CN110961919A - Positioning welding device and welding method for steel pipe for industrial machinery - Google Patents
Positioning welding device and welding method for steel pipe for industrial machinery Download PDFInfo
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- CN110961919A CN110961919A CN201911350463.XA CN201911350463A CN110961919A CN 110961919 A CN110961919 A CN 110961919A CN 201911350463 A CN201911350463 A CN 201911350463A CN 110961919 A CN110961919 A CN 110961919A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
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- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a steel pipe positioning welding device for industrial machinery, which belongs to the technical field of industrial machinery and comprises a fixed shell, wherein the bottom of an inner cavity of the fixed shell is provided with a fixed support, the opposite end surfaces of the fixed support are connected with a welding box, the inner walls of the left side and the right side of the welding box are respectively provided with a motor, the output end of the motor is connected with a rotating shaft, the other end of the rotating shaft is connected with a driving gear, the inner cavity of the welding box is movably connected with two groups of fastening devices, one ends of the two groups of fastening devices, which are close to the inner walls of the left side and the right side of the welding box, are connected with driven gears, the top of the inner cavity of the fixed shell is provided with a hydraulic telescopic rod, the output end of the hydraulic telescopic rod is connected with a welding gun, the top of the inner cavity of the fixed, will polish and weld and accomplish work in a device, simplify the operating procedure, improve work efficiency.
Description
Technical Field
The invention relates to the technical field of industrial machinery, in particular to a steel tube positioning welding device and a welding method for industrial machinery.
Background
The steel pipe is a tool commonly used in the existing industrial machinery, can be used for conveying fluid and powdery solid, exchanging heat energy, manufacturing mechanical parts and containers, and can also be used as a building material, is an economical steel, is light in weight in use, can save steel, simplifies construction, can reduce the area of a coating layer, and saves investment and maintenance cost. The steel pipe generally all need carry out butt welding before using and be in the same place, but current steel pipe welding set positioning accuracy is not high, and the steel pipe is unstable on the device when the welding, takes place to rock easily, and the steel pipe welding butt joint department unevenness that makes, the butt joint department of steel pipe is not hard up easily, need polish after current steel pipe welding accomplishes in addition, and it needs other devices to go on to polish, complex operation, reduction work efficiency. Therefore, the positioning welding device and the welding method for the steel tube for the industrial machinery are provided.
Disclosure of Invention
The invention aims to provide a positioning welding device and a welding method for a steel pipe for an industrial machine, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a steel tube fixed-position welding device for industrial machinery comprises a fixed shell, wherein a fixed support is arranged at the bottom of an inner cavity of the fixed shell, a welding box is connected with opposite end faces of the fixed support, motors are arranged on the inner walls of the left side and the right side of the welding box, the output end of each motor is connected with a rotating shaft, the other end of each rotating shaft is connected with a driving gear, the inner cavity of the welding box is movably connected with two groups of fastening devices, one ends of the fastening devices, close to the inner walls of the left side and the right side of the welding box, are connected with driven gears, are meshed with the driven gears and are arranged at the tops of the driving gears, a hydraulic telescopic rod is arranged at the top of the inner cavity of the fixed shell, the output end of the hydraulic telescopic rod is connected with a welding gun, a protective shell is arranged at the top of, the utility model discloses a grinding machine, including hydraulic telescoping rod, grinding motor, spacing transmission gear, servo motor, roller bearing, transmission gear, fixed casing, hydraulic telescoping rod's output right side outer wall sets up the connecting rod, and the right-hand member of connecting rod connects the movable block, grinding motor is connected to the bottom of movable block, grinding motor's output is connected to grinding motor's rotation axis, the mill is connected to the bottom of rotation axis, the equal activity in inner chamber bottom left and right sides of fixed casing sets up electric telescopic handle, spacing transmission gear is connected at electric telescopic handle's top, spacing transmission gear's top swing joint drive gear, the rear end inner wall left and right sides of fixed casing all sets up servo motor, and servo motor's output connects the roller bearing, drive gear is connected to the front end of roller bearing, the.
Preferably, spacing transmission is including setting up the barrel at electric telescopic handle top, the inner chamber bottom of barrel sets up the backing plate, the top of backing plate evenly sets up the roller, the top left and right sides of barrel all sets up the pull rod, the bottom of pull rod extends to the inner chamber of barrel and connects the fixed block, the top left and right sides of barrel all sets up the spring, and the pull rod is connected at the top of spring.
Preferably, the fastening device is including setting up the fastening outer loop at the welding box inner chamber, the inner wall of fastening outer loop evenly sets up four group's bracing pieces, the fastening inner ring is connected to the other end of bracing piece, and fastens the inner ring front end and set up driven gear, the even activity of fastening inner ring inner wall sets up four group's spacing layer boards, the movable rod is connected to the one end that spacing layer board is close to fastening inner ring inner wall, the other end of movable rod extends to in the intermediate layer of fastening inner ring and fastening outer loop, the paneling is connected to the other end of movable rod, the one end that the paneling is close to the fastening outer loop is connected expanding spring, and the other end connection fastening.
Preferably, the outer wall of the transmission gear is uniformly provided with conical teeth, the top of the limiting transmission device is provided with a groove, and the bottom of the groove is uniformly provided with a tooth socket matched with the conical teeth.
Preferably, the left side and the right side of the bottom of the inner cavity of the fixed shell are both provided with sliding grooves, and the bottom of the electric telescopic rod is provided with sliding blocks matched with the sliding grooves.
Preferably, the inner wall of the welding box is provided with an annular groove, and the outer walls of the upper side and the lower side of the fastening device are provided with sliding rods matched with the annular groove.
Preferably, the tops of the two groups of pull rods are both provided with limiting sleeve rings, the top of the barrel is movably provided with a rocker, and the swinging end of the rocker is movably inserted in the limiting sleeve rings.
A welding method of a positioning welding device for steel tubes for industrial machinery comprises the following steps:
s1: whether the inspection device can normally operate or not is judged, the motor, the servo motor and the polishing motor are connected with a power supply through control switches to work, whether the operation motor can drive the fastening device to rotate or not is judged, the operation servo motor drives the rolling shaft to rotate, the inspection can drive the limiting transmission device to move back and forth, the operation polishing motor can drive the grinding disc to rotate, whether the operation electric telescopic rod can drive the limiting transmission device to move up and down is judged, and whether the operation hydraulic telescopic rod can drive the welding gun and the movable block to move down is judged;
s2: the electric telescopic rod is operated to be fixed with the limiting transmission device, the limiting transmission device is pushed to ascend, the motion position is limited through the baffle plate, the pull rod is firstly pulled upwards, the fixing block is pulled to ascend through the pull rod, then the steel pipe is inserted into the inner cavity of the limiting transmission device, the pull rod is loosened after the steel pipe is inserted into the limiting transmission device, the fixing block moves downwards through the spring, so that the steel pipe is fixed in the limiting transmission device, the servo motor is operated to drive the rolling shaft to rotate, the rolling shaft drives the transmission gear to rotate, the transmission gear pushes the limiting transmission device to move, so that the steel pipe penetrates through the fastening device to be butted, and the butting precision of;
s3: the steel pipe is inserted into the fastening device, the limiting support plate is pushed to move outwards when the steel pipe is inserted, the limiting support plate pushes the movable rod to move on the fastening inner ring, the movable rod provides reverse force for the limiting support plate through the telescopic spring and the paneling, so that the butted steel pipe is fixed in the fastening device, after the steel pipe is fixed, the pull rod is pulled upwards to separate the fixed block from the steel pipe, the pull rod is fixed through the rocker and the limiting lantern ring, the hydraulic telescopic rod is operated to push the welding gun to move downwards to weld the butted part of the steel pipe, the driving motor is operated to drive the driving gear to rotate through the rotating shaft, and the driving gear and the driven gear are matched to move to drive the fastening device to;
s4: after the steel pipe welding is finished, the steel pipe welding position is rotated upwards in a protruding position, the steel pipe is fixed in the limiting transmission device again, the operating servo motor drives the transmission gear to rotate through the rolling shaft, the limiting transmission device drives the steel pipe to move rightwards, the steel pipe welding position is located at the bottom of the grinding disc, the operating grinding motor drives the grinding disc to rotate through the rotating shaft, and the welding position of the steel pipe is ground through the grinding disc.
Compared with the prior art, the invention has the beneficial effects that:
1. the steel pipe welding machine is provided with the fastening device and the limiting transmission device, two groups of steel pipes to be welded can be transmitted on the same axis through the limiting transmission device, the steel pipes are fixed through the fastening device after being butted, and the motor can drive the fastening device to rotate, so that the steel pipes can be welded in a rotating mode, the welding precision of the steel pipes is guaranteed, the steel pipes are more stable during welding, the butted positions are more smooth during welding of the steel pipes, and the steel pipes are welded together more firmly;
2. the welding gun and the grinding disc are driven to ascend and descend simultaneously through the hydraulic telescopic rod, the steel pipe after welding can be directly moved to the bottom of the grinding disc, positions of unevenness of a welded part of the steel pipe can be polished through the grinding disc, the polishing and welding are completed in one device, operation steps are simplified, and working efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the limiting transmission device according to the present invention;
FIG. 3 is a schematic view of the fastening device of the present invention;
fig. 4 is a schematic view of a connection structure of the protective case of the present invention.
In the figure: the welding machine comprises a fixed shell 1, a fixed bracket 2, a welding box 3, a motor 4, a rotating shaft 5, a driving gear 6, a fastening device 7, a fastening outer ring 71, a fastening inner ring 72, a movable rod 73, a panel 74, a telescopic spring 75, a limit supporting plate 76, a supporting rod 77, a driven gear 8, a sliding rod 9, an annular groove 10, a hydraulic telescopic rod 11, a welding gun 12, a connecting rod 13, a protective shell 14, a movable block 15, a grinding motor 16, a rotating shaft 17, a grinding disc 18, a limit transmission device 19, a cylinder 191, a backing plate 192, a roller 193, a pull rod 194, a fixed block 195, a spring 196, a roller 20, a transmission gear 21, an electric telescopic rod 22, a steel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a steel tube fixed-position welding device for industrial machinery comprises a fixed shell 1, wherein a fixed support 2 is arranged at the bottom of an inner cavity of the fixed shell 1, opposite end faces of the fixed support 2 are connected with a welding box 3, inner walls of the left side and the right side of the welding box 3 are respectively provided with a motor 4, an output end of the motor 4 is connected with a rotating shaft 5, the other end of the rotating shaft 5 is connected with a driving gear 6, the inner cavity of the welding box 3 is movably connected with two groups of fastening devices 7, one ends of the two groups of fastening devices 7, which are close to the inner walls of the left side and the right side of the welding box 3, are respectively connected with a driven gear 8, the driven gear 8 is meshed with the top of the driving gear 6, the top of the inner cavity of the fixed shell 1 is provided with a hydraulic telescopic rod 11, the output end of the hydraulic telescopic rod 11 is connected with a welding gun 12, outer wall on the right side of the output end of hydraulic telescoping rod 11 sets up connecting rod 13, and movable block 15 is connected to the right-hand member of connecting rod 13, grinding motor 16 is connected to the bottom of movable block 15, rotation axis 17 is connected to grinding motor 16's output, mill 18 is connected to rotation axis 17's bottom, the equal activity in inner chamber bottom left and right sides of fixed casing 1 sets up electric telescopic handle 22, spacing transmission 19 is connected at electric telescopic handle 22's top, spacing transmission 19's top swing joint drive gear 21, the rear end inner wall left and right sides of fixed casing 1 all sets up servo motor, and servo motor's output connects roller bearing 20, drive gear 21 is connected to roller bearing 20's front end, the left and right sides inner wall of fixed casing 1 all sets up baffle 24, and baffle 24 sets up the top at spacing transmission 19, steel pipe 23 is all peg.
The limiting transmission device 19 comprises a cylinder body 191 arranged at the top of the electric telescopic rod 22, a backing plate 192 is arranged at the bottom of an inner cavity of the cylinder body 191, rollers 193 are uniformly arranged at the top of the backing plate 192, pull rods 194 are arranged on the left side and the right side of the top of the cylinder body 191, the bottom of each pull rod 194 extends to the inner cavity of the cylinder body 191 and is connected with a fixing block 195, springs 196 are arranged on the left side and the right side of the top of the cylinder body 1, the tops of the springs 196 are connected with the pull rods 194, the steel pipes 23 can be driven to transmit through the rollers 193 in the limiting transmission device 19, the fixing blocks 195 are driven to move through the pull rods 194, the fixing blocks 195 can fix the steel pipes;
the fastening device 7 comprises a fastening outer ring 71 arranged in the inner cavity of the welding box 3, four groups of supporting rods 77 are uniformly arranged on the inner wall of the fastening outer ring 71, the other ends of the supporting rods 77 are connected with a fastening inner ring 72, the front end of the fastening inner ring 72 is provided with a driven gear 8, the inner wall of the fastening inner ring 72 is uniformly and movably provided with four groups of limit supporting plates 76, one end of each limit supporting plate 76 close to the inner wall of the fastening inner ring 72 is connected with a movable rod 73, the other end of each movable rod 73 extends into an interlayer between the fastening inner ring 72 and the fastening outer ring 71, the other end of the movable rod 73 is connected with a panel 74, one end of the panel 74 close to the fastening outer ring 71 is connected with a telescopic spring 75, and the other end of the telescopic spring 75 is connected with the fastening outer ring 71, the steel pipe 23 can be fixed during welding through the fastening device 7, the steel pipe 23 can be automatically unfolded during splicing through the limiting support plate 76 and the movable rod 73, and the steel pipe 23 can be fixed on the limiting support plate 76 through the telescopic spring 75;
conical teeth are uniformly arranged on the outer wall of the transmission gear 21, a groove is formed in the top of the limiting transmission device 19, tooth grooves matched with the conical teeth are uniformly formed in the bottom of the groove, and the transmission gear 21 can drive the limiting transmission device 19 to move left and right through the matched movement of the conical teeth in the tooth grooves;
the left side and the right side of the bottom of the inner cavity of the fixed shell 1 are both provided with sliding grooves, the bottom of the electric telescopic rod 12 is provided with a sliding block matched with the sliding grooves, and the electric telescopic rod 12 can conveniently slide above the fixed shell 1 by the sliding block sliding in the sliding grooves;
the inner wall of the welding box 3 is provided with an annular groove 10, the outer walls of the upper side and the lower side of the fastening device 7 are respectively provided with a sliding rod 9 matched with the annular groove, the sliding rods 9 rotate and slide in the annular groove 10, and the fastening device 7 can rotate and move in the welding box 3 while being fixed in the welding box 3;
the tops of the two groups of pull rods 194 are provided with limiting lantern rings, the top of the cylinder body 191 is provided with a movable rocker, the swinging end of the rocker is movably inserted in the limiting lantern ring, the rocker and the limiting lantern ring are arranged, the limiting lantern ring is pulled up and then can be fixed through the rocker, and the fixing block 195 is separated from the steel pipe 23.
A welding method of a positioning welding device for steel tubes for industrial machinery comprises the following steps:
s1: whether the device can normally operate is checked, the motor 4, the servo motor and the polishing motor 16 are connected with a power supply through control switches to work, the operating motor 4 checks whether the fastening device 7 can be driven to rotate or not, the operating servo motor drives the roller 20 to rotate, the checking can drive the limiting transmission device 19 to move back and forth, the operating polishing motor 16 checks whether the grinding disc 18 can be driven to rotate, the operating electric telescopic rod 22 checks whether the limiting transmission device 19 can be driven to move up and down, and the operating hydraulic telescopic rod 11 checks whether the welding gun 12 and the movable block 15 can be driven to move downwards;
s2: the electric telescopic rod 22 is operated to be fixed with the limiting transmission device 19, the limiting transmission device 19 is pushed to ascend, the movement position is limited through the baffle 24, the pull rod 194 is pulled upwards firstly, the fixing block 195 is pulled to ascend through the pull rod 194, then the steel pipe 23 is inserted into the inner cavity of the limiting transmission device 19, after the steel pipe 23 is inserted into the limiting transmission device 19, the pull rod 194 is loosened, the fixing block 195 moves downwards through the spring 196, the steel pipe 23 is fixed in the limiting transmission device 19, the roller 20 is driven to rotate by the servo motor, the roller 20 drives the transmission gear 21 to rotate, the transmission gear 21 pushes the limiting transmission device 19 to move, the steel pipe 23 penetrates through the fastening device 7 to be butted, and the butting precision of the steel pipe 23 can be limited through the fastening device;
s3: the steel pipe 23 is inserted into the fastening device 7, the limiting support plate 76 is pushed to move outwards when the steel pipe 23 is inserted, the limiting support plate 76 pushes the movable rod 73 to move on the fastening inner ring 72, the movable rod 73 and the panel 74 provide reverse force to the limiting support plate 76 through the telescopic spring 75, so that the butted steel pipe 23 is fixed in the fastening device 7, after the steel pipe 23 is fixed, the pull rod 194 is pulled upwards to enable the fixed block 195 to be separated from the steel pipe 23, the pull rod 194 is fixed through the rocker and the limiting sleeve ring, the hydraulic telescopic rod 11 is operated to push the welding gun 12 to move downwards to weld the butted part of the steel pipe 23, the driving motor 4 is operated to drive the driving gear 6 to rotate through the rotating shaft 5, the driving gear 6 and the driven gear 8 move in a matched mode to drive the;
s4: after the steel pipe 23 is welded, the position of the weld of the steel pipe 23 with the bulge is rotated upwards, the steel pipe 23 is fixed in the limiting transmission device 19 again, the servo motor is operated to drive the transmission gear 21 to rotate through the roller 20, the limiting transmission device 19 drives the steel pipe 23 to move rightwards, the weld of the steel pipe 23 is located at the bottom of the grinding disc 18, the grinding motor 16 is operated to drive the grinding disc 18 to rotate through the rotating shaft 17, and the weld of the steel pipe 23 is ground through the grinding disc 18.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a steel pipe fixed-position welding device for industrial machinery, includes fixed casing (1), its characterized in that: the welding device is characterized in that a fixing support (2) is arranged at the bottom of an inner cavity of the fixing shell (1), opposite end faces of the fixing support (2) are connected with a welding box (3), inner walls of the left side and the right side of the welding box (3) are respectively provided with a motor (4), an output end of each motor (4) is connected with a rotating shaft (5), the other end of each rotating shaft (5) is connected with a driving gear (6), the inner cavity of the welding box (3) is movably connected with two groups of fastening devices (7), one ends of the two groups of fastening devices (7), which are close to the inner walls of the left side and the right side of the welding box (3), are connected with driven gears (8), the driven gears (8) are meshed with the top of the driving gears (6), a hydraulic telescopic rod (11) is arranged at the top of the inner cavity of the fixing shell (1), an output end of the hydraulic telescopic rod, the front end activity of protective housing (14) sets up movable block (15), and the front end of protective housing (14) sets up the open slot that matches with movable block (15), the output right side outer wall of hydraulic telescoping rod (11) sets up connecting rod (13), and the right-hand member of connecting rod (13) connects movable block (15), grinding motor (16) is connected to the bottom of movable block (15), rotation axis (17) is connected to the output of grinding motor (16), mill (18) is connected to the bottom of rotation axis (17), electric telescopic handle (22) is all set up in the activity of the inner chamber bottom left and right sides of fixed casing (1), spacing transmission (19) is connected at the top of electric telescopic handle (22), the top swing joint drive gear (21) of spacing transmission (19), the rear end inner wall left and right sides of fixed casing (1) all sets up servo motor, and the output end of the servo motor is connected with a roller (20), the front end of the roller (20) is connected with a transmission gear (21), the inner walls of the left side and the right side of the fixed shell (1) are respectively provided with a baffle (24), the baffles (24) are arranged at the top end of a limiting transmission device (19), and the left side and the right side of the fixed shell (1) are respectively provided with a steel pipe (23) in an inserted mode.
2. The steel tube tack welding apparatus for industrial machinery according to claim 1, characterized in that: spacing transmission (19) are including setting up barrel (191) at electric telescopic handle (22) top, the inner chamber bottom of barrel (191) sets up backing plate (192), the top of backing plate (192) evenly sets up roller (193), both sides all set up pull rod (194) about the top of barrel (191), the bottom of pull rod (194) extends to the inner chamber of barrel (191) and connects fixed block (195), the top left and right sides of barrel (1) all sets up spring (196), and pull rod (194) are connected at the top of spring (196).
3. The steel tube tack welding apparatus for industrial machinery according to claim 1, characterized in that: the fastening device (7) comprises a fastening outer ring (71) arranged in the inner cavity of the welding box (3), four groups of support rods (77) are uniformly arranged on the inner wall of the fastening outer ring (71), the other ends of the support rods (77) are connected with the fastening inner ring (72), the front end of the fastening inner ring (72) is provided with a driven gear (8), the inner wall of the fastening inner ring (72) is uniformly and movably provided with four groups of limit supporting plates (76), one end of the limit supporting plate (76) close to the inner wall of the fastening inner ring (72) is connected with a movable rod (73), the other end of the movable rod (73) extends into an interlayer of the fastening inner ring (72) and the fastening outer ring (71), the other end of the movable rod (73) is connected with a panel (74), one end of the panel (74) close to the fastening outer ring (71) is connected with a telescopic spring (75), and the other end of the telescopic spring (75) is connected with the fastening outer ring (71).
4. The steel tube tack welding apparatus for industrial machinery according to claim 1, characterized in that: the outer wall of the transmission gear (21) is uniformly provided with conical teeth, the top of the limiting transmission device (19) is provided with a groove, and the bottom of the groove is uniformly provided with a tooth socket matched with the conical teeth.
5. The steel tube tack welding apparatus for industrial machinery according to claim 1, characterized in that: the left side and the right side of the bottom of the inner cavity of the fixed shell (1) are both provided with sliding grooves, and the bottom of the electric telescopic rod (12) is provided with sliding blocks matched with the sliding grooves.
6. The steel tube tack welding apparatus for industrial machinery according to claim 1, characterized in that: the inner wall of the welding box (3) is provided with an annular groove (10), and the outer walls of the upper side and the lower side of the fastening device (7) are provided with sliding rods (9) matched with the annular groove.
7. The steel tube tack welding apparatus for industrial machinery according to claim 2, characterized in that: the tops of the two groups of pull rods (194) are both provided with limiting lantern rings, the top of the cylinder body (191) is movably provided with a rocker, and the swinging end of the rocker is movably inserted in the limiting lantern rings.
8. A welding method of a steel tube positioning welding device for industrial machinery is characterized in that:
s1: whether the inspection device can normally operate or not is judged, the motor (4), the servo motor and the polishing motor (16) are connected with a power supply through control switches to work, whether the fastening device (7) can be driven to rotate or not is judged by the operation motor (4), the roller (20) is driven to rotate by the operation servo motor, the limiting transmission device (19) can be driven to move back and forth by the judgment, the grinding disc (18) can be driven to rotate by the operation polishing motor (16), whether the limiting transmission device (19) can be driven to move up and down is judged by the operation electric telescopic rod (22), and whether the welding gun (12) and the movable block (15) can be driven to move down is judged by the operation hydraulic telescopic rod (11);
s2: the electric telescopic rod (22) is operated to be fixed with the limiting transmission device (19), the limiting transmission device (19) is pushed to rise to limit the movement position through the baffle plate (24), the pull rod (194) is firstly pulled upwards, the fixing block (195) is pulled to rise through the pull rod (194), then the steel pipe (23) is inserted into the inner cavity of the limit transmission device (19), after the steel pipe (23) is inserted into the limit transmission device (19), the pull rod (194) is released, the fixed block (195) moves downwards through the spring (196), thereby fixing the steel pipe (23) in the limit transmission device (19), operating the servo motor to drive the rolling shaft (20) to rotate, driving the transmission gear (21) to rotate by the rolling shaft (20), driving the transmission gear (21) to drive the limit transmission device (19) to move, and enabling the steel pipe (23) to pass through the fastening device (7) to be butted, the accuracy of the butt joint of the steel pipes (23) can be limited by the fastening device (7) during butt joint;
s3: the steel pipe (23) is inserted into the fastening device (7), the limiting support plate (76) is pushed to move outwards when the steel pipe (23) is inserted, the limiting support plate (76) pushes the movable rod (73) to move on the fastening inner ring (72), the movable rod (73) and the paneling (74) provide reverse force for the limiting support plate (76) through the telescopic spring (75), so that the butted steel pipe (23) is fixed in the fastening device (7), after the steel pipe (23) is fixed, the pull rod (194) is pulled upwards to separate the fixed block (195) from the steel pipe (23), the pull rod (194) is fixed through the rocker and the limiting lantern ring, the hydraulic telescopic rod (11) is operated to push the welding gun (12) to move downwards to weld the butt joint of the steel pipe (23), the operating motor (4) drives the driving gear (6) to rotate through the rotating shaft (5), the driving gear (6) and the driven gear (8) are matched to move to drive the fastening device (7) to rotate, thereby driving the steel pipe (23) to rotate and weld;
s4: after the steel pipes (23) are welded, the positions where the steel pipes (23) are welded are enabled to rotate upwards, the steel pipes (23) are fixed in the limiting transmission device (19) again, the servo motor is operated to drive the transmission gear (21) to rotate through the roller (20), the limiting transmission device (19) drives the steel pipes (23) to move rightwards, the welded positions of the steel pipes (23) are located at the bottom of the grinding disc (18), the grinding motor (16) is operated to drive the grinding disc (18) to rotate through the rotating shaft (17), and the welded positions of the steel pipes (23) are ground through the grinding disc (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911350463.XA CN110961919A (en) | 2019-12-24 | 2019-12-24 | Positioning welding device and welding method for steel pipe for industrial machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911350463.XA CN110961919A (en) | 2019-12-24 | 2019-12-24 | Positioning welding device and welding method for steel pipe for industrial machinery |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558641A (en) * | 2020-05-08 | 2020-08-21 | 湖北坚丰科技股份有限公司 | External spline shaft cold extrusion precise forming device and forming method |
| CN112122869A (en) * | 2020-09-08 | 2020-12-25 | 新乡专知技术服务有限公司 | Automatic steel pipe welding robot |
| CN112355828A (en) * | 2020-11-01 | 2021-02-12 | 新乡专知技术服务有限公司 | Polishing equipment for long and thin metal pipe |
| CN112505284A (en) * | 2020-11-23 | 2021-03-16 | 重庆公共运输职业学院 | Quick detection device of job site large-scale bridge bracket damage |
| CN115502599A (en) * | 2022-10-16 | 2022-12-23 | 林渊杰 | Automatic processing equipment with integrated material guiding and automatic discharging functions for welding pipe parts |
| CN116160143A (en) * | 2022-12-19 | 2023-05-26 | 中国化学工程第六建设有限公司 | Welding process for large-caliber hastelloy steel pipeline |
| CN117161620A (en) * | 2023-10-10 | 2023-12-05 | 常州市金坛区望胜合金铸钢有限公司 | Metal casting surface processing device with welding slag cleaning function |
| CN117415555A (en) * | 2023-12-07 | 2024-01-19 | 河北亚华胶辊集团有限公司 | Adjustable welding set of industry steel structure preparation |
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2019
- 2019-12-24 CN CN201911350463.XA patent/CN110961919A/en not_active Withdrawn
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558641A (en) * | 2020-05-08 | 2020-08-21 | 湖北坚丰科技股份有限公司 | External spline shaft cold extrusion precise forming device and forming method |
| CN111558641B (en) * | 2020-05-08 | 2022-03-25 | 湖北坚丰科技股份有限公司 | External spline shaft cold extrusion precise forming device and forming method |
| CN112122869A (en) * | 2020-09-08 | 2020-12-25 | 新乡专知技术服务有限公司 | Automatic steel pipe welding robot |
| CN112355828A (en) * | 2020-11-01 | 2021-02-12 | 新乡专知技术服务有限公司 | Polishing equipment for long and thin metal pipe |
| CN112505284A (en) * | 2020-11-23 | 2021-03-16 | 重庆公共运输职业学院 | Quick detection device of job site large-scale bridge bracket damage |
| CN112505284B (en) * | 2020-11-23 | 2022-08-05 | 重庆公共运输职业学院 | Quick detection device of job site large-scale bridge bracket damage |
| CN115502599A (en) * | 2022-10-16 | 2022-12-23 | 林渊杰 | Automatic processing equipment with integrated material guiding and automatic discharging functions for welding pipe parts |
| CN116160143A (en) * | 2022-12-19 | 2023-05-26 | 中国化学工程第六建设有限公司 | Welding process for large-caliber hastelloy steel pipeline |
| CN117161620A (en) * | 2023-10-10 | 2023-12-05 | 常州市金坛区望胜合金铸钢有限公司 | Metal casting surface processing device with welding slag cleaning function |
| CN117415555A (en) * | 2023-12-07 | 2024-01-19 | 河北亚华胶辊集团有限公司 | Adjustable welding set of industry steel structure preparation |
| CN117415555B (en) * | 2023-12-07 | 2024-05-07 | 河北亚华胶辊集团有限公司 | Adjustable welding set of industry steel structure preparation |
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Application publication date: 20200407 |