CN112621093A - Ti alloy pipe fitting welding method and welding device - Google Patents
Ti alloy pipe fitting welding method and welding device Download PDFInfo
- Publication number
- CN112621093A CN112621093A CN202011518022.9A CN202011518022A CN112621093A CN 112621093 A CN112621093 A CN 112621093A CN 202011518022 A CN202011518022 A CN 202011518022A CN 112621093 A CN112621093 A CN 112621093A
- Authority
- CN
- China
- Prior art keywords
- welding
- alloy pipe
- fixedly connected
- electric push
- push rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
Abstract
The invention discloses a welding method and a welding device for a Ti alloy pipe fitting, which relate to the field of welding equipment and comprise a base, wherein the top of the base is connected with an intermittent moving structure for intermittent movement of the Ti alloy pipe fitting; the welding bin is characterized in that the top of the base is connected with a welding bin which is welded in an all-argon surrounding mode, rubber gloves used for hand protection are fixedly connected into a straight hole symmetrically formed in the left side wall of the welding bin, an observation window used for observation is fixedly connected to the upper portion of each rubber glove in the welding bin, and a welding mechanism, a rotating structure, a feeding structure and a discharging structure are sequentially connected to the top of the welding bin from left to right.
Description
Technical Field
The invention relates to the field of welding equipment, in particular to a welding method and a welding device for a Ti alloy pipe fitting.
Background
The titanium alloy has the advantages of small density, high tensile strength, good corrosion resistance and the like, but the chemical property of the titanium alloy is extremely active at high temperature, and the titanium has strong absorption effect on hydrogen, oxygen and nitrogen in the air at the temperature of more than 200 ℃, so when the titanium alloy is welded, an inert gas is required to be adopted to protect a welding high-temperature area, and a welding seam melting pool, a heat affected zone and a base metal high-temperature area are protected to prevent the gas such as the hydrogen, the oxygen and the nitrogen in the air from entering a welding seam to cause the deterioration of the welding seam performance.
However, titanium alloy has poor weldability and serious welding defects, which bring great difficulty to the application of titanium alloy, and mainly reflects that the capability of the titanium alloy for absorbing hydrogen, oxygen and nitrogen is gradually increased along with the increase of welding temperature, so that a welded joint is embrittled, the impact toughness and plasticity of the structure are reduced, and a heat affected zone generates cracks.
At present, the welding of titanium alloy pipe fittings is mainly a mode that a welding gun adds a drag cover, and only ventilation protection is carried out around the welding gun, and the mode makes the protective atmosphere form flocculation easily, still has the condition of bad protection, welding defect, and simultaneously, needs other rotation pipe fittings to carry out welding again to pipe fitting welding, is unfavorable for continuous welding, the welding degree of difficulty that increases.
Therefore, a welding method and a welding device for Ti alloy pipes are proposed to solve the above problems.
Disclosure of Invention
The invention aims to provide a welding method and a welding device for a Ti alloy pipe fitting, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a Ti alloy pipe fitting welding device comprises a base, a controller, a welding gun connecting cable, a transverse pipe, a gas injection pipe and a welding gun, wherein the top of the base is connected with an intermittent movement structure used for intermittent movement of a Ti alloy pipe fitting, the intermittent movement structure comprises a rotating shaft, a stepping motor, a supporting plate, a gear ring, a chain, a fixed sleeve, a supporting block and a one-way bearing, the vertical part of the supporting plate is connected with two groups of same rotating shafts in a vertical rotating mode through the connected bearing, the outer end of one group of rotating shafts is fixedly connected with the output end of the stepping motor, the stepping motor is fixedly installed on the outer wall of the supporting plate, the gear ring is symmetrically and fixedly connected with the position of the rotating shaft between the supporting plates, the gear ring is meshed with the chain, the supporting block is uniformly and fixedly connected, the inner ring of the one-way bearing is fixedly connected with a fixed sleeve for inserting the Ti alloy pipe fitting, and the fixed sleeve is fixedly connected with a fixed structure for fixing the Ti alloy pipe fitting;
the top of the base is connected with a welding bin which is welded in a surrounding mode through full argon, rubber gloves used for hand protection are fixedly connected in straight holes symmetrically formed in the left side wall of the welding bin, an observation window used for observation is fixedly connected above the rubber gloves in the welding bin, and a welding mechanism, a rotating structure, a feeding structure and a discharging structure are sequentially connected to the top in the welding bin from left to right;
the welding structure comprises a second electric push rod and a welding gun, the second electric push rod is fixedly installed at the inner top of the welding bin, the telescopic end of the second electric push rod is fixedly connected with the welding gun, the welding gun is connected with a welding gun connecting cable, and the welding gun connecting cable is connected with power supply equipment;
the rotating structure comprises a U-shaped frame, a C-shaped frame, a third electric push rod, a driving motor and a rubber wheel, the bottom of the C-shaped frame is fixedly connected with the third electric push rod which is obliquely arranged, the telescopic end of the third electric push rod is fixedly connected with the U-shaped frame, the two ends of the U-shaped frame are fixedly connected with the driving motor, the output end of the driving motor is fixedly connected with the rubber wheel, and the rubber wheel is attached to the fixed sleeve in a sliding manner when the telescopic end of the third electric push rod extends to the longest extent;
the feeding structure comprises a material box, an insertion cover, a feeding barrel, a third electric push rod and an inverted T-shaped groove, the material box is symmetrically and fixedly installed at the top of the welding bin, the insertion cover is inserted and connected to the inner top of the material box in a sealing mode, the bottom of the material box is fixedly connected with the feeding barrel, the inverted T-shaped groove is formed in the feeding barrel, a discharge hole at the lower end of the inverted T-shaped groove is flush with the fixed sleeve, the third electric push rod is fixedly connected with the front portion and the rear portion of the welding bin, and when the telescopic end of the third electric push rod extends to the longest length, the Ti alloy pipe fitting completely moves into the fixed sleeve from;
a T-shaped rod is fixedly connected between the material boxes, a welding gap interval correction plate used for determining the width of a welding gap between the Ti alloy pipe fittings is fixedly connected to the bottom of the T-shaped rod, and the inner end of the Ti alloy pipe fitting is attached to the side wall of the welding gap interval correction plate in a sliding mode after the Ti alloy pipe fitting completely moves into the fixing sleeve from the inverted T-shaped groove;
the blanking structure comprises a rear cover, a first electric push rod, a jack and a material receiving box, wherein the jack is formed in the rear side wall of the welding bin, the material receiving box is inserted in the jack, the rear side wall of the material receiving box is fixedly connected with the rear cover which is in fit sliding connection with the outer wall of the welding bin, the front inner side wall of the welding bin is fixedly connected with the first electric push rod, and a welded material falls into the material receiving box when the telescopic end of the first electric push rod extends to the longest;
the overflow hole that is used for gaseous spilling over is evenly seted up at the top in welding storehouse, the even fixedly connected with in top in welding storehouse is used for the gas injection pipe, the top fixedly connected with of gas injection pipe violently manages, violently manage and be connected with external argon gas source.
Furthermore, the supporting plate is symmetrically and uniformly fixedly arranged at the top of the base through bolts.
Further, fixed knot constructs including n shaped plate, straight board, round bar, spring, arc clamp plate and straight flute, the straight flute has been seted up at fixed sleeving's top, fixed sleeving is at the top fixedly connected with n shaped plate of straight flute, the straight downthehole laminating sliding connection of straight of n shaped plate has the straight board, the inner wall fixedly connected with of straight board is used for driving the round bar that the straight board removed, the bottom fixedly connected with arc clamp plate of straight board, the bottom diameter size of arc clamp plate is the same with fixed sleeving's inner circle diameter size, the top of arc clamp plate and the interior top fixedly connected with spring of n shaped plate.
Furthermore, the spring is sleeved on the outer side of the straight plate.
Furthermore, the straight plate is in a square structure.
Furthermore, the outer wall connection of welding seam interval correcting plate has the pushing structure who is used for promoting the round bar and removes, pushing structure includes L shape bracing piece and oblique guide bar, the oblique guide bar of right-hand member fixedly connected with of L shape bracing piece and, when the right-hand member of oblique guide bar contacts with the round bar the oblique guide bar promotes the round bar rebound and removes Ti alloy pipe fitting to L shape bracing piece on, the right-hand member setting of L shape bracing piece is at first electric putter's right-hand member, the left end at third electric putter is established to the left end of L shape bracing piece, arc clamp plate and Ti alloy pipe fitting are to the separation when round bar contacts with L shape bracing piece.
Furthermore, the L-shaped support rod is fixedly connected with the side wall of the welding gap distance correction plate.
Furthermore, the C-shaped frame is fixedly arranged at the inner top of the welding bin.
Furthermore, the equal fixedly connected with connecting block of lateral wall of base, the connecting block passes through bolt and welding storehouse fixed connection, and welds the top laminating sealing contact of storehouse bottom and base.
A welding method of a Ti alloy pipe fitting welding device comprises the following steps:
the method comprises the following steps that firstly, Ti alloy pipes to be welded are sequentially placed in a material box of a blanking structure, an inserting cover is inserted in the material box, an external argon source is started, argon enters a welding bin through a gas injection pipe and a transverse pipe, the molecular weight of the argon is larger than that of air, the flushed argon continuously flushes the air after the air is discharged from an overflow hole, the complete argon state in the welding bin is realized, the complete protection of the argon is realized, and welding wires are inserted into the welding bin from the overflow hole at the left end;
step two, a third electric push rod is started, the third electric push rod drives Ti alloy pipe fittings in the upper charging barrel to enter the fixed sleeve, the welding gap interval correction plate limits a gap between two groups of Ti alloy pipe fittings to be a standard welding gap when the Ti alloy pipe fittings are contacted with the welding gap interval correction plate, the third electric push rod is recovered, a stepping motor of an intermittent moving structure intermittently drives a rotating shaft to rotate for a circle, the rotating shaft drives a gear ring to rotate, the gear ring drives a chain to move for a fixed length, the chain intermittently drives the fixed sleeve to move at the upper charging barrel to realize intermittent feeding, an L-shaped support rod of the structure is pushed to be separated from a round rod of the fixed structure when the Ti alloy pipe fittings are separated from the welding gap interval correction plate, a spring pushes an arc-shaped press plate to move downwards, the arc-shaped press plate moves downwards to be, the Ti alloy pipe fitting is ensured to rotate synchronously along with the fixed sleeve;
step three, when the fixed sleeve drives the Ti alloy pipe fitting to move below a welding gun, starting a third electric push rod of a rotating structure, driving a U-shaped frame to move by the third electric push rod, driving a driving motor to move by the U-shaped frame, driving a rubber wheel to move downwards to be attached and contacted with the outer wall of the fixed sleeve, moving the welding wire to a welding part by a worker through a rubber glove, then starting a second electric push rod, the welding gun and the driving motor, controlling the current of the welding gun to be 60-110A, driving the welding gun to move to be contacted with the welding wire to realize positioning welding, simultaneously driving the motor to push the fixed sleeve to rotate through the rubber wheel, driving the welding part of the Ti alloy pipe fitting to sequentially move below the welding gun by the fixed sleeve to carry out welding, realizing the rotating continuous welding of the Ti alloy pipe fitting, and simultaneously continuing the;
step four, when the welding workpiece moves to the rear end of the blanking structure, an inclined guide rod of the pushing structure is in contact with the round rod to push the round rod to move upwards, the round rod drives the arc-shaped pressing plate to move upwards, when the round rod is in contact with the L-shaped supporting rod, the arc-shaped pressing plate is completely separated from the welding workpiece, the fixing sleeve is in a normal hollow state, the welding workpiece and the Ti alloy pipe fitting conveniently enter the fixing sleeve, then a first electric push rod of the blanking structure pushes the welding workpiece to move to the material receiving box, blanking is achieved, and synchronous feeding and welding are achieved through continuous welding.
The invention has the beneficial effects that:
the welding bin is fixed on the base, argon enters the welding bin through the gas injection pipe and the transverse pipe, the molecular weight of the argon is larger than that of air, the flushed argon continuously flushes the air into the welding bin after the flushed argon discharges the air from the overflow hole, the complete argon state in the welding bin is realized, the complete protection of the argon is realized, no influence of other gases on welding is ensured during welding, and the welding effect is ensured.
According to the invention, the Ti alloy pipe fitting is placed in the material box of the blanking structure, the fixed sleeve moves into the upper charging barrel, the third electric push rod pushes the Ti alloy pipe fitting at the bottom of the upper charging barrel to move into the fixed sleeve from the inverted T-shaped groove, so that the feeding is convenient, meanwhile, the third electric push rod pushes the welding gap interval correction plate of the Ti alloy pipe fitting to contact with the welding gap interval correction plate, so that the gap between two groups of Ti alloy pipe fittings is limited to be a standard welding gap, and the standard degree of the welding gap is ensured.
According to the invention, the round rod of the fixed structure is contacted with the inclined guide rod of the pushing structure, the inclined guide rod moves the round rod to the L-shaped support rod, the L-shaped support rod drives the downward round rod to move upwards, the round rod drives the arc-shaped pressing plate to be separated from the welding workpiece, the welding workpiece can move in the fixed sleeve conveniently, the first electric push rod of the blanking structure can push the welding workpiece to move into the material receiving box conveniently, quick blanking is realized, meanwhile, a Ti alloy pipe fitting can be conveniently inserted into the fixed sleeve, the arc-shaped pressing plate is driven by the spring for separating the round rod from the L-shaped support rod to move downwards, the arc-shaped pressing plate is in contact with the Ti alloy pipe fitting in a laminating manner to fix the Ti alloy pipe fitting.
According to the invention, the third electric push rod of the rotating structure drives the rubber wheel to be in contact with the outer wall of the fixed sleeve in a laminating manner during welding, the driving motor drives the rubber wheel to rotate, the rubber wheel drives the fixed sleeve to rotate, and the fixed sleeve drives the Ti alloy pipe fitting to rotate below a welding gun at a position needing to be welded, so that the Ti alloy pipe fitting can be continuously and rapidly welded in a rotating manner, the auxiliary operation of other workers is not required, the continuous welding is facilitated, the welding difficulty is reduced, meanwhile, the unidirectional bearing is in unidirectional rotation, and the unidirectional bearing can always drive the straight plate to be in a vertical state when the welding is finished, so that the stable contact between the round rod.
The invention can carry out continuous production by synchronously feeding, welding and discharging without stopping operation, is beneficial to improving productivity of enterprises and benefits of enterprises.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of the structure of the present invention;
FIG. 3 is a front cross-sectional view of the structure of the present invention;
FIG. 4 is a right side elevational view in cross-section of the present invention;
FIG. 5 is a top cross-sectional view of the structure of the present invention;
FIG. 6 is a top cross-sectional structural right side view of the present invention;
FIG. 7 is a schematic view of a second electric putter and a connection structure thereof according to the present invention;
FIG. 8 is a schematic view of the support block and its connection structure of the present invention;
FIG. 9 is a schematic view of the blanking structure and the connection structure thereof according to the present invention;
FIG. 10 is a schematic view of the diagonal guide bar and its connection structure of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. the welding gun comprises a base 2, a controller 3, a connecting block 4, a welding bin 5, a rubber glove 6, an observation window 7, an overflow hole 8, a welding gun connecting cable 9, a transverse tube 10, a material box 11, an inserting cover 12, an air injection tube 13, a rear cover 14, a U-shaped frame 15, a rotating shaft 16, a stepping motor 17, a supporting plate 18, a gear ring 19, a chain 20, a first electric push rod 21, a feeding cylinder 22, a fixed sleeve 23, a second electric push rod 24, a welding gun 25, a C-shaped frame 26, a welding gap distance correcting plate 27, an L-shaped supporting rod 28, an inclined guiding rod 29, an inserting hole 30, a material receiving box 31, a third electric push rod 32, a T-shaped rod 33, a third electric push rod 34, a driving motor 35, a rubber wheel 36, a supporting block 37, a one-way bearing 38, an n-shaped plate 39, a straight plate 40, a round rod 41, a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example 1
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 9 and 10, the welding device for Ti alloy pipe fittings comprises a base 1, a controller 2, a welding gun connecting cable 8, a transverse pipe 9, an air injection pipe 12 and a welding gun 24, wherein an intermittent moving structure for intermittent movement of Ti alloy pipe fittings is connected to the top of the base 1, the intermittent moving structure comprises a rotating shaft 15, a stepping motor 16, a supporting plate 17, a gear ring 18, a chain 19, a fixed sleeve 22, a supporting block 36 and a one-way bearing 37, the supporting plate 17 is symmetrically and uniformly fixed on the top of the base 1 through bolts, the upright part of the supporting plate 17 is vertically and rotatably connected with two groups of same rotating shafts 15 through connected bearings, the outer end of one group of rotating shafts 15 is fixedly connected with the output end of the stepping motor 16, the stepping motor 16 is fixedly installed on the outer wall of the supporting plate 17, the gear ring 18 is symmetrically, the gear ring 18 is connected with a chain 19 in a meshed mode, supporting blocks 36 are evenly and fixedly connected to the top of the chain 19, one-way bearings 37 are fixedly installed in installation holes of the supporting blocks 36, inner rings of the one-way bearings 37 are fixedly connected with fixing sleeves 22 used for inserting Ti alloy pipe fittings, the fixing sleeves 22 are fixedly connected with fixing structures used for fixing the Ti alloy pipe fittings, the fixing sleeves 22 are conveniently and periodically driven to move, feeding, welding and discharging can be conducted synchronously, stopping operation is not needed, continuous production can be conducted, productivity of enterprises is improved, and benefits of the enterprises are improved;
the top of the base 1 is connected with a welding bin 4 which is welded in a surrounding mode through full argon, the side walls of the base 1 are fixedly connected with connecting blocks 3, the connecting blocks 3 are fixedly connected with the welding bin 4 through bolts, the bottom of the welding bin 4 is in fit sealing contact with the top of the base 1, rubber gloves 5 used for hand protection are fixedly connected in straight holes symmetrically formed in the left side wall of the welding bin 4, an observation window 6 used for observation is fixedly connected above the rubber gloves 5 of the welding bin 4, and the top of the inside of the welding bin 4 is sequentially connected with a welding mechanism, a rotating structure, a feeding structure and a discharging structure from left to right;
the welding structure comprises a second electric push rod 23 and a welding gun 24, the second electric push rod 23 is fixedly installed at the inner top of the welding bin 4, the telescopic end of the second electric push rod 23 is fixedly connected with the welding gun 24, the welding gun 24 is connected with a welding gun connecting cable 8, and the welding gun connecting cable 8 is connected with power supply equipment;
the rotating structure comprises a U-shaped frame 14, a C-shaped frame 25, a third electric push rod 33, a driving motor 34 and a rubber wheel 35, the C-shaped frame 25 is fixedly arranged at the inner top of the welding bin 4, the bottom of the C-shaped frame 25 is fixedly connected with the third electric push rod 33 which is obliquely arranged, the telescopic end of the third electric push rod 33 is fixedly connected with the U-shaped frame 14, two ends of the U-shaped frame 14 are fixedly connected with the driving motor 34, the output end of the driving motor 34 is fixedly connected with the rubber wheel 35, the rubber wheel 35 is in fit sliding connection with the fixed sleeve 22 when the telescopic end of the third electric push rod 33 extends to the maximum, the third electric push rod 33 of the rotating structure drives the rubber wheel 35 to be in fit contact with the outer wall of the fixed sleeve 22 during welding, the driving motor 34 drives the rubber wheel 35 to rotate, the rubber wheel 35 drives the fixed sleeve 22 to rotate, the fixed sleeve 22 drives the Ti, the Ti alloy pipe fitting can be continuously and quickly welded in a rotating mode, other workers do not need to perform auxiliary operation, continuous welding is facilitated, welding difficulty is reduced, meanwhile, the one-way bearing 37 rotates in a one-way mode, the one-way bearing 37 can drive the straight plate 39 to be in a vertical state all the time when welding is finished, and stable contact between the round rod 40 and the inclined guide rod 28 is guaranteed;
the feeding structure comprises a material box 10, an inserting cover 11, a feeding cylinder 21, a third electric push rod 31 and an inverted T-shaped groove 44, wherein the material box 10 is symmetrically and fixedly installed at the top of a welding bin 4, the inserting cover 11 is inserted and connected to the inner top of the material box 10 in a sealing manner, the bottom of the material box 10 is fixedly connected with the feeding cylinder 21, the inverted T-shaped groove 44 is formed in the feeding cylinder 21, a lower-end discharge hole of the inverted T-shaped groove 44 is flush with the fixed sleeve 22, the third electric push rod 31 is fixedly connected with the front and the back of the welding bin 4, Ti alloy pipe fittings completely move into the fixed sleeve 22 from the inverted T-shaped groove 44 when the telescopic end of the third electric push rod 31 extends to the longest length, T-shaped rods 32 are fixedly connected between the material boxes 10, welding gap correction plates 26 used for determining the width of welding gaps among the Ti alloy pipe fittings are fixedly connected to the bottom of the T-shaped rods 32, the Ti alloy pipe fittings completely move into the fixed sleeve 22 from, the Ti alloy pipe fitting is placed in a bin 10 with a blanking structure, a fixed sleeve 22 moves into an upper charging barrel 21, a third electric push rod 31 pushes the Ti alloy pipe fitting at the bottom of the upper charging barrel 21 to move into the fixed sleeve 22 from an inverted T-shaped groove 44, so that the feeding is convenient, meanwhile, the third electric push rod 31 pushes a Ti alloy pipe fitting welding gap interval correction plate 26 to contact with a welding gap interval correction plate 26, and a gap between two groups of Ti alloy pipe fittings is defined as a standard welding gap, so that the standard degree of the welding gap is ensured;
the blanking structure comprises a rear cover 13, a first electric push rod 20, an insertion hole 29 and a material receiving box 30, the insertion hole 29 is formed in the rear side wall of the welding bin 4, the material receiving box 30 is inserted in the insertion hole 29, the rear side wall of the material receiving box 30 is fixedly connected with the rear cover 13 which is in fit sliding connection with the outer wall of the welding bin 4, the front inner side wall of the welding bin 4 is fixedly connected with the first electric push rod 20, and welded materials fall into the material receiving box 30 when the telescopic end of the first electric push rod 20 extends to the longest length, so that rapid blanking is facilitated;
the overflow hole 7 that is used for gaseous overflow is evenly offered at the top in welding storehouse 4, the even fixedly connected with in top in welding storehouse 4 is used for gas injection pipe 12, the violently pipe 9 of top fixedly connected with of gas injection pipe 12, violently pipe 9 is connected with external argon gas source, welding storehouse 4 is fixed on base 1, argon gas passes through gas injection pipe 12 and violently manages 9 and get into in the welding storehouse 4, the argon gas molecular weight is greater than the air, the argon gas of dashing in is in succession flushed into with the air after 7 discharges from the overflow hole, realize the complete argon gas state of department in the welding storehouse 4, realize argon gas complete protection, it is influential to have not other gaseous butt welds when having guaranteed the welding.
Example 2
Example 2 is a further modification to example 1.
As shown in fig. 8, the fixing structure includes an n-shaped plate 38, a straight plate 39, a round bar 40, a spring 41, an arc-shaped pressing plate 42 and a straight groove 43, the top of the fixing sleeve 22 is provided with the straight groove 43, the fixing sleeve 22 is fixedly connected with the n-shaped plate 38 at the top of the straight groove 43, the straight plate 39 is slidably connected in the straight hole of the n-shaped plate 38 in a fitting manner, the round bar 40 for driving the straight plate 39 to move is fixedly connected to the inner wall of the straight plate 39, the arc-shaped pressing plate 42 is fixedly connected to the bottom of the straight plate 39, the diameter of the bottom of the arc-shaped pressing plate 42 is the same as that of the inner ring of the fixing sleeve 22, the spring 41 is fixedly connected to the top of the arc-shaped pressing plate 42 and the top of the n-shaped plate 38, the spring 41 is sleeved on the outer side of the straight plate 39, the straight plate 39 is of a square structure for facilitating insertion of the Ti alloy pipe into the fixing sleeve 22, the round bar, ensuring that the Ti alloy tube rotates with the locking collar 22.
Example 3
Example 3 is a further modification to example 1.
As shown in fig. 4 and 10, the outer wall of the welding gap distance correcting plate 26 is connected with a pushing structure for pushing the round bar 40 to move, the pushing structure includes an L-shaped supporting bar 27 and an inclined guiding bar 28, the right end of the L-shaped supporting bar 27 is fixedly connected with the inclined guiding bar 28, when the right end of the inclined guiding bar 28 contacts with the round bar 40, the inclined guiding bar 28 pushes the round bar 40 to move upwards to move the Ti alloy pipe to the L-shaped supporting bar 27, the right end of the L-shaped supporting bar 27 is arranged at the right end of the first electric push rod 20, the left end of the L-shaped supporting bar 27 is arranged at the left end of the third electric push rod 31, when the round bar 40 contacts with the L-shaped supporting bar 27, the arc-shaped pressing plate 42 is separated from the Ti alloy pipe, the L-shaped supporting bar 27 is fixedly connected with the side wall of the welding gap distance correcting plate 26, the round bar 40 of the fixed structure contacts with the inclined guiding bar 28 of the pushing structure, the L-shaped supporting rod 27 drives the downward round rod 40 to move upwards, the round rod 40 drives the arc-shaped pressing plate 42 to be separated from the welding workpiece, the welding workpiece can move in the fixed sleeve 22 conveniently, the first electric push rod 20 of the blanking structure can push the welding workpiece to move to the material receiving box 30 conveniently, and rapid blanking is achieved.
When in use, the welding method of the welding device for the Ti alloy pipe fitting comprises the following steps:
firstly, Ti alloy pipes to be welded are sequentially placed in a material box 10 with a blanking structure, an inserting cover 11 is inserted in the material box 10, an external argon source is started, argon enters a welding bin 4 through a gas injection pipe 12 and a transverse pipe 9, the molecular weight of the argon is larger than that of air, the flushed argon continuously flushes the argon after the air is discharged from an overflow hole 7, the complete argon state in the welding bin 4 is realized, the complete argon protection is realized, no influence of other gases on welding is ensured during welding, the welding effect is ensured, and welding wires are inserted into the welding bin 4 from the overflow hole 7 at the left end;
step two, starting a third electric push rod 31, driving the Ti alloy pipe fittings in the upper charging barrel 21 to enter the fixed sleeve 22 by the third electric push rod 31, and limiting the gap between the two groups of Ti alloy pipe fittings by the welding gap distance correcting plate 26 as a standard welding gap when the Ti alloy pipe fittings contact with the welding gap distance correcting plate 26, so that the standard of the welding gap is ensured; the third electric push rod 31 is used for recycling, the stepping motor 16 of the intermittent moving structure intermittently drives the rotating shaft 15 to rotate for one circle, the rotating shaft 15 drives the gear ring 18 to rotate, the gear ring 18 drives the chain 19 to move for a fixed length, the chain 19 intermittently drives the fixed sleeve 22 to move to the feeding barrel 21, intermittent feeding is achieved, when the Ti alloy pipe fitting is separated from the welding gap interval correction plate 26, the L-shaped supporting rod 27 of the pushing structure is separated from the round rod 40 of the fixed structure, the spring 41 pushes the arc-shaped pressing plate 42 to move downwards, the arc-shaped pressing plate 42 moves downwards to be in contact with the outer surface of the Ti alloy pipe fitting, the Ti alloy pipe fitting is fixed in the fixed sleeve 22, and the Ti alloy pipe;
step three, when the fixed sleeve 22 drives the Ti alloy pipe fitting to move below the welding gun 24, a third electric push rod 33 of a rotating structure is started, the third electric push rod 33 drives the U-shaped frame 14 to move, the U-shaped frame 14 drives the driving motor 34 to move, the driving motor 34 drives the rubber wheel 35 to move downwards until the outer wall of the fixed sleeve 22 is in contact with the welding wire in a fitting manner, a worker moves the welding wire to a welding part through the rubber glove 5, then the second electric push rod 23, the welding gun 24 and the driving motor 34 are started, the current of the welding gun 24 is controlled to be 60-110A, the second electric push rod 23 drives the welding gun 24 to move to be in contact with the welding wire to realize positioning welding, meanwhile, the driving motor 34 pushes the fixed sleeve 22 to rotate through the rubber wheel 35, the fixed sleeve 22 drives the welding part of the Ti alloy pipe fitting to sequentially move below the welding gun 24 to be welded, the rotating continuous, need not other staff's auxiliary operation, do benefit to continuous welding, reduce the welding degree of difficulty, one-way bearing 37 is single-direction rotation simultaneously, one-way bearing 37 can drive straight board 39 all the time and be in vertical state when the welding finishes, has guaranteed that round bar 40 and oblique guide rod 28 contact are stable, and feed mechanism continues the material loading simultaneously in the welding, and material loading, welding and unloading go on in step, need not to shut down the operation, can produce in succession, do benefit to the enterprise and improve the productivity, do benefit to and promote the performance of enterprises.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a Ti alloy pipe fitting welding set, includes base (1), controller (2), welder connecting cable (8), violently manages (9), gas injection pipe (12) and welder (24), its characterized in that: the top of the base (1) is connected with an intermittent movement structure used for intermittent movement of a Ti alloy pipe fitting, the intermittent movement structure comprises a rotating shaft (15), a stepping motor (16), a support plate (17), a gear ring (18), a chain (19), a fixed sleeve (22), a support block (36) and a one-way bearing (37), the upright position of the support plate (17) is connected with two groups of identical rotating shafts (15) in an up-and-down rotating mode through the connected bearing, the outer end of one group of rotating shafts (15) is fixedly connected with the output end of the stepping motor (16), the stepping motor (16) is fixedly installed on the outer wall of the support plate (17), the gear ring (18) is symmetrically and fixedly connected with the position between the support plates (17) of the rotating shafts (15), the gear ring (18) is connected with the chain (19) in a meshing mode, and the support block, a one-way bearing (37) is fixedly mounted in a mounting hole of the supporting block (36), an inner ring of the one-way bearing (37) is fixedly connected with a fixing sleeve (22) for inserting a Ti alloy pipe fitting, and the fixing sleeve (22) is fixedly connected with a fixing structure for fixing the Ti alloy pipe fitting;
the top of the base (1) is connected with a welding bin (4) which is welded in a surrounding mode through full argon, rubber gloves (5) used for hand protection are fixedly connected into straight holes symmetrically formed in the left side wall of the welding bin (4), an observation window (6) used for observation is fixedly connected to the welding bin (4) above the rubber gloves (5), and the top in the welding bin (4) is sequentially connected with a welding mechanism, a rotating structure, a feeding structure and a discharging structure from left to right;
the welding structure comprises a second electric push rod (23) and a welding gun (24), the second electric push rod (23) is fixedly installed at the inner top of the welding bin (4), the telescopic end of the second electric push rod (23) is fixedly connected with the welding gun (24), the welding gun (24) is connected with a welding gun connecting cable (8), and the welding gun connecting cable (8) is connected with a power supply device;
the rotating structure comprises a U-shaped frame (14), a C-shaped frame (25), a third electric push rod (33), a driving motor (34) and a rubber wheel (35), the bottom of the C-shaped frame (25) is fixedly connected with the third electric push rod (33) which is obliquely arranged, the telescopic end of the third electric push rod (33) is fixedly connected with the U-shaped frame (14), two ends of the U-shaped frame (14) are fixedly connected with the driving motor (34), the output end of the driving motor (34) is fixedly connected with the rubber wheel (35), and the rubber wheel (35) is attached to and slidably connected with the fixed sleeve (22) when the telescopic end of the third electric push rod (33) is extended to the longest;
the feeding structure comprises a material box (10), an insertion cover (11), a feeding cylinder (21), a third electric push rod (31) and an inverted T-shaped groove (44), the material box (10) is symmetrically and fixedly installed at the top of the welding bin (4), the insertion cover (11) is inserted into the inner top of the material box (10) in a sealing mode, the feeding cylinder (21) is fixedly connected to the bottom of the material box (10), the inverted T-shaped groove (44) is formed in the feeding cylinder (21), a lower-end discharging hole of the inverted T-shaped groove (44) is flush with the fixed sleeve (22), the third electric push rod (31) is fixedly connected with the front portion and the rear portion of the welding bin (4), and when the telescopic end of the third electric push rod (31) extends to the longest point, Ti alloy pipe fittings completely move into the fixed sleeve (22) from the inverted T-shaped groove (44);
a T-shaped rod (32) is fixedly connected between the work bin (10), a welding gap interval correcting plate (26) used for determining the width of a welding gap between Ti alloy pipe fittings is fixedly connected to the bottom of the T-shaped rod (32), and the inner ends of the Ti alloy pipe fittings are attached to the side wall of the welding gap interval correcting plate (26) in a sliding mode after the Ti alloy pipe fittings are completely moved into the fixing sleeve (22) from the inverted T-shaped groove (44);
the blanking structure comprises a rear cover (13), a first electric push rod (20), an insertion hole (29) and a material receiving box (30), the insertion hole (29) is formed in the rear side wall of the welding bin (4), the material receiving box (30) is inserted in the insertion hole (29), the rear side wall of the material receiving box (30) is fixedly connected with the rear cover (13) which is attached to the outer wall of the welding bin (4) in a sliding mode, the front inner side wall of the welding bin (4) is fixedly connected with the first electric push rod (20), and welded materials fall into the material receiving box (30) when the telescopic end of the first electric push rod (20) extends to the longest;
overflow hole (7) that are used for gas to spill over are evenly offered at the top in welding storehouse (4), the even fixedly connected with in top in welding storehouse (4) is used for gas injection pipe (12), the horizontal pipe of top fixedly connected with (9) of gas injection pipe (12), violently manage (9) and be connected with external argon gas source.
2. A Ti alloy pipe welding apparatus as defined in claim 1, wherein: the supporting plate (17) is symmetrically, uniformly and fixedly arranged at the top of the base (1) through bolts.
3. A Ti alloy pipe welding apparatus as defined in claim 1, wherein: fixed knot constructs including n shaped plate (38), straight board (39), round bar (40), spring (41), arc clamp plate (42) and straight flute (43), straight flute (43) have been seted up at the top of fixed sleeve (22), fixed sleeve (22) are at top fixedly connected with n shaped plate (38) of straight flute (43), the straight downthehole laminating sliding connection of n shaped plate (38) has straight board (39), the inner wall fixedly connected with of straight board (39) is used for driving round bar (40) that straight board (39) removed, the bottom fixedly connected with arc clamp plate (42) of straight board (39), the bottom diameter size of arc clamp plate (42) is the same with the inner circle diameter size of fixed sleeve (22), the top of arc clamp plate (42) and the interior top fixedly connected with spring (41) of n shaped plate (38).
4. A Ti alloy pipe welding apparatus as claimed in claim 3, wherein: the spring (41) is sleeved outside the straight plate (39).
5. A Ti alloy pipe welding apparatus as claimed in claim 3, wherein: the straight plate (39) is of a square structure.
6. A Ti alloy pipe welding apparatus as claimed in claim 3, wherein: the outer wall connection of welding seam interval correcting plate (26) has the promotion structure that is used for promoting round bar (40) to remove, promote the structure and include L shape bracing piece (27) and oblique guide bar (28), right-hand member fixedly connected with oblique guide bar (28) of L shape bracing piece (27) and, when the right-hand member of oblique guide bar (28) contacts with round bar (40) oblique guide bar (28) promote round bar (40) rebound and remove Ti alloy pipe fitting to L shape bracing piece (27) on, the right-hand member setting of L shape bracing piece (27) is at the right-hand member of first electric putter (20), the left end at third electric putter (31) is established to the left end of L shape bracing piece (27), arc clamp plate (42) and Ti alloy pipe fitting are to the separation when round bar (40) and L shape bracing piece (27) contact.
7. A Ti alloy pipe fitting welding device according to claim 6, characterized in that: the L-shaped supporting rod (27) is fixedly connected with the side wall of the welding gap distance correcting plate (26).
8. A Ti alloy pipe welding apparatus as defined in claim 1, wherein: the C-shaped frame (25) is fixedly arranged at the inner top of the welding bin (4).
9. A Ti alloy pipe welding apparatus as defined in claim 1, wherein: the equal fixedly connected with connecting block (3) of lateral wall of base (1), connecting block (3) pass through bolt and welding storehouse (4) fixed connection, and the top laminating sealing contact of welding storehouse (4) bottom and base (1).
10. The welding method of a Ti alloy pipe welding apparatus according to any one of claims 6 to 7, wherein: the welding method comprises the following steps:
firstly, Ti alloy pipes to be welded are sequentially placed in a material box (10) of a blanking structure, an inserting cover (11) is inserted in the material box (10), an external argon source is started simultaneously, argon enters a welding bin (4) through a gas injection pipe (12) and a transverse pipe (9), the molecular weight of the argon is larger than that of air, the flushed argon continuously flushes the air after the air is discharged from an overflow hole (7), the complete argon state in the welding bin (4) is realized, the complete protection of the argon is realized, and welding wires are inserted into the welding bin (4) from the overflow hole (7) at the left end;
step two, a third electric push rod (31) is started, the third electric push rod (31) drives Ti alloy pipe fittings in the feeding barrel (21) to enter a fixed sleeve (22), when the Ti alloy pipe fittings are contacted with a welding gap interval correction plate (26), the welding gap interval correction plate (26) limits gaps between two groups of Ti alloy pipe fittings to be standard welding gaps, the third electric push rod (31) is recovered, a stepping motor (16) with an intermittent moving structure intermittently drives a rotating shaft (15) to rotate for a circle, the rotating shaft (15) drives a gear ring (18) to rotate, the gear ring (18) drives a chain (19) to move for a fixed length, the chain (19) intermittently drives the fixed sleeve (22) to move to the feeding barrel (21) to realize intermittent feeding, and when the Ti alloy pipe fittings are separated from the welding gap interval correction plate (26), an L-shaped support rod (27) with a structure is pushed to be separated from a round rod (40) with a fixed structure, the spring (41) pushes the arc-shaped pressing plate (42) to move downwards, the arc-shaped pressing plate (42) moves downwards to be in contact with the outer surface of the Ti alloy pipe fitting, the Ti alloy pipe fitting is fixed in the fixed sleeve (22), and the Ti alloy pipe fitting is guaranteed to rotate synchronously along with the fixed sleeve (22);
step three, when the fixed sleeve (22) drives the Ti alloy pipe fitting to move below the welding gun (24), a third electric push rod (33) of a rotating structure is started, the third electric push rod (33) drives the U-shaped frame (14) to move, the U-shaped frame (14) drives the driving motor (34) to move, the driving motor (34) drives the rubber wheel (35) to move downwards to be attached and contacted with the outer wall of the fixed sleeve (22), a worker moves the welding wire to a welding position through the rubber glove (5), then the second electric push rod (23), the welding gun (24) and the driving motor (34) are started, the current of the welding gun (24) is controlled to be 60-110A, the second electric push rod (23) drives the welding gun (24) to move to be contacted with the welding wire to achieve positioning welding, meanwhile, the driving motor (34) drives the fixed sleeve (22) to rotate through the rubber wheel (35), the fixed sleeve (22) drives the welding position of the Ti alloy pipe fitting to move below the welding gun (24) in sequence to, the continuous welding of the Ti alloy pipe fitting is realized, and the feeding mechanism continues feeding while welding;
step four, when the welding workpiece moves to the rear end of the blanking structure, an inclined guide rod (28) of the pushing structure is in contact with a round rod (40) to push the round rod (40) to move upwards, the round rod (40) drives an arc-shaped pressing plate (42) to move upwards, when the round rod (40) is in contact with an L-shaped support rod (27), the arc-shaped pressing plate (42) is completely separated from the welding workpiece, the fixing sleeve (22) is in a normal hollow state, the welding workpiece and the Ti alloy pipe fitting conveniently enter the fixing sleeve (22), then a first electric push rod (20) of the blanking structure pushes the welding workpiece to move into a material receiving box (30), blanking, loading and welding are synchronously achieved, and continuous welding is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011518022.9A CN112621093B (en) | 2020-12-21 | 2020-12-21 | Ti alloy pipe fitting welding method and welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011518022.9A CN112621093B (en) | 2020-12-21 | 2020-12-21 | Ti alloy pipe fitting welding method and welding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112621093A true CN112621093A (en) | 2021-04-09 |
| CN112621093B CN112621093B (en) | 2021-06-15 |
Family
ID=75320238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011518022.9A Active CN112621093B (en) | 2020-12-21 | 2020-12-21 | Ti alloy pipe fitting welding method and welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112621093B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201751078U (en) * | 2010-03-23 | 2011-02-23 | 浙江吉利汽车有限公司 | Automatic feeder of car body top cover |
| KR101520398B1 (en) * | 2014-08-28 | 2015-05-15 | 주식회사 이포 | Automatic Argon Welding Device for Pipe |
| KR101807489B1 (en) * | 2017-08-24 | 2018-01-18 | 주식회사 태선엔지니어링 | Punches for metal pipes |
| CN107838520A (en) * | 2017-11-29 | 2018-03-27 | 四川珩必鑫电子科技有限公司 | A kind of wiring board jig |
| CN109570725A (en) * | 2018-11-21 | 2019-04-05 | 广西南宁胜祺安科技开发有限公司 | A kind of vacuum welding equipment and its application method can automatically detect weld seam |
| CN109570696A (en) * | 2019-01-09 | 2019-04-05 | 南京英尼格玛工业自动化技术有限公司 | A kind of water cooling tube rotation surfacing equipment |
| CN209850172U (en) * | 2019-04-12 | 2019-12-27 | 中桂电力设备有限公司 | Chain machine |
| CN111375996A (en) * | 2020-03-30 | 2020-07-07 | 如皋市煜腾金属材料科技有限公司 | Stainless steel pipe welding method |
| CN111558798A (en) * | 2020-05-25 | 2020-08-21 | 谢兵 | Inner welding device for waist-shaped pipe |
| CN212122137U (en) * | 2020-01-17 | 2020-12-11 | 广州贡寿生物科技有限公司 | Novel pipe welding protection device |
-
2020
- 2020-12-21 CN CN202011518022.9A patent/CN112621093B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201751078U (en) * | 2010-03-23 | 2011-02-23 | 浙江吉利汽车有限公司 | Automatic feeder of car body top cover |
| KR101520398B1 (en) * | 2014-08-28 | 2015-05-15 | 주식회사 이포 | Automatic Argon Welding Device for Pipe |
| KR101807489B1 (en) * | 2017-08-24 | 2018-01-18 | 주식회사 태선엔지니어링 | Punches for metal pipes |
| CN107838520A (en) * | 2017-11-29 | 2018-03-27 | 四川珩必鑫电子科技有限公司 | A kind of wiring board jig |
| CN109570725A (en) * | 2018-11-21 | 2019-04-05 | 广西南宁胜祺安科技开发有限公司 | A kind of vacuum welding equipment and its application method can automatically detect weld seam |
| CN109570696A (en) * | 2019-01-09 | 2019-04-05 | 南京英尼格玛工业自动化技术有限公司 | A kind of water cooling tube rotation surfacing equipment |
| CN209850172U (en) * | 2019-04-12 | 2019-12-27 | 中桂电力设备有限公司 | Chain machine |
| CN212122137U (en) * | 2020-01-17 | 2020-12-11 | 广州贡寿生物科技有限公司 | Novel pipe welding protection device |
| CN111375996A (en) * | 2020-03-30 | 2020-07-07 | 如皋市煜腾金属材料科技有限公司 | Stainless steel pipe welding method |
| CN111558798A (en) * | 2020-05-25 | 2020-08-21 | 谢兵 | Inner welding device for waist-shaped pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112621093B (en) | 2021-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2561549Y (en) | Automatic tubular mother line aligned welder | |
| CN101306488B (en) | Double arc four wire automatic arc-submerging welder and manufacture method thereof | |
| CN206882969U (en) | One kind is without copper facing crin gas-shield automatic welding connection device | |
| CN103406647B (en) | Automatic welding and forming machine of reinforcing steel bar skeleton of telegraph pole | |
| CN107414260B (en) | Combined gasket, automatic mounting and abutting mechanism thereof and welding process | |
| CN114346584A (en) | Welding frock suitable for scaffold frame short steel pipe is recycled | |
| CN101596650A (en) | A kind of multifunctional welding and cutting device | |
| CN112621093B (en) | Ti alloy pipe fitting welding method and welding device | |
| CN107252955A (en) | The welding procedure of offshore wind farm jacket basis bracket | |
| CN114669903A (en) | Automatic steel pipe repair welding machine | |
| CN201856058U (en) | Agitating lorry tank welder | |
| CN212885673U (en) | A get and send material device for spot welding machine | |
| CN111822826B (en) | Wheel type automatic welding lengthening construction method for large-diameter steel pipe column | |
| CN111299914B (en) | Conductive block device for welding device for circumferential butt joint of steel pipe and flange with neck | |
| CN108237303B (en) | Rail narrow-gap arc welding machine and welding method thereof | |
| CN213438090U (en) | Welding device for steelmaking oxygen lance | |
| CN209936177U (en) | Device for welding stainless steel pipe | |
| CN214322330U (en) | Single-gun and double-gun automatic welding equipment for lock catch | |
| CN210908432U (en) | Automatic brazing system of solar panel core frame | |
| CN113333912A (en) | Front shield screw machine sleeve surfacing tool, automatic surfacing equipment and surfacing method | |
| CN107598342A (en) | A kind of large-scale pumped storage power generator entirety doleiform axle welding manufacture method | |
| CN211148521U (en) | Single-rod magnetic particle flaw detector after cross rod decomposition | |
| US3018357A (en) | Welding apparatus and method | |
| JPS59232620A (en) | O-pressing device for forming uo types | |
| CN220698515U (en) | Tool clamp for welding cast ingots |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220624 Address after: 226500 Room 201, No. 8, Yongxing Road, Panjing Town, Rugao City, Nantong City, Jiangsu Province Patentee after: Jiangsu saifulong Intelligent Equipment Co.,Ltd. Address before: 226500 group 39, Wanfu village, Tiaojing Town, Rugao City, Nantong City, Jiangsu Province Patentee before: RUGAO CITY YUTENG METAL MATERIAL TECHNOLOGY CO.,LTD. |