CN114393355A - Metal corrugated hose girth welding equipment - Google Patents
Metal corrugated hose girth welding equipment Download PDFInfo
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- CN114393355A CN114393355A CN202111593765.7A CN202111593765A CN114393355A CN 114393355 A CN114393355 A CN 114393355A CN 202111593765 A CN202111593765 A CN 202111593765A CN 114393355 A CN114393355 A CN 114393355A
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- 239000002184 metal Substances 0.000 title claims abstract description 208
- 238000003466 welding Methods 0.000 title claims abstract description 81
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000011010 flushing procedure Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010891 electric arc Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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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
- 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
-
- 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
- B23K37/0538—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 for rotating tubes, e.g. rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
Abstract
The invention relates to the field of welding, in particular to circular seam welding equipment for a metal corrugated hose. The technical problem is that: the metal mesh sleeve is in the removal in-process, and the tip of metal mesh sleeve can be absorbed in the wave structure of corrugated metal hose, and metal joint easily takes place the dislocation with corrugated metal hose, leads to welding process interrupt, and the welding effect is poor. The technical scheme is as follows: a metal corrugated hose girth welding device comprises an expanding fastening unit, a leveling unit and the like; the left part of the expanding type fastening unit is connected with a flushing unit used for aligning one ends of the corrugated hose, the metal net sleeve and the steel ring. According to the invention, after the metal net sleeve is outwards expanded, the problem that the end part of the metal net sleeve is sunk into the groove of the corrugated metal hose in the moving process of the metal net sleeve can be effectively solved, and the metal joint and the corrugated metal hose are positioned and aligned at two sides of the welding position of the metal joint and the corrugated metal hose before welding, so that the situation that the metal joint and the corrugated metal hose are staggered in the welding process can be effectively avoided.
Description
Technical Field
The invention relates to the field of welding, in particular to circular seam welding equipment for a metal corrugated hose.
Background
Before the corrugated metal hose is used, the corrugated metal hose is protected by the metal net sleeve and is also connected with other parts through metal joints, and when the metal joint is welded, the metal net sleeve and the steel ring are required to be aligned with the corrugated metal hose together and then welded with the metal joint.
However, when the metal corrugated hose is sleeved with the metal mesh, the surface of the metal corrugated hose is of a corrugated structure, and the metal mesh is sleeved in the moving process, the end part of the metal mesh can sink into the corrugated structure of the metal corrugated hose, the metal mesh cannot move continuously, the metal mesh cannot align with the end part of the metal corrugated hose, and when the metal corrugated hose is welded with the metal joint, the metal joint is easily dislocated with the metal corrugated hose, so that the welding process is interrupted, and the welding effect is poor.
In view of the above, there is a need to develop a metal bellows girth welding apparatus that overcomes the above problems.
Disclosure of Invention
The invention provides circular seam welding equipment for a metal corrugated hose, aiming at overcoming the defects that the end part of a metal net sleeve is sunk into a wave-shaped structure of the metal corrugated hose in the moving process of the metal net sleeve, a metal joint is easy to be dislocated with the metal corrugated hose, the welding process is interrupted, and the welding effect is poor.
The technical scheme is as follows: a metal corrugated hose girth welding device comprises a bottom plate, a mounting buckle, a supporting beam, a first electric sliding rail, a first mounting plate and a welding gun; the front part and the rear part of the bottom plate are respectively fixedly connected with three mounting buckles; a supporting beam is fixedly connected to the rear part of the upper surface of the bottom plate; a first electric slide rail is arranged at the upper part of the front side of the support beam; the first electric sliding rail is connected with a first mounting plate in a sliding manner; a welding gun for welding the girth joint of the corrugated hose is arranged at the right part of the first mounting plate; the device also comprises an opening type fastening unit, a leveling unit, a rotating unit and a jacking unit; the front part of the bottom plate is connected with a spreading type fastening unit for spreading and fixing the corrugated hose from the inner surface; the middle part of the bottom plate is connected with a rotating unit; the left part of the bottom plate is connected with a jacking unit for fixedly connecting and positioning the corrugated hose and the joint; the left part of the expanding type fastening unit is connected with a flushing unit used for aligning one ends of the corrugated hose, the metal net sleeve and the steel ring.
Optionally, the expanding type fastening unit comprises a second mounting plate, a first support plate, a first cross rod, a second electric slide rail, a first slide bar, a first transfer block, a first electric actuator, a first arc-shaped plate, a support, a second cross rod, a second transfer block, a second electric actuator and a positioning arc plate; a second mounting plate is fixedly connected to the right part of the upper surface of the bottom plate; a first support plate is fixedly connected to the left part of the upper surface of the second mounting plate; the upper part of the first supporting plate is connected with a first cross rod in a sliding manner; a second electric slide rail is arranged on the right part of the upper surface of the second mounting plate; the second electric sliding rail is connected with a first sliding rod in a sliding way; the upper part of the first sliding rod is fixedly connected with the first cross rod; the left end of the first cross rod is fixedly connected with a first transfer block; a first electric actuator is respectively arranged on the first transfer block in four directions at equal intervals; the four first electric actuator telescopic parts are fixedly connected with a first arc-shaped plate for fixedly stretching the corrugated hose; a bracket is fixedly connected to the left part of the upper surface of the bottom plate; the upper part of the bracket is fixedly connected with a second cross rod; a second transfer block is fixedly connected at the right end of the second cross rod; the right part of the outer surface of the second cross rod is connected with a leveling unit; a second electric actuator is respectively arranged on the second switching block in four directions at equal intervals; and the four second electric actuator telescopic parts are fixedly connected with a positioning arc plate for aligning and positioning the metal corrugated hose, the metal net sleeve and one end of the steel ring.
Optionally, the four positioning arc plates are provided with annular protrusions for positioning the metal mesh and the steel ring, and the positioning arc plates above and below are provided with U-shaped grooves.
Optionally, the leveling unit comprises a cross, a second support plate, a third support plate, a first electric rotating shaft, a special-shaped roller, a third electric actuator, a first connecting plate and a flaring plate; a cross is fixedly connected to the right part of the outer surface of the second cross rod; the front end and the rear end of the cross are fixedly connected with a second support plate respectively; the upper part and the lower part of the front second support plate are respectively movably connected with a third support plate; the upper part and the lower part of the second support plate at the rear part are movably connected with another two third support plates; a first electric rotating shaft is respectively and rotatably connected between the upper two third support plates and between the lower two third support plates; the outer surfaces of the two first electric rotating shafts are fixedly connected with a special-shaped roller for transferring the metal net sleeves and the steel rings respectively; a third electric actuator is respectively arranged on the upper part and the lower part of the left side of the cross; the left ends of the telescopic parts of the two third electric actuators are respectively fixedly connected with a first connecting plate; the back sides of the two first connecting plates are respectively fixedly connected with an opening expanding plate for expanding the opening of the metal net sleeve.
Optionally, a torsion spring is disposed between the second and third brackets.
Optionally, two flaring plates are arranged inclined, interposed between the profiled roll and the metal mesh.
Optionally, the rotating unit includes a third electric slide rail, a first U-shaped frame, a first arc-shaped guide rail, a second electric rotating shaft, a second arc-shaped guide rail, a first electric arc-shaped sliding plate, a first cushion block, a linear guide rail, a slider, a second slide bar, a fourth electric actuator, a second U-shaped frame, a third arc-shaped guide rail, a third electric rotating shaft, a fourth arc-shaped guide rail, a second electric arc-shaped sliding plate, a second cushion block, and a limiting member; a third electric slide rail is arranged in the middle of the upper surface of the bottom plate; the third electric sliding rail is connected with a first U-shaped frame in a sliding manner; the upper part of the first U-shaped frame is fixedly connected with a first arc-shaped guide rail; a second electric rotating shaft is fixedly connected to the rear part of the first arc-shaped guide rail; the second electric rotating shaft is movably connected with a second arc-shaped guide rail; the second arc-shaped guide rail is positioned above the first arc-shaped guide rail, and the concave surfaces of the first arc-shaped guide rail and the second arc-shaped guide rail are opposite to form a complete annular track; the first arc-shaped guide rail and the second arc-shaped guide rail are respectively connected with a first electric arc-shaped sliding plate in a sliding manner, and the two first electric arc-shaped sliding plates can slide on the first arc-shaped guide rail and the second arc-shaped guide rail; two first electric arc-shaped sliding plates are fixedly connected with a first cushion block respectively at opposite sides; the middle part of the upper surface of the bottom plate is provided with a linear guide rail, and the linear guide rail is positioned at the left of the third electric slide rail; the linear guide rail is connected with a sliding block in a sliding way; two second sliding rods are fixedly connected to the opposite sides of the upper part of the sliding block and the lower part of the first U-shaped frame; the middle part of the sliding block is provided with a fourth electric actuator; the two second sliding rods are connected with a second U-shaped frame in a sliding manner; the right end of the telescopic part of the fourth electric actuator is fixedly connected with the second U-shaped frame; a third arc-shaped guide rail is fixedly connected to the upper part of the second U-shaped frame; a third electric rotating shaft is fixedly connected to the rear part of the third arc-shaped guide rail; the third electric rotating shaft is movably connected with a fourth arc-shaped guide rail; the fourth arc-shaped guide rail is positioned above the third arc-shaped guide rail, and the concave surfaces of the third arc-shaped guide rail and the fourth arc-shaped guide rail are opposite to form a complete annular track; a second electric arc-shaped sliding plate is connected to the third arc-shaped guide rail and the fourth arc-shaped guide rail in a sliding manner, and the two second electric arc-shaped sliding plates can slide on the third arc-shaped guide rail and the fourth arc-shaped guide rail; two second cushion blocks are fixedly connected to the opposite sides of the two second electric arc-shaped sliding plates respectively; and the left sides of the two second electric arc-shaped sliding plates are fixedly connected with a limiting part respectively.
Optionally, the first cushion block and the second cushion block are made of elastic rubber materials and used for tightly adhering and fixing the metal net sleeve.
Optionally, the left part of locating part is the arcwall face for carry out spacing fixed to the steel ring.
Optionally, the jacking unit comprises a fourth electric sliding rail, a third U-shaped frame, a sleeve, a fifth electric actuator, a second connecting plate, a third cross bar, a third transfer block, a sixth electric actuator, a second arc-shaped plate, a fourth transfer block, a seventh electric actuator and a third arc-shaped plate; a fourth electric slide rail is arranged at the left part of the upper surface of the bottom plate; a third U-shaped frame is connected to the fourth electric slide rail in a sliding manner; the upper part of the third U-shaped frame is rotatably connected with a sleeve; a third cross rod is connected in the sleeve in a sliding manner; a fifth electric actuator is arranged in the middle of the third U-shaped frame; the left end of the telescopic part of the fifth electric actuator is fixedly connected with a second connecting plate; the upper part of the right side of the second connecting plate is rotatably connected with a third cross rod; a third adapter block is fixedly connected to the right part of the sleeve; a sixth electric actuator is respectively arranged on the third switching block in four directions at equal intervals; the four telescopic parts of the sixth electric actuator are respectively fixedly connected with a second arc-shaped plate which is used for expanding and fixing the metal joint from the inner side to the outer side; a fourth switching block is fixedly connected to the right part of the third cross rod; a seventh electric actuator is respectively arranged on the fourth switching block in four directions at equal intervals; and the four seventh electric actuator telescopic parts are fixedly connected with a third arc-shaped plate for fixedly opening the corrugated hose at the right part of the fixedly connected position.
The invention has the following advantages:
1. according to the invention, after the metal net sleeve is outwards expanded, the problem that the end part of the metal net sleeve is sunk into the groove of the corrugated metal hose in the moving process of the metal net sleeve can be effectively solved, and the metal joint and the corrugated metal hose are positioned and aligned at two sides of the welding position of the metal joint and the corrugated metal hose before welding, so that the situation that the metal joint and the corrugated metal hose are staggered in the welding process can be effectively avoided.
2. According to the invention, the two flaring plates which are obliquely arranged are inserted between the metal net sleeve and the metal corrugated hose, so that the metal net sleeve is effectively prevented from sinking into the corrugated groove of the metal corrugated hose when one end of the metal net sleeve is aligned with the metal corrugated hose.
3. According to the invention, through the arc-shaped surface structures of the two limiting parts, the problem of welding instability caused by displacement of the steel ring in the welding process can be avoided.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of the metal bellows girth welding apparatus of the present invention;
FIG. 2 is a schematic perspective view of a second embodiment of the metal bellows girth welding apparatus according to the present invention;
FIG. 3 is a top view of the metal bellows girth welding apparatus of the present invention;
FIG. 4 is a perspective view of the expanding fastening unit of the metal bellows girth welding apparatus of the present invention;
FIG. 5 is a perspective view of a part of the expanding fastening unit of the metal bellows girth welding apparatus of the present invention;
FIG. 6 is a schematic perspective view of the metal bellows girth welding apparatus of the present invention;
FIG. 7 is a perspective view of a flush unit of the metal bellows girth welding apparatus of the present invention;
FIG. 8 is a rear view of a flush unit of the metal bellows girth welding apparatus of the present invention;
FIG. 9 is a perspective view of a rotary unit of the metal bellows girth welding apparatus of the present invention;
FIG. 10 is a perspective view of a tightening unit of the metal bellows girth welding apparatus of the present invention;
FIG. 11 is a front view of a portion of a clinching unit of the metal bellows girth welding apparatus of the present invention.
The meaning of the reference symbols in the figures: 1-base plate, 2-mounting buckle, 3-supporting beam, 4-first electric slide rail, 5-first mounting plate, 6-welding gun, 101-second mounting plate, 102-first support plate, 103-first cross bar, 104-second electric slide rail, 105-first slide bar, 106-first transfer block, 107-first electric actuator, 108-first arc plate, 109-support, 1010-second cross bar, 1011-second transfer block, 1012-second electric actuator, 1013-positioning arc plate, 1013 a-U-shaped groove, 201-cross, 202-second support plate, 203-third support plate, 204-first electric rotating shaft, 205-special-shaped roller, 206-third electric actuator, 207-first connecting plate, 208-flaring plate, 205 a-an arc-shaped surface, 301-a third electric slide rail, 302-a first U-shaped frame, 303-a first arc-shaped guide rail, 304-a second electric rotating shaft, 305-a second arc-shaped guide rail, 306-a first electric arc-shaped slide plate, 307-a first cushion block, 308-a linear guide rail, 309-a slide block, 3010-a second slide bar, 3011-a fourth electric actuator, 3012-a second U-shaped frame, 3013-a third arc-shaped guide rail, 3014-a third electric rotating shaft, 3015-a fourth arc-shaped guide rail, 3016-a second electric arc-shaped slide plate, 3017-a second cushion block, 3018-a limiting member, 401-a fourth electric slide rail, 402-a third U-shaped frame, 403-a sleeve, 404-a fifth electric actuator, 405-a second connecting plate, 406-a third cross bar, 407-a third connecting block, 408-a sixth electric actuator, 409-a second arc-shaped plate, 4010-a fourth transfer block, 4011-a seventh electric actuator, 4012-a third arc-shaped plate.
Detailed Description
Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
In the embodiment of the present invention, the first electric actuator 107, the second electric actuator 1012, the third electric actuator 206, the fourth electric actuator 3011, the fifth electric actuator 404, the sixth electric actuator 408, and the seventh electric actuator 4011 are electric push rods, and the welding gun 6 is an argon arc welding gun.
Example 1
A metal corrugated hose girth welding device is shown in figures 1-3 and comprises a bottom plate 1, a mounting buckle 2, a support beam 3, a first electric slide rail 4, a first mounting plate 5 and a welding gun 6; the front part and the rear part of the bottom plate 1 are respectively connected with three mounting buckles 2 through bolts; the rear part of the upper surface of the bottom plate 1 is connected with a supporting beam 3 through bolts; a first electric slide rail 4 is arranged at the upper part of the front side of the support beam 3; the first electric slide rail 4 is connected with a first mounting plate 5 in a sliding way; a welding gun 6 is arranged at the right part of the first mounting plate 5; the device also comprises an opening type fastening unit, a leveling unit, a rotating unit and a jacking unit; the front part of the bottom plate 1 is connected with an opening type fastening unit; the middle part of the bottom plate 1 is connected with a rotating unit; the left part of the bottom plate 1 is connected with a jacking unit; the left part of the expanding type fastening unit is connected with a leveling unit.
Before using a metal corrugated hose girth welding device, the following is called the girth welding device for short, firstly, an operator installs a bottom plate 1 on a workbench through six installation buckles 2 and connects with a power supply, then the operator puts the metal corrugated hose which is sleeved with a metal net sleeve and a steel ring in advance on a rotating unit and carries out the outward opening and fixing from the inner side through an opening type fastening unit, then the metal joint sleeve is sleeved on a jacking unit and is opened and fixed, a flushing unit moves the metal net sleeve to the left until the left end of the metal net sleeve is flush with the left end of the metal corrugated hose, then the rotating unit clamps and fixes the metal net sleeve and the metal corrugated hose, the steel ring is pushed to the left side, the left end of the steel ring is flush with the left end of the corrugated hose by matching with the rotating unit, then the rotating unit loosens the clamping and fixing of the metal net sleeve, and then the metal corrugated hose is withdrawn from the opening type fastening unit, the rotating unit transfers the flushed metal corrugated hose backwards until the center of the metal corrugated hose and the center of the metal joint are aligned with each other, the rotating unit stops moving, the jacking unit moves the metal joint rightwards until the metal joint is contacted with the metal corrugated hose, the jacking unit is matched with the rotating unit to fix the steel ring, the metal joint is aligned with the metal corrugated hose, the jacking unit stops moving, the rotating unit starts to rotate at the moment, the metal corrugated hose, the metal mesh sleeve, the steel ring and the metal joint are synchronously driven to rotate together, the first mounting plate 5 moves downwards on the first mounting plate 5, the first mounting plate 5 drives the welding gun 6 to move downwards until the lower end of the welding gun 6 reaches a working area, the first mounting plate 5 stops moving, the welding gun 6 is started, and the welding gun 6 welds the metal joint with the aligned metal corrugated hose, the metal mesh sleeve and the steel ring together, after the girth welding is finished, the welding gun 6 is closed, the first mounting plate 5 moves upwards to synchronously drive the welding gun 6 to move upwards, the rotating unit stops rotating, the rotating unit loosens the fixation of the metal net sleeve, and an operator can take out the metal corrugated hose; according to the invention, after the metal net sleeve is outwards expanded, the problem that the end part of the metal net sleeve is sunk into the groove of the corrugated metal hose in the moving process of the metal net sleeve can be effectively solved, and the metal joint and the corrugated metal hose are positioned and aligned at two sides of the welding position of the metal joint and the corrugated metal hose before welding, so that the situation that the metal joint and the corrugated metal hose are staggered in the welding process can be effectively avoided.
Example 2
On the basis of embodiment 1, as shown in fig. 1 and fig. 4 to 11, the spread-open fastening unit includes a second mounting plate 101, a first supporting plate 102, a first cross bar 103, a second electric sliding rail 104, a first sliding bar 105, a first adapter 106, a first electric actuator 107, a first arc-shaped plate 108, a bracket 109, a second cross bar 1010, a second adapter 1011, a second electric actuator 1012, and a positioning arc 1013; a second mounting plate 101 is welded on the right part of the upper surface of the bottom plate 1; the left part of the upper surface of the second mounting plate 101 is connected with a first support plate 102 through bolts; a first cross rod 103 is connected to the upper part of the first support plate 102 in a sliding manner; a second electric slide rail 104 is arranged on the right part of the upper surface of the second mounting plate 101; a first sliding rod 105 is connected on the second electric sliding rail 104 in a sliding manner; the upper part of the first sliding rod 105 is welded with the first cross rod 103; a first transfer block 106 is welded at the left end of the first cross rod 103; a first electric actuator 107 is respectively arranged on the first transfer block 106 in four directions at equal intervals; the four telescopic parts of the first electric actuator 107 are fixedly connected with a first arc-shaped plate 108 respectively; the left part of the upper surface of the bottom plate 1 is connected with a bracket 109 through a bolt; the upper part of the bracket 109 is fixedly connected with a second cross bar 1010; a second switching block 1011 is welded at the right end of the second cross rod 1010; the right part of the outer surface of the second cross rod 1010 is connected with a leveling unit; a second electric actuator 1012 is respectively arranged on the second switching block 1011 at equal intervals in four directions; the four second electric actuators 1012 are each fixedly connected with a positioning arc plate 1013.
The four positioning arc plates 1013 are each provided with an annular projection, and the positioning arc plates 1013 above and below are each provided with a U-shaped groove 1013A. The leveling unit comprises a cross 201, a second support plate 202, a third support plate 203, a first electric rotating shaft 204, a special-shaped roller 205, a third electric actuator 206, a first connecting plate 207 and a flaring plate 208; the cross 201 is welded on the right part of the outer surface of the second cross rod 1010; the front end and the rear end of the cross 201 are respectively welded with a second support plate 202; the upper part and the lower part of the front second support plate 202 are respectively hinged with a third support plate 203; the upper part and the lower part of the rear second support plate 202 are hinged with another two third support plates 203; a first electric rotating shaft 204 is respectively and rotatably connected between the two upper third support plates 203 and between the two lower third support plates 203; the outer surfaces of the two first electric rotating shafts 204 are fixedly connected with a special-shaped roller 205 respectively; a third electric actuator 206 is respectively arranged at the upper left part and the lower left part of the cross 201; the left ends of the telescopic parts of the two third electric actuators 206 are respectively fixedly connected with a first connecting plate 207; two first connector tiles 207 are secured on opposite sides with a flared plate 208.
A torsion spring is provided between the second plate 202 and the third plate 203.
Two flared plates 208 are arranged inclined, interposed between the profiled roll 205 and the metal mesh.
The rotating unit comprises a third electric slide rail 301, a first U-shaped frame 302, a first arc-shaped guide rail 303, a second electric rotating shaft 304, a second arc-shaped guide rail 305, a first electric arc-shaped sliding plate 306, a first cushion block 307, a linear guide rail 308, a sliding block 309, a second slide bar 3010, a fourth electric actuator 3011, a second U-shaped frame 3012, a third arc-shaped guide rail 3013, a third electric rotating shaft 3014, a fourth arc-shaped guide rail 3015, a second electric arc-shaped sliding plate 3016, a second cushion block 3017 and a limiting piece 3018; the middle part of the upper surface of the bottom plate 1 is provided with a third electric slide rail 301; a first U-shaped frame 302 is connected on the third electric slide rail 301 in a sliding manner; a first arc-shaped guide rail 303 is welded at the upper part of the first U-shaped frame 302; a second electric rotating shaft 304 is fixedly connected to the rear part of the first arc-shaped guide rail 303; the second electric rotating shaft 304 is hinged with a second arc-shaped guide rail 305; the second arc-shaped guide rail 305 is positioned above the first arc-shaped guide rail 303, and the concave surfaces of the first arc-shaped guide rail 303 and the second arc-shaped guide rail 305 are opposite to form a complete annular track; a first electric arc-shaped sliding plate 306 is connected to the first arc-shaped guide rail 303 and the second arc-shaped guide rail 305 in a sliding manner, and the two first electric arc-shaped sliding plates 306 can slide on the first arc-shaped guide rail 303 and the second arc-shaped guide rail 305; two first electric arc sliding plates 306 are fixedly connected with a first cushion block 307 at the opposite sides respectively; the middle part of the upper surface of the bottom plate 1 is provided with a linear guide rail 308, and the linear guide rail 308 is positioned at the left of the third electric slide rail 301; the linear guide rail 308 is connected with a slide block 309 in a sliding way; two second sliding rods 3010 are welded on the opposite sides of the upper part of the sliding block 309 and the lower part of the first U-shaped frame 302; a fourth electric actuator 3011 is installed in the middle of the sliding block 309; the two second slide bars 3010 are connected with a second U-shaped frame 3012 in a sliding manner; the right end of the telescopic part of the fourth electric actuator 3011 is fixedly connected with the second U-shaped frame 3012; a third arc-shaped guide rail 3013 is welded on the upper part of the second U-shaped frame 3012; a third electric rotating shaft 3014 is fixedly connected to the rear part of the third arc-shaped guide track 3013; the third electric rotating shaft 3014 is hinged with a fourth arc-shaped guide rail 3015; the fourth arc-shaped guide rail 3015 is located above the third arc-shaped guide rail 3013, and the concave surfaces of the third arc-shaped guide rail 3013 and the fourth arc-shaped guide rail 3015 are opposite to each other to form a complete annular track; a second electric arc-shaped sliding plate 3016 is connected to the third arc-shaped guide rail 3013 and the fourth arc-shaped guide rail 3015 in a sliding manner, and both the second electric arc-shaped sliding plates 3016 can slide on the third arc-shaped guide rail 3013 and the fourth arc-shaped guide rail 3015; two second cushion blocks 3017 are respectively fixed on the opposite sides of the two second electric arc-shaped sliding plates 3016; a limiting part 3018 is welded on each of the left sides of the two second electric arc-shaped sliding plates 3016.
The first block 307 and the second block 3017 are made of elastic rubber.
The left part of locating part 3018 is the arcwall face.
Fixing the metal corrugated hose: firstly, an operator takes a metal corrugated hose which is sleeved with a metal mesh sleeve and a steel ring in advance, starts a second electric rotating shaft 304 and a third electric rotating shaft 3014, the second electric rotating shaft 304 drives a second arc-shaped guide rail 305 to rotate, so that the second arc-shaped guide rail 305 turns outwards, the third electric rotating shaft 3014 drives a fourth arc-shaped guide rail 3015 to rotate, so that the fourth arc-shaped guide rail 3015 turns outwards, the second electric rotating shaft 304 and the third electric rotating shaft 3014 are closed, then the metal corrugated hose is placed on a first cushion block 307 at the lower part and a second cushion block 3017 at the lower part, then the left end of the metal corrugated hose is inserted into four positioning arc plates 1013 and is positioned by the progress of annular convex parts on the four positioning arc plates 1013, the left end of the metal corrugated hose is pasted on the right side of the annular convex part on the positioning arc plates 1013, then four second electric actuators 1012 are started, the four second electric actuators 1012 are extended to drive one positioning arc plate 1013 to move, the four positioning arc plates 1013 are used for fixing the annular corrugated hose in a propping manner from the inside to the outside, the four second electric actuators 1012 are closed, then the first slide bar 105 moves on the second electric slide rail 104, the first slide bar 105 drives the first cross bar 103 to drive the first transfer block 106 to move towards the direction close to the metallic corrugated hose, the first transfer block 106 drives the four first electric actuators 107 to simultaneously drive one first arc-shaped plate 108 to move to the inside of the metallic corrugated pipe, then the first slide bar 105 stops moving, the four first electric actuators 107 are started, the four first electric actuators 107 extend to drive the four first arc-shaped plates 108 to move, the four first arc-shaped plates 108 are used for fixing the metallic corrugated hose in a propping manner from the inside to the outside, and therefore the fixing of the two ends of the metallic corrugated hose is completed.
Leveling the metal mesh: after the two ends of the corrugated metal hose are fixed, at the moment, the metal net sleeve lifts up the special-shaped rollers 205 to synchronously drive the four third support plates 203 to deflect, the torsion springs between the four third support plates 203 and the two second support plates 202 deform to enable the two special-shaped rollers 205 to be attached to the outer surfaces of the metal net sleeve, the two third electric actuators 206 are started, the two third electric actuators 206 contract to respectively drive one first connecting plate 207 to move rightwards, the two flaring plates 208 are synchronously driven to move rightwards, the two flaring plates 208 are obliquely inserted between the corrugated metal hose and the metal net sleeve, the right ends of the two flaring plates 208 are positioned between the two special-shaped rollers 205, the situation that the end portions of the metal net sleeve are sunk into corrugated grooves of the corrugated metal hose in the moving process of the metal net sleeve can be effectively avoided, then the two first electric rotating shafts 204 are started, and the two first electric rotating shafts 204 respectively drive one special-shaped roller 205 to rotate, the two special-shaped rollers 205 drive the metal net sleeve to move simultaneously through friction, until the left end of the metal net sleeve contacts the right side of the annular protruding portion of the third arc-shaped guide rail 3013, the two first electric rotating shafts 204 are closed, the two third electric actuators 206 are started, the third electric actuators 206 extend to synchronously drive the two flaring plates 208 to withdraw from the metal net sleeve, the two third electric actuators 206 are closed, and the metal net sleeve and the metal corrugated hose are fixed.
Steel ring leveling stage: after the metal mesh is completely started and leveled, the second electric rotating shaft 304 is started, the second electric rotating shaft 304 drives the second arc-shaped guide rail 305 to rotate, so that the second arc-shaped guide rail 305 and the first arc-shaped guide rail 303 are closed to form a complete annular track, the second electric rotating shaft 304 is closed, the metal mesh is clamped and fixed through the two first cushion blocks 307, then the fourth electric actuator 3011 is started, the fourth electric actuator 3011 is contracted to drive the second U-shaped frame 3012 to slide on the two second slide bars 3010, the second U-shaped frame 3012 drives the third arc-shaped guide rail 3013 to drive the second electric arc-shaped sliding plate 3016 to move, the second electric arc-shaped sliding plate 3016 drives the second cushion block 3017 below to drive the limiting piece 3018 to move, if the limiting piece 3018 contacts the steel ring in the moving process, the steel ring is driven to move together, when the steel ring contacts the arc-shaped surface 205a of the special-shaped roller 205, the fourth electric actuator 3011 is closed, at this moment, the steel ring lifts up the special-shaped roller 205, synchronously drive four third supporting plates 203 to deflect, the torsion spring between four third supporting plates 203 and two second supporting plates 202 is deformed, so that two special-shaped rollers 205 can be attached to the outer surface of the steel ring, then, two first electric rotating shafts 204 are started, two first electric rotating shafts 204 drive two special-shaped rollers 205 to rotate, the two special-shaped rollers 205 synchronously drive the steel ring to move leftwards, and when the left end of the steel ring is contacted with the annular protruding part of the positioning arc plate 1013, the two first electric rotating shafts 204 are closed, so far, the steel ring is aligned with the left end of the metal mesh sleeve and the left end of the metal corrugated hose.
A transfer stage: after one end of the corrugated metal hose, the metal mesh sleeve and the steel ring are aligned, the four second electric actuators 1012 are started, the second electric actuators 1012 contract to drive the four positioning arc plates 1013 to approach to the center, so that the four positioning arc plates 1013 loosen the fixation of the corrugated metal hose, at this time, the corrugated metal hose is supported by the first cushion block 307 and the second cushion block 3017 and is fixed by the four first arc plates 108, then the first slide bar 105 moves in the direction away from the bracket 109 to synchronously drive the four first arc plates 108 to move, so as to synchronously drive the corrugated metal hose to move, so that the corrugated metal hose is withdrawn from the positions of the four positioning arc plates 1013, then the first slide bar 105 stops moving, then the second electric rotating shaft 304 and the third electric rotating shaft 3014 are started, the second electric rotating shaft 304 synchronously drives the second arc-shaped guide rail 305 to rotate, so that the second arc-shaped guide rail 305 covers the first arc-shaped guide rail 303, the second arc-shaped guide rail 305 and the first arc-shaped guide rail 303 form a complete annular track, the third electric rotating shaft 3014 synchronously drives the fourth arc-shaped guide rail 3015 to rotate, so that the fourth arc-shaped guide rail 3015 covers the third arc-shaped guide rail 3013, the fourth arc-shaped guide rail 3015 and the third arc-shaped guide rail 3013 form a complete annular track, wherein two first cushion blocks 307 are tightly attached to the surface of the metal net sleeve to fix the metal net sleeve and the metal corrugated hose, two second cushion blocks 3017 are tightly attached to the surface of the metal net sleeve to fix the metal net sleeve and the metal corrugated hose, then the four first electric actuators 107 are started, the four first electric actuators 107 contract to drive the four first arc-shaped plates 108 to approach to the center, the four first arc-shaped plates 108 loose the fixation of the metal corrugated hose, then the first sliding rod 105 continuously moves on the second electric sliding rail 104 until the four first arc-shaped plates 108 exit from the metal corrugated hose, the first sliding rod 105 stops moving, and then the first U-shaped frame 302 moves on the third electric sliding rail 301 through a sliding block, and the first U-shaped frame 302 drives the two second sliding rods 3010 to drive the sliding block 309 to move on the linear guide rail 308, so as to synchronously drive the metal corrugated pipe with one end being flush to move horizontally.
The jacking unit comprises a fourth electric slide rail 401, a third U-shaped frame 402, a sleeve 403, a fifth electric actuator 404, a second connecting plate 405, a third cross bar 406, a third switching block 407, a sixth electric actuator 408, a second arc-shaped plate 409, a fourth switching block 4010, a seventh electric actuator 4011 and a third arc-shaped plate 4012; a fourth electric slide rail 401 is arranged at the left part of the upper surface of the bottom plate 1; a third U-shaped frame 402 is connected to the fourth electric slide rail 401 in a sliding manner; the upper part of the third U-shaped frame 402 is rotatably connected with a sleeve 403; a third cross bar 406 is slidably connected in the sleeve 403; a fifth electric actuator 404 is arranged in the middle of the third U-shaped frame 402; the left end of the telescopic part of the fifth electric actuator 404 is fixedly connected with a second connecting plate 405; the upper part of the right side of the second linkage plate 405 is rotatably connected with a third cross bar 406; a third transfer block 407 is welded to the right part of the sleeve 403; a sixth electric actuator 408 is respectively arranged on the third switching block 407 in four directions at equal intervals; a second arc-shaped plate 409 is fixedly connected to each of the telescopic parts of the four sixth electric actuators 408; a fourth switching block 4010 is welded on the right part of the third cross rod 406; a seventh electric actuator 4011 is respectively arranged on the fourth switching block 4010 in four directions at equal intervals; and a third arc-shaped plate 4012 is fixedly connected to each of the telescopic parts of the four seventh electric actuators 4011.
And (3) aligning circular seam welding: an operator sleeves the right part of a metal joint on four second arc-shaped plates 409, then, four sixth electric actuators 408 are started, the four sixth electric actuators 408 extend to drive the second arc-shaped plates 409 to expand outwards until the four second arc-shaped plates 409 expand and fix the metal joint from the inner side to the outer side, then when the center of the metal corrugated hose with one flush end moves to be at the same level with the center of the metal joint, the first U-shaped frame 302 stops moving, then the third U-shaped frame 402 moves in the direction close to the metal corrugated hose on the fourth electric slide rail 401 through a slide block until the right end of the metal joint contacts the left end of the metal corrugated hose, the third U-shaped frame 402 stops moving, at the moment, the steel ring is limited by two limiting pieces 3018, then, the fifth electric actuator 404 is started, the fifth electric actuator 404 contracts to drive the second connecting plate 405 to drive the third cross rod 406 to slide in the sleeve pipe 403, the third cross rod 406 drives the fourth switching block 4010 to drive the four seventh electric actuators 4011 to move, the four seventh electric actuators 4011 respectively drive one third arc-shaped plate 4012 to move to the left part of the metal corrugated pipe, the fifth electric actuator 404 is closed, then the four seventh electric actuators 4011 are started, the four seventh electric actuators 4011 extend to respectively drive one third arc-shaped plate 4012 to expand outwards, the metal corrugated hose is unfolded and fixed until the four third arc-shaped plates 4012, the four seventh electric actuators 4011 are closed, at this moment, the positioning of the welding positions of the metal joint and the metal corrugated hose can be completed, and unstable welding caused by dislocation is avoided.
And (3) welding: after the butt joint between the metal joint and the corrugated metal hose is completed, at this time, the first mounting plate 5 moves down on the first electric slide rail 4 through a slide block to synchronously drive the welding gun 6 to move down, after the welding gun 6 reaches a working area, the first mounting plate 5 stops moving, then the two first electric arc slide plates 306 slide on the annular track formed by the first arc guide rail 303 and the second arc guide rail 305 to synchronously drive the two first cushion blocks 307 to rotate, the two second electric arc slide plates 3016 slide on the annular track formed by the third arc guide rail 3013 and the fourth arc guide rail 3015 to synchronously drive the two second cushion blocks 3017 to rotate, the two first cushion blocks 307 and the two second cushion blocks 3017 drive the corrugated metal hose to rotate, the corrugated metal hose drives the four third arc plates 4012 to drive the four seventh electric actuators 4011 to rotate, the four electric actuators 4011 drive the fourth switching block 4010 to drive the third cross bar 406 to rotate, the third cross bar 406 drives the sleeve 403 to drive the third transfer block 407 to rotate, the third transfer block 407 drives the four sixth electric actuators 408 to drive the four second arc-shaped plates 409 to rotate, the four second arc-shaped plates 409 drive the metal joint to rotate, at this time, the metal joint and the corrugated metal hose rotate synchronously, the welding gun 6 is started, the welding gun 6 starts to weld at a position where the metal joint and the corrugated metal hose contact, after the welding is completed, the welding gun 6 is closed, the first mounting plate 5 moves upwards to synchronously drive the welding gun 6 to move upwards, after the first mounting plate 5 returns to the initial position, the first mounting plate 5 stops moving, at this time, the girth welding on the corrugated metal hose is completed, then, the second electric rotating shaft 304 and the third electric rotating shaft 3014 are simultaneously started, the second arc-shaped guide rail 305 and the fourth arc-shaped guide rail 3015 are synchronously driven to rotate, and the four sixth electric actuators 408 and the four seventh electric actuators 4011 are started, the four sixth electric actuators 408 and the four seventh electric actuators 4011 contract, so that the four second arc-shaped plates 409 and the four third arc-shaped plates 4012 loosen the fixation of the corrugated metal hose and the metal joint, the four sixth electric actuators 408 and the four seventh electric actuators 4011 are closed, then the third U-shaped frame 402 moves in the direction away from the second arc-shaped guide rail 305 on the fourth electric slide rail 401 through the slide block, and when the four third arc-shaped plates 4012 exit from the metal joint, the third U-shaped frame 402 stops moving, and an operator can take out the welded corrugated metal hose.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A metal corrugated hose girth welding device comprises a bottom plate (1), a mounting buckle (2), a support beam (3), a first electric slide rail (4), a first mounting plate (5) and a welding gun (6); the front part and the rear part of the bottom plate (1) are respectively fixedly connected with three mounting buckles (2); a supporting beam (3) is fixedly connected to the rear part of the upper surface of the bottom plate (1); a first electric slide rail (4) is arranged at the upper part of the front side of the support beam (3); the first electric slide rail (4) is connected with a first mounting plate (5) in a sliding way; a welding gun (6) for welding the girth joint of the corrugated hose is arranged at the right part of the first mounting plate (5); the method is characterized in that: the device also comprises an opening type fastening unit, a leveling unit, a rotating unit and a jacking unit; the front part of the bottom plate (1) is connected with a spreading type fastening unit for spreading and fixing the corrugated hose from the inner surface; the middle part of the bottom plate (1) is connected with a rotating unit; the left part of the bottom plate (1) is connected with a jacking unit for fixedly connecting and positioning the corrugated hose and the joint; the left part of the expanding type fastening unit is connected with a flushing unit used for aligning one ends of the corrugated hose, the metal net sleeve and the steel ring.
2. The metal corrugated hose girth welding device of claim 1, wherein the expanding fastening unit comprises a second mounting plate (101), a first support plate (102), a first cross rod (103), a second electric slide rail (104), a first slide rod (105), a first transfer block (106), a first electric actuator (107), a first arc plate (108), a bracket (109), a second cross rod (1010), a second transfer block (1011), a second electric actuator (1012) and a positioning arc plate (1013); a second mounting plate (101) is fixedly connected to the right part of the upper surface of the bottom plate (1); a first support plate (102) is fixedly connected to the left part of the upper surface of the second mounting plate (101); a first cross rod (103) is connected to the upper part of the first support plate (102) in a sliding manner; a second electric slide rail (104) is arranged on the right part of the upper surface of the second mounting plate (101); a first sliding rod (105) is connected on the second electric sliding rail (104) in a sliding way; the upper part of the first sliding rod (105) is fixedly connected with the first cross rod (103); the left end of the first cross rod (103) is fixedly connected with a first transfer block (106); a first electric actuator (107) is respectively arranged on the first transfer block (106) in four directions at equal intervals; the four telescopic parts of the first electric actuator (107) are respectively fixedly connected with a first arc-shaped plate (108) for expanding and fixing the corrugated hose; a bracket (109) is fixedly connected to the left part of the upper surface of the bottom plate (1); a second cross bar (1010) is fixedly connected to the upper part of the bracket (109); a second switching block (1011) is fixedly connected at the right end of the second cross rod (1010); the right part of the outer surface of the second cross bar (1010) is connected with a flush unit; a second electric actuator (1012) is respectively arranged on the second transfer block (1011) in four directions at equal intervals; and the four telescopic parts of the second electric actuator (1012) are respectively fixedly connected with a positioning arc plate (1013) for aligning and positioning the metal corrugated hose, the metal net sleeve and one end of the steel ring.
3. A metal bellows girth welding apparatus according to claim 2, wherein four positioning arc plates (1013) are each provided with an annular projection for positioning the metal mesh and the steel ring, and the upper and lower positioning arc plates (1013) are each provided with a U-shaped groove (1013A).
4. A metal corrugated hose girth welding apparatus according to claim 3, characterized in that the flush unit comprises a cross (201), a second support plate (202), a third support plate (203), a first electric rotating shaft (204), a profiled roll (205), a third electric actuator (206), a first adapter plate (207) and a flaring plate (208); a cross (201) is fixedly connected to the right part of the outer surface of the second cross rod (1010); the front end and the rear end of the cross (201) are respectively fixedly connected with a second support plate (202); the upper part and the lower part of the front second support plate (202) are respectively movably connected with a third support plate (203); the upper part and the lower part of the second support plate (202) at the rear are movably connected with another two third support plates (203); a first electric rotating shaft (204) is respectively and rotatably connected between the upper two third support plates (203) and between the lower two third support plates (203); the outer surfaces of the two first electric rotating shafts (204) are respectively fixedly connected with a special-shaped roller (205) for transferring the metal mesh sleeve and the steel ring; a third electric actuator (206) is respectively arranged at the upper part and the lower part of the left side of the cross (201); the left ends of the telescopic parts of the two third electric actuators (206) are respectively fixedly connected with a first connecting plate (207); two flaring plates (208) for opening the metal net sleeve are respectively fixedly connected with the back sides of the two first connecting joint plates (207).
5. A metal bellows girth welding apparatus according to claim 4, wherein a torsion spring is provided between the second plate (202) and the third plate (203).
6. A metal corrugated hose girth welding apparatus according to claim 4, characterized in that two flared sheets (208) are arranged inclined, interposed between the profiled roll (205) and the metal mesh sheath.
7. The metal corrugated hose girth welding device according to claim 4, wherein the rotating unit comprises a third electric slide rail (301), a first U-shaped frame (302), a first arc-shaped guide rail (303), a second electric rotating shaft (304), a second arc-shaped guide rail (305), a first electric arc-shaped slide plate (306), a first cushion block (307), a linear guide rail (308), a slide block (309), a second slide bar (3010), a fourth electric actuator (3011), a second U-shaped frame (3012), a third arc-shaped guide rail (3013), a third electric rotating shaft (3014), a fourth arc-shaped guide rail (3015), a second electric arc-shaped slide plate (3016), a second cushion block (3017) and a limiting piece (3018); a third electric slide rail (301) is arranged in the middle of the upper surface of the bottom plate (1); a first U-shaped frame (302) is connected on the third electric slide rail (301) in a sliding way; a first arc-shaped guide rail (303) is fixedly connected to the upper part of the first U-shaped frame (302); a second electric rotating shaft (304) is fixedly connected to the rear part of the first arc-shaped guide rail (303); the second electric rotating shaft (304) is movably connected with a second arc-shaped guide rail (305); the second arc-shaped guide rail (305) is positioned above the first arc-shaped guide rail (303), and the concave surfaces of the first arc-shaped guide rail (303) and the second arc-shaped guide rail (305) are opposite to form a complete annular track; the first arc-shaped guide rail (303) and the second arc-shaped guide rail (305) are respectively connected with a first electric arc-shaped sliding plate (306) in a sliding manner, and the two first electric arc-shaped sliding plates (306) can slide on the first arc-shaped guide rail (303) and the second arc-shaped guide rail (305); the opposite sides of the two first electric arc-shaped sliding plates (306) are fixedly connected with a first cushion block (307) respectively; the middle part of the upper surface of the bottom plate (1) is provided with a linear guide rail (308), and the linear guide rail (308) is positioned on the left of the third electric slide rail (301); the linear guide rail (308) is connected with a sliding block (309) in a sliding way; two second sliding rods (3010) are fixedly connected to the opposite sides of the upper part of the sliding block (309) and the lower part of the first U-shaped frame (302); a fourth electric actuator (3011) is arranged in the middle of the sliding block (309); the two second sliding rods (3010) are connected with a second U-shaped frame (3012) in a sliding way; the right end of the telescopic part of the fourth electric actuator (3011) is fixedly connected with the second U-shaped frame (3012); a third arc-shaped guide rail (3013) is fixedly connected to the upper part of the second U-shaped frame (3012); a third electric rotating shaft (3014) is fixedly connected with the rear part of the third arc-shaped guide rail (3013); the third electric rotating shaft (3014) is movably connected with a fourth arc-shaped guide rail (3015); the fourth arc-shaped guide rail (3015) is positioned above the third arc-shaped guide rail (3013), and the concave surfaces of the third arc-shaped guide rail (3013) and the fourth arc-shaped guide rail (3015) are opposite to form a complete annular track; a second electric arc-shaped sliding plate (3016) is connected to the third arc-shaped guide rail (3013) and the fourth arc-shaped guide rail (3015) in a sliding mode, and the two second electric arc-shaped sliding plates (3016) can slide on the third arc-shaped guide rail (3013) and the fourth arc-shaped guide rail (3015); two second cushion blocks (3017) are respectively and fixedly connected with the opposite sides of the two second electric arc-shaped sliding plates (3016); the left sides of the two second electric arc-shaped sliding plates (3016) are fixedly connected with a limiting piece (3018) respectively.
8. A metal bellows girth welding apparatus according to claim 7, wherein the first spacer (307) and the second spacer (3017) are made of a rubber material having elasticity for closely fixing the metal mesh.
9. A metal corrugated hose girth welding apparatus according to claim 7, wherein the left part of the position-limiting member (3018) is an arc-shaped surface for performing position-limiting fixing on the steel ring.
10. The metal corrugated hose girth welding device according to claim 7, characterized in that the jacking unit comprises a fourth electric slide rail (401), a third U-shaped frame (402), a sleeve (403), a fifth electric actuator (404), a second connecting plate (405), a third cross bar (406), a third transfer block (407), a sixth electric actuator (408), a second arc-shaped plate (409), a fourth transfer block (4010), a seventh electric actuator (4011) and a third arc-shaped plate (4012); a fourth electric slide rail (401) is arranged at the left part of the upper surface of the bottom plate (1); a third U-shaped frame (402) is connected on the fourth electric sliding rail (401) in a sliding way; the upper part of the third U-shaped frame (402) is rotatably connected with a sleeve (403); a third cross bar (406) is connected in the sleeve (403) in a sliding manner; a fifth electric actuator (404) is arranged in the middle of the third U-shaped frame (402); the left end of the telescopic part of the fifth electric actuator (404) is fixedly connected with a second connecting plate (405); the upper part of the right side of the second connecting plate (405) is rotatably connected with a third cross bar (406); a third switching block (407) is fixedly connected to the right part of the sleeve (403); a sixth electric actuator (408) is respectively arranged on the third transfer block (407) in four directions at equal intervals; the four telescopic parts of the sixth electric actuator (408) are respectively fixedly connected with a second arc-shaped plate (409) which is used for expanding and fixing the metal joint from the inner side to the outer side; a fourth switching block (4010) is fixedly connected to the right part of the third cross rod (406); a seventh electric actuator (4011) is respectively arranged on the fourth switching block (4010) in four directions at equal intervals; and the four telescopic parts of the seventh electric actuator (4011) are fixedly connected with a third arc-shaped plate (4012) for fixedly expanding the corrugated hose at the right part of the fixedly connected position.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111593765.7A CN114393355B (en) | 2021-12-24 | 2021-12-24 | Circular seam welding equipment for metal corrugated hose |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111593765.7A CN114393355B (en) | 2021-12-24 | 2021-12-24 | Circular seam welding equipment for metal corrugated hose |
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| CN114393355A true CN114393355A (en) | 2022-04-26 |
| CN114393355B CN114393355B (en) | 2024-03-01 |
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| CN202111593765.7A Active CN114393355B (en) | 2021-12-24 | 2021-12-24 | Circular seam welding equipment for metal corrugated hose |
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| CN114669927A (en) * | 2022-05-27 | 2022-06-28 | 南通昊润石化有限公司 | Metal lining device for petroleum drill collar pulse narrow gap welding |
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| CN114393355B (en) | 2024-03-01 |
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