CN112059361A - Rotary pipe welding machine - Google Patents
Rotary pipe welding machine Download PDFInfo
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- CN112059361A CN112059361A CN202010973720.1A CN202010973720A CN112059361A CN 112059361 A CN112059361 A CN 112059361A CN 202010973720 A CN202010973720 A CN 202010973720A CN 112059361 A CN112059361 A CN 112059361A
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- 238000003466 welding Methods 0.000 title claims abstract description 169
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention belongs to the technical field of welding machines, and particularly relates to a rotary welding pipe machine which comprises two semicircular clamping rings, wherein the adjacent end parts of one sides of the two clamping rings are hinged with each other, the end parts of the other sides of the two clamping rings are respectively provided with a first clamping plate and a second clamping plate, and the first clamping plate and the second clamping plate are both provided with U-shaped grooves; a stud is hinged in the U-shaped groove of the first clamping plate through a rotating pin, a nut is connected to one end, far away from the rotating pin, of the stud in a threaded mode, and a gasket is sleeved on the stud between the nut and the rotating pin; an annular sliding groove is formed in the periphery of the clamping ring, a T-shaped block is connected in the sliding groove in a sliding mode, a welding table is arranged on one side of the T-shaped block, and a welding gun is mounted on the welding table; according to the invention, the two semicircular clamping rings are opened and then clamped into the periphery of the circular tube, so that the stud is clamped into the U-shaped groove in the first clamping plate, and then the two clamping rings are quickly locked by matching with the nut and the gasket, thereby increasing the welding efficiency and the welding precision of the welding machine on the circular tube.
Description
Technical Field
The invention belongs to the technical field of welding machines, and particularly relates to a rotary type pipe welding machine.
Background
A suspension type automatic tube plate argon arc welding machine is a special welding machine for welding a heat exchange tube of a large-scale heat exchanger and a joint of a tube plate. During welding, a welding gun of the welding machine needs to rotate around the welded heat exchange tube so as to complete welding of a 360-degree annular welding line. Moreover, during welding, the welded pipe fitting is slightly deformed at a high welding temperature, and the welding quality is affected.
The prior art also discloses some technical schemes related to a welding machine, for example, a chinese patent with application number 2011203921039 discloses a fast positioning device of a suspension type automatic argon arc welding machine for tube plates, which comprises a welding machine, a tube plate and a welded tube, wherein the welding machine comprises a main shaft of the welding machine, a machine case of the welding machine and a welding gun, the positioning device further comprises a positioning shaft head, a tube expander and a power tube, the positioning shaft head is arranged in a tube orifice of the welded tube, the tube expander is fixedly connected with the positioning shaft head and arranged in the welded tube, the power tube is sleeved in the main shaft of the welding machine and communicated with the tube expander through the machine case of the welding machine and the positioning shaft head, and a high-pressure fluid inlet communicated with the power tube is arranged. However, when a circular tube with a large diameter is welded in the prior art, the suspended welding machine is adopted to drive the welding gun to continuously rotate along the groove of the circular tube, and then the groove positions of the joint of the two circular tubes are welded.
Therefore, the invention provides a rotary type pipe welding machine.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that when a round pipe with a larger diameter is welded in the prior art, a suspended welding machine is adopted to drive a welding gun to continuously rotate along the groove of the round pipe so as to weld the groove position of the joint of the two round pipes, but the prior art needs a complex fixing device to fix a welding table on a pipeline, so that the welding efficiency is lower and the welding precision is insufficient, the rotary pipe welding machine provided by the invention has the advantages of low welding efficiency and insufficient welding precision.
The technical scheme adopted by the invention for solving the technical problems is as follows: the rotary type pipe welding machine comprises two semicircular clamping rings, wherein the adjacent end parts of one sides of the two clamping rings are mutually hinged, the end parts of the other sides of the two clamping rings are respectively provided with a first clamping plate and a second clamping plate, and the first clamping plate and the second clamping plate are respectively provided with a U-shaped groove; a stud is hinged in the U-shaped groove of the first clamping plate through a rotating pin, a nut is connected to one end, far away from the rotating pin, of the stud in a threaded mode, and a gasket is sleeved on the stud between the nut and the rotating pin; an annular sliding groove is formed in the periphery of the clamping ring, a T-shaped block is connected in the sliding groove in a sliding mode, one side of the T-shaped block is fixedly connected with a first motor, and an output shaft of the first motor is fixedly connected with a first gear; the outer gear ring is fixedly connected to the position, corresponding to the first gear, of the periphery of the clamping ring, and the first gear is meshed with the outer gear ring; a welding table is arranged on the other side of the T-shaped block, and a welding gun is arranged on the welding table; when the welding machine works, when a round pipe with a larger diameter is welded in the prior art, a suspended welding machine is adopted to drive a welding gun to continuously rotate along the groove of the round pipe, and further the groove position of the joint of the two round pipes is welded, but the prior art needs a complex fixing device to fix a welding table on a pipeline, the welding efficiency is lower, and the welding precision is insufficient; after the snap ring is fixed, drive a gear through a motor, and then make a gear and outer ring gear internal gearing back drive T-shaped piece slide in the spout, drive welder and accomplish the welding operation of pipe along the rotatory a week of groove of pipe, reduce the manual welded intensity of labour of workman, improve the welding efficiency of pipe.
Preferably, the top of the first clamping plate is provided with an arc-shaped groove, the bottom of the gasket is fixedly connected with an arc-shaped block at a position corresponding to the arc-shaped groove, and the arc-shaped block is matched with the arc-shaped groove; in the arc wall was gone into to the card through the arc piece, later the locking of cooperation nut to gasket and snap ring for the arc piece compresses tightly the arc wall, and then reduces the vibration pine of double-screw bolt and takes off, increases the fastness of fixing between snap ring and the pipe, further reduces the not hard up adverse effect to pipe welding precision of snap ring.
Preferably, a telescopic rod is fixedly connected between the welding table and the T-shaped block; one side of the welding table is rotatably connected with a guide rod through a support, and one end of the guide rod, which is far away from the support, extends into a groove of a workpiece to be welded; the welding seam intensity requirement between two pipes is higher, the welding seam sets up to the slope and arranges, with the length that increases the welding seam, and then increase the joint strength between two pipes, pass through the telescopic link that sets up between welding stand and the T-shaped piece this moment, the cooperation guide bar, make welder when rotatory along the pipe periphery, the guide bar slides along the groove direction, and then drive welder horizontal direction and remove the back and align with the groove of slope, and then carry out quick welding to the kneck of pipe, the welding efficiency of pipe welder has further been improved.
Preferably, the top of the welding table is provided with an air cylinder, and the air cylinder is hinged with a first hinged support fixedly connected to the welding table; a piston rod of the cylinder is hinged with the top of the welding gun, and the middle of the welding gun is hinged with the side surface of the welding table through a second hinged support; through the inflation volume in the control cylinder, and then the extension length of control piston rod, adjust welder's welding angle through the piston rod for welder is in suitable welding angle, increases welder to different welding environment's adaptability, reduces the hindrance that meets in the welder motion process, further improves the welding efficiency of welded tube machine.
Preferably, a group of sliding holes are uniformly distributed on the circumference of the clamping ring, ejector rods are connected in the sliding holes in a sliding mode, and an arc-shaped clamping plate is hinged to one end, close to the inner circumference of the clamping ring, of each ejector rod; one end of the ejector rod, which is far away from the clamping plate, is fixedly connected with a rack; a group of supporting seats are uniformly distributed on the periphery of the clamping ring, an annular flexible shaft penetrates through the supporting seats, and the flexible shaft is rotatably connected with the supporting seats; the periphery of the clamping ring is fixedly connected with a second motor through a support plate at a position corresponding to the flexible shaft, and an output shaft of the second motor is fixedly connected with a second gear; a third gear is fixedly connected to the position, corresponding to the second gear, on the flexible shaft, and the third gear is meshed with the second gear; a fourth gear is fixedly connected to the position, corresponding to the rack, on the flexible shaft, and the fourth gear is meshed with the rack; drive No. two gears through No. two motors, and then drive No. three gears and flexible shaft rotation, it removes to the interior pipe direction of being close to of snap ring in step to drive rack and ejector pin through flexible shaft drive No. four gears after rotatory, later the ejector pin drives the crowded tight pipe of cardboard, and then fix fast to the snap ring, the fixed efficiency of welded tube mill has been improved, synchronous gliding ejector pin can be centering fast simultaneously, increase snap ring and pipe concentricity, and then reduce the terminal distance floating error with the groove of welder, increase the welding quality of welded tube mill to the pipe.
Preferably, one side of the clamping plate, which is far away from the ejector rod, is symmetrically provided with a group of grooves, barbs are hinged in the grooves, one ends, which are far away from the grooves, of the barbs on two sides of the clamping plate are symmetrically arranged, and the barbs are inclined towards the direction close to the middle part of the clamping plate; through the groove fit barb for when the cardboard compresses tightly the pipe of treating the welding, the terminal embedding pipe periphery of barb reduces the not hard up slip between cardboard and the pipe, and then further increases the welding precision of welded tube mill to the pipe.
The invention has the following beneficial effects:
1. according to the rotary pipe welding machine, the two semicircular clamping rings are opened and then clamped into the periphery of the circular pipe, and then the clamping rings are rotated to form the complete annular hoop, so that the fixing efficiency of the welding machine is improved, and the welding efficiency and the welding precision of the welding machine on the circular pipe are improved.
2. According to the rotary pipe welding machine, the telescopic rod is arranged between the welding table and the T-shaped block and is matched with the guide rod, so that when the welding gun rotates along the periphery of the circular pipe, the guide rod slides along the direction of the groove, the welding gun is driven to move in the horizontal direction and then to be aligned with the inclined groove, the interface of the circular pipe is quickly welded, and the welding efficiency of the pipe welding machine is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is a cross-sectional view of a snap ring of the present invention;
FIG. 6 is a view taken along line C of FIG. 5;
FIG. 7 is a schematic view of the structure of the catch plate and barb of the present invention;
in the figure: snap ring 1, splint 11, splint 12, U-shaped groove 13, double-screw bolt 14, nut 15, gasket 16, spout 17, T-shaped piece 18, motor 19, gear 20, outer ring gear 21, welding bench 22, welder 23, arc groove 24, arc piece 25, telescopic link 26, guide bar 27, cylinder 28, hinged support 29, piston rod 210, hinged support 211, slide opening 3, ejector pin 31, cardboard 32, rack 33, supporting seat 34, flexible axle 35, extension board 36, motor 37, gear 38, gear 39, gear 310, recess 4, barb 41.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the rotary pipe welding machine according to the present invention includes two semicircular clamping rings 1, wherein adjacent end portions of one side of each of the two clamping rings 1 are hinged to each other, a first clamping plate 11 and a second clamping plate 12 are respectively disposed at end portions of the other side of each of the two clamping rings 1, and U-shaped grooves 13 are respectively disposed on the first clamping plate 11 and the second clamping plate 12; a stud 14 is hinged in the U-shaped groove 13 of the first clamping plate 11 through a rotating pin, a nut 15 is connected to one end, far away from the rotating pin, of the stud 14 in a threaded mode, and a gasket 16 is sleeved on the stud 14 between the nut 15 and the rotating pin; an annular sliding groove 17 is formed in the periphery of the clamping ring 1, a T-shaped block 18 is connected in the sliding groove 17 in a sliding mode, one side of the T-shaped block 18 is fixedly connected with a first motor 19, and an output shaft of the first motor 19 is fixedly connected with a first gear 20; the outer gear ring 21 is fixedly connected to the position, corresponding to the first gear 20, of the periphery of the clamping ring 1, and the first gear 20 is meshed with the outer gear ring 21; a welding table 22 is arranged on the other side of the T-shaped block 18, and a welding gun 23 is arranged on the welding table 22; when the welding machine works, when a round pipe with a larger diameter is welded in the prior art, the welding gun 23 is driven by the suspended welding machine to continuously rotate along the groove of the round pipe, and the groove position of the joint of the two round pipes is welded, but the welding table 22 is fixed on a pipeline by a complex fixing device in the prior art, so that the welding efficiency is lower, and the welding precision is insufficient, at the moment, the welding machine is clamped into the periphery of the round pipe after the two semicircular clamping rings 1 are opened, then the clamping rings 1 are rotated to form a complete annular hoop, the stud 14 is clamped into a U-shaped groove in the first clamping plate 11 by rotating the stud 14, and then the two clamping rings 1 are quickly locked by matching with the nut 15 and the gasket 16, so that the fixing efficiency of the welding machine is increased, and the welding efficiency and the welding precision of; after snap ring 1 is fixed, drive a gear 20 through a motor 19, and then make a gear 20 slide in spout 17 with outer ring gear 21 internal gearing back drive T-shaped piece 18, drive welder 23 and accomplish the welding operation of pipe along the rotatory a week of groove of pipe, reduce the manual welded intensity of labour of workman, improve the welding efficiency of pipe.
As an embodiment of the invention, an arc-shaped groove 24 is formed at the top of the first clamping plate 11, an arc-shaped block 25 is fixedly connected to the bottom of the gasket 16 at a position corresponding to the arc-shaped groove 24, and the arc-shaped block 25 is matched with the arc-shaped groove 24; go into the arc wall 24 through arc piece 25 card, later cooperate nut 15 to the locking of gasket 16 and snap ring 1 for arc piece 25 compresses tightly arc wall 24, and then reduces double-screw bolt 14's vibration pine and takes off, increases the fastness of fixing between snap ring 1 and the pipe, further reduces the not hard up adverse effect to pipe welding precision of snap ring 1.
As an embodiment of the present invention, a telescopic rod 26 is fixedly connected between the welding table 22 and the T-shaped block 18; one side of the welding table 22 is rotatably connected with a guide rod 27 through a support, and one end, far away from the support, of the guide rod 27 extends into a groove of a workpiece to be welded; when the welding seam intensity requirement between two pipes is higher, the welding seam sets up to the slope and arranges, with the length that increases the welding seam, and then increase the joint strength between two pipes, this moment through the telescopic link 26 that sets up between welding bench 22 and the T-shaped piece 18, cooperation guide bar 27, make welder 23 when rotatory along the pipe periphery, guide bar 27 slides along the groove direction, and then drive welder 23 horizontal direction and remove the back and align with the groove of slope, and then carry out fast weld to the kneck of pipe, the welding efficiency of pipe welding machine has further been improved.
As an embodiment of the invention, the top of the welding table 22 is provided with an air cylinder 28, and the air cylinder 28 is hinged with a first hinged support 29 fixedly connected to the welding table 22; a piston rod 210 of the air cylinder 28 is hinged with the top of the welding gun 23, and the middle of the welding gun 23 is hinged with the side surface of the welding table 22 through a second hinged support 211; through the inflation volume in the control cylinder 28, and then the extension length of control piston rod 210, adjust welder 23's welding angle through piston rod 210 for welder 23 is in suitable welding angle, increases welder 23 to the adaptability of different welding environment, reduces the hindrance that welder 23 met in the motion process, further improves the welding efficiency of pipe welding machine.
As an embodiment of the invention, a group of sliding holes 3 are uniformly distributed on the circumference of the clamping ring 1, a push rod 31 is connected in the sliding holes 3 in a sliding manner, and one end of the push rod 31 close to the inner circumference of the clamping ring 1 is hinged with an arc-shaped clamping plate 32; one end of the ejector rod 31, which is far away from the clamping plate 32, is fixedly connected with a rack 33; a group of supporting seats 34 are uniformly distributed on the periphery of the clamp ring 1, an annular flexible shaft 35 penetrates through the supporting seats 34, and the flexible shaft 35 is rotatably connected with the supporting seats 34; the outer periphery of the clamping ring 1 is fixedly connected with a second motor 37 through a support plate 36 at a position corresponding to the flexible shaft 35, and an output shaft of the second motor 37 is fixedly connected with a second gear 38; a third gear 39 is fixedly connected to the position, corresponding to the second gear 38, of the flexible shaft 35, and the third gear 39 is meshed with the second gear 38; a fourth gear 310 is fixedly connected to the position, corresponding to the rack 33, of the flexible shaft 35, and the fourth gear 310 is meshed with the rack 33; drive No. two gears 38 through No. two motors 37, and then drive No. three gears 39 and flexible axle 35 rotatoryly, it drives rack 33 and ejector pin 31 and moves to the interior circumference of snap ring 1 in step near the pipe direction through flexible axle 35 drive No. four gears 310 after rotatory, later ejector pin 31 drives the crowded tight pipe of cardboard 32, and then carry out quick fixed to snap ring 1, the fixed efficiency of pipe welder is improved, synchronous gliding ejector pin 31 can be centering fast simultaneously, increase snap ring 1 and pipe concentricity, and then reduce the distance floating error of welder 23 end and groove, increase the welding quality of pipe welder to the pipe.
As an embodiment of the invention, one side of the clamping plate 32, which is far away from the ejector rod 31, is symmetrically provided with a group of grooves 4, barbs 41 are hinged in the grooves 4, one ends of the barbs 41 on two sides of the clamping plate 32, which are far away from the grooves 4, are symmetrically arranged, and the barbs 41 are inclined towards the direction close to the middle part of the clamping plate 32; through recess 4 cooperation barb 41 for when cardboard 32 compresses tightly the pipe of treating the welding, barb 41 end embedding pipe periphery reduces the not hard up slip between cardboard 32 and the pipe, and then further increases the welding precision of welded tube mill to the pipe.
When the welding machine works, the two semicircular clamping rings 1 are opened and then clamped into the periphery of a circular tube, then the clamping rings 1 are rotated to form a complete annular hoop, the stud 14 is clamped into a U-shaped groove in the first clamping plate 11 by rotating the stud 14, and then the two clamping rings 1 are quickly locked by matching with the nut 15 and the gasket 16, so that the fixing efficiency of the welding machine is increased, and the welding efficiency and the welding precision of the welding machine on the circular tube are further increased; after the clamping ring 1 is fixed, the first gear 20 is driven by the first motor 19, so that the first gear 20 is meshed with the outer gear ring 21 to drive the T-shaped block 18 to slide in the sliding groove 17, the welding gun 23 is driven to rotate for a circle along the groove of the circular pipe to complete the welding operation of the circular pipe, the labor intensity of manual welding of workers is reduced, and the welding efficiency of the circular pipe is improved; the arc-shaped block 25 is clamped into the arc-shaped groove 24, and then the gasket 16 and the clamping ring 1 are locked by matching with the nut 15, so that the arc-shaped block 25 is pressed against the arc-shaped groove 24, the vibration loosening of the stud 14 is reduced, the firmness of fixation between the clamping ring 1 and the circular tube is increased, and the adverse effect of loosening of the clamping ring 1 on the welding precision of the circular tube is further reduced; when the strength requirement of the welding seam between the two circular pipes is high, the welding seam is arranged in an inclined manner to increase the length of the welding seam and further increase the connection strength between the two circular pipes, at the moment, the telescopic rod 26 arranged between the welding table 22 and the T-shaped block 18 is matched with the guide rod 27, so that when the welding gun 23 rotates along the periphery of the circular pipe, the guide rod 27 slides along the direction of the groove, the welding gun 23 is driven to move in the horizontal direction and then to be aligned with the inclined groove, the joint of the circular pipe is rapidly welded, and the welding efficiency of the pipe welding machine is further improved; the expansion length of the piston rod 210 is further controlled by controlling the air inflation amount in the air cylinder 28, and the welding angle of the welding gun 23 is adjusted by the piston rod 210, so that the welding gun 23 is in a proper welding angle, the adaptability of the welding gun 23 to different welding environments is improved, the obstruction of the welding gun 23 in the motion process is reduced, and the welding efficiency of the pipe welding machine is further improved; the second motor 37 drives the second gear 38 to further drive the third gear 39 and the flexible shaft 35 to rotate, the flexible shaft 35 drives the fourth gear 310 to rotate and then drives the rack 33 and the ejector rod 31 to synchronously move towards the inner periphery of the clamp ring 1 and close to the round pipe, the ejector rod 31 drives the clamping plate 32 to squeeze the round pipe, and then the clamp ring 1 is quickly fixed, so that the fixing efficiency of the pipe welding machine is improved, meanwhile, the ejector rod 31 which synchronously slides can be quickly centered, the concentricity of the clamp ring 1 and the round pipe is increased, the distance floating error between the tail end of the welding gun 23 and a groove is reduced, and the welding quality of the pipe welding machine on the round pipe is improved; through recess 4 cooperation barb 41 for when cardboard 32 compresses tightly the pipe of treating the welding, barb 41 end embedding pipe periphery reduces the not hard up slip between cardboard 32 and the pipe, and then further increases the welding precision of welded tube mill to the pipe.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A rotation type welded tube mill which characterized in that: the clamping device comprises two semicircular clamping rings (1), wherein adjacent end parts of one sides of the two clamping rings (1) are hinged with each other, a first clamping plate (11) and a second clamping plate (12) are respectively arranged at the end part of the other side of the two clamping rings (1), and U-shaped grooves (13) are respectively formed in the first clamping plate (11) and the second clamping plate (12); a stud (14) is hinged in a U-shaped groove (13) of the first clamping plate (11) through a rotating pin, a nut (15) is connected to one end, far away from the rotating pin, of the stud (14) in a threaded mode, and a gasket (16) is sleeved on the stud (14) between the nut (15) and the rotating pin; an annular sliding groove (17) is formed in the periphery of the clamping ring (1), a T-shaped block (18) is connected in the sliding groove (17) in a sliding mode, one side of the T-shaped block (18) is fixedly connected with a first motor (19), and an output shaft of the first motor (19) is fixedly connected with a first gear (20); the outer gear ring (21) is fixedly connected to the position, corresponding to the first gear (20), of the periphery of the clamping ring (1), and the first gear (20) is meshed with the outer gear ring (21); and a welding table (22) is arranged on the other side of the T-shaped block (18), and a welding gun (23) is arranged on the welding table (22).
2. The rotary pipe welder of claim 1, characterized in that: an arc-shaped groove (24) is formed in the top of the first clamping plate (11), an arc-shaped block (25) is fixedly connected to the bottom of the gasket (16) and the corresponding position of the arc-shaped groove (24), and the arc-shaped block (25) is matched with the arc-shaped groove (24).
3. The rotary pipe welder of claim 2, characterized in that: a telescopic rod (26) is fixedly connected between the welding table (22) and the T-shaped block (18); welding stage (22) one side is rotated through the support and is connected with guide bar (27), and guide bar (27) keep away from the one end of support and extend to in waiting to weld the notch of piece.
4. A rotary pipe welder according to claim 3, characterized in that: the top of the welding table (22) is provided with an air cylinder (28), and the air cylinder (28) is hinged with a first hinged support (29) fixedly connected to the welding table (22); a piston rod (210) of the air cylinder (28) is hinged with the top of the welding gun (23), and the middle of the welding gun (23) is hinged with the side face of the welding table (22) through a second hinged support (211).
5. The rotary pipe welder of claim 4, characterized in that: a group of sliding holes (3) are uniformly distributed on the circumference of the clamping ring (1), ejector rods (31) are connected in the sliding holes (3) in a sliding mode, and arc-shaped clamping plates (32) are hinged to one ends, close to the inner circumference of the clamping ring (1), of the ejector rods (31); one end of the ejector rod (31) far away from the clamping plate (32) is fixedly connected with a rack (33); a group of supporting seats (34) are uniformly distributed on the periphery of the clamping ring (1), an annular flexible shaft (35) penetrates through the supporting seats (34), and the flexible shaft (35) is rotatably connected with the supporting seats (34); the outer periphery of the clamping ring (1) is fixedly connected with a second motor (37) through a support plate (36) at a position corresponding to the flexible shaft (35), and an output shaft of the second motor (37) is fixedly connected with a second gear (38); a third gear (39) is fixedly connected to the position, corresponding to the second gear (38), of the flexible shaft (35), and the third gear (39) is meshed with the second gear (38); the flexible shaft (35) is fixedly connected with a fourth gear (310) at a position corresponding to the rack (33), and the fourth gear (310) is meshed with the rack (33).
6. The rotary pipe welder of claim 5, characterized in that: cardboard (32) keep away from one side symmetry of ejector pin (31) and seted up a set of recess (4), articulated in recess (4) have barb (41), and the one end symmetrical arrangement of recess (4) is kept away from in barb (41) of cardboard (32) both sides, and barb (41) are to the direction slope that is close to cardboard (32) middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010973720.1A CN112059361A (en) | 2020-09-16 | 2020-09-16 | Rotary pipe welding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010973720.1A CN112059361A (en) | 2020-09-16 | 2020-09-16 | Rotary pipe welding machine |
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| CN112059361A true CN112059361A (en) | 2020-12-11 |
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| CN202010973720.1A Pending CN112059361A (en) | 2020-09-16 | 2020-09-16 | Rotary pipe welding machine |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN114799645A (en) * | 2022-05-25 | 2022-07-29 | 河北畅盛科技工程有限公司 | Embedded part welding equipment with deformation correcting mechanism |
| CN114856278A (en) * | 2022-04-28 | 2022-08-05 | 中交一公局集团有限公司 | Assembly method of automatic welding assembly type steel structure with built-in pipeline |
| CN114856279A (en) * | 2022-04-28 | 2022-08-05 | 中交一公局集团有限公司 | Built-in antidetonation is fallen and is fallen automatic weld assembled steel construction |
| CN114856280A (en) * | 2022-04-28 | 2022-08-05 | 中交一公局集团有限公司 | Automatic welding assembly type steel structure with built-in pipeline |
| CN116408580A (en) * | 2023-04-18 | 2023-07-11 | 武汉高能激光设备制造有限公司 | Open type pipeline all-position welding device |
| CN117001249A (en) * | 2023-09-06 | 2023-11-07 | 无锡新扬真空机械有限公司 | Vacuum tube welding fixture and welding method thereof |
| CN117798774A (en) * | 2024-02-01 | 2024-04-02 | 青岛宏达锻压机械有限公司 | A surface grinding device for flywheel machining of screw press |
| CN118513750A (en) * | 2024-07-25 | 2024-08-20 | 昌大建筑科技有限公司 | Welding device for steel structural parts |
| CN118559310A (en) * | 2024-07-10 | 2024-08-30 | 华东交通大学 | A modular assembly component of steel tube concrete |
| CN118768734A (en) * | 2024-09-13 | 2024-10-15 | 盱眙县水利设计室 | A welding device for water conservancy engineering pipeline |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114273812A (en) * | 2022-02-14 | 2022-04-05 | 南通同欧智能装备科技有限公司 | Pipe fitting welding device |
| CN114856278B (en) * | 2022-04-28 | 2024-08-27 | 中交一公局集团有限公司 | Assembly method of automatic welding assembled steel structure with internal pipelines |
| CN114856280B (en) * | 2022-04-28 | 2024-08-27 | 中交一公局集团有限公司 | An automatic welded assembled steel structure with internal pipelines |
| CN114856279A (en) * | 2022-04-28 | 2022-08-05 | 中交一公局集团有限公司 | Built-in antidetonation is fallen and is fallen automatic weld assembled steel construction |
| CN114856280A (en) * | 2022-04-28 | 2022-08-05 | 中交一公局集团有限公司 | Automatic welding assembly type steel structure with built-in pipeline |
| CN114856279B (en) * | 2022-04-28 | 2024-08-27 | 中交一公局集团有限公司 | A built-in anti-seismic and noise-reducing automatic welded assembled steel structure |
| CN114856278A (en) * | 2022-04-28 | 2022-08-05 | 中交一公局集团有限公司 | Assembly method of automatic welding assembly type steel structure with built-in pipeline |
| CN114799645B (en) * | 2022-05-25 | 2023-09-01 | 河北畅盛科技工程有限公司 | Built-in fitting welding equipment with deformation correction mechanism |
| CN114799645A (en) * | 2022-05-25 | 2022-07-29 | 河北畅盛科技工程有限公司 | Embedded part welding equipment with deformation correcting mechanism |
| CN116408580A (en) * | 2023-04-18 | 2023-07-11 | 武汉高能激光设备制造有限公司 | Open type pipeline all-position welding device |
| CN116408580B (en) * | 2023-04-18 | 2023-09-19 | 武汉高能激光设备制造有限公司 | Open type pipeline all-position welding device |
| CN117001249A (en) * | 2023-09-06 | 2023-11-07 | 无锡新扬真空机械有限公司 | Vacuum tube welding fixture and welding method thereof |
| CN117798774A (en) * | 2024-02-01 | 2024-04-02 | 青岛宏达锻压机械有限公司 | A surface grinding device for flywheel machining of screw press |
| CN118559310A (en) * | 2024-07-10 | 2024-08-30 | 华东交通大学 | A modular assembly component of steel tube concrete |
| CN118559310B (en) * | 2024-07-10 | 2025-04-18 | 华东交通大学 | A modular assembly component of steel tube concrete |
| CN118513750A (en) * | 2024-07-25 | 2024-08-20 | 昌大建筑科技有限公司 | Welding device for steel structural parts |
| CN118768734A (en) * | 2024-09-13 | 2024-10-15 | 盱眙县水利设计室 | A welding device for water conservancy engineering pipeline |
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Application publication date: 20201211 |