CN119635108B - Steel pipe welding device - Google Patents
Steel pipe welding deviceInfo
- Publication number
- CN119635108B CN119635108B CN202510027840.5A CN202510027840A CN119635108B CN 119635108 B CN119635108 B CN 119635108B CN 202510027840 A CN202510027840 A CN 202510027840A CN 119635108 B CN119635108 B CN 119635108B
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- positioning
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- auxiliary
- seat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a steel pipe welding device, which belongs to the technical field of argon arc welding and comprises a base, wherein a bottom plate is fixedly arranged on the base, fixing components are symmetrically arranged on the base, a supporting component and an auxiliary component are also arranged on the base, and the supporting component can cover a notch on the bottom plate, so that the upper surface of the supporting plate and the upper surface of the bottom plate and the ground are on the same plane, the transfer of pipe fittings can be facilitated, the working efficiency is improved, the fixing components can flexibly adjust the fixing positions of the pipe fittings under the cooperation of a positioning unit, different welding requirements are met, the positions of a strip-shaped rotating plate and a positioning sliding seat can be locked by arranging a limiting unit, namely the positions of the pipe fittings are prevented from being deviated in the welding process, and the welding efficiency of the pipe fittings is remarkably improved and the consistency of the welding quality is also ensured by the mutual cooperation of the supporting component, the fixing components and the auxiliary component.
Description
Technical Field
The invention relates to the technical field of argon arc welding, in particular to a steel pipe welding device.
Background
In the field of precision manufacture, the welding operation of a condenser tube is particularly critical and is full of challenges, the condenser tube has extremely high requirements on the welding process, the traditional welding method is difficult to ensure the welding strength and avoid deformation caused by heat influence, so that the condensation efficiency is easily influenced, argon arc welding is an ideal choice for welding a thin condenser tube due to the characteristics of stable electric arc, concentrated heat and good protection effect, and the argon arc welding can also effectively prevent oxidation and pollution in the welding process, so that the high quality of a welding seam is ensured, but the existing argon arc welding equipment is not always careful when fixing a tubule, and the positioning, fixing and welding of a pipe fitting are always required to be manually operated, so that the labor intensity is increased, the welding efficiency is reduced, and the welding position deviation is easily caused, so that the welding quality is influenced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the steel pipe welding device, which solves the problems that the positioning, fixing and welding of the pipe fitting often need manual operation, the labor intensity is increased, the welding efficiency is reduced, and the welding position deviation is easily caused, so that the welding quality is influenced.
In order to achieve the purpose, the steel pipe welding device comprises a base, a bottom plate is fixedly arranged on the base, fixing components are symmetrically arranged on the base, each fixing component comprises a positioning sliding plate, two fixing supporting seats are respectively arranged on the positioning sliding plates, supporting laths are fixedly arranged on the fixing supporting seats, a positioning sliding seat is symmetrically and slidingly arranged on the fixing supporting seats, a strip-shaped rotating plate is symmetrically and rotationally arranged on the positioning sliding seat, the supporting laths and the strip-shaped rotating plate are used for achieving fixing of pipe fittings, a positioning unit and a limiting unit are further arranged on the fixing supporting seats, the positioning unit is used for adjusting the position of the strip-shaped rotating plate, the limiting unit is used for limiting the position of the strip-shaped rotating plate, a supporting component and an auxiliary component are further arranged on the base, each supporting component comprises a supporting sliding frame, a supporting plate is symmetrically and slidingly arranged on the supporting sliding frame and is used for assisting in supporting the pipe fittings, and the auxiliary component is used for achieving welding of the pipe fittings.
Further, a feeding slide plate is slidably arranged on the bottom plate, two positioning slide plates are symmetrically slidably arranged on the feeding slide plate, one of two fixed support seats on the same positioning slide plate is fixedly arranged on the positioning slide plate, the other fixed support seat is slidably arranged on the positioning slide plate, and the two fixed support seats fixedly arranged on the positioning slide plate are positioned at the farthest positions.
Further, all be provided with the spring between positioning slide and the fixed seat that props, fixed connection between two bars on the same positioning slide changes the board, is provided with the torsional spring between bar and the positioning slide, and the elasticity of torsional spring is less than the elasticity of spring between positioning slide and the fixed seat that props all the time between positioning slide and the bar, and the fixed stopper that is provided with of still equal symmetry on the positioning slide is used for restricting the rotation position that the bar changes the board.
Further, the positioning unit comprises two symmetrical driving circular plates which are rotatably arranged on the fixed supporting seat, the driving circular plates are rotatably provided with linkage gears, one of the two strip-shaped rotating plates on the same positioning sliding seat is fixedly provided with a sector rack, the linkage gears are meshed with the corresponding sector racks to form a gear pair, and torsion springs are arranged between the linkage gears and the driving circular plates.
Further, the driven circular plate is further rotatably installed on the positioning sliding seat, a torsion spring is arranged between the driven circular plate and the positioning sliding seat, two linkage short rods are fixedly arranged on the driving circular plate, two arc sliding grooves matched with the linkage short rods are arranged on the driven circular plate, positioning gears are further fixedly installed on the driven circular plate, positioning racks are symmetrically and fixedly arranged on the base, and the positioning racks are meshed with the corresponding positioning gears to form a gear-rack pair.
Further, the fixed support seat is provided with a positioning belt wheel in a rotating mode, a transmission group is arranged between the positioning belt wheel and two driving circular plates on the same fixed support seat, the fixed support seat on the positioning slide plate is provided with an auxiliary belt wheel in a rotating mode in a sliding mode, the auxiliary belt wheel is connected with the corresponding positioning belt wheel in a rotating mode, the fixed support seat on the positioning slide plate is provided with a transmission spline shaft in a rotating mode, the transmission spline shaft is connected with the corresponding positioning belt wheel in a rotating mode, a torsion spring is arranged between the transmission spline shaft and the auxiliary belt wheel, the transmission spline shaft and the corresponding auxiliary belt wheel form spline sliding fit, two auxiliary short rods are fixedly arranged on the positioning belt wheel on the fixed support seat on the positioning slide plate in a sliding mode, and two arc-shaped sliding grooves matched with the auxiliary short rods are formed in the auxiliary belt wheel.
Further, the limiting units comprise limiting strips which are slidably mounted on the fixed supporting seat, limiting ratchet rings II are symmetrically slidably mounted on the limiting strips, limiting ratchet rings I are fixedly arranged on the limiting ratchet rings II, limiting ratchet wheels I are fixedly mounted on the side faces of the linkage gears, ratchet mechanisms are formed when the limiting ratchet wheels I are connected with corresponding limiting ratchet rings I, limiting ratchet wheels II are fixedly mounted on the side faces of the driving circular plates, ratchet mechanisms are formed when the limiting ratchet wheels II are connected with corresponding limiting ratchet rings II, limiting screw rods are rotatably mounted on the fixed supporting seat, limiting screw rods and corresponding limiting strips form screw pairs, limiting spline shafts are fixedly arranged on the limiting screw rods fixedly mounted on the fixed supporting seat on the positioning sliding plate, and the limiting spline shafts and the corresponding limiting screw rods form spline sliding fit.
Further, support the sliding frame slidable mounting on the base, be provided with the square breach that holds the support slat and remove in the backup pad, still fixed mounting has the location electric jar on the base, and the piston rod tip fixed mounting of location electric jar has the locating plate, and the locating plate is used for auxiliary positioning pipe fitting.
Further, the auxiliary assembly comprises two symmetrical auxiliary carriages which are slidably arranged on the bottom plate, semicircular toothed rings are rotatably arranged on the auxiliary carriages, a complete toothed ring is formed when the two semicircular toothed rings are connected, an auxiliary electric cylinder is fixedly arranged on one semicircular toothed ring of the two semicircular toothed rings, and an argon arc welding gun is fixedly arranged at the end part of a piston rod of the auxiliary electric cylinder.
The invention has the advantages that (1) the notch on the bottom plate can be covered by arranging the supporting component, so that the upper surfaces of the supporting plate and the bottom plate and the ground are on the same plane, thereby being convenient for transferring the pipe fitting and improving the working efficiency, (2) the fixing position of the pipe fitting can be flexibly adjusted to meet different welding requirements by arranging the fixing component under the cooperation of the positioning unit, (3) the invention can realize the locking of the positions of the strip-shaped rotating plate and the positioning sliding seat, namely the locking of the positions of the pipe fitting and preventing the deviation of the positions of the pipe fitting in the welding process, and (4) the invention obviously improves the welding efficiency of the pipe fitting and ensures the consistency of the welding quality by mutually matching the supporting component, the fixing component and the auxiliary component.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is an enlarged partial schematic view at a in fig. 1.
Fig. 3 is a schematic structural view of the support assembly of the present invention.
Fig. 4 is a partially enlarged schematic view at B in fig. 3.
Fig. 5 is a side view of the overall structure of the present invention.
Fig. 6 is a schematic structural view of the fixing assembly of the present invention.
FIG. 7 is a schematic view of the structure of the positioning slide plate of the present invention.
Fig. 8 is a partially enlarged schematic view at C in fig. 7.
Fig. 9 is a schematic structural view of the positioning slider of the present invention.
Fig. 10 is a partially enlarged schematic view of fig. 9 at D.
Fig. 11 is a schematic view of the structure of the support lath of the present invention.
Fig. 12 is a partially enlarged schematic illustration at E in fig. 11.
Fig. 13 is a schematic view of the structure of the positioning rack of the present invention.
Fig. 14 is a schematic view of the structure of the present invention at the transmission spline shaft.
Fig. 15 is a partially enlarged schematic view of fig. 14 at F.
Fig. 16 is a schematic structural view of the limiting unit of the present invention.
Fig. 17 is a cross-sectional view of the structure at the driving disk of the present invention.
Reference numeral 101-base; 102-bottom plate, 103-auxiliary carriage, 104-auxiliary motor, 105-auxiliary lead screw, 106-supporting plate, 107-supporting carriage, 108-feeding lead screw, 109-feeding motor, 110-semicircular toothed ring, 111-transposition gear, 112-auxiliary electric cylinder, 113-argon arc welding gun, 114-transposition motor, 115-supporting slat, 116-positioning plate, 117-double-headed motor, 118-stepping lead screw, 119-linkage group, 120-positioning electric cylinder, 121-feeding slide plate, 122-positioning slide plate, 123-positioning lead screw, 124-positioning motor, 125-fixed support, 126-stepping electric cylinder, 127-strip-shaped rotating plate, 128-transmission spline shaft, 129-shifting lead screw, 130-limit spline shaft, 131-shifting motor, 132-limit motor, 133-limit slat, 134-limit lead screw, 135-limit ratchet wheel two, 136-transmission belt, 137-fixed motor, 138-positioning belt pulley, 139-auxiliary belt pulley, 140-auxiliary short bar, 141-positioning slide seat, 142-positioning gear, 144-step gear, 144-stepping gear, 146-driving ratchet wheel, 147-limit pulley, 151-limit ratchet wheel two-limit ratchet wheel, 151-limit ratchet wheel and one-limit ratchet wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-17, a steel pipe welding device comprises a base 101, a bottom plate 102 is fixedly installed on the base 101, when the device is installed, the upper surface of the bottom plate 102 is flush with the ground, so that the pipe fitting is convenient to transfer, a supporting component is arranged on the base 101 and comprises a supporting sliding frame 107, the supporting sliding frame 107 is slidably installed on the base 101, a yielding electric cylinder 126 is symmetrically and fixedly installed on the base 101, piston rod ends of the yielding electric cylinder 126 are fixedly connected with the supporting sliding frame 107, a supporting plate 106 is symmetrically and slidably installed on the supporting sliding frame 107, the supporting plate 106 is used for assisting in supporting the pipe fitting, a yielding screw 118 is symmetrically and rotatably installed on the supporting sliding frame 107, the yielding screw 118 and the corresponding supporting plate 106 form a spiral pair, a double-head motor 117 is fixedly installed on the supporting sliding frame 107, two ends of an output shaft of the double-head motor 117 are fixedly connected with the corresponding yielding screw 118 respectively, a positioning electric cylinder 120 is fixedly installed on the base 101, a piston rod end of the positioning electric cylinder 120 is fixedly installed with a positioning plate 116, the positioning plate 116 is used for assisting in positioning the pipe fitting, the positioning plate 116 is located at the center position of the two supporting plates 106, and the supporting plate 106 is movably connected with the positioning plate 116.
In the initial position, the two support plates 106 are located at the nearest position, at this time, the two support plates 106 are joined to form a support panel, the support carriage 107 is located at the nearest position to the bottom plate 102, at this time, the upper surface of the support plate 106 and the upper surface of the bottom plate 102 are on the same plane, the position of the support plate 106 needs to be adjusted, firstly, the two yielding cylinders 126 are started to enable the support carriage 107 to move downwards, the two support plates 106 synchronously move downwards, finally, the upper surface of the support plate 106 and the lower surface of the bottom plate 102 are on the same plane, then, the double-headed motor 117 is started to drive the two yielding screws 118 to synchronously rotate, further, the two support plates 106 are enabled to move away from each other, namely, the expansion of the two support plates 106 is achieved, and the positioning cylinder 120 is started to enable the positioning plate 116 to move upwards and downwards, namely, the position of the positioning plate 116 is adjusted.
The base 101 is symmetrically provided with fixing components, each fixing component comprises a positioning slide plate 122, a feeding slide plate 121 is slidably arranged on a base plate 102, two positioning slide plates 122 are symmetrically slidably arranged on the feeding slide plates 121, a feeding screw rod 108 is symmetrically rotatably arranged on the base plate 102, each feeding screw rod 108 and the feeding slide plates 121 form a screw pair, a feeding motor 109 is fixedly arranged on the base plate 102, an output shaft of the feeding motor 109 is fixedly connected with the corresponding feeding screw rod 108, a linkage group 119 is arranged between the two feeding screw rods 108, each linkage group 119 comprises two belt wheels and a belt, two belt wheels in each linkage group 119 are fixedly arranged on the two feeding screw rods 108, the belt in each linkage group 119 is arranged between the two belt wheels, the feeding motor 109 is started to drive the feeding screw rods 108 to rotate, and under the action of the linkage group 119, the two feeding screw rods 108 rotate, namely the feeding slide plates 121 move up and down relative to the base 101.
Two positioning screws 123 are rotatably arranged on the feeding slide plate 121, the positioning screws 123 and corresponding fixed supporting seats 125 form a screw pair, two positioning motors 124 are fixedly arranged on the feeding slide plate 121, the output shafts of the positioning motors 124 are fixedly connected with the corresponding positioning screws 123, and the positioning motors 124 are started to drive the positioning screws 123 to rotate, so that the fixed supporting seats 125 slide relative to the fixed supporting seats 125.
Two fixed supporting seats 125 are arranged on the positioning slide plate 122, one fixed supporting seat 125 of the two fixed supporting seats 125 on the same positioning slide plate 122 is fixedly arranged on the positioning slide plate 122, the other fixed supporting seat 125 is slidably arranged on the positioning slide plate 122, the two fixed supporting seats 125 fixedly arranged on the positioning slide plate 122 are positioned at the farthest positions, the positioning slide plate 122 is rotatably provided with a shifting screw rod 129, the shifting screw rod 129 and the fixed supporting seat 125 slidably arranged on the positioning slide plate 122 form a spiral pair, the positioning slide plate 122 is fixedly provided with a shifting motor 131, an output shaft of the shifting motor 131 is fixedly connected with the corresponding shifting screw rod 129, the fixed supporting seats 125 are fixedly provided with supporting laths 115, and the supporting plate 106 is provided with square notches for accommodating the movement of the supporting laths 115.
In the initial position, the support carriage 107 is located at a position nearest to the lower surface of the base 101, and the two fixed brackets 125 slidably mounted on the positioning slide plate 122 are located at positions nearest to each other, at which time the upper surface of the support lath 115 and the upper surface of the support plate 106 are on the same plane, and the support lath 115 is located at the corresponding directional notch on the support plate 106, respectively.
The fixed support seat 125 is further symmetrically provided with a positioning slide seat 141 in a sliding manner, springs are arranged between the positioning slide seat 141 and the fixed support seat 125, the symmetrical rotation of the positioning slide seat 141 is provided with a strip-shaped rotating plate 127, the supporting strip plates 115 and the strip-shaped rotating plate 127 are used for realizing the fixation of pipe fittings, two strip-shaped rotating plates 127 on the same positioning slide seat 141 are fixedly connected, a torsion spring is arranged between the strip-shaped rotating plate 127 and the positioning slide seat 141, one end of the torsion spring is fixedly connected with the strip-shaped rotating plate 127, the other end of the torsion spring is fixedly connected with a linkage short rod 151, the elastic force of the torsion spring between the positioning slide seat 141 and the strip-shaped rotating plate 127 is always smaller than that of the springs between the positioning slide seat 141 and the fixed support seat 125, the symmetrical fixation of the positioning slide seat 141 is further provided with a limiting block 149, and the limiting block 149 is used for limiting the rotation position of the strip-shaped rotating plate 127.
The fixed support seat 125 is provided with a positioning unit, the positioning unit comprises two symmetrical driving circular plates 145 which are rotatably arranged on the fixed support seat 125, the driving circular plates 145 are rotatably provided with linkage gears 144, torsion springs are arranged between the linkage gears 144 and the driving circular plates 145, one ends of the torsion springs are fixedly connected with the linkage gears 144, the other ends of the torsion springs are fixedly connected with the driving circular plates 145, one of two strip-shaped rotating plates 127 on the same positioning slide seat 141 is fixedly provided with a sector rack 150, and the linkage gears 144 are meshed with the corresponding sector racks 150 to form a gear pair.
At the initial position, the springs between the positioning slide seat 141 and the fixed support seat 125, the torsion springs between the bar-shaped rotating plate 127 and the positioning slide seat 141, the torsion springs between the linkage gear 144 and the driving circular plate 145 are not compressed, and at this time, the two positioning slide seats 141 are positioned at the farthest positions, and the bar-shaped rotating plate 127 is in a horizontal state.
The two driving circular plates 145 are driven to rotate in opposite directions, under the action of torsion springs between the linkage gears 144 and the driving circular plates 145, the two linkage gears 144 synchronously rotate, and then under the action of the sector racks 150, the two strip-shaped rotating plates 127 on the same fixed supporting seat 125 rotate upwards at the farthest end parts, the torsion springs between the strip-shaped rotating plates 127 and the positioning sliding seat 141 are compressed, the strip-shaped rotating plates 127 finally rotate to be in contact with corresponding limiting blocks 149, under the action of the limiting blocks 149, the strip-shaped rotating plates 127 cannot continuously rotate, at the moment, the strip-shaped rotating plates 127 rotate 120 degrees relative to the fixed supporting seat 125, the driving circular plates 145 continuously rotate, at the moment, the strip-shaped rotating plates 127 cannot continuously rotate under the action of the limiting blocks 149, namely the linkage gears 144 cannot continuously rotate, and therefore the driving circular plates 145 rotate relative to the linkage gears 144, and the torsion springs between the linkage gears 144 and the driving circular plates 145 are compressed.
The driven circular plate 146 is further rotatably installed on the positioning sliding seat 141, a torsion spring is arranged between the driven circular plate 146 and the positioning sliding seat 141, one end of the torsion spring is fixedly connected with the positioning sliding seat 141, the other end of the torsion spring is fixedly connected with the driven circular plate 146, two linkage short rods 151 are fixedly arranged on the driving circular plate 145, two arc-shaped sliding grooves matched with the linkage short rods 151 are arranged on the driven circular plate 146, the corresponding arc-shaped sliding grooves on the linkage short rods 151 and the driven circular plate 146 are movably connected, a positioning gear 143 is fixedly installed on the driven circular plate 146, positioning racks 142 are symmetrically and fixedly arranged on the base 101, and the positioning racks 142 are meshed with the corresponding positioning gears 143 to form a gear rack pair.
The driving circular plate 145 is driven to rotate, the driving circular plate 145 rotates relative to the driven circular plate 146 under the action of the torsion spring between the positioning sliding seat 141 and the driven circular plate 146, at this time, the linkage short rod 151 moves in the corresponding arc-shaped sliding groove on the driven circular plate 146, the strip-shaped rotating plate 127 cannot continuously rotate until the driving circular plate 145 rotates to the contact limiting block 149, at this time, the linkage short rod 151 moves to the end part of the corresponding arc-shaped sliding groove on the driven circular plate 146, the driving circular plate 145 continuously rotates, the driven circular plate 146 synchronously rotates under the action of the linkage short rod 151, namely, the positioning gears 143 on the driven circular plate 146 synchronously rotate, and due to the meshing of the positioning racks 142 and the positioning gears 143, the two positioning gears 143 on the same fixed supporting seat 125 move towards each other under the action of the positioning racks 142, namely, the positioning sliding seat 141 synchronously moves, and the spring between the positioning sliding seat 141 and the fixed supporting seat 125 is compressed, namely, the strip-shaped rotating plate 127 opposite to the same fixed supporting seat 125 moves towards each other.
The positioning belt wheels 138 are rotatably arranged on the fixed supporting seat 125, a transmission group is arranged between the positioning belt wheels 138 and the two driving circular plates 145 on the same fixed supporting seat 125, the transmission group comprises two transmission gears 147, two transmission belt wheels 148 and one transmission belt 136, the two transmission gears 147 are rotatably arranged on the same fixed supporting seat 125, the two transmission gears 147 are meshed to form a gear pair, one transmission gear 147 of the two transmission gears 147 is fixedly connected with the driving circular plates 145 on the fixed supporting seat 125, one transmission belt wheel 148 of the two transmission belt wheels 148 is fixedly arranged on the transmission gear 147 which is not connected with the driving circular plates 145, the other transmission belt wheel 148 is fixedly arranged on the driving circular plate 145 which is not provided with the transmission gear 147, and the transmission belt 136 is arranged between the positioning belt wheels 138 and the two transmission belt wheels 148.
The driving positioning belt wheel 138 rotates, under the action of the driving belt 136, the two driving belt wheels 148 synchronously rotate, and the two driving gears 147 both rotate, namely, the two driving circular plates 145 rotate, under the action of the driving gears 147, the rotating directions of the two driving circular plates 145, namely, under the action of the driving group, the rotating directions of the strip-shaped rotating plates 127 at two sides of the fixed supporting seat 125 are opposite.
The auxiliary belt pulley 139 is rotatably arranged on the fixed support seat 125 which is slidably arranged on the positioning slide plate 122, the auxiliary belt pulley 139 is rotatably connected with the corresponding positioning belt pulley 138, the transmission spline shaft 128 is rotatably arranged on the fixed support seat 125 which is fixedly arranged on the positioning slide plate 122, the transmission spline shaft 128 is rotatably connected with the corresponding positioning belt pulley 138, a torsion spring is arranged between the transmission spline shaft 128 and the auxiliary belt pulley 139, the transmission spline shaft 128 and the corresponding auxiliary belt pulley 139 form spline sliding fit, two auxiliary short rods 140 are fixedly arranged on the positioning belt pulley 138 which is slidably arranged on the fixed support seat 125 on the positioning slide plate 122, two arc-shaped sliding grooves matched with the auxiliary short rods 140 are arranged on the auxiliary belt pulley 139, the auxiliary short rods 140 are movably connected with the corresponding arc-shaped sliding grooves on the auxiliary belt pulley 139, the fixed support seat 125 which is fixedly arranged on the positioning slide plate 122 is fixedly provided with the fixed motor 137, and the output shaft of the fixed motor 137 is fixedly connected with the transmission spline shaft 128.
The fixed motor 137 is started to drive the corresponding transmission spline shaft 128 to rotate, under the action of the torsion spring between the positioning pulley 138 and the transmission spline shaft 128, the positioning pulley 138 and the auxiliary pulley 139 fixedly mounted on the fixed support 125 on the positioning slide plate 122 are rotated, the auxiliary short rod 140 moves in the arc-shaped chute on the auxiliary pulley 139 first, when the auxiliary short rod 140 moves to the end of the arc-shaped chute on the auxiliary pulley 139, the transmission spline shaft 128 continues to rotate, under the action of the auxiliary short rod 140, at the moment, the two positioning pulleys 138 synchronously rotate, when the fixed support 125 slidably mounted on the positioning slide plate 122 moves relative to the positioning slide plate 122, and when the positioning pulley 138 fixedly mounted on the fixed support 125 on the positioning slide plate 122 cannot rotate, the torsion spring between the positioning pulley 138 and the transmission spline shaft 128 is compressed, the transmission spline shaft 128 continues to rotate, and the positioning pulley 138 slidably mounted on the fixed support 125 on the positioning slide plate 122 continues to rotate relative to the transmission spline shaft 128.
Under the action of the auxiliary short bar 140 and the auxiliary belt pulley 139, when the pipe fitting is fixed by the support lath 115 and the bar-shaped rotating plate 127 which are fixedly installed on the fixed support seat 125 on the positioning slide plate 122, the pipe fitting is not completely fixed by the support lath 115 and the bar-shaped rotating plate 127 which are slidably installed on the fixed support seat 125 on the positioning slide plate 122.
The fixed support seat 125 is further provided with a limiting unit, the limiting unit is used for limiting the position of the bar-shaped rotating plate 127, the limiting units comprise limiting strips 133 which are slidably mounted on the fixed support seat 125, limiting ratchet rings II 154 are symmetrically slidably mounted on the limiting strips 133, limiting ratchet rings I152 are fixedly arranged on the limiting ratchet rings II 154, springs are arranged between the limiting ratchet rings I152 and corresponding positioning sliding seats 141, a limiting ratchet I153 is fixedly mounted on the side face of the linkage gear 144, the limiting ratchet I153 and the corresponding limiting ratchet rings 152 form a ratchet mechanism, a limiting ratchet II 135 is fixedly mounted on the side face of the driving circular plate 145, and the limiting ratchet II 135 and the corresponding limiting ratchet rings II 154 form a ratchet mechanism.
At the initial position, the spring between the first limit ratchet ring 152 and the positioning slide seat 141 is not compressed, at this time, the first limit ratchet ring 152 and the first limit ratchet ring 153 are jointed to form a ratchet mechanism, the second limit ratchet ring 135 and the second limit ratchet ring 154 are jointed to form a ratchet mechanism, when the linkage gear 144 and the driving circular plate 145 synchronously rotate, the first limit ratchet ring 153 rotates relative to the positioning rack 142, the second limit ratchet ring 135 rotates relative to the second limit ratchet ring 154, under the action of the first limit ratchet ring 152 and the first limit ratchet ring 153, the linkage gear 144 cannot reversely rotate at this time, so that the position of the bar-shaped rotating plate 127 after rotation is locked, and under the action of the second limit ratchet ring 154 and the second limit ratchet ring 135, the driving circular plate 145 cannot reversely rotate, so that the position of the bar-shaped rotating plate 127 after rotation is locked again, and the position of the positioning slide seat 141 after movement is locked.
The fixed support seat 125 is provided with a limit screw rod 134 in a rotating mode, the fixed support seat 125 of the positioning slide plate 122 is fixedly provided with a limit motor 132, the limit motor 132 is fixedly connected with the fixed support seat 125, the limit screw rod 134 and the corresponding limit slat 133 form a screw pair, the limit screw rod 134 of the fixed support seat 125 of the positioning slide plate 122 is fixedly provided with a limit spline shaft 130, and the limit spline shaft 130 and the corresponding limit screw rod 134 form spline sliding fit.
In the initial position, the limit slat 133 is located at the farthest position from the limit motor 132, at this time, the first limit ratchet ring 152 and the first limit ratchet ring 153 are engaged, and the second limit ratchet ring 154 and the second limit ratchet ring 135 are engaged, when the positioning slide 141 slides relative to the fixed stay 125, the second limit ratchet ring 154 slides relative to the limit slat 133, and when the fixed stay 125 slidably mounted on the positioning slide 122 slides relative to the positioning slide 122, the limit screw 134 disposed on the fixed stay 125 slidably mounted on the positioning slide 122 slides relative to the limit screw 134.
Starting the limiting motor 132 to drive the corresponding limiting screw rod 134 to rotate, under the action of the limiting spline shaft 130, the two limiting screw rods 134 synchronously rotate, so that the two limiting laths 133 synchronously move towards the direction close to the corresponding limiting motor 132, the limiting ratchet ring I152 and the limiting ratchet ring II 154 corresponding to the limiting laths 133 synchronously slide, a spring between the limiting ratchet ring I152 and the corresponding positioning sliding seat 141 is compressed, the limiting ratchet ring I152 is separated from being engaged with the limiting ratchet wheel I153, the limiting ratchet ring II 154 is separated from being engaged with the limiting ratchet wheel II 135, namely the limiting ratchet ring I152 releases the limitation on the rotating direction of the limiting ratchet wheel I153, and the limiting ratchet ring II 154 releases the limitation on the rotating direction of the limiting ratchet wheel II 135, and further releases the limitation on the positions of the positioning sliding seat 141 and the strip-shaped rotating plate 127.
The base 101 is further provided with an auxiliary assembly, the auxiliary assembly is used for realizing welding of pipe fittings, the auxiliary assembly comprises two auxiliary carriages 103 which are symmetrically and slidably arranged on the base plate 102, an auxiliary screw rod 105 is symmetrically and rotatably arranged on the base plate 102, an auxiliary motor 104 is also symmetrically and fixedly arranged on the base plate 102, an output shaft of the auxiliary motor 104 is fixedly connected with the auxiliary screw rod 105, the auxiliary screw rod 105 and the corresponding auxiliary carriage 103 form a spiral pair, semicircular toothed rings 110 are rotatably arranged on the auxiliary carriages 103, an auxiliary electric cylinder 112 is fixedly arranged on one semicircular toothed ring 110 of the two semicircular toothed rings 110, an argon arc welding gun 113 is fixedly arranged at the end part of a piston rod of the auxiliary electric cylinder 112, a transposition motor 114 is fixedly arranged on one auxiliary carriage 103 of the two auxiliary carriages 103, a transposition gear 111 is fixedly arranged on the output shaft of the transposition motor 114, and the transposition gear 111 and the semicircular toothed rings 110 form a gear pair when being jointed.
In the initial position, the two auxiliary carriages 103 are located at the farthest positions, and at the moment, the end surfaces of the openings of the two semicircular toothed rings 110 are perpendicular to the upper surface of the bottom plate 102, the two auxiliary motors 104 are started to drive the corresponding auxiliary screw rods 105 to rotate, namely, the two auxiliary carriages 103 move towards the directions close to each other, finally, the two semicircular toothed rings 110 are jointed to form a complete toothed ring, at the moment, the axes of the two semicircular toothed rings 110 are on the same straight line, then, the auxiliary electric cylinder 112 is started to adjust the position of the argon arc welding gun 113, and then, the transposition motor 114 is started to drive the transposition gear 111 to rotate, so that the semicircular toothed rings 110 rotate relative to the auxiliary carriages 103, namely, the argon arc welding gun 113 rotates relative to the axis of the transposition gear 111.
The working principle is that the positioning cylinder 120 is started first to enable the positioning plate 116 to be located above the upper surface of the bottom plate 102, then two pipe fittings to be welded are placed on two sides of the positioning plate 116 respectively, the end portions of the pipe fittings are enabled to be in contact with the positioning plate 116, at the moment, the pipe fittings are located above a supporting plane formed by the supporting plate 106 and the supporting lath 115, and a larger supporting platform is formed under the action of the supporting plate 106, so that the pipe fittings can be taken and placed conveniently.
Then, the fixed motor 137 is started to drive the transmission spline shaft 128 to rotate, under the action of the transmission group, the driving circular plates 145 are rotated, and the rotation directions of the two driving circular plates 145 on the same fixed supporting seat 125 are opposite, then under the action of the linkage short rod 151 and the driven circular plate 146, the linkage gear 144 is synchronously rotated, at the moment, the positioning gear 143 cannot rotate, under the action of the linkage gear 144, the bar-shaped rotating plate 127 rotates 120 degrees to contact with the corresponding limiting block 149, at the moment, an equilateral triangle frame is formed between the supporting slat 115 and the corresponding bar-shaped rotating plate 127, and under the action of the limiting ratchet ring I152 and the limiting ratchet I153, the limitation on the rotation direction of the linkage gear 144 is realized, and at the moment, the bar-shaped rotating plate 127 realizes the locking of the positions under the action of the limiting block 149, the limiting ratchet ring I152 and the limiting ratchet I153.
The driving circular plate 145 continues to rotate, the torsion spring between the linkage gear 144 and the driving circular plate 145 is compressed, under the action of the linkage short rod 151, at this time, the driven circular plate 146 synchronously rotates, namely the positioning gear 143 synchronously rotates, under the action of the positioning rack 142, the two positioning sliding seats 141 on the same fixed supporting seat 125 move towards the directions close to each other, the springs between the positioning sliding seats 141 and the fixed supporting seat 125 are compressed, further the strip-shaped rotating plates 127 on two sides of the fixed supporting seat 125 move towards the directions close to each other, under the action of the limiting ratchet wheel two 135 and the limiting ratchet ring two 154, the limitation of the moving direction of the positioning sliding seats 141, namely the limitation of the moving direction of the strip-shaped rotating plates 127 is realized, and under the action of the strip-shaped rotating plates 127, the position of the pipe fitting on the supporting plane formed by the bottom plate 102 and the supporting slat 115 is regulated.
Finally, the pipe fitting is located at the center of the supporting slat 115, the clamping and fixing of the end part of the pipe fitting are achieved by the strip-shaped rotating plate 127 fixedly installed on the fixing support 125 on the positioning slide plate 122, the pipe fitting is not completely fixed by the strip-shaped rotating plate 127 slidingly installed on the fixing support 125 on the positioning slide plate 122 under the action of the auxiliary belt pulley 139 and the auxiliary short rod 140, then the double-headed motor 117 and the stepping cylinder 126 are started, the two supporting plates 106 are enabled to move to the farthest positions, the positioning cylinder 120 is started, the positioning plate 116 moves downwards, namely the supporting plates 106 and the positioning plate 116 are folded, and the supporting slat 115 moves to two sides without being affected by the supporting plates 106.
The shift motor 131 is started again to drive the corresponding shift screw rod 129 to rotate, namely, the two fixed support seats 125 which are slidably mounted on the positioning slide plate 122 move in the directions away from each other, the fixed support seats 125 move to the designated positions according to the lengths of the pipe fittings on the support battens 115 on the fixed support seats 125, then the fixed motor 137 is continuously started to drive the transmission spline shaft 128 to rotate, the torsion spring between the transmission spline shaft 128 and the positioning belt pulley 138 which is fixedly mounted on the fixed support seats 125 on the positioning slide plate 122 is compressed, the positioning belt pulley 138 which is slidably mounted on the fixed support seats 125 on the positioning slide plate 122 continuously rotates, and finally the strip-shaped rotating plate 127 which is slidably mounted on the fixed support seats 125 on the positioning slide plate 122 realizes the fixing of the pipe fittings.
Starting the positioning motor 124 drives the positioning screw 123 to rotate, adjusts the position between the two positioning sliding plates 122, and adjusts the positions of the pipe fittings fixed on the two positioning sliding plates 122, namely, the welding positions of the end faces of the two pipe fittings are located at the center position of the bottom plate 102.
The feed screw 108 is restarted to enable the feed slide plate 121 to move upwards, the fixed pipe fitting synchronously moves downwards, the axis of the pipe fitting is finally parallel to the axis of the semicircular toothed ring 110, then the auxiliary motor 104 is started to enable the two semicircular toothed rings 110 to be connected to form a complete toothed ring, the auxiliary electric cylinder 112 is restarted to enable the argon arc welding gun 113 to approach to the welding positions of the two pipe fittings, after the argon arc welding gun 113 moves to a designated position, the argon arc welding gun 113 is started, the positioning motor 124 is restarted to enable the two positioning slide plates 122 to synchronously move, namely the welding positions of the pipe fittings synchronously move, namely argon arc welding is carried out on the welding positions of the two pipe fittings, the transposition motor 114 drives the transposition gear 111, namely the two semicircular toothed rings 110 are rotated, and then the argon arc welding gun 113 rotates relative to the axis of the pipe fitting, so that annular argon arc welding is carried out on the welding position of the pipe fitting.
After the welding of the pipe fitting is completed, the limiting motor 132 is started to drive the limiting spline shaft 130 to rotate, namely the limiting slat 133 slides, so that the limiting ratchet ring I152 is separated from and contacted with the limiting ratchet I153, the limiting ratchet ring II 154 is separated from and contacted with the limiting ratchet II 135, namely the limiting gear 144 and the driving circular plate 145 are contacted with the limiting gear, the positions of the adjusting slide seat 141 and the bar-shaped rotating plate 127 are limited, and then the operation is reversely carried out, so that the bar-shaped rotating plate 127 returns to the initial position.
The present invention is not limited to the above-described embodiments, and various modifications made by those skilled in the art from the above-described concepts without inventive effort are within the scope of the present invention.
Claims (6)
1. The utility model provides a steel pipe welding set, includes base (101), fixed mounting has bottom plate (102), its characterized in that on base (101):
The base (101) is symmetrically provided with fixing components, each fixing component comprises a positioning sliding plate (122), each positioning sliding plate (122) is provided with two fixing support seats (125), each fixing support seat (125) is fixedly provided with a support slat (115), each fixing support seat (125) is also symmetrically provided with a positioning sliding seat (141) in a sliding manner, each positioning sliding seat (141) is symmetrically provided with a strip-shaped rotating plate (127) in a rotating manner, each support slat (115) and each strip-shaped rotating plate (127) are used for realizing the fixation of a pipe fitting, each fixing support seat (125) is further provided with a positioning unit and a limiting unit, each positioning unit is used for adjusting the position of each strip-shaped rotating plate (127), and each limiting unit is used for limiting the position of each strip-shaped rotating plate (127);
The base (101) is also provided with a supporting component and an auxiliary component, the supporting component comprises a supporting carriage (107), a supporting plate (106) is symmetrically and slidably arranged on the supporting carriage (107), the supporting plate (106) is used for supporting the pipe fittings in an auxiliary mode, and the auxiliary component is used for realizing welding of the pipe fittings;
The positioning unit comprises two driving circular plates (145) which are symmetrically and rotatably arranged on the fixed supporting seat (125), wherein a linkage gear (144) is rotatably arranged on each driving circular plate (145), a sector rack (150) is fixedly arranged on one of two strip-shaped rotating plates (127) on the same positioning sliding seat (141), the linkage gear (144) is meshed with the corresponding sector rack (150) to form a gear pair, and a torsion spring is arranged between the linkage gear (144) and the driving circular plate (145);
The automatic positioning device is characterized in that a driven circular plate (146) is further rotatably arranged on the positioning sliding seat (141), a torsion spring is arranged between the driven circular plate (146) and the positioning sliding seat (141), two linkage short rods (151) are fixedly arranged on the driving circular plate (145), two arc-shaped sliding grooves matched with the linkage short rods (151) are formed in the driven circular plate (146), positioning gears (143) are fixedly arranged on the driven circular plate (146), positioning racks (142) are symmetrically and fixedly arranged on the base (101), and the positioning racks (142) are meshed with the corresponding positioning gears (143) to form a gear rack pair;
The utility model discloses a novel automatic transmission device for a bicycle, including fixed support seat (125) and auxiliary pulleys (139), fixed support seat (125) is gone up and is all rotated and install positioning pulleys (138), be provided with the transmission group between positioning pulleys (138) and two drive plectane (145) on same fixed support seat (125), still rotate on fixed support seat (125) of slidable mounting on positioning slide (122) and install auxiliary pulleys (139), auxiliary pulleys (139) and corresponding positioning pulleys (138) rotate to be connected, still rotate on fixed support seat (125) of fixed mounting on positioning slide (122) and install transmission spline shaft (128), transmission spline shaft (128) and corresponding positioning pulleys (138) rotate to be connected, be provided with the torsional spring between transmission spline shaft (128) and auxiliary pulleys (139), transmission spline shaft (128) and corresponding auxiliary pulleys (139) constitute spline sliding fit, be provided with two auxiliary short bars (140) on fixed support seat (125) of slidable mounting on positioning slide (122), be provided with two arc-shaped runners with auxiliary short bars (140) on auxiliary pulleys (139).
2. A steel pipe welding device according to claim 1, wherein the base plate (102) is slidably provided with a feed slide plate (121), two positioning slide plates (122) are symmetrically slidably arranged on the feed slide plate (121), one of two fixed support seats (125) on the same positioning slide plate (122) is fixedly arranged on the positioning slide plate (122), the other fixed support seat (125) is slidably arranged on the positioning slide plate (122), and two fixed support seats (125) fixedly arranged on the positioning slide plate (122) are positioned at the farthest positions.
3. The steel pipe welding device according to claim 2, wherein springs are arranged between the positioning sliding seat (141) and the fixed supporting seat (125), two strip-shaped rotating plates (127) on the same positioning sliding seat (141) are fixedly connected, torsion springs are arranged between the strip-shaped rotating plates (127) and the positioning sliding seat (141), the elastic force of the torsion springs between the positioning sliding seat (141) and the strip-shaped rotating plates (127) is always smaller than that of the springs between the positioning sliding seat (141) and the fixed supporting seat (125), limiting blocks (149) are symmetrically and fixedly arranged on the positioning sliding seat (141), and the limiting blocks (149) are used for limiting the rotating positions of the strip-shaped rotating plates (127).
4. A steel pipe welding device according to claim 3, wherein the limiting units comprise limiting strips (133) which are slidably mounted on the fixed supporting seat (125), limiting screw rods (134) are symmetrically slidably mounted on the limiting strips (133), limiting ratchet rings (152) are fixedly arranged on the limiting ratchet rings (154), limiting ratchet wheels (153) are fixedly mounted on the side faces of the linkage gears (144), a ratchet mechanism is formed when the limiting ratchet wheels (153) and the corresponding limiting ratchet rings (152) are connected, a limiting ratchet wheel second (135) is fixedly mounted on the side faces of the driving circular plate (145), a ratchet mechanism is formed when the limiting ratchet wheels (135) and the corresponding limiting ratchet rings (154) are connected, limiting screw rods (134) and the corresponding limiting strips (133) are rotatably mounted on the fixed supporting seat (125) to form a screw pair, limiting spline shafts (130) are fixedly arranged on the limiting screw rods (134) on the fixed supporting seat (125) fixedly mounted on the positioning sliding plate (122), and the limiting spline shafts (130) and the corresponding limiting screw rods (134) are in a sliding fit mode to form a spline.
5. A steel pipe welding device according to claim 4, wherein the supporting carriage (107) is slidably mounted on the base (101), a square notch for accommodating movement of the supporting strip plate (115) is formed in the supporting plate (106), a positioning electric cylinder (120) is fixedly mounted on the base (101), a positioning plate (116) is fixedly mounted at the end of a piston rod of the positioning electric cylinder (120), and the positioning plate (116) is used for assisting in positioning a pipe fitting.
6. A steel pipe welding device according to claim 5, wherein the auxiliary assembly comprises two symmetrical auxiliary carriages (103) which are slidably mounted on a bottom plate (102), semicircular toothed rings (110) are rotatably mounted on the auxiliary carriages (103), a complete toothed ring is formed when the two semicircular toothed rings (110) are connected, an auxiliary electric cylinder (112) is fixedly mounted on one semicircular toothed ring (110) of the two semicircular toothed rings (110), and an argon arc welding gun (113) is fixedly mounted at the end part of a piston rod of the auxiliary electric cylinder (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510027840.5A CN119635108B (en) | 2025-01-08 | 2025-01-08 | Steel pipe welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510027840.5A CN119635108B (en) | 2025-01-08 | 2025-01-08 | Steel pipe welding device |
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| Publication Number | Publication Date |
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| CN119635108A CN119635108A (en) | 2025-03-18 |
| CN119635108B true CN119635108B (en) | 2025-10-28 |
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| CN202510027840.5A Active CN119635108B (en) | 2025-01-08 | 2025-01-08 | Steel pipe welding device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941390A (en) * | 2012-12-03 | 2013-02-27 | 南京奥特电气股份有限公司 | Multidimensional intersecting line tapping and cutting system for pipeline |
| CN108672999A (en) * | 2018-04-24 | 2018-10-19 | 衢州学院 | A kind of auxiliary welding equipment of hull high-strength steel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000935B (en) * | 2010-11-16 | 2013-12-04 | 江苏科技大学 | Flexible clamp for pipe fitting welding and adjusting method thereof |
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- 2025-01-08 CN CN202510027840.5A patent/CN119635108B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941390A (en) * | 2012-12-03 | 2013-02-27 | 南京奥特电气股份有限公司 | Multidimensional intersecting line tapping and cutting system for pipeline |
| CN108672999A (en) * | 2018-04-24 | 2018-10-19 | 衢州学院 | A kind of auxiliary welding equipment of hull high-strength steel |
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| CN119635108A (en) | 2025-03-18 |
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Denomination of invention: A steel pipe welding device Granted publication date: 20251028 Pledgee: Bank of China Limited by Share Ltd. Yizheng branch Pledgor: Jiangsu Zhenjie Energy saving Technology Co.,Ltd. Registration number: Y2025980063792 |
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