CN106238993B - One kind is applied to penstock stiffening ring automatic welding system and welding method - Google Patents
One kind is applied to penstock stiffening ring automatic welding system and welding method Download PDFInfo
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- CN106238993B CN106238993B CN201610858069.7A CN201610858069A CN106238993B CN 106238993 B CN106238993 B CN 106238993B CN 201610858069 A CN201610858069 A CN 201610858069A CN 106238993 B CN106238993 B CN 106238993B
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- 238000003466 welding Methods 0.000 title claims abstract description 189
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 230000023298 conjugation with cellular fusion Effects 0.000 claims abstract description 4
- 230000013011 mating Effects 0.000 claims abstract description 4
- 230000021037 unidirectional conjugation Effects 0.000 claims abstract description 4
- 238000005476 soldering Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007778 shielded metal arc welding Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000010599 Verbascum thapsus Nutrition 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001737 promoting Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0211—Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/095—Monitoring or automatic control of welding parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
Abstract
The invention discloses one kind to be applied to penstock stiffening ring automatic welding system and welding method, it includes welding machine, the welding machine is connected by circumscripted power line with external power supply, the welding machine is connected by welding machine low-voltage output cord with the opening valve of gas cylinder, the outlet of the gas cylinder is in mating connection by the welding gun of gas outlet tube and welding tractor, the welding machine is connected with the welding gun of welding tractor, the welding gun of the welding tractor is engaged by wire-feed motor realizes automatic feeding, the wire-feed motor is connected with wire reel, the welding tractor is connected by dolly circumscripted power line with dolly external power supply.This welder can improve large-scale and giant pressure steel pipe workmanship, realize stiffening ring automatic welding, liberate the productive forces, and improve production efficiency, reduce production cost.
Description
Technical field
The invention belongs to penstock automatic welding technique field, more particularly to one kind to be applied to penstock stiffening ring
Automatic welding system, welding tractor device and welding method and method, it is mainly used in power station single tube section penstock longitudinal joint
After the completion of welding and correcting, after assembling stiffening ring, the automatic welding of the flat fillet weld to stiffening ring and steel pipe tube wall composition fills
Put, it can also be used to the welding of the fillet weld in the flat position of the external accessory such as large-scale cylinder type container.
Background technology
Penstock is the important component of the defeated hydraulic structure in power station, and it is connected the water inlet and water wheels in power station
Machine spiral case, play and water is introduced into spiral case by water inlet, the effect for promoting the hydraulic turbine to rotate.The common arrangement form of penstock
Have：Pipe laying etc. behind bright pipe, underground buried tube, backfill pipe, penstock on downstream dam sur, dam.Pipe laying diameter of steel tube is larger after its penstock on downstream dam sur and dam,
Generally it is made up of 2 to 3 tiles, 26 unit diversion system penstock maximum gauges 12.8 of pipe of reinforced concrete at Three Gorges Power Station left and right banks factory building
Rice.4 14.4 meters of unit diversion system penstock maximum gauges of Xiangjiabahydropower project Right Bank Underground Powerhouse, it is generation so far
The maximum penstock of diameter in boundary.Such major diameter penstock is often carried out using the method for building-site manufacture, for
The welding of longitudinal joint has been realized in automatic welding, but the fillet welding that stiffening ring forms with tube wall is always using SMAW
Mode, weld seam welding quantity is more, often has 2~3 stiffening rings on single-unit steel pipe, the width of stiffening ring for 150~
300mm。
The mode of welding generally use human weld for major diameter penstock stiffening ring is carried out, using human weld
Mode welding personnel workload it is big, operating efficiency is low；And during human weld, it can not ensure to weld matter well
Measure, welding deformation easily occurs in welding process, and then have impact on the quality of whole penstock；It is welded into welding process
This is higher.
One kind is also disclosed that in previous application " one kind is used for penstock stiffening ring automatic welding device and method "
The welder of penstock stiffening ring, but this welder may be only available for the welding of minor diameter penstock, Er Qie
Needed in welding process using horizontal type structure, it is necessary to be overturn using servicing unit to steel pipe.
The content of the invention
The technical problems to be solved by the invention are the deficiencies for above-mentioned existing penstock stiffening ring welding, and are provided
One kind be applied to penstock stiffening ring automatic welding system and welding method, this welder can improve large-scale and huge
Type penstock workmanship, realizes stiffening ring automatic welding, liberates the productive forces, and improves production efficiency, reduces production cost.
In order to solve the above-mentioned technical problem, the present invention proposes following technical scheme：One kind is applied to penstock stiffening ring
Automatic welding system, it includes welding machine, and the welding machine is connected by circumscripted power line with external power supply, and the welding machine passes through weldering
Machine low-voltage output cord is connected with the opening valve heater of gas cylinder, the gas outlet tube of the gas cylinder and the wire feeding pipe line of welding tractor
It is connected with the holder for welding gun of welding tractor, the holder for welding gun of the welding tractor is engaged realization with wire-feed motor and sent automatically
Silk, the wire-feed motor are connected with wire reel, and the welding tractor is connected by dolly circumscripted power line with dolly external power supply.
The welding tractor includes carriage frame, and the top-side edge of the carriage frame is provided with the first side wall driving
Wheel and second sidewall driving wheel, the bottom end face edge of the carriage frame is installed with the first track and the second rail respectively
Road, being slidably installed on first track has the first support frame, and the bottom support of first support frame is provided with first
Driven pulley is supported, being slidably installed on second track has the second support frame, the bottom support peace of second support frame
Equipped with the second support driven pulley, the bottom of the carriage frame supports the parallel medial surface of driven pulley to be installed with the with second
Three support driven pulleys, the intermediate groove position of the carriage frame is provided with welding gun installing plate, the bottom of the welding gun installing plate
Swing mechanism is installed, welding gun is installed with the swing mechanism.
The swing mechanism includes oscillating motor, and welding gun mounting bracket is provided with the output shaft of the oscillating motor, described
Welding gun is installed with welding gun mounting bracket.
Chute is machined with the welding gun installing plate, tight fixed bolt is installed on the chute, the tight fixed bolt with it is small
The inner thread hole of frame is in mating connection.
The first side wall driving wheel and second sidewall driving wheel are used and are made with magnetic material, and are driven with motor
Device is connected, and can be close to outer wall of steel pipe and do circumferential movement.
First holding screw is installed, first holding screw is engaged pair with the first track on first support frame
First support driven pulley is fixed.
Second holding screw is installed, second holding screw is engaged pair with the second track on second support frame
Second support driven pulley is fixed.
The lateral surface of the carriage frame is provided with control panel, and operation button is provided with the control panel, described
Operation button is connected with controller, the controller by welding machine low-voltage output cord respectively with the first side wall driving wheel and the second side
The oscillating motor of wall driving wheel motor drive device and swing mechanism is connected, and controls the action of respective drive device.
The length of the wire of the welding gun is 3-5m；The gas cylinder internal is filled with CO2Protect gas.
The 3rd support driven pulley is arranged on the front end of weld seam, and the quantity of the welding tractor is according to the steel pipe welded
Diameter determines.
Using any one automatic welding system automatic soldering method, comprise the following steps：
The first step, the welding gun of welding tractor is connected by wire with welding machine, gas cylinder is small with welding by gas outlet tube
Car is connected, and wire-feed motor is engaged with welding gun；
Second step, driven pulley and the second support driven pulley is supported to exist according to the width adjusting first for the stiffening ring to be welded
Position on slide rail, ensure that welding tractor is stably supported on stiffening ring by three support wheels, then locked by holding screw
Fixed two support wheels；
3rd step, external power supply and dolly external power supply are connected, operate control panel on welding tractor, start the first side wall
The drive device of driving wheel and second sidewall driving wheel, two driving wheels drive dolly to be moved along steel pipe walls, and then drive weldering
Rifle welds to weld seam；
4th step, regulation oscillating motor drives torch swinging, adjusts the width of weld seam, and then meets welding requirements, until
Whole stiffening ring welding is completed, then carries out the welding of next stiffening ring.
The method have the advantages that：
1st, by the way that welding tractor is connected with welding machine, the automatic welding to stiffening ring can be realized；
2nd, present apparatus structure is simple to manufacture, and utilizes existing CO2Gas shielded welding machine, wire feeder and present invention design
Welding tractor, main efficacy results are embodied in, small volume, in light weight, rail-free walking and conveniently moving；
3rd, labor intensity is reduced, improves operating environment；
5th, operating efficiency is improved, is 1.5 times of SMAW；
6th, automaticity is high, it is ensured that the stability of welding quality；
7th, need not very masterful technique worker；
8th, the weldquality caused by avoiding human factor is bad, and usually manual fraction defective is 20% or so, and
No using automatic welding carriage therefore caused failure welding rate, therefore its comprehensive benefit, are improved near than SMAW
200%；
9th, can be fitted by the first side wall driving wheel and second sidewall driving wheel with steel pipe walls ensure that welding
Dolly moves along the circumference of steel pipe walls；
10th, by the first support driven pulley and the second support driven pulley be driven pulley can on guide rail slidable adjustment,
The distance between tube wall is adapted to according to the width of stiffening ring, to obtain a stable supporting plane；
11st, the fusion penetration of weld seam adjusts electric current to control in wire-feed motor, the width of weld seam by welding tractor oscillating motor
To realize, welding gun is driven to move up and down by oscillating motor to adjust the width of weld seam.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the welding system overall structure diagram of the present invention.
Fig. 2 is the welding tractor overall structure diagram of the present invention.
Fig. 3 is another visual angle overall structure diagram of the welding tractor of the present invention.
Fig. 4 is the welding tractor front view of the present invention.
Fig. 5 is the welding tractor left view of the present invention.
Fig. 6 removes the structure chart after driven pulley for the welding tractor of the present invention.
In figure：Welding machine 1, circumscripted power line 2, external power supply 3, welding machine low-voltage output cord 4, gas cylinder 5, gas outlet tube 6, welding wire
Reel 7, wire-feed motor 8, welding wire 9, dolly external power supply 10, dolly circumscripted power line 11, steel pipe walls 12, welding tractor 13, put more energy into
Ring 14；
The first side wall driving wheel 1301, carriage frame 1302, second sidewall driving wheel 1303, the second support frame 1314,
One track 1305, the second track 1316, the first holding screw 1307, first support driven pulley 1308, welding gun 1309, welding gun installation
Frame 1310, oscillating motor the 1311, the 3rd support driven pulley 1312, second to support driven pulley 1313, the second support frame 1314, second
Holding screw 1315, the second track 1316, chute 1317, tight fixed bolt 1318, rifle installing plate 1319, wire 1320.
Embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
Embodiment 1：
Such as Fig. 1-6, one kind is applied to penstock stiffening ring automatic welding system, it is characterised in that：It includes welding machine
1, the welding machine 1 is connected by circumscripted power line 2 with external power supply 3, and the welding machine 1 passes through welding machine low-voltage output cord 4 and gas cylinder 5
Opening valve heater be connected, the gas outlet tube 6 of the gas cylinder 5 and the wire feeding pipe line of welding tractor 13 and welding tractor 13
Holder for welding gun is connected, and the holder for welding gun of the welding tractor 13 is engaged with wire-feed motor 8 realizes automatic feeding, the wire feed
Machine 8 is connected with wire reel 7, and the welding tractor 13 is connected by dolly circumscripted power line 11 with dolly external power supply 10.
Further, the welding tractor 13 includes carriage frame 1302, the top-side side of the carriage frame 1302
Edge is provided with the first side wall driving wheel 1301 and second sidewall driving wheel 1303, the bottom end face edge of the carriage frame 1302
The first track 1305 and the second track 1316 are installed with respectively, and being slidably installed on first track 1305 has first
Support frame 1306, the bottom support of first support frame 1306 are provided with the first support driven pulley 1308, second track
Being slidably installed on 1316 has the second support frame 1314, and the bottom support of second support frame 1314 is provided with the second support
Driven pulley 1313, the bottom of the carriage frame 1302 and the second parallel medial surface of support driven pulley 1313 are installed with the
Three support driven pulleys 1312, the intermediate groove position of the carriage frame 1302 is provided with welding gun installing plate 1319, the welding gun
The bottom of installing plate 1319 is provided with swing mechanism, and welding gun 1309 is installed with the swing mechanism.Lead in the course of work
Cross the first side wall driving wheel 1301 and second sidewall driving wheel 1303 and steel pipe walls 12 it is attracted ensure that welding tractor 13 along
Steel pipe walls and the movement of stiffening ring circumference.
Further, the swing mechanism includes oscillating motor 1311, is installed on the output shaft of the oscillating motor 1311
There is welding gun mounting bracket 1310, welding gun 1309 is installed with the welding gun mounting bracket 1310.It can be adjusted by swing mechanism
The pivot angle of welding gun 1309, and then adjust weld width.
Further, chute 1317 is machined with the welding gun installing plate 1319, tightening is installed on the chute 1317
Bolt 1318, the inner thread hole of the tight fixed bolt 1318 and carriage frame 1302 are in mating connection.Pass through tight fixed bolt energy
Enough fix the first support driven pulley 1308 and the second support driven pulley 1313.
Further, the first side wall driving wheel 1301 and second sidewall driving wheel 1303 are using with magnetic material
It is made, and is connected with motor driver, outer wall of steel pipe can be close to and do circumferential movement.
Further, the first holding screw 1307, first holding screw are installed on first support frame 1306
1307 be engaged with the first track 1305 to first support driven pulley 1308 be fixed.
Further, the second holding screw 1315, second holding screw are installed on second support frame 1314
1315 be engaged with the second track 1316 to second support driven pulley 1313 be fixed.
Further, the lateral surface of the carriage frame 1302 is provided with control panel 1304, the control panel 1304
On operation button is installed, the operation button is connected with controller, the controller by welding machine low-voltage output cord respectively with
The oscillating motor 1311 of the first side wall driving wheel 1301 and the motor driver of second sidewall driving wheel 1303 and swing mechanism
It is connected, controls the action of respective drive device.
Further, the length of the wire 1320 of the welding gun 1309 is 3-5m；Filled with CO inside the gas cylinder 52Protection
Gas.Welding quality ensure that using protection gas.
Further, the 3rd support driven pulley 1312 is arranged on the front end of weld seam, the quantity of the welding tractor 13
Determined according to the diameter of steel tube welded.According to designed Size of welds, the weldering of the fillet weld in the flat position can be completed with 1~3
Connect.For the steel pipe being relatively large in diameter, the welding of stiffening ring can typically arrange 3~4 welding tractors, so can just fully demonstrate certainly
The efficiency and advantage of dynamic weldering.
Embodiment 2：
Using any one automatic welding system automatic soldering method, comprise the following steps：
The first step, the welding gun 1309 of welding tractor 13 is connected by wire with welding machine 1, gas cylinder 5 is passed through into gas outlet tube 6
It is connected with welding tractor 13, wire-feed motor 8 is engaged with welding gun 1309；
Second step, according to the width adjusting first for the stiffening ring 14 to be welded support driven pulley 1308 and second support from
Position of the driving wheel 1313 on slide rail, ensure that welding tractor 13 is stably supported on stiffening ring 14 by three support wheels, then
Two support wheels are locked by holding screw；
3rd step, external power supply 3 and dolly external power supply 10 are connected, operate control panel 1304 on welding tractor 13, open
The drive device of dynamic the first side wall driving wheel 1301 and second sidewall driving wheel 1303, two driving wheels drive dolly along steel pipe
Wall 12 moves, and then drives welding gun 1309 to weld weld seam；
4th step, regulation oscillating motor 1311 drive welding gun 1309 to swing, and adjust the width of weld seam, and then meet that welding will
Ask, completed until whole stiffening ring 14 welds, then carry out the welding of next stiffening ring 14.
The course of work and operation principle of the present invention：
Welding tractor is simple in construction, and the first side wall driving wheel 1301 and second sidewall driving wheel 1303 are done along outer wall of steel pipe
Circumferential motion, three bogie wheels do circumferential movement on stiffening ring 14, and the 3rd support driven pulley 1312 is in the front end of welding gun, and the
One support driven pulley 1308 and second support driven pulley 1313 be driven pulley can on guide rail slidable adjustment, according to stiffening ring
Width adapt to the distance between tube wall, to obtain a stable supporting plane.
During the patch pin downhand welding of dolly welding stiffening ring and tube wall, the source of welding current and wire feeder are protected using conventional gas
Soldering equipment is protected, for its mode of connection such as routine, the conductor length of welding gun is generally 3m~5m, to reduce the damage of voltage
Lose, wire feeder need to move with the motion of welding tractor.3rd support driven pulley 1312 is arranged on the front end of weld seam, from pipe
Wall outer rim 30mm distance, the first support driven pulley 1308 and second support driven pulley 1313 to be adjusted according to ring width is put more energy into
The distance between tube wall, adjust as far as possible more in the outer part in the state of car body balance is kept, can so avoid because of weld seam
Arc heat influenceed to caused by wheel.The equipment adjusts electric current to control by one man operation, the fusion penetration of weld seam in wire-feed motor,
The width of weld seam is realized by the oscillating motor 1311 of welding tractor；According to designed Size of welds, can come with 1~3
Into the welding of the fillet weld in the flat position.For the steel pipe being relatively large in diameter, the welding of stiffening ring can typically arrange 3~4 welding tractors, this
Sample can just fully demonstrate the efficiency and advantage of automatic welding.
By above-mentioned description, those skilled in the art completely can be in the model without departing from this invention technological thought
In enclosing, various changes and amendments are carried out all within protection scope of the present invention.The unaccomplished matter of the present invention, belongs to ability
The common knowledge of field technique personnel.
Claims (8)
1. one kind is applied to penstock stiffening ring automatic welding system, it is characterised in that：It includes welding machine（1）, the weldering
Machine（1）Pass through circumscripted power line（2）With external power supply（3）It is connected, the welding machine（1）Pass through welding machine low-voltage output cord（4）With gas
Bottle（5）Opening valve heater be connected, the gas cylinder（5）Gas outlet tube（6）And welding tractor（13）Wire feeding pipe line with
Welding tractor（13）Holder for welding gun be connected, the welding tractor（13）Holder for welding gun and wire-feed motor（8）It is engaged reality
Existing automatic feeding, the wire-feed motor（8）With wire reel（7）It is connected, the welding tractor（13）Pass through dolly circumscripted power line
（11）With dolly external power supply（10）It is connected；
The welding tractor（13）Including carriage frame（1302）, the carriage frame（1302）Top-side edge be provided with
The first side wall driving wheel（1301）With second sidewall driving wheel（1303）, the carriage frame（1302）Bottom end face edge point
The first track is not installed with（1305）With the second track（1316）, first track（1305）On be slidably installed and have
First support frame（1306）, first support frame（1306）Bottom support the first support driven pulley is installed（1308）, institute
State the second track（1316）On be slidably installed and have the second support frame（1314）, second support frame（1314）Bottom branch
Support is provided with the second support driven pulley（1313）, the carriage frame（1302）Bottom with second support driven pulley（1313）It is flat
Capable medial surface is installed with the 3rd support driven pulley（1312）, the carriage frame（1302）Intermediate groove position installation
There is welding gun installing plate（1319）, the welding gun installing plate（1319）Bottom swing mechanism is installed, it is solid on the swing mechanism
Dingan County is equipped with welding gun（1309）；
The swing mechanism includes oscillating motor（1311）, the oscillating motor（1311）Output shaft on be provided with welding gun installation
Frame（1310）, the welding gun mounting bracket（1310）On be installed with welding gun（1309）；
The welding gun installing plate（1319）On be machined with chute（1317）, the chute（1317）On tight fixed bolt is installed
（1318）, the tight fixed bolt（1318）With carriage frame（1302）Inner thread hole it is in mating connection.
2. one kind according to claim 1 is applied to penstock stiffening ring automatic welding system, it is characterised in that：Institute
State the first side wall driving wheel（1301）With second sidewall driving wheel（1303）It is made of with magnetic material, and is driven with motor
Dynamic device is connected, and can be close to outer wall of steel pipe and do circumferential movement.
3. one kind according to claim 1 is applied to penstock stiffening ring automatic welding system, it is characterised in that：Institute
State the first support frame（1306）On the first holding screw is installed（1307）, first holding screw（1307）With the first track
（1305）It is engaged to the first support driven pulley（1308）It is fixed.
4. one kind according to claim 1 is applied to penstock stiffening ring automatic welding system, it is characterised in that：Institute
State the second support frame（1314）On the second holding screw is installed（1315）, second holding screw（1315）With the second track
（1316）It is engaged to the second support driven pulley（1313）It is fixed.
5. one kind according to claim 1 is applied to penstock stiffening ring automatic welding system, it is characterised in that：Institute
State carriage frame（1302）Lateral surface control panel is installed（1304）, the control panel（1304）On be provided with operation by
Button, the operation button are connected with controller, the controller by welding machine low-voltage output cord respectively with the first side wall driving wheel
（1301）With second sidewall driving wheel（1303）The oscillating motor of motor driver and swing mechanism（1311）It is connected, control
The action of respective drive device.
6. one kind according to claim 1 is applied to penstock stiffening ring automatic welding system, it is characterised in that：Institute
State welding gun（1309）Wire（1320）Length be 3-5m；The gas cylinder（5）Inside is filled with CO2Protect gas.
7. one kind according to claim 1 is applied to penstock stiffening ring automatic welding system, it is characterised in that：Institute
State the 3rd support driven pulley（1312）It is arranged on the front end of weld seam, the welding tractor（13）Quantity according to the steel pipe welded
Diameter determines.
8. use claim 1-7 any one automatic welding system automatic soldering methods, it is characterised in that including following step
Suddenly：
The first step, by welding tractor（13）Welding gun（1309）Pass through wire and welding machine（1）It is connected, by gas cylinder（5）Pass through output
Tracheae（6）With welding tractor（13）It is connected, by wire-feed motor（8）With welding gun（1309）It is engaged；
Second step, according to the stiffening ring to be welded（14）Width adjusting first support driven pulley（1308）With second support from
Driving wheel（1313）Position on slide rail, ensure welding tractor（13）Stiffening ring is stably supported on by three support wheels（14）
On, two support wheels are then locked by holding screw；
3rd step, connect external power supply（3）With dolly external power supply（10）, operate welding tractor（13）Upper control panel
（1304）, start the first side wall driving wheel（1301）With second sidewall driving wheel（1303）Drive device, two driving wheel bands
Dolly is moved along steel pipe walls（12）It is mobile, and then drive welding gun（1309）Weld seam is welded；
4th step, adjust oscillating motor（1311）Drive welding gun（1309）Swing, adjust the width of weld seam, and then meet that welding will
Ask, until whole stiffening ring（14）Welding is completed, then carries out next stiffening ring（14）Welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610858069.7A CN106238993B (en) | 2016-09-28 | 2016-09-28 | One kind is applied to penstock stiffening ring automatic welding system and welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610858069.7A CN106238993B (en) | 2016-09-28 | 2016-09-28 | One kind is applied to penstock stiffening ring automatic welding system and welding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106238993A CN106238993A (en) | 2016-12-21 |
| CN106238993B true CN106238993B (en) | 2017-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610858069.7A Active CN106238993B (en) | 2016-09-28 | 2016-09-28 | One kind is applied to penstock stiffening ring automatic welding system and welding method |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107745210A (en) * | 2017-11-14 | 2018-03-02 | 安徽扬天金塑新能源装备股份公司 | A kind of pressure vessel annular solder device |
| CN111390450B (en) * | 2020-05-06 | 2021-07-27 | 中国水电四局（兰州）机械装备有限公司 | Semi-automatic welding device and welding method for stiffening ring of hydroelectric penstock |
| CN111906478A (en) * | 2020-07-14 | 2020-11-10 | 中国十九冶集团有限公司 | Construction method for manual welding wire of steel structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5304776A (en) * | 1993-03-24 | 1994-04-19 | Steven R. Buerkel | System for welding pipes |
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| CN105855766A (en) * | 2016-05-06 | 2016-08-17 | 哈尔滨工程大学 | Butt pipe type welding robot |
| CN105945475A (en) * | 2016-06-20 | 2016-09-21 | 湖北三江航天红阳机电有限公司 | Side-hung type all-position welding robot for pipeline |
| CN206105215U (en) * | 2016-09-28 | 2017-04-19 | 中国葛洲坝集团机械船舶有限公司 | Be applicable to pressure steel pipe stiffening ring automation of welding system |
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| US5304776A (en) * | 1993-03-24 | 1994-04-19 | Steven R. Buerkel | System for welding pipes |
| CN102000928A (en) * | 2009-09-01 | 2011-04-06 | 上海宣邦金属新材料科技有限公司 | Portable pipeline automatic circumferential walking device and pipeline processing method |
| CN103521966A (en) * | 2013-09-23 | 2014-01-22 | 北京石油化工学院 | Automatic welding device for large-diameter pipes |
| CN203887375U (en) * | 2014-06-04 | 2014-10-22 | 青岛东方铁塔股份有限公司 | Full-position automatic welding trolley for joint steel tube and flange |
| CN104907687A (en) * | 2015-06-23 | 2015-09-16 | 中南大学 | Large-diameter thin walled cylinder butt welding assembly clamping device |
| CN105855766A (en) * | 2016-05-06 | 2016-08-17 | 哈尔滨工程大学 | Butt pipe type welding robot |
| CN105945475A (en) * | 2016-06-20 | 2016-09-21 | 湖北三江航天红阳机电有限公司 | Side-hung type all-position welding robot for pipeline |
| CN206105215U (en) * | 2016-09-28 | 2017-04-19 | 中国葛洲坝集团机械船舶有限公司 | Be applicable to pressure steel pipe stiffening ring automation of welding system |
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| Publication number | Publication date |
|---|---|
| CN106238993A (en) | 2016-12-21 |
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