning block orientation welding semicircle board axis.
As a preferable technical scheme of the invention, the cleaning rod is in threaded fit with the rotating block, and the end surface of the cleaning rod is a conical surface.
According to a preferred technical scheme, an adsorption mechanism is arranged on the outer surface of the welding semicircular plate, the adsorption mechanism comprises a fixed seat fixedly arranged on the outer surface of the welding semicircular plate, one side, facing the positioning mechanism, of the fixed seat is fixedly connected with a guide sleeve through a connecting rod, a sliding pipe is arranged in the guide sleeve in a sliding fit mode along the radial direction of the welding semicircular plate, a first air groove is formed in the end face, located outside the guide sleeve, of the sliding pipe, and a sealing screw rod is arranged at the other end port of the first air groove, located on the side wall of the sliding pipe; the end surface of the sliding pipe, which is positioned outside the guide sleeve, is fixedly provided with an arc-shaped adsorption plate, and the inner surface of the arc-shaped adsorption plate is provided with a second air groove communicated with the first air groove; a supporting spring is connected between the end surface of the sliding tube in the guide sleeve and the inner end surface of the guide sleeve.
In a preferred embodiment of the present invention, a seal piece is slidably and sealingly engaged in the first air groove, and an end of the seal screw is rotatably connected to the seal piece.
Compared with the prior art, the invention has the beneficial effects that: (1) according to the invention, the two pipelines to be welded are positioned and supported by the positioning mechanism, so that the two pipelines, the welding semicircular plate and the semicircular groove are in a state of axis coincidence, thus ensuring that a welding gun is always attached to the edge of the pipeline in the process of moving along the semicircular groove along with the arc-shaped welding plate, and further ensuring the welding effect; the limiting round rod is clamped by the clamping block, so that the relative position between the two positioning semicircular plates is prevented from being deviated, the two pipelines, the welding semicircular plates and the semicircular grooves are further ensured to be in a state of axis coincidence, and a welding gun is further ensured to be always attached to the edge of the pipeline.
(2) The positioning mechanism is used for positioning and supporting the two pipelines to be welded, so that the axes of the two pipelines are always in a superposed state in the welding process, and the surfaces of the two pipelines are adsorbed by the adsorption mechanism, so that the condition that the two pipelines are axially and relatively displaced is avoided; according to the invention, the welding seam between the two pipelines is cleaned through the cleaning rod before welding, so that the condition that welding slag remains between the welding seams is avoided, the width of the welding seam is uniform, and the welding effect is further ensured.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic first perspective view of an intelligent welding device for petroleum pipeline splicing in an embodiment of the invention.
Fig. 2 is a schematic second perspective view of an intelligent welding device for petroleum pipeline splicing in the embodiment of the invention.
Fig. 3 is an enlarged schematic view of a portion a of fig. 1.
Fig. 4 is an enlarged schematic view of fig. 1 at B.
Fig. 5 is an enlarged schematic view at C in fig. 2.
Fig. 6 is an enlarged schematic view at D in fig. 2.
FIG. 7 is a front view of an intelligent welding device for petroleum pipeline plugging in an embodiment of the invention.
Fig. 8 is an enlarged schematic view at E in fig. 7.
Fig. 9 is an enlarged schematic view at F in fig. 7.
In the figure: 1. a base plate; 2. a welding mechanism; 201. welding a bracket; 202. welding the semicircular plate; 203. welding a lead screw; 204. a semicircular groove; 205. arc welding the plate; 206. an electric telescopic rod; 207. a welding gun; 208. a first stopper; 209. a second limiting block; 210. a limiting round rod; 211. a limiting circular groove; 212. a through groove; 213. a clamping block; 214. a sealing rod; 215. a connecting spring; 216. an ear plate; 217. a rotating shaft; 218. an end plate; 219. a torsion spring; 220. rotating the block; 221. cleaning the rod; 3. a positioning mechanism; 301. positioning the bracket; 302. positioning the semicircular plate; 303. positioning a lead screw; 304. positioning a rod; 305. an arc-shaped positioning plate; 306. a horizontal plate; 307. positioning blocks; 308. adjusting the lead screw; 309. an anti-slip groove; 310. a cross slot; 311. a cross block; 312. a ball bearing; 4. an adsorption mechanism; 401. a fixed seat; 402. a guide sleeve; 403. a sliding tube; 404. a first gas tank; 405. sealing the screw rod; 406. an arc-shaped adsorption plate; 407. a second gas tank; 408. a support spring; 409. and (7) sealing the sheet.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 and fig. 3, the embodiment provides an intelligent welding device for petroleum pipeline splicing, which includes a horizontal bottom plate 1, wherein a welding mechanism 2 is installed on the upper surface of the bottom plate 1, the welding mechanism 2 includes two welding brackets 201 slidably installed on the upper surface of the bottom plate 1, welding semicircular plates 202 are fixedly installed on the welding brackets 201 through connecting rods, openings of the two welding semicircular plates 202 are opposite, and axes of the two welding semicircular plates 202 are located on the same horizontal plane; a horizontal welding screw rod 203 is rotatably arranged on the upper surface of the bottom plate 1 through a welding support frame, and the welding screw rod 203 is a bidirectional screw rod and penetrates through the two welding supports 201 in a thread matching mode; the inner circumferential surface of the welding semicircular plates 202 is provided with semicircular grooves 204, and an arc-shaped welding plate 205 is slidably arranged on one welding semicircular plate 202 through the semicircular groove 204; the surface of the arc-shaped welding plate 205 is fixedly provided with an electric telescopic rod 206, and the end part of the telescopic section of the electric telescopic rod 206 is fixedly provided with a welding gun 207.
As shown in fig. 2 and 8, a first stop block 208 is fixedly installed at a position of the outer surface of one of the welding semicircular plates 202 close to the end surface thereof, and a second stop block 209 is fixedly installed at a position of the outer surface of the other welding semicircular plate 202 corresponding to the first stop block 208; a horizontal limiting round rod 210 is fixedly arranged on the surface of the first limiting block 208 facing the second limiting block 209, and a limiting round groove 211 coinciding with the axis of the limiting round rod 210 is formed in the surface of the second limiting block 209; a plurality of L-shaped through grooves 212 are uniformly formed in the surface of the second limiting block 209 around the limiting circular groove 211, one port of each through groove 212 is located on the inner wall of the limiting circular groove 211 and is in sliding sealing fit with a clamping block 213, and the other port of each through groove 212 is in sliding fit with a sealing rod 214 parallel to the limiting circular rod 210; the holding block 213 is connected to the inner wall of the through groove 212 by a connecting spring 215.
As shown in fig. 3, the upper and lower sides of the arc-shaped welding plate 205 located on the electric telescopic rod 206 are rotatably provided with a rotating shaft 217 through ear plates 216, the axis of the rotating shaft 217 is parallel to the axis of the welding semi-circular plate 202, an end plate 218 is fixedly provided at the end of the rotating shaft 217, and a torsion spring 219 is connected between the end plate 218 and the ear plates 216; a rotating block 220 is fixedly sleeved on the rotating shaft 217, and a cleaning rod 221 is installed on the end face, facing the axis of the welding semicircular plate 202, of the rotating block 220; the cleaning rod 221 is in threaded fit with the rotating block 220, and the end face of the cleaning rod 221 is a conical surface; the position of the end face of the cleaning rod 221, which is in contact with the weld joint, can be adjusted according to the width of the weld joint by rotating the cleaning rod 221, so that the cleaning rod 221 can clean the weld joints with different widths.
The welding screw 203 is rotated to drive the two welding supports 201 to move oppositely, so that the two welding semicircular plates 202 are driven to move oppositely until the end faces of the two welding semicircular plates 202 are attached together to achieve a state of overlapping axes; in the process of jointing the end faces of the two welding semicircular plates 202 together, the limiting circular rod 210 is gradually inserted into the limiting circular groove 211, the first limiting block 208 pushes the sealing rod 214 to slide in the through groove 212, and the clamping block 213 is pushed to move under the action of air pressure; after the end faces of the two welding semicircular plates 202 are attached together, the clamping block 213 is pressed against the surface of the limiting circular rod 210 to limit the limiting circular rod 210, and the welding gun 207 is further ensured to be attached to the edge of the pipeline all the time to weld in the welding process.
The position of the welding gun 207 is adjusted through the electric telescopic rod 206, so that the end part of the welding gun 207 is attached to the butt joint edge of the two pipelines; the arc-shaped welding plate 205 is pushed to drive the electric telescopic rod 206 and the welding gun 207 to move, so that the welding gun 207 is used for welding a welding seam between two pipelines along the edges of the pipelines; in the process that the arc-shaped welding plate 205 moves under the action of external drive, the cleaning rod 221 is inserted into the welding seam to clean the unwelded welding seam, when the cleaning rod 221 contacts the welded part immediately after welding, the cleaning rod 221 is pushed by the welded part to drive the cleaning rod 221, the rotating shaft 217 and the end plate 218 to rotate, and the torsion spring 219 deforms.
As shown in fig. 2, 4, 5, 6 and 7, two positioning mechanisms 3 are symmetrically installed on the upper surface of the bottom plate 1 at two sides of the welding mechanism 2, the positioning mechanisms 3 include two positioning brackets 301 installed on the upper surface of the bottom plate 1 in a sliding manner, and the sliding directions of the positioning brackets 301 and the welding brackets 201 are parallel to each other; the positioning bracket 301 is fixedly provided with positioning semicircular plates 302 through connecting rods, the openings of the two positioning semicircular plates 302 are opposite, and the axes of the positioning semicircular plates 302 and the axes of the welding semicircular plates 202 are positioned on the same horizontal plane; a horizontal positioning screw 303 is rotatably installed on the upper surface of the bottom plate 1 through a positioning support frame, and the positioning screw 303 is a bidirectional screw and penetrates through the two positioning supports 301 in a threaded fit manner; a positioning rod 304 is arranged on the positioning semi-circular plate 302 and below the horizontal plane of the axis of the positioning semi-circular plate 302, the positioning rod 304 penetrates through the positioning semi-circular plate 302 along the radial direction of the positioning semi-circular plate 302 in a sliding manner, an arc-shaped positioning plate 305 is fixedly arranged at the end part of the positioning rod 304, which is positioned at the inner side of the positioning semi-circular plate 302, and edges of two ends of the surface, facing the axis of the positioning semi-circular plate 302, of the arc-shaped positioning plate 305 are rounded corners so as to avoid the situation that the outer wall of the pipeline is scratched when the arc-shaped positioning plate 305 contacts the outer wall of the pipeline; the surface of the arc-shaped positioning plate 305 facing the axis of the positioning semi-circular plate 302 is provided with a plurality of anti-slip grooves 309 so as to increase the friction force between the arc-shaped positioning plate 305 and the bracket on the outer surface of the pipeline and avoid the situation that the pipeline is axially displaced in the welding process, the end surface of the positioning rod 304 positioned outside the positioning semi-circular plate 302 is an inclined surface, the positioning bracket 301 is fixedly provided with a horizontal plate 306, the horizontal plate 306 is provided with a positioning block 307 in a sliding manner, the positioning block 307 is wedge-shaped, and the inclined surface of the positioning block 307 is in sliding fit with the inclined end surface of the positioning rod 304; a ball 312 which is in rolling fit with the inclined surface of the positioning block 307 is rotatably arranged on the inclined end surface of the positioning rod 304, so that the friction force between the positioning rod 304 and the positioning block 307 is reduced, and the positioning block 307 can push the positioning rod 304 to move synchronously; the positioning bracket 301 is rotatably provided with a horizontal adjusting screw 308, the adjusting screw 308 penetrates through the positioning block 307 in a threaded fit manner, one adjusting screw 308 is provided with a cross groove 310 on the end surface, and the other adjusting screw 308 is fixedly provided with a cross block 311 on the end surface.
The two positioning brackets 301 are driven to move oppositely by rotating the positioning screw 303, so that the two positioning semicircular plates 302 are driven to move oppositely until the end surfaces of the two positioning semicircular plates 302 are attached together to reach a state that the axes are overlapped, and the cross block 311 is inserted into the cross groove 310; the function of synchronous rotation of the two adjusting screws 308 can be realized through the matching of the cross block 311 and the cross groove 310, and the use convenience of the positioning mechanism 3 is improved; the pipeline is lifted through the suspension device, the end part of the pipeline is inserted between the two positioning semi-circular plates 302, the two positioning blocks 307 are driven to move oppositely through rotating the two adjusting screws 308, so that the positioning blocks 307 push the positioning rods 304 to slide, the arc positioning plates 305 are driven to synchronously move in the sliding process of the positioning rods 304, the arc positioning plates 305 push the pipeline to radially adjust the position of the pipeline after contacting the outer wall of the pipeline until the surfaces, facing the pipeline, of the two arc positioning plates 305 are completely attached to the outer surface of the pipeline; so that the pipe and the two positioning semicircular plates 302 are in an axis coincidence state; it should be noted that, in the above structure, the way of adjusting the position of the pipe by the movable arc positioning plate 305 is compared with the way of directly placing the pipe on the fixed arc positioning plate 305, so that the situation that the pipe applies impact force to the arc positioning plate 305 is avoided, and the damage of the arc positioning plate 305 is avoided; after two pipelines are positioned by the positioning mechanism 3, the axial positions of the two pipelines are adjusted by a suspension device and a manual assistance mode, so that the welding seams at the edges of the two pipelines reach the preset width.
As shown in fig. 1 and 9, an adsorption mechanism 4 is installed on the outer surface of the welding semicircular plate 202, the adsorption mechanism 4 includes a fixed seat 401 fixedly installed on the outer surface of the welding semicircular plate 202, one side of the fixed seat 401 facing the positioning mechanism 3 is fixedly connected with a guide sleeve 402 through a connecting rod, a sliding tube 403 is arranged in the guide sleeve 402 along the radial direction of the welding semicircular plate 202 in a sliding fit manner, a first air groove 404 is formed in an end surface of the sliding tube 403 positioned outside the guide sleeve 402, and a sealing screw 405 is installed at the other end port of the first air groove 404 positioned on the side wall of the sliding tube 403; an arc-shaped adsorption plate 406 is fixedly installed on the end face of the sliding tube 403 outside the guide sleeve 402, and a second air groove 407 communicated with the first air groove 404 is formed in the inner surface of the arc-shaped adsorption plate 406; a support spring 408 is connected between the end surface of the sliding tube 403 positioned in the guide sleeve 402 and the inner end surface of the guide sleeve 402; the sealing piece 409 is matched with the first air groove 404 in a sliding and sealing mode, the end portion of the sealing screw 405 is connected with the sealing piece 409 in a rotating mode, sealing effect is improved, and air pressure in the first air groove 404 and air pressure in the second air groove 407 are synchronously reduced when the sealing screw 405 rotates; the sliding arc-shaped adsorption plate 406 is abutted to the outer surface of the pipeline through the elastic force action of the supporting spring 408, and the air pressure in the first air groove 404 and the second air groove 407 is reduced by rotating the sealing screw 405, so that the pipeline is tightly adsorbed on the arc-shaped adsorption plate 406, the condition that the pipeline generates axial displacement is further avoided, and the uniformity and invariability of the width of a welding seam are ensured.
The working steps of the intelligent welding device for petroleum pipeline splicing in the embodiment are as follows: the two positioning supports 301 are driven to move oppositely by rotating the positioning screw 303, so that the two positioning semi-circular plates 302 are driven to move oppositely until the end faces of the two positioning semi-circular plates 302 are attached together to reach a state of overlapping axes, and at the moment, the cross block 311 is inserted into the cross groove 310; the pipeline is lifted by the existing suspension device, the end part of the pipeline is inserted between the two positioning semi-circular plates 302, the two positioning blocks 307 are driven to move oppositely by rotating the adjusting screw 308, so that the positioning rod 304 is pushed to slide by the positioning blocks 307, the arc positioning plates 305 are driven to synchronously move in the sliding process of the positioning rod 304, the pipeline is pushed to radially adjust the position of the pipeline after the arc positioning plates 305 contact the outer wall of the pipeline until the surfaces of the two arc positioning plates 305 facing the pipeline are completely attached to the outer surface of the pipeline, and the pipeline and the two positioning semi-circular plates 302 are in an axis overlapping state; after the two pipelines are positioned by the positioning mechanism 3, the axial positions of the two pipelines are adjusted by a suspension device and a manual assistance mode, so that the welding seams at the edges of the two pipelines reach the preset width; the sliding arc-shaped adsorption plate 406 is abutted to the outer surface of the pipeline through the elastic force action of the supporting spring 408, and the air pressure in the first air groove 404 and the second air groove 407 is reduced by rotating the sealing screw 405, so that the pipeline is tightly adsorbed on the arc-shaped adsorption plate 406, the condition that the pipeline generates axial displacement is further avoided, and the uniformity and invariability of the width of a welding seam are ensured.
The welding screw 203 is rotated to drive the two welding supports 201 to move oppositely, so that the two welding semicircular plates 202 are driven to move oppositely until the end faces of the two welding semicircular plates 202 are attached together to achieve a state of overlapping axes; in the process that the end faces of the two welding semicircular plates 202 are attached together, the limiting circular rod 210 is gradually inserted into the limiting circular groove 211, the surface of the first limiting block 208 pushes the sealing rod 214 to slide in the through groove 212, and the clamping block 213 is pushed to move under the action of air pressure; after the end faces of the two welding semicircular plates 202 are attached together, the clamping block 213 is pressed against the surface of the limiting circular rod 210 to limit the limiting circular rod 210.
The position of the welding gun 207 is adjusted through the electric telescopic rod 206, so that the end part of the welding gun 207 is attached to the butt joint edge of the two pipelines; the end face of the cleaning rod 221 penetrates through the welding seam by rotating the cleaning rod 221; the arc-shaped welding plate 205 is pushed by external drive to drive the electric telescopic rod 206 and the welding gun 207 to move, so that the welding gun 207 is used for welding a welding seam between two pipelines along the edge of the pipeline; during the moving process of the arc-shaped welding plate 205, the cleaning rod 221 is inserted into the welding seam to clean the welding seam which is not welded, when the welding is finished, the cleaning rod 221 is pushed by the welded part when contacting the welded part, so that the cleaning rod 221, the rotating shaft 217 and the end plate 218 are driven to rotate, and the torsion spring 219 deforms.
After the welding is finished, the adsorption effect of the adsorption mechanism 4 on the pipeline is removed, the supporting and positioning of the positioning mechanism 3 on the pipeline are removed, the two welding supports 201 are driven to reversely separate by reversely rotating the welding screw rod 203, the two positioning supports 301 are driven to reversely move and separate by reversely rotating the positioning screw rod 303, and finally the welded pipeline is lifted off by the existing suspension device.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention; 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 (9)
1. The utility model provides a petroleum pipeline grafting intelligence welding set which characterized in that: the welding device comprises a horizontal bottom plate (1), wherein a welding mechanism (2) is arranged on the upper surface of the bottom plate (1), the welding mechanism (2) comprises two welding supports (201) which are slidably arranged on the upper surface of the bottom plate (1), welding semicircular plates (202) are fixedly arranged on the welding supports (201) through connecting rods, openings of the two welding semicircular plates (202) are opposite, and the axes of the two welding semicircular plates (202) are positioned on the same horizontal plane; a horizontal welding lead screw (203) is rotatably arranged on the upper surface of the bottom plate (1) through a welding support frame, the welding lead screw (203) is a bidirectional lead screw and penetrates through the two welding supports (201) in a thread fit mode; the inner circumferential surface of each welding semicircular plate (202) is provided with a semicircular groove (204), and one welding semicircular plate (202) is provided with an arc-shaped welding plate (205) in a sliding way through the semicircular groove (204); an electric telescopic rod (206) is fixedly arranged on the surface of the arc-shaped welding plate (205), and a welding gun (207) is fixedly arranged at the end part of the telescopic section of the electric telescopic rod (206);
the upper surface of the bottom plate (1) is symmetrically provided with two positioning mechanisms (3) at two sides of the welding mechanism (2), each positioning mechanism (3) comprises two positioning brackets (301) which are slidably arranged on the upper surface of the bottom plate (1), and the sliding direction of each positioning bracket (301) is parallel to that of each welding bracket (201); the positioning bracket (301) is fixedly provided with positioning semicircular plates (302) through connecting rods, the openings of the two positioning semicircular plates (302) are opposite, and the axes of the positioning semicircular plates (302) and the axes of the welding semicircular plates (202) are positioned on the same horizontal plane; a horizontal positioning screw rod (303) is rotatably arranged on the upper surface of the bottom plate (1) through a positioning support frame, and the positioning screw rod (303) is a bidirectional screw rod and penetrates through the two positioning supports (301) in a thread fit manner; a positioning rod (304) is arranged on the positioning semicircular plate (302) and below the horizontal plane of the axis of the positioning semicircular plate, the positioning rod (304) penetrates through the positioning semicircular plate (302) in a radial sliding mode along the positioning semicircular plate (302), an arc-shaped positioning plate (305) is fixedly arranged at the end part, located on the inner side of the positioning semicircular plate (302), of the positioning rod (304), and the end face, located on the outer side of the positioning semicircular plate (302), of the positioning rod (304) is an inclined plane; a horizontal plate (306) is fixedly installed on the positioning bracket (301), a positioning block (307) is installed on the horizontal plate (306) in a sliding mode, the positioning block (307) is wedge-shaped, and the inclined surface of the positioning block (307) is in sliding fit with the inclined end face of the positioning rod (304); a horizontal adjusting screw rod (308) is rotatably arranged on the positioning bracket (301), and the adjusting screw rod (308) penetrates through the positioning block (307) in a thread fit mode.
2. The intelligent petroleum pipeline splicing welding device of claim 1, which is characterized in that: the arc-shaped positioning plate (305) is a rubber plate, and the edges of two ends of the surface, facing the axis of the positioning semicircular plate (302), of the arc-shaped positioning plate (305) are fillets; the surface of the arc-shaped positioning plate (305) facing the axis of the positioning semicircular plate (302) is provided with a plurality of anti-skidding grooves (309).
3. The intelligent petroleum pipeline splicing welding device according to claim 1, wherein: the end face of one adjusting screw rod (308) is provided with a cross groove (310), and the end face of the other adjusting screw rod (308) is fixedly provided with a cross block (311).
4. The intelligent petroleum pipeline splicing welding device according to claim 1, wherein: and a ball (312) which is in rolling fit with the inclined surface of the positioning block (307) is rotatably arranged on the inclined end surface of the positioning rod (304).
5. The intelligent petroleum pipeline splicing welding device according to claim 1, wherein: a first limiting block (208) is fixedly arranged on the outer surface of one welding semicircular plate (202) close to the end surface of the welding semicircular plate, and a second limiting block (209) is fixedly arranged on the outer surface of the other welding semicircular plate (202) corresponding to the position of the first limiting block (208); a horizontal limiting round rod (210) is fixedly arranged on the surface of the first limiting block (208) facing the second limiting block (209), and a limiting round groove (211) which is coincident with the axis of the limiting round rod (210) is formed in the surface of the second limiting block (209); a plurality of L-shaped through grooves (212) are uniformly formed in the surface of the second limiting block (209) around the limiting circular groove (211), one port of each through groove (212) is located on the inner wall of the limiting circular groove (211) and is in sliding sealing fit with a clamping block (213), and the other port of each through groove (212) is in sliding fit with a sealing rod (214) parallel to the limiting circular rod (210); the clamping block (213) is connected with the inner wall of the through groove (212) through a connecting spring (215).
6. The intelligent petroleum pipeline splicing welding device according to claim 1, wherein: a rotating shaft (217) is rotatably installed on the upper side and the lower side of the electric telescopic rod (206) on the arc-shaped welding plate (205) through ear plates (216), the axis of the rotating shaft (217) is parallel to the axis of the welding semicircular plate (202), an end plate (218) is fixedly installed at the end part of the rotating shaft (217), and a torsion spring (219) is connected between the end plate (218) and the ear plates (216); the rotating shaft (217) is fixedly sleeved with a rotating block (220), and a cleaning rod (221) is installed on the end face, facing the axis of the welding semicircular plate (202), of the rotating block (220).
7. The intelligent petroleum pipeline splicing welding device according to claim 6, wherein: the cleaning rod (221) is in threaded fit with the rotating block (220), and the end face of the cleaning rod (221) is a conical surface.
8. The intelligent petroleum pipeline splicing welding device of claim 1, which is characterized in that: the outer surface of the welding semicircular plate (202) is provided with an adsorption mechanism (4), the adsorption mechanism (4) comprises a fixed seat (401) fixedly arranged on the outer surface of the welding semicircular plate (202), one side, facing the positioning mechanism (3), of the fixed seat (401) is fixedly connected with a guide sleeve (402) through a connecting rod, a sliding pipe (403) is arranged in the guide sleeve (402) in a sliding fit mode along the radial direction of the welding semicircular plate (202), the end face, located outside the guide sleeve (402), of the sliding pipe (403) is provided with a first air groove (404), and the other end opening of the first air groove (404) is located on the side wall of the sliding pipe (403) and is provided with a sealing screw (405); an arc-shaped adsorption plate (406) is fixedly installed on the end face of the sliding pipe (403) positioned outside the guide sleeve (402), and a second air groove (407) communicated with the first air groove (404) is formed in the inner surface of the arc-shaped adsorption plate (406); and a support spring (408) is connected between the end surface of the sliding tube (403) positioned in the guide sleeve (402) and the inner end surface of the guide sleeve (402).
9. The intelligent petroleum pipeline splicing welding device according to claim 8, wherein: a sealing piece (409) is in sliding sealing fit with the first air groove (404), and the end of the sealing screw (405) is rotatably connected with the sealing piece (409).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210098109.8A CN114193049B (en) | 2022-01-27 | 2022-01-27 | Petroleum pipeline grafting intelligence welding set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210098109.8A CN114193049B (en) | 2022-01-27 | 2022-01-27 | Petroleum pipeline grafting intelligence welding set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114193049A CN114193049A (en) | 2022-03-18 |
| CN114193049B true CN114193049B (en) | 2022-09-09 |
Family
ID=80659093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210098109.8A Active CN114193049B (en) | 2022-01-27 | 2022-01-27 | Petroleum pipeline grafting intelligence welding set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114193049B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116275668B (en) * | 2023-05-22 | 2023-07-21 | 四川岷河管道建设工程有限公司 | Efficient pipeline welding device convenient to adjust |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007021566A (en) * | 2005-07-20 | 2007-02-01 | Akihisa Murata | Horizontal type automatic welding equipment |
| CN107953286A (en) * | 2017-12-29 | 2018-04-24 | 芜湖中集瑞江汽车有限公司 | The group of barrel is to frock and method before and after a kind of powder tank car |
| CN209140218U (en) * | 2018-12-14 | 2019-07-23 | 鹤壁汽车工程职业学院 | A kind of tubing welder |
| CN110919490A (en) * | 2019-12-09 | 2020-03-27 | 陈小风 | Welding post-treatment process for laying connection of long-distance oil pipeline system |
| CN112296564A (en) * | 2020-09-23 | 2021-02-02 | 张朝忠 | Automatic butt welding robot for steel pipes |
| CN112846771A (en) * | 2021-01-11 | 2021-05-28 | 刘少波 | Welding device for pipeline and using method thereof |
| CN215469297U (en) * | 2021-06-04 | 2022-01-11 | 上海龙炽机械设备有限公司 | Welding tool |
-
2022
- 2022-01-27 CN CN202210098109.8A patent/CN114193049B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007021566A (en) * | 2005-07-20 | 2007-02-01 | Akihisa Murata | Horizontal type automatic welding equipment |
| CN107953286A (en) * | 2017-12-29 | 2018-04-24 | 芜湖中集瑞江汽车有限公司 | The group of barrel is to frock and method before and after a kind of powder tank car |
| CN209140218U (en) * | 2018-12-14 | 2019-07-23 | 鹤壁汽车工程职业学院 | A kind of tubing welder |
| CN110919490A (en) * | 2019-12-09 | 2020-03-27 | 陈小风 | Welding post-treatment process for laying connection of long-distance oil pipeline system |
| CN112296564A (en) * | 2020-09-23 | 2021-02-02 | 张朝忠 | Automatic butt welding robot for steel pipes |
| CN112846771A (en) * | 2021-01-11 | 2021-05-28 | 刘少波 | Welding device for pipeline and using method thereof |
| CN215469297U (en) * | 2021-06-04 | 2022-01-11 | 上海龙炽机械设备有限公司 | Welding tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114193049A (en) | 2022-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114193049B (en) | Petroleum pipeline grafting intelligence welding set | |
| WO2021109852A1 (en) | Pipeline robot | |
| CN204997288U (en) | Liquefied gas cylinder's automatic welder | |
| CN116511906A (en) | High-purity stainless steel pipeline on-site welding device and application method thereof | |
| CN116373329A (en) | Butt joint equipment for installing chemical infusion pipeline | |
| CN114871686B (en) | Pressure vessel adds clamping apparatus | |
| CN211331532U (en) | Plastic pipeline internal diameter planing machine | |
| CN113305498A (en) | Pressure pipeline elbow processing device | |
| CN217224364U (en) | Rotating device for welding pipeline parts | |
| CN114311698B (en) | Automatic butt joint assembly of polyethylene winding pipe | |
| CN116175041A (en) | Frock and welding set are used in rocking arm welding of shifting | |
| CN105758734A (en) | Bending test device for plates with weld joints | |
| CN212020508U (en) | A centre gripping anchor clamps for pipeline detects | |
| CN112247465B (en) | Welding part leak protection welds detection device | |
| CN216576248U (en) | Roll shaft surfacing device | |
| CN216633253U (en) | Pedestal tool | |
| CN113579409B (en) | Positioning cutting device for accurately cutting sealing plate of heat-insulating pipeline | |
| CN220251936U (en) | Pipeline welding seam detection device | |
| CN217018984U (en) | TIG welding for horizontal oil pipe head | |
| CN219493476U (en) | Adjustable pipeline repairing device | |
| CN218517861U (en) | Movable annular beveling machine | |
| CN214978672U (en) | Automatic tube plate welding device | |
| CN219379612U (en) | Pipe fitting welding auxiliary device | |
| CN218193539U (en) | Pipe welding machine convenient for mechanical detection of welded pipe | |
| CN115229429B (en) | Welding device for pipe fitting butt joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221228 Address after: 257000 Room A106, Building 21, Ecological Valley, University Science Park, No. 38, Huanghe Road, Dongying Development Zone, Shandong Province Patentee after: Shandong Weidian Technology Co.,Ltd. Address before: 257000 Da Wang Zhen blacksmith Li Cun, Guangrao County, Dongying City, Shandong Province Patentee before: Shandong Huiqian Energy Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |