CN111618490B - Automatic change transversal joint welding set - Google Patents
Automatic change transversal joint welding set Download PDFInfo
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- CN111618490B CN111618490B CN202010735001.6A CN202010735001A CN111618490B CN 111618490 B CN111618490 B CN 111618490B CN 202010735001 A CN202010735001 A CN 202010735001A CN 111618490 B CN111618490 B CN 111618490B
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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
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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
- B23K37/02—Carriages for supporting the welding or cutting element
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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
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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Abstract
The invention discloses an automatic straight seam welding device which comprises a welding tool base and a rail-following vehicle, wherein the rail-following vehicle takes a workpiece as an advancing track to carry out reciprocating motion, a deviation-stopping fin plate with one end inserted into the workpiece to be welded is arranged on the rail-following vehicle, a cleaning mechanism for cleaning a welding opening is arranged on the deviation-stopping fin plate, a welding device is arranged at one end of the rail-following vehicle, which is opposite to the deviation-stopping fin plate, two ends of the welding tool base are respectively provided with a receiving reversing mechanism for reversing the rail-following vehicle to realize reciprocating welding, and the deviation-stopping fin plate and the welding device on the rail-following vehicle are aligned with the welding opening of the workpiece on the welding tool base through the receiving reversing mechanism. The inclined to one side fin board that only pegs graft in the welding seam through the slip not only prevents that the tracking car from taking place the skew at the in-process of marcing, and is located the clearance mechanism in welding set the place ahead and clears up the grease and the oxide film in welding seam department, when guaranteeing the welding effect, has improved welded workpiece's production efficiency greatly.
Description
Technical Field
The invention relates to the technical field of welding, in particular to an automatic straight seam welding device.
Background
A straight welded steel pipe is a welded pipe obtained by straight welding a steel pipe made of a hot-rolled or cold-rolled steel sheet or a steel coil on a welding apparatus, and is named because the welded portion of the steel pipe is in a straight line. The production process flow of the straight seam steel pipe is relatively simple, the straight seam steel pipe is generally subdivided into a high-frequency welding straight seam steel pipe and a submerged arc welding straight seam steel pipe according to a welding mode, the production efficiency of the straight seam steel pipe is high, the cost is low, and the development is rapid.
At present, the transversal joint steel pipe is before welding, need clear up the crater of welded tube, crater clearance is including getting rid of grease and the oxide film to the crater surface, firm with the body welding in order to guarantee solder, because crater clearance separately goes on with the welding, the reduction of transversal joint pipe production efficiency has been leaded to, and clear up the crater through the manual work at present, and not only inefficiency, and when the great transversal joint steel pipe of pipe diameter, because of the operation workman is far away from the crater, the degree of difficulty of crater clearance work has been increased, cause operation workman fatigue easily, there is the potential safety hazard and cause the drawback of crater clearance efficiency further reduction.
Disclosure of Invention
Therefore, the embodiment of the invention provides an automatic straight seam welding device to solve the problem of low production efficiency caused by step-by-step welding and crater cleaning in the prior art.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
an automatic straight seam welding device comprises a welding tool base for fixedly placing a workpiece and a rail-following vehicle which takes the workpiece as an advancing track to carry out reciprocating motion, wherein a deviation-stopping fin plate with one end inserted into the workpiece is mounted on the rail-following vehicle, a cleaning mechanism for cleaning a welded junction is mounted on the deviation-stopping fin plate, a welding device is mounted at one end of the rail-following vehicle opposite to the deviation-stopping fin plate, and end fixing devices for clamping and fixing the end of the workpiece are mounted at two ends of the welding tool base;
the end fixing device comprises a clamping part and a clamping driving device, the clamping part is arranged at two ends of the welding tool base, the clamping driving device is used for driving the two ends, the clamping part is close to or far away from each other, a reversing mechanism is installed on the clamping part, the following rail vehicle moves from the tail end of a workpiece to the reversing mechanism, the following rail vehicle passes through the reversing mechanism and then reverses to weld a new workpiece on the welding tool base, and the following rail vehicle is provided with a deflection stopping fin plate and a welding device which passes through the reversing mechanism and a welding opening of the new workpiece on the welding tool base are aligned.
As a preferred scheme of the present invention, the cleaning mechanism includes a crater degreasing assembly for cleaning grease at the crater and a crater degreasing assembly for cleaning an oxide film at the crater, the crater degreasing assembly and the crater degreasing assembly are sequentially disposed in a direction away from the welding device, and the crater degreasing assembly is disposed on the anti-deflection fin plate.
As a preferable scheme of the invention, the crater degreasing component comprises an organic solvent tank arranged on the track vehicle and wiping cotton cloth arranged on two side walls of the deviation-stopping fin plate, a liquid supply distribution channel is arranged in the deviation-stopping fin plate and on one side, far away from the workpiece, of the wiping cotton cloth, and the liquid supply distribution channel is connected with the organic solvent tank through a metering liquid supply device.
As a preferable scheme of the present invention, the film removing assembly for the weld seam includes planing tools respectively installed on two sides of the deviation-stopping fin plate, chip discharging grooves for discharging metal chips are respectively formed on two sides of the deviation-stopping fin plate, the chip discharging grooves penetrate through one end of the deviation-stopping fin plate and are inserted into the weld seam, the planing tools are installed on a groove wall on one side of the chip discharging grooves away from the traveling direction of the rail-following vehicle, and a cutting edge of the planing tool is obliquely arranged toward the traveling direction of the rail-following vehicle.
According to a preferable scheme of the invention, the deviation-stopping fin plate is internally provided with a blowing hole penetrating through two sides of the deviation-stopping fin plate, the rail car is provided with a heat dissipation blowing device communicated with the blowing hole, gas pumped by the heat dissipation blowing device is blown to the surface of a welded junction through the blowing hole so as to blow the surface of the welded junction, the deviation-stopping fin plate is provided with moisture absorption cotton cloth, and the blowing hole is positioned between the moisture absorption cotton cloth and the chip groove.
As a preferred scheme of the present invention, the track-following vehicle is provided with a slot penetrating through the front end of the track-following vehicle in the traveling direction, and two side walls of the slot are both provided with bearing sliders arranged in opposite directions, a side wall of the offset-preventing fin is provided with a bearing chute matched with the bearing slider, the offset-preventing fin and the slot wall are both provided with a water injection port for communicating the liquid supply distribution channel and the metering liquid supply device, and a pump air port for communicating the heat dissipation blower and the air blowing hole, and a check valve for conducting to the liquid supply distribution channel in a one-way manner is installed in the water injection port.
As a preferred scheme of the present invention, a spring ejecting ball is embedded in a groove wall of the supporting sliding groove, one side of the spring ejecting ball protrudes out of the groove wall of the supporting sliding groove, and a concave pit matched with the spring ejecting ball is formed on the supporting sliding block.
As a preferred scheme of the invention, the receiving reversing mechanism comprises a follow-up table arranged on the clamping part, a receiving part rotatably arranged on the follow-up table, and a rotary driving device for driving and positioning the receiving part, wherein an avoiding groove matched with the deflection-stopping fin plate is formed in the receiving part, side grooves for avoiding the planer tool, the wiping cotton cloth and the moisture absorption cotton cloth are formed in the groove walls on the two sides of the avoiding groove, replacing mechanisms are arranged at the two ends of the welding tool base, and the replacing mechanisms are matched with the receiving reversing mechanism to disassemble and replace the deflection-stopping fin plate on the rail-following vehicle.
As a preferable scheme of the invention, the replacing mechanism comprises a reciprocating driving device installed on the welding tool base, and a recovery box and a storage box installed on a sliding part of the reciprocating driving device, wherein the recovery box and the storage box are alternately matched with a rail-circulating vehicle moving to the receiving part through the reciprocating driving device to replace the anti-deflection fin plate;
openings of the recovery box and the storage box face one side of the bearing part, and a pushing device used for installing the anti-deflection fin plates inside the storage box on the track-following vehicle is installed in the storage box;
and a pushing part used for moving the deviation stopping fin plate on the tracking vehicle to the recycling box is arranged in one end, far away from the reciprocating driving device, of the avoiding groove.
In a preferred embodiment of the present invention, the pushing portion includes a transmission slider driven to slide in the avoiding groove in a reciprocating manner, and a recovery driving device arranged in the bearing part and used for driving the transmission slide block, wherein the initial position of the transmission slide block is positioned in the inlet end of the avoidance groove, the transmission slide block is provided with a unidirectional hinge, the transmission slide block is provided with a unidirectional turnover plate which can only swing towards the direction of the outlet end of the avoidance groove through the unidirectional hinge, and reset torsion springs for enabling the unidirectional turning plate to stand are installed on two sides of the transmission sliding block, the unidirectional turning plate stands up through restoring forces of the reset torsion springs after the deviation stopping fin plates move into the avoidance grooves, the transmission slide block drives the deviation-stopping fin plate to move towards the outlet end direction of the avoidance groove through the unidirectional turnover plate erected behind the deviation-stopping fin plate.
The embodiment of the invention has the following advantages:
according to the invention, after the workpiece which is transported to the welding tool base and has an upward welding opening is clamped and fixed by the end fixing devices at two ends, the rail vehicle moves from one end of the workpiece to the other end along the welding opening, and the rail vehicle is guided by the anti-deflection fin plate inserted in the welding opening in a sliding manner, so that the welding quality is prevented from being reduced due to the fact that the rail vehicle deviates from the welding opening.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic diagram of a structure of a right side of a welding tool base in an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a receiving reversing mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic view of a structure of a suspended biasing fin according to an embodiment of the present invention;
FIG. 4 is a schematic view of a recycling bin according to an embodiment of the present invention;
FIG. 5 is a schematic view of a pushing portion according to an embodiment of the present invention;
fig. 6 is a schematic view of a supporting slider structure according to an embodiment of the present invention.
In the figure:
1-welding a tool base; 2-a rail-following vehicle; 3-a deflection-preventing fin plate; 4-a welding device; 5-end fixing means; 6-carrying reversing mechanism; 7-weld joint degreasing components; 8-weld joint film removing assembly; 9-air blowing holes; 10-a heat dissipation blowing device; 11-moisture-absorbing cotton cloth; 12-a slot; 13-a bearer slide; 14-a replacement mechanism; 15-a pushing and moving part; 16-a one-way valve; 17-spring top bead; 18-pits; 19-a supporting chute;
501-a clamping part; 502-clamp drive;
601-a follow-up table; 602-a receiving portion; 603-a rotation drive; 604-avoidance slots; 605-side groove;
701-an organic solvent tank; 702-wiping cotton cloth; 703-a liquid supply distribution channel; 704-a dosing liquid supply device;
801-planing tool; 802-junk slots;
1401-reciprocating drive means; 1402-recovery box; 1403-storage box; 1404-a pushing device;
1501-a drive slide; 1502-one-way hinge; 1503-unidirectional overturning plate; 1504-a return torsion spring; 1505 — recovery of the drive.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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.
As shown in fig. 1 to 3, the invention discloses an automatic straight seam welding device, which comprises a welding tool base 1 for fixedly placing a workpiece, and a tracking vehicle 2 which takes the workpiece as an advancing track to perform reciprocating motion, wherein the tracking vehicle 2 is provided with a deviation-stopping fin plate 3 with one end inserted into the workpiece, the deviation-stopping fin plate 3 is provided with a cleaning mechanism for cleaning a welding opening, one end of the tracking vehicle 2 opposite to the deviation-stopping fin plate 3 is provided with a welding device 4, and two ends of the welding tool base 1 are provided with end fixing devices 5 for clamping and fixing the end of the workpiece;
the end fixing device 5 comprises clamping portions 501 arranged at two ends of the welding tool base 1 and a clamping driving device 502 used for driving the clamping portions 501 at the two ends to be close to or far away from each other, a receiving reversing mechanism 6 is arranged on the clamping portions 501, the following rail vehicle 2 moves to the receiving reversing mechanism 6 from the tail end of a workpiece, the following rail vehicle 2 reverses through the receiving reversing mechanism 6 to weld a new workpiece on the welding tool base 1, and the deviation stopping fin plate 3 and the welding device 4 on the following rail vehicle 2 are aligned to a welding opening of the new workpiece on the welding tool base 1 through the receiving reversing mechanism 6.
The welding fixture comprises a welding fixture base 1, a circular rail car 2, a front end fin plate 3, a rear end fin plate 3, a guide rail, a cleaning mechanism and a guide rail, wherein the circular rail car 2 is transported to the welding fixture base 1, the workpiece with the upward welded junction is clamped and fixed by end fixing devices 5 at two ends, the circular rail car 2 advances from one end of the workpiece to the other end along the welded junction, the front end fin plate 3 located at the front end of the advancing direction is inserted into the welded junction in a sliding mode, on one hand, the circular rail car 2 is guided by the circular fin plate 3 inserted into the welded junction in the sliding mode, the welding quality is prevented from being reduced due to the fact that the circular rail car 2 deviates from the welded junction, the circular rail car is particularly suitable for the situation that guide rails are not convenient to arrange due to long workpieces, on the other hand, grease and an oxidation.
As shown in fig. 3, the cleaning mechanism includes a crater degreasing component 7 for cleaning grease at the crater and a crater degreasing component 8 for cleaning an oxide film at the crater, the crater degreasing component 8 and the crater degreasing component 7 are sequentially arranged in a direction away from the welding device 4, and the crater degreasing component 8 is arranged on the fin plate 3, namely, after the grease at the crater degreasing component 7 at the front end of the advancing direction is cleaned by organic solvent and the like, the oxide film at the crater is removed by the crater degreasing component 8 at the rear end in a polishing manner, thereby preventing air holes or slag inclusion in the molten pool, and avoiding the condition that the oxide film on the surface of the crater causes negative influence on the strength of the welded workpiece.
The specific description of the crater degreasing assembly 7 is as follows:
the crater degreasing component 7 comprises an organic solvent tank 701 arranged on the rail vehicle 2 and wiping cotton cloth 702 arranged on two side walls of the inclined-end fin plate 3, a liquid supply distribution channel 703 is arranged in the inclined-end fin plate 3 and on one side, far away from the workpiece, of the wiping cotton cloth 702, and the liquid supply distribution channel 703 is connected with the organic solvent tank 701 through a metering liquid supply device 704.
The metering liquid supply device 704 is a small metering pump or other devices with the same function, organic solvent is quantitatively pumped into the liquid supply distribution channel 703 through the metering liquid supply device 704, the organic solvent in the liquid supply distribution channel 703 permeates into the wiping cotton cloth 702 under the action of pressure, the wiping cotton cloth 702 wetted by the organic solvent wipes a welding opening in front of the welding device 4 along with the movement of the rail car 2, and grease at the welding opening is quickly dissolved by the organic solvent and then wiped off by the wiping cotton cloth 702, so that the purpose of cleaning the grease at the welding opening is achieved.
The specific description of the crater membrane removal assembly 8 is as follows:
weld joint film removing component 8 is including installing planer tool 801 in ending oblique fin 3 both sides respectively, and the chip groove 802 that is used for discharging the metal piece is all seted up to ending oblique fin 3 both sides, and chip groove 802 runs through the one end that ends oblique fin 3 inserted the weld joint, and planer tool 801 is installed on chip groove 802 keeps away from on the side groove 605 wall of following railcar 2 advancing direction, and planer tool 801 blade sets up towards following railcar 2 advancing direction slope.
The deviation-stopping fin plate 3 drives the planing tools 801 on two sides to move in the weld crater, the planing tools 801 on two sides cut an oxide film on the surface of the weld crater in the advancing process, the planing wood is similar to a woodworking planing wood, the oxide film on the surface of the weld crater is removed, the removed scrap iron is discharged into a pipe cavity of a workpiece through an opening at the bottom of the scrap discharge groove 802, the Z-shaped spring plate is arranged to provide pressure for the planing tools 801 to be in contact with the surface of the weld crater so as to ensure that the oxide film on the surface of the weld crater can be removed, and correspondingly, the distance between the blade parts of the planing tools 801 on two sides is slightly larger than the width of the weld crater.
Preferably, a blowing hole 9 penetrating through two sides of the deviation stopping fin plate 3 is formed in the deviation stopping fin plate 3, the blowing hole 9 is located between the moisture absorption cotton cloth 11 and the welded junction film removing assembly 8, a heat dissipation blowing device 10 communicated with the blowing hole 9 is installed on the track car 2, and air pumped by the heat dissipation blowing device 10 is blown to the surface of the welded junction through the blowing hole 9 so as to blow the surface of the welded junction.
Preferably, the air inlet of heat dissipation blast apparatus 10 is towards the louvre that follows railcar 2, on the one hand, increases the radiating rate that follows railcar 2 through heat dissipation blast apparatus 10, and on the other hand, through heat dissipation blast apparatus 10 with warm air pump sending to blow hole 9 in, through the warm air that blows off by blow hole 9 to weather the crater surface, avoids the crater to avoid remaining liquid to cause negative effects to follow-up welding.
And, install moisture absorption cotton 11 on ending the inclined to one side fin 3, gas hole 9 is located moisture absorption cotton 11 and chip groove 802 between, and along with ending inclined to one side fin 3 and removing in the weld crater and moving, drier moisture absorption cotton 11 wipes the weld crater surface after blow drying to get rid of remaining moisture and iron fillings in weld crater surface, further guaranteed the drying and the cleanness of weld crater.
As shown in fig. 2, 5 and 6, the rail car 2 is provided with a slot 12 penetrating through the front end of the rail car in the traveling direction, and two side walls of the slot 12 are respectively provided with a bearing slider 13 disposed oppositely, a bearing chute 19 matched with the bearing slider 13 is disposed on the side wall of the offset fin 3, the walls of the offset fin 3 and the slot 12 are respectively provided with a water filling port for communicating the liquid supply distribution channel 703 and the metering liquid supply device 704, and a pump air port for communicating the heat dissipation blower 10 and the air blowing hole 9, and a check valve 16 is disposed in the water filling port and is in one-way communication with the liquid supply distribution channel 703.
The anti-deflection fin plate 3 is connected with the rail-following vehicle 2 in a sliding mode through the slot 12, and the anti-deflection fin plate 3 is supported in the bearing sliding groove 19 through the bearing sliding block 13, so that the anti-deflection fin plate 3 is fixed on the rail-following vehicle 2 in the vertical direction, and the anti-deflection fin plate 3 is prevented from falling. The change of the anti-deflection fin plate 3 is facilitated, so that the fast replacement of the crater degreasing assembly 7 and the crater film removing assembly 8 is realized, and the grease and the oxidation film on the surface of the crater can be fully cleaned.
The arrangement of the one-way valve 16 in the water filling port avoids the overflow of the organic solvent with higher pressure remained in the liquid supply distribution channel 703 and the pipeline of the metering liquid supply device 704 after the offset-preventing fin 3 is separated from the rail vehicle 2. The ends of the water injection port and the pump gas port are typically provided with a sealing rubber ring to prevent leakage of organic solvents and gases.
Preferably, a spring top ball 17 is embedded in the groove wall of the supporting sliding groove 19, one side of the spring top ball 17 protrudes out of the groove wall of the supporting sliding groove 19, and a concave pit 18 matched with the spring top ball 17 is formed in the supporting sliding block 13.
When the anti-deviation fin plate 3 is inserted into the slot 12, the anti-deviation fin plate 3 extrudes the bead body of the spring top bead 17 to retract, when the tail end of the anti-deviation fin plate 3 is abutted against the tail end of the slot 12, namely after the anti-deviation fin plate 3 and the rail car 2 are assembled, the concave pit 18 on the anti-deviation fin plate 3 is just positioned at the spring top bead 17, the bead body of the spring top bead 17 is pushed into the concave pit 18 under the pushing of the restoring force of the spring, so that the relative fixing of the positions of the rail car 2 and the anti-deviation fin plate 3 in the horizontal direction is realized, and the anti-deviation fin plate 3 enables the concave pit 18 and the spring top bead 17 to be separated from the occlusion position under the action of external force so as to realize the separation of the anti-deviation fin plate 3 and the.
The receiving reversing mechanism 6 comprises a follow-up table 601 installed on the clamping portion 501, a receiving portion 602 rotatably installed on the follow-up table 601, and a rotation driving device 603 used for driving and positioning the receiving portion 602, an avoiding groove 604 matched with the deflection stopping fin 3 is formed in the receiving portion 602, and side grooves 605 used for avoiding the planing tool 801, the wiping cotton cloth 702 and the moisture absorption cotton cloth 11 are formed in the walls of the grooves 605 on the two sides of the avoiding groove 604.
The receiving portion 602 is supported on the follow-up table 601 and is driven to rotate by the rotation driving device 603, so that the avoiding groove 604 in the receiving portion 602 is located in the extending direction of the weld crater, when the rail car 2 moves from the workpiece to the receiving portion 602, the anti-deflection fin 3 at the bottom of the rail car 2 and the welding device 4 behind the rail car slide in the avoiding groove 604, when the rail car 2 moves onto the receiving portion 602, the welding device 4 at the rear end of the rail car 2 completes welding of the weld crater, and when the welded workpiece on the welding tool base 1 is transferred and replaced by a new workpiece, the rotation driving device 603 drives the rail car 2 to turn by the receiving portion 602 until the front end of the anti-deflection fin 3 at the bottom of the rail car 2 is realigned with the avoiding groove 604, that is to enable the rail car 2 to turn around to weld the new workpiece.
The width of the welding head, the welding rod and other parts of the welding device 4 extending into the avoiding groove 604 is not larger than the width of the deviation-preventing fin 3, the width of the avoiding groove 604 is the same as the width of the deviation-preventing fin 3, the side grooves 605 on the walls of the side grooves 605 on the two sides of the avoiding groove 604 avoid the contact of the planer tool 801, the wiping cotton cloth 702 and the moisture absorption cotton cloth 11 with the wall of the avoiding groove 604, namely the distance between the side grooves 605 on the two sides is larger than the distance between the planer tool 801, the wiping cotton cloth 702 and the outside of the moisture absorption cotton cloth 11 on the two sides.
And in order to guarantee the cleaning effect of the welded junction, the planer tool 801, the wiping cotton cloth 702 and the moisture absorption cotton cloth 11 need to be replaced regularly, therefore, both ends of the welding tool base 1 are provided with replacing mechanisms 14, the replacing mechanisms 14 are matched with the accepting reversing mechanism 6 to detach and replace the deflection-stopping fin plate 3 on the rail-following vehicle 2, the welded junction degreasing component 7 and the welded junction membrane removing component 8 are updated in the mode of replacing the deflection-stopping fin plate 3 through the replacing mechanisms 14, and the replacing frequency is determined according to the comprehensive loss conditions of the planer tool 801, the wiping cotton cloth 702 and the moisture absorption cotton cloth 11.
As shown in fig. 1, 2 and 4, the replacing mechanism 14 includes a reciprocating driving device 1401 mounted on the welding tool base 1, and a recovery box 1402 and a storage box 1403 mounted on a sliding portion of the reciprocating driving device 1401, wherein the recovery box 1402 and the storage box 1403 are alternately matched with the rail car 2 moving to the receiving portion 602 through the reciprocating driving device 1401 to replace the offset-preventing fin plate 3.
The openings of the recovery box 1402 and the storage box 1403 face the receiving part 602 side, a pushing device 1404 for installing the anti-deflection fin 3 inside the storage box 1403 on the rail car 2 is installed in the storage box 1403, and a pushing part 15 for moving the anti-deflection fin 3 on the rail car 2 into the recovery box 1402 is installed in one end of the avoiding groove 604 far away from the reciprocating driving device 1401.
The pushing device 1404 is correspondingly arranged according to the arrangement of the anti-deviation fins 3 in the storage box 1403, for example, a plurality of anti-deviation fins 3 are stacked in the storage box 1403, the height and width of the opening of the storage box 1403 are only provided for one anti-deviation fin 3 to pass through, the pushing device 1404 is an electric push rod or other device with the same function which is installed at the lower end of the outer side of the storage box 1403, and the anti-deviation fins 3 at the bottom in the storage box 1403 are pushed out of the storage box 1403 one by the pushing device 1404 until the T-shaped part 13 at the top of the pushed out anti-deviation fin 3 is completely inserted into the T-shaped slot at the bottom of the rail vehicle 2.
The structure of the recovery box 1402 is also set according to the arrangement of the recovered anti-bias fins 3 in the recovery box 1402, preferably, the anti-bias fins 3 are arranged horizontally in the recovery box 1402, the end of the recovery box 1402 with the opening is installed on the sliding portion of the reciprocating driving device 1401, the end of the recovery box 1402 far away from the storage box 1403 is inclined downwards, and the inner wall of the bottom of the recovery box 1402 far away from the receiving portion 602 is inclined downwards, so that the anti-bias fins 3 with one end moving into the recovery box 1402 slide into the recovery box 1402 under the action of self gravity, and the anti-bias fins 3 entering the recovery box 1402 slide towards the side far away from the storage box 1403 one by one under the action of self gravity, thereby realizing the horizontal arrangement of the anti-bias fins 3, and having a simple and practical structure.
The pushing part 15 comprises a transmission slide block 1501 driven to slide in the avoiding groove 604 in a reciprocating mode and a recovery driving device 22 installed in the bearing part 602 and used for driving the transmission slide block 1501, the initial position of the transmission slide block 1501 is located in the inlet end of the avoiding groove 604, a one-way hinge 1502 is installed on the transmission slide block 1501, a one-way turnover plate 1503 capable of only swinging towards the outlet end direction of the avoiding groove 604 is installed on the transmission slide block 1501 through the one-way hinge 1502, reset torsion springs 1504 used for enabling the one-way turnover plate 1503 to stand are installed on two sides of the transmission slide block 1501, the one-way turnover plate 1503 stands through the restoring force of the reset torsion springs 1504 after the deviation stopping fin plate 3 moves into the avoiding groove 604, and the transmission slide block 1501 drives the deviation stopping fin 3 to move towards the outlet end direction of the avoiding groove 604 through the one-way turnover plate 1503 standing behind the.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. The automatic straight seam welding device is characterized by comprising a welding tool base (1) for fixedly placing a workpiece and a rail-following vehicle (2) taking the workpiece as an advancing track to move back and forth, wherein a deviation-stopping fin plate (3) with one end inserted into the workpiece is mounted on the rail-following vehicle (2), a cleaning mechanism for cleaning a welding opening is mounted on the deviation-stopping fin plate (3), a welding device (4) is mounted at one end of the rail-following vehicle (2) opposite to the deviation-stopping fin plate (3), and end fixing devices (5) for clamping and fixing the end part of the workpiece are mounted at two ends of the welding tool base (1);
tip fixing device (5) are including installing clamping part (501) at welding fixture base (1) both ends to and be used for driving both ends clamping part (501) are close to each other or centre gripping drive arrangement (502) of keeping away from, install on clamping part (501) and accept reversing mechanism (6), follow railcar (2) by the terminal motion of work piece extremely accept on reversing mechanism (6), follow railcar (2) and pass through accept reversing mechanism (6) switching-over in order to right new work piece on welding fixture base (1) welds, just follow on railcar (2) ending inclined to one side fin board (3) with welding set (4) pass through accept reversing mechanism (6) with the weld seam alignment of new work piece on welding fixture base (1).
2. The automatic straight seam welding device according to claim 1, characterized in that the cleaning mechanism comprises a crater degreasing component (7) for cleaning grease at the crater and a crater degreasing component (8) for cleaning an oxide film at the crater, the crater degreasing component (8) and the crater degreasing component (7) are sequentially arranged in a direction away from the welding device (4), and the crater degreasing component (8) is arranged on the deflection-stopping fin plate (3).
3. The automatic straight seam welding device according to claim 2, characterized in that the crater degreasing component (7) comprises an organic solvent tank (701) mounted on the rail-circulating vehicle (2) and wiping cotton cloth (702) mounted on two side walls of the inclined-end fin (3), a liquid supply distribution channel (703) is formed in one side, away from a workpiece, of the wiping cotton cloth (702) in the inclined-end fin (3), and the liquid supply distribution channel (703) is connected with the organic solvent tank (701) through a metering liquid supply device (704).
4. The automatic straight seam welding device according to claim 3, characterized in that the crater film removing assembly (8) comprises planing tools (801) respectively installed at two sides of the offset-preventing fin (3), wherein chip grooves (802) for discharging metal chips are formed at two sides of the offset-preventing fin (3), the chip grooves (802) penetrate through one end of the offset-preventing fin (3) inserted into the crater, the planing tools (801) are installed on a side groove (605) wall of the chip grooves (802) far away from the advancing direction of the rail-circulating vehicle (2), and the cutting edges of the planing tools (801) are obliquely arranged towards the advancing direction of the rail-circulating vehicle (2).
5. The automatic straight seam welding device according to claim 4, characterized in that a blowing hole (9) penetrating through two sides of the oblique-stop fin plate (3) is formed in the oblique-stop fin plate, a heat dissipation blowing device (10) communicated with the blowing hole (9) is installed on the rail-circulating vehicle (2), gas pumped by the heat dissipation blowing device (10) is blown to the surface of a welded junction to blow the surface of the welded junction, moisture absorption cotton cloth (11) is installed on the oblique-stop fin plate (3), and the blowing hole (9) is located between the moisture absorption cotton cloth (11) and the chip removal grooves (802).
6. The automatic longitudinal welding device according to claim 5, wherein the rail-circulating vehicle (2) is provided with a slot (12) penetrating through the front end of the rail-circulating vehicle in the traveling direction, and two side walls of the slot (12) are respectively provided with a bearing slider (13) oppositely arranged, a bearing chute (19) matched with the bearing slider (13) is formed in the side wall of the deflection-preventing fin (3), the deflection-preventing fin (3) and the slot (12) are respectively provided with a water injection port for communicating the liquid supply distribution channel (703) and the metering liquid supply device (704), and a pump air port for communicating the heat dissipation blowing device (10) and the air blowing hole (9), and a one-way valve (16) which is unidirectionally communicated with the liquid supply distribution channel (703) is installed in the water injection port.
7. The automatic straight seam welding device according to claim 6, characterized in that a spring top ball (17) is embedded and mounted on a groove wall of the supporting chute (19), one side of the spring top ball (17) protrudes out of the groove wall of the supporting chute (19), and a concave pit (18) matched with the spring top ball (17) is formed on the supporting slide block (13).
8. An automated straight seam welding apparatus according to claim 4, characterized in that the take-up reversing mechanism (6) comprises a follow-up table (601) mounted on the clamping portion (501), a take-up portion (602) rotatably mounted on the follow-up table (601), and a rotational drive device (603) for driving and positioning the receiving part (602), an avoiding groove (604) matched with the deflection-stopping fin plate (3) is arranged on the bearing part (602), the walls of the grooves (605) at the two sides of the avoiding groove (604) are provided with side grooves (605) for avoiding the plane cutter (801), the wiping cotton cloth (702) and the moisture absorption cotton cloth (11), both ends of the welding tool base (1) are provided with replacing mechanisms (14), the replacement mechanism (14) is matched with the receiving reversing mechanism (6) to detach and replace the deflection-stopping fin plate (3) on the rail-circulating vehicle (2).
9. An automated straight seam welding device according to claim 8, characterized in that the replacing mechanism (14) comprises a reciprocating driving device (1401) installed on the welding tool base (1), and a recovery box (1402) and a storage box (1403) installed on a sliding part of the reciprocating driving device (1401), wherein the recovery box (1402) and the storage box (1403) are alternately matched with the rail car (2) moving to the receiving part (602) through the reciprocating driving device (1401) to replace the offset-preventing fin plate (3);
the openings of the recovery box (1402) and the storage box (1403) face to one side of the receiving part (602), and a pushing device (1404) used for installing the anti-deflection fin plate (3) inside the storage box (1403) on the rail-circulating vehicle (2) is installed in the storage box (1403);
and a pushing part (15) used for moving the deviation stopping fin plate (3) on the rail-circulating vehicle (2) into the recovery box (1402) is arranged in one end, away from the reciprocating driving device (1401), of the avoiding groove (604).
10. The automatic straight seam welding device according to claim 9, wherein the pushing portion (15) comprises a transmission slider (1501) driven to slide in the avoiding slot (604) in a reciprocating manner, and a recovery driving device (1505) installed in the receiving portion (602) and used for driving the transmission slider (1501), an initial position of the transmission slider (1501) is located in an inlet end of the avoiding slot (604), a one-way hinge (1502) is installed on the transmission slider (1501), a one-way turnover plate (1503) capable of swinging only in a direction towards an outlet end of the avoiding slot (604) is installed on the transmission slider (1501), reset torsion springs (1504) used for enabling the one-way turnover plate (1503) to stand are installed on two sides of the transmission slider (1501), and the one-way turnover plate (1503) passes through the reset torsion springs (1504) after the deviation stopping fin (3) moves into the avoiding slot (604) The transmission slide block (1501) drives the deviation-stopping fin plate (3) to move towards the outlet end direction of the avoidance groove (604) through the unidirectional turnover plate (1503) erected behind the deviation-stopping fin plate (3).
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| CN202010735001.6A CN111618490B (en) | 2020-07-28 | 2020-07-28 | Automatic change transversal joint welding set |
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| CN202010735001.6A CN111618490B (en) | 2020-07-28 | 2020-07-28 | Automatic change transversal joint welding set |
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| CN111618490B true CN111618490B (en) | 2020-10-23 |
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| CN115673608B (en) * | 2022-08-29 | 2023-07-28 | 嘉兴沃尔奇电器股份有限公司 | Straight welding machine |
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