CN208033894U - A kind of motor-driven welder of rail type all positon - Google Patents
A kind of motor-driven welder of rail type all positon Download PDFInfo
- Publication number
- CN208033894U CN208033894U CN201820194089.3U CN201820194089U CN208033894U CN 208033894 U CN208033894 U CN 208033894U CN 201820194089 U CN201820194089 U CN 201820194089U CN 208033894 U CN208033894 U CN 208033894U
- Authority
- CN
- China
- Prior art keywords
- welding
- gas
- motor
- track
- positon
- 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.)
- Active
Links
Landscapes
- Arc Welding In General (AREA)
Abstract
The utility model discloses a kind of motor-driven welders of rail type all positon; its device includes running gear; welding system and gas shielded system; the running gear includes steel semi-flexible track, walking dolly and driving mechanism; the steel semi-flexible track is equipped with mounting bracket; the top connection of mounting bracket can 180 ° of rotations switching magnets, cross regulating mechanism, swing regulation mechanism, welding gun aid mechanism and wire feeder are connected on the car body of the walking dolly.The device welding procedure includes：Track is being adsorbed in the same direction with welding bead at bevelled edge 240mm；The track panel of steel semi-flexible adjustable rail is adjusted to using adjustable support parallel with welding bead groove plane；Cross regulating mechanism on welding tractor is adjusted to parallel with track panel plane.The utility model can realize the all-position welding of three-dimension curved surface, solve the problems, such as that three-dimension curved surface welding cannot achieve the motor-driven welding of all positon.
Description
Technical field
The utility model is related to a kind of motor-driven welder of rail type all positon, all positon especially suitable for three-dimension curved surface
Welding, belongs to welding system technical field.
Background technology
The 70's of 20th century, foreign countries begin to research spherical tank all position automatic welding technology, the former Soviet Union, Germany, Japan and
U.S. etc. is relatively early to be applied to spherical tank manufacturing industry by automatic welding technique.Mainly use Lincoln weld to sphere in initial engineer application
Local location is welded.But Lincoln weld receives position limitation, and welding process needs spherical tank to rotate, it is difficult to meet big
The requirement of volume sphere welding.With the development of welding technique, the automatic welding technique of spherical tank has also obtained faster development.Mesh
Before, the industrially developed country such as the U.S., Japan sequential use flux cored arc welding and MIG in spherical tank all position automatic welding
The methods of weldering, and a series of multi-functional spherical tank automatic welding devices and corresponding automatic wlding are developed, to adapt to spherical tank senior staff officer
The development need of number and multi items.Domestic field erected spherical storage tank is generally welded using welding electrode arc welding at present, is welded
Work labor intensity is big, bad environments, especially inner wall welding when, flue dust is very big, cannot prevent well, seriously affects welder's body
Health.Nineteen ninety begins with construction enterprises for the country and explores spherical tank all position automatic welding, mainly with flux-cored wire for main solder sphere
Tank longitudinal joint, can not achieve all-position welding.Spherical tank manual welding work day wage is up to 500 yuan or more in recent years, welder's labour cost
Sharp rise and cause construction enterprises' cost pressure increasing, the more advanced spherical tank automatic welding technique substitution tradition of use
Manual welding is the inexorable trend of petrochemical industry project construction market development.Domestic large-size spherical tank group, chemical plant installations, large-scale storage and handling facility etc.
Engineering project is more and more, and the welding engineering amount of each engineering is very big.Solid core welding wire all-position automatic soldering method compares welding rod
Arc welding is efficient, relatively low to welder's competency profiling, while solid core welding wire is《Pressure vessel welding code》The weldering recommended
Material is connect, application is accessible.Exploitation solid core welding wire all-position automatic welding technology technology may be applied not only on sphere welding, can also answer
For the welding of site welding technology container and atmospheric storage tank, flue etc., application prospect is very considerable.
Utility model content
The purpose of this utility model is to provide a kind of motor-driven welders of rail type all positon, to solve under the prior art
The problems such as harsh environments of welder, low working efficiency and project cost increase, meanwhile, which can also effectively protect
Hinder welding quality and weld metal mechanical property.
The technical scheme adopted by the utility model is that：A kind of motor-driven welder of rail type all positon, including running gear,
Welding system and gas shielded system, the running gear include steel semi-flexible track, walking dolly and driving mechanism, the row
Trolley is walked on steel semi-flexible track and is driven by the driving mechanism to walk, is set on the steel semi-flexible track
Have a mounting bracket, the top connection of mounting bracket can 180 ° of rotations switching magnets, be connected on the car body of the walking dolly
Cross regulating mechanism, swing regulation mechanism, welding gun aid mechanism and wire feeder, the swing regulation mechanism include wig-wag and
Angle demodulator, the wig-wag is connected with each other with angle demodulator to be coordinated, and wig-wag is connected to the cross regulating mechanism
Front end, welding gun aid mechanism is fixed on angle demodulator.
Further, the steel semi-flexible track include use width 100mm, thickness 3mm steel plates make track panel with
And it is fixed on the rack in the track panel centre position, the rack is engaged with the driving gear in driving mechanism, the track
The back side of panel is fixed with adjustable mounting bracket.
Further, the gas shielded system gas cylinder, gas band and gas proportioning device, the gas cylinder include one bottle of purity
99.99% Ar gas and one bottle of CO2Gas, and two bottles of gases pass through setting gas by the input terminal of gas band connection to gas proportioning device
The proportional quantity of body proportioner, from gas proportioning device output end by solenoid valve subsequently into welding gun.
Further, the welding system includes the source of welding current and external control box, and the source of welding current is by welding handle
Line connects welding gun, and passes through welding ground connecting welding base material；The external control box connects the row by trolley control line
The driving mechanism of walking system is sent machine control line to connect the wire feeder, and is separately connected by Voltage Feedback line by silk
Welding gun and welding base metal.
Further, the external control box connects the gas proportioning device by master control line, is matched by controlling gas
Ar gas and CO are adjusted than device2The mixing ratio of gas.
Further, the wig-wag is internally provided with left and right dead time control circuit and five kinds of swing modes select electricity
Road；The wire-feed motor of the wire feeder is internally provided with the delay current interruption circuit being used in combination with wire feed on-off circuit.
Further, the cross regulating mechanism, swing regulation mechanism and welding torch clamping mechanism are each attached to a connecting rod
On, and the connecting rod can 180 ° of adjustings.
The utility model has the following advantages compared with prior art：
1, it is suitable for the welding of three-dimension curved surface and various positions, especially solves unsolved always three-dimensional bent in industry
Face transverse joint Welding Problems.
2, using pulse MAG welding, the welding requirements of various material can be met, can both be welded using self-shielded welding wire,
Solid core welding wire or metal powder core solder wire can also be used to weld, spatter is small, and welding pool stability is good.
3, because of plastics or rubber material, be not suitable for high temperature when sphere welding, therefore use steel semi-flexible adjustable rail,
The weld seam that needs weld is visualized as a disc, the circle that the weld seam that needs weld is surrounded with a diameter of diameter of this disc
Face is visualized as a cylinder along the side that diameter is gradually reduced, and thus track installation holder side can be utilized adjustable
Function, solve the problems, such as that three-dimension curved surface welding bead welding wire run trace can not be Chong Die with weld seam holding.
4, using steel semi-flexible adjustable rail, auxiliary cross regulating mechanism, swing mechanism, the conduct of welding gun aid mechanism
One global facility can be integrally-regulated relative to trolley when using function, three-dimension curved surface transverse joint has been solved perfectly can not be automatic
The problem of welding.
5, weight of equipment is light, and walking dolly, wire feeder, cross regulating mechanism, swing mechanism, welding gun aid mechanism are in total
Weight 12kg, more convenient for execute-in-place and carrying.
6, using the switching magnet of the monolithic load-bearing 45kg of compact, electromagnet is avoided because power-off suddenly causes equipment
The danger fallen and permanent magnet can adsorb the puzzlement of a large amount of sundries, be more conducive to the installation and carrying of track, while very may be used
That leans on ensure that equipment is safe to use.
7, the combination of a variety of swing modes, has been effectively ensured weld appearance molding.
8, it swings mode to combine with the dead time, effectively eliminates what the swing of solid core welding wire straight line occurred in cover welding
Undercut phenomenon.
9, weld metal deposition rate is high, and manual welding deposition rate is 45-55%, and pulse MAG welding deposition rate is 90-95%, wlding
Utilization rate significantly improves.
10, work efficiency is high, and compared to the prior art that such chemical industry equipment uses, the application of this technology at least improves work efficiency 3-
5 times.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
Fig. 1 is the principles of the present invention structure diagram.
Fig. 2 is the overall structure diagram of the utility model.
Fig. 3 is steel semi-flexible track schematic diagram used in the utility model.
Fig. 4 is mounting bracket mounting and adjusting schematic diagram.
Fig. 5 is cross regulating mechanism, swing regulation mechanism, welding gun aid mechanism connection diagram.
Fig. 6 is longitudinal seam welding weld passes arrangement schematic diagram.
Fig. 7 is transverse joint and overhead position weld passes arrangement schematic diagram.
In figure label for：The 1- sources of welding current, the external control box of 2-, 3- gas cylinders, 4- gas proportioning devices, 5- walking dollies, 6-
Steel semi-flexible track, 7- racks, 8- mounting brackets, 9- switching magnets, 10- cross regulating mechanisms, 11- swing regulation mechanisms,
12- welding guns accommodate mechanism, 13- wire feeders, 14- welding base metals.
Specific implementation mode
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment one.
As shown in Figs. 1-5, a kind of motor-driven welder of rail type all positon, including running gear, the gentle guarantor of welding system
Protecting system, the running gear include steel semi-flexible track 6, walking dolly 5 and driving mechanism, and the walking dolly 5 is installed
It is driven on steel semi-flexible track 6 and by the driving mechanism and is walked, the steel semi-flexible track 6 is equipped with installation branch
Frame 8, the top connection of mounting bracket 8 can 180 ° of rotations switching magnets 9, be connected with cross on the car body of the walking dolly 5
Regulating mechanism 10, swing regulation mechanism 11, welding gun aid mechanism 12 and wire feeder 13, the swing regulation mechanism 11 include pendulum
Dynamic device and angle demodulator, the wig-wag is connected with each other with angle demodulator to be coordinated, and wig-wag is connected to the cross tune
The front end of mechanism 10 is saved, the welding gun aid mechanism 12 is fixed on angle demodulator.
In the present embodiment, the steel semi-flexible track 6 includes the track panel made of width 100mm, thickness 3mm steel plates
And it is fixed on the rack 7 in the track panel centre position, the rack 7 is engaged with the driving gear in driving mechanism, described
The back side of track panel is fixed with adjustable mounting bracket 8.
In the present embodiment, the gas shielded system gas cylinder 3, gas band and gas proportioning device 4, the gas cylinder 3 include one bottle pure
The Ar gas and one bottle of CO of degree 99.99%2Gas, and two bottles of gases by gas band connection to the input terminal of gas proportioning device 4, by setting
Determine the proportional quantity of gas proportioning device 4（80%Ar；20% CO2）, from 4 output end of gas proportioning device by solenoid valve subsequently into weldering
Rifle.This system is to keep gas mixing ratio more accurate, and welding pool is preferably protected.
In the present embodiment, the welding system includes the source of welding current 1 and external control box 2, and the source of welding current 1 passes through weldering
It connects and line is connected welding gun, and pass through welding ground connecting welding base material 14；The external control box 2 is connected by trolley control line
The driving mechanism of the running gear send machine control line to connect the wire feeder 13, and passes through Voltage Feedback line by silk
It is separately connected welding gun and welding base metal 14.
In the present embodiment, the external control box 2 connects the gas proportioning device 4 by master control line, by controlling gas
Body proportioner adjusts Ar gas and CO2The mixing ratio of gas.The wig-wag is internally provided with left and right dead time control circuit
And five kinds of swing mode selection circuits；The wire-feed motor of the wire feeder 13, which is internally provided with to match with wire feed on-off circuit, to be made
Delay current interruption circuit.The cross regulating mechanism 10, swing regulation mechanism 11 and welding torch clamping mechanism 12 are each attached to one
On root connecting rod, and the connecting rod can 180 ° of adjustings.
Embodiment two.
A kind of welding procedure of the motor-driven welder of rail type all positon comprising following steps：
Step 1：The fixed voltage feedback line near the weld seam of the welding base metal of wanted welding realizes that welding cable is longer
When terminal voltage accurately control；
Step 2：Select root bead program：Using controllable short circuiting transfer form, welding condition is chosen automatically, and auxiliary
The fine tuning of work of helping others welding parameters realizes that root bead completely penetrates through；
Step 3：Selective filling layer and capping layer program：Using precision pulse form, welding condition is chosen automatically,
And the fine tuning of indirect labor's welding parameters, welding wire run trace is selected by welding position, realizes filled layer and the welding of capping layer；
Wherein, the welding condition for inputting or choosing automatically is：Welding material used is 1.2-2.0mm welding wires；Welding current is
100A-220A；Weldingvoltage is 18V-25V；Wire feed rate is 160-240cm/min；Speed of welding is 6-15cm/min；Welding wire
Bar elongation is 15-25mm；Straight line swings mode, and welding wire run trace is zigzag, the group of oblique 45 ° of zigzag and irregular
It closes；Dead time is 0-2s；
Step 4：Walking dolly is controlled along the steel semi-flexible track travel by operating external control box, and is passed through
The welding gun for the Semi-automatic air protective welding welding system being fixed on the walking dolly is welded, and welding process includes following step
Suddenly：
（a）After carrying out derusting cleaning preheating to the weld seam to be welded, root bead is carried out by the program of step 2 selection；
（b）It is filled layer welding by the fine tuning of program indirect labor's welding parameters of step 3 selection, by welding position
Selection welding wire run trace is set, until it is at 2-3mm to be soldered to weld bond depth；
（c）By the fine tuning of program indirect labor's welding parameters of step 3 selection, by welding position selection welding wire walking
Track carries out capping layer welding.
In the present embodiment, the welding base metal in the step 1 is the cylinder or diameter of Zhi Jing≤2m, Bi Hou≤4mm
The spherical tank of≤9m, Bi Hou≤8mm, and the material of welding base metal is carbon steel；Welding wire described in the step 3 is solid core welding wire
Or metal powder core solder wire or self-shielded welding wire, gage of wire 1.2- 2.0mm.
In the present embodiment, the step（a）Described in root bead be weave mode under single-run welding, step（b）In fill out
It fills layer and is welded as the single track under weave mode or multi-pass welding, step（c）In filled layer be welded as single track under weave mode or
Multi-pass welding.
Embodiment three.
Oscillation system, swings mode and is swung for straight line, mechanically adjusts swing mechanism, it can be achieved that oblique 45 degree of pendulum
It is dynamic, it is controlled, it can be achieved that rectangle, zigzag, trapezoidal, quadrangle welding wire run trace by switch position.
When longitudinal seam welding, steel semi-flexible adjustable rail is pasted onto the equidistant curve apart from weld edge 220mm
On, the motor-driven welding walking dolly of all positon is fixed on steel semi-flexible adjustable rail, slight adjusting steel semi-flexible can
Adjustable track, so that it may to realize welding.
When transverse joint and the welding of overhead welding position, steel semi-flexible adjustable rail is pasted onto under weld edge 220mm
Side, and by adjusting steel semi-flexible track, steel semi-flexible adjustable rail is made to be pasted onto below weld seam on equidistant curve
（This process, it is ensured that the vertical line and track panel parallel of bevelled edge and horizontal plane on weld seam）, by the motor-driven welding of all positon
Walking dolly is fixed on steel semi-flexible adjustable rail, so that it may to realize welding.
Involved cross regulating mechanism, swing regulation mechanism, welding gun aid mechanism and wire feeder in above example
Existing structure is directly used, this patent to it without remaking inventive improvements.
The basic principles and main features and advantage of the utility model have been shown and described above.The ordinary skill of this field
Personnel are not it should be appreciated that above-described embodiment limits the scope of protection of the utility model, all use equivalent replacements etc. in any form
The technical solution that mode is obtained, falls in the scope of protection of the utility model.
The parts not involved in the utility model is the same as those in the prior art or can be realized by using the prior art.
Claims (7)
1. a kind of motor-driven welder of rail type all positon, including running gear, welding system and gas shielded system, feature exist
In：The running gear includes steel semi-flexible track, walking dolly and driving mechanism, and the walking dolly is mounted on steel half
It is driven on flexible rail and by the driving mechanism and is walked, the steel semi-flexible track is equipped with mounting bracket, installation branch
The top connection of frame can 180 ° of rotations switching magnets, cross regulating mechanism is connected on the car body of the walking dolly, is swung
Regulating mechanism, welding gun aid mechanism and wire feeder, the swing regulation mechanism include wig-wag and angle demodulator, the pendulum
Dynamic device is connected with each other with angle demodulator to be coordinated, and wig-wag is connected to the front end of the cross regulating mechanism, and the welding gun adds
Mechanism is held to be fixed on angle demodulator.
2. a kind of motor-driven welder of rail type all positon according to claim 1, it is characterised in that：The steel half is soft
Property track include using width 100mm, the making of thickness 3mm steel plates track panel and be fixed on the tooth in the track panel centre position
Item, the rack are engaged with the driving gear in driving mechanism, and the back side of the track panel is fixed with adjustable installation branch
Frame.
3. a kind of motor-driven welder of rail type all positon according to claim 1, it is characterised in that：The gas shielded system
System gas cylinder, gas band and gas proportioning device, the gas cylinder include the Ar gas and one bottle of CO of one bottle of purity 99.99%2Gas, and two bottles of gas
Body is defeated from gas proportioning device by setting the proportional quantity of gas proportioning device by the input terminal of gas band connection to gas proportioning device
Outlet is by solenoid valve subsequently into welding gun.
4. a kind of motor-driven welder of rail type all positon according to claim 1 or 3, it is characterised in that：The welding
System includes the source of welding current and external control box, and line is connected welding gun by the source of welding current by welding, and passes through welding ground
Connecting welding base material；The external control box connects the driving mechanism of the running gear by trolley control line, is sent by silk
Machine control line connects the wire feeder, and is separately connected welding gun and welding base metal by Voltage Feedback line.
5. a kind of motor-driven welder of rail type all positon according to claim 4, it is characterised in that：The external control
Box connects the gas proportioning device by master control line, and Ar gas and CO are adjusted by controlling gas proportioning device2The match ratio of gas
Example.
6. a kind of motor-driven welder of rail type all positon according to claim 1, it is characterised in that：In the wig-wag
Portion is provided with left and right dead time control circuit and five kinds of swing mode selection circuits；It is set inside the wire-feed motor of the wire feeder
It is equipped with the delay current interruption circuit being used in combination with wire feed on-off circuit.
7. a kind of motor-driven welder of rail type all positon according to claim 1, it is characterised in that：Ten regulation
Mechanism, swing regulation mechanism and welding torch clamping mechanism are each attached on a connecting rod, and the connecting rod can 180 ° of adjustings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820194089.3U CN208033894U (en) | 2018-02-05 | 2018-02-05 | A kind of motor-driven welder of rail type all positon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820194089.3U CN208033894U (en) | 2018-02-05 | 2018-02-05 | A kind of motor-driven welder of rail type all positon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208033894U true CN208033894U (en) | 2018-11-02 |
Family
ID=63951985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820194089.3U Active CN208033894U (en) | 2018-02-05 | 2018-02-05 | A kind of motor-driven welder of rail type all positon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208033894U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127229A (en) * | 2018-02-05 | 2018-06-08 | 中石化南京工程有限公司 | A kind of motor-driven welder of rail type all positon and its welding procedure |
| CN114289825A (en) * | 2022-02-18 | 2022-04-08 | 广船国际有限公司 | Welding device and welding method |
-
2018
- 2018-02-05 CN CN201820194089.3U patent/CN208033894U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127229A (en) * | 2018-02-05 | 2018-06-08 | 中石化南京工程有限公司 | A kind of motor-driven welder of rail type all positon and its welding procedure |
| CN114289825A (en) * | 2022-02-18 | 2022-04-08 | 广船国际有限公司 | Welding device and welding method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102009251B (en) | Full-position welding method for pipeline by full-automatic external welding machine | |
| EP2010353B1 (en) | Metal cored electrode for open root pass welding | |
| CN201399646Y (en) | Welding equipment for process of submerged arc welding of thin wires | |
| CN101687270B (en) | Welding process and welding equipment | |
| CN208033894U (en) | A kind of motor-driven welder of rail type all positon | |
| PL1736270T3 (en) | TIG welding/brazing method with liquid bridge metal transfer | |
| CN101069937A (en) | Gas-less process and system for girth welding in high strength applications | |
| CN103381520A (en) | Dynamic semi-automatic welding method for LNC (Liquefied Natural Gas) inner tank wall plate | |
| CN103394796A (en) | Narrow gap groove of steel containment vessel of nuclear power station and automatic welding method thereof | |
| CN113941763B (en) | Method for welding shaking/rotating arc consumable electrode by using thick welding wire | |
| CN102380687A (en) | Double-gun horizontal automatic welding device and welding method thereof | |
| CN101564790A (en) | Gas protection welding process for offshore steel structure | |
| CN201783784U (en) | Double-gun horizontal automatic welding device | |
| CN103817449A (en) | Plasma arc and melt electrode electric arc composite welding method and device | |
| CN108127229A (en) | A kind of motor-driven welder of rail type all positon and its welding procedure | |
| CN111266701A (en) | Arc welding protection process for pipeline | |
| CN104625361B (en) | Twin arc and the three wire bond rifles and welding system and method for cold silk pulse composite welding | |
| CN202021414U (en) | Double-wire and double-power-supply CO2 welding gun | |
| KR20120077201A (en) | Apparatus for automatic submerged arc welding | |
| CN101774055A (en) | Blind area welding method | |
| CN113857630A (en) | Welding trolley and welding method for ensuring penetration rate of U-shaped ribs of steel bridge deck | |
| CN101733509A (en) | Novel full-automatic build-up welding machine | |
| CN106735729A (en) | Pipe bend circumferential weld automatic soldering device and welding method | |
| CN106270956A (en) | A kind of orthotropic plate U angle of rib weld seam transverse presentation symmetry mariages complex welding method | |
| CN203765179U (en) | Hybrid welding device with plasma arc mode and consumable electrode electric arc mode |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |