CN104368903A - Vertical type butt welder for anode steel claw - Google Patents
Vertical type butt welder for anode steel claw Download PDFInfo
- Publication number
- CN104368903A CN104368903A CN201410410420.7A CN201410410420A CN104368903A CN 104368903 A CN104368903 A CN 104368903A CN 201410410420 A CN201410410420 A CN 201410410420A CN 104368903 A CN104368903 A CN 104368903A
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- welding
- steel claw
- anode steel
- anode
- actuation device
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/04—Flash butt welding
- B23K11/046—Apparatus 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
- 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
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
Abstract
A vertical type butt welder for an anode steel claw which is also called a flash butt welder for the anode steel claw is specially used for conducing welding repair on the anode steel claw and an anode steel claw head round steel stick of an aluminum reduction cell anode electric conduction device. The vertical type butt welder for the anode steel claw is composed of a welding transformer, a rack, a welding actuator and a mechanical transmission device, and is characterized in that the butt welder is of a vertical rack structure, and a mechanical driving device capable of driving round steel stick welding electric conduction clamping fixtures of the welding actuator to move, a mechanical driving device capable of driving anode steel claw positioning tool fixtures of the welding actuator to move, and a welding upsetting oil cylinder of the welding actuator are arranged on the rack of the butt welder. The vertical type butt welder for the anode steel claw has the advantages that the time of the auxiliary welding operation process is shortened, the labor intensity of workers is lowered, and the welding assembling efficiency and the welding quality are improved.
Description
Technical field: the vertical butt-welding machine of anode steel claw, also known as anode steel claw flash butt welder, is be exclusively used in the equipment that anode electric-conducting device for aluminum electrolytic cell anode steel claw and anode steel claw head round steel bar carry out REPAIR WELDING.
Background technology: anode steel claw group is the parts of anode electric-conducting device for aluminum electrolytic cell, formed primarily of anode steel claw, explosion welding sheet, aluminum guide.Major function is bearer connection anode block and conductive electric current.
The upper end explosion welding sheet connecting aluminum guide rod of anode steel claw crossbeam, the lower end of crossbeam is configured with several steel pawl head round steel bars.The diameter of its steel pawl head round steel bar between 180mm, is highly about 300mm between 280mm between 135mm.
Anode steel claw in aluminium cell high temperature and the corrosion of fluorinated gas and the process of pressure-off anode scrap, very easily cause the refinement between the steel pawl head of anode steel claw and anode steel claw crossbeam to be out of shape (being commonly called as " little rough waist ") and interior hook is out of shape.After anode steel claw head attenuates and is out of shape, serious is affected the assembling of anode block and the CURRENT DISTRIBUTION of anode block.Therefore, electrolytic aluminium factory the reparation of antianode steel pawl and anode steel claw head, as the normality work of enterprise.
In the recent period, the present inventor Gao Dejin utilizes the principle of reinforcing bar flash butt welder (i.e. butt-welding machine), what design was ground is exclusively used in aluminium cell anode steel pawl and the equipment docking round steel bar and carry out REPAIR WELDING, " the special butt welding machine of anode steel claw " (patent No. is 2013200831792).But the technical scheme of this patent disclosure, what adopt is three silicon rectifier commutator transformers as welding transformer, anode steel claw is fixed in frame, by the output lead of welding machine one end, be linked into fixing steel pawl crossbeam by conductive holding tooling fixture, carry out the technical scheme of conductive solder.
Show through practice and commerical test, the defect of the program is:
One is that direct for anode steel claw mistake is fixed in frame, to the steel pawl head of required welding, can not carry out Mechanical Moving, implements freedom centering, positions welding, and operating procedure is complicated, and welding operation cost is higher.
Two be by anode steel claw and docking round steel bar horizontal accumbency in welding and assembling platform, molten iron Biased flow phenomenon can be produced major diameter weld bond place (welding connects and sees interface), cause welding quality poor.
Three is that anode steel claw crossbeam and guide rod sub-assembly are real is integrated, and not at grade, when carrying out entirety and repairing flash butt welding, parts move integrally centering location, and operating procedure difficulty is larger for its steel pawl head side bottom and aluminum guide sidepiece.Be only suitable for the REPAIR WELDING of single block anode steel pawl, the anode steel claw group be not suitable for aluminum guide carries out integrated operation welding.
Summary of the invention: in order to overcome " the special butt welding machine of anode steel claw " of recent development, the above-mentioned defect existed, reduce welding cost and energy consumption, improve integral solder efficiency and the welding quality of anode steel claw group, reduce the contact drop (resistance value) between Clamp for welding and weldment, simplify procedures, reduce welding and equipment constructions cost, the present invention is according to the feature of anode steel claw and aluminum guide group unitary construction, design have developed a kind of novel aluminium cell anode steel pawl crossbeam and docks the equipment carrying out REPAIR WELDING between round steel bar, the i.e. vertical butt-welding machine of anode steel claw.
The vertical butt-welding machine of this anode steel claw is made up of welding transformer, frame, welding executing agency, welding upset oil cylinder, hydraulic system, electric control system, water-cooling system, it is characterized in that: this equipment adopts Vertical Rack structure, this frame is provided with the mechanical actuation device A that can drive the round steel bar welding conductive holding tooling fixture displacement of welding executing agency, the mechanical actuation device B that can drive the anode steel claw crossbeam conductive holding tooling fixture displacement of welding executing agency.
According to technique scheme: this equipment adopts the AC transformer of 2 400KVA-800KVA in parallel, or adopt the silicon rectifier commutator transformer of 2-3 platform 300KVA-650KVA in parallel as welding transformer, two of its welding transformer export respectively with two, conductive electrode termination conductive solder clamping fixture and are connected, when carrying out weld job, conduction adds welding and holds tooling fixture and be connected with spreading round steel bar, another conduction adds welding and holds tooling fixture and be connected with anode steel claw crossbeam or aluminum guide, make between two conductive solder clamping tooling jigs, by anode steel claw crossbeam, docking round steel bar series welding connection circuit, cause round steel bar and anode steel claw crossbeam interface, under the thrust of upset mould, produce Flash Welding and connect effect.
According to technique scheme: this equipment rack is provided with the mechanical actuation device A that round steel bar welding conductive holding tooling fixture can be driven to carry out displacement, when carrying out weld job, by this mechanical actuation device, the horizontal level of adjustable docking round steel bar termination and anode steel claw beam welding interface, the two is carried out centering location, implements upset flash butt welding and connect.
According to technique scheme: on this equipment rack, be provided with the mechanical actuation device B that can drive the displacement of anode steel claw crossbeam conduction tooling fixture, when carrying out weld job, by this mechanical actuation device, adjustable anode steel claw beam welding mouth welds the horizontal level between termination with docking round steel bar, the two is carried out centering location, implements upset flash butt welding and connect.
According to technique scheme: the welding upset oil cylinder of this equipment, can be arranged on and drive round steel bar to weld on the mechanical actuation device A of conductive holding tooling fixture movement, be combined into parts with it; Or be arranged on can drive the displacement of anode steel claw crossbeam tooling fixture mechanical actuation device B on, be combined into parts with it.
According to technique scheme: this equipment promotes the upset oil cylinder that conductive holding tooling fixture moves up and down, when carrying out weld job, welding work pieces can be promoted carry out vertical top smithwelding and connect action, simultaneously, again can under the driving of mechanical actuation device, synchronously move horizontally with welding conductive holding tooling fixture.
According to technique scheme: this equipment can drive round steel bar welding conductive holding tooling fixture to carry out the mechanical actuation device of displacement, can be mounted on upper rack, also can be mounted on frame lower; In like manner, this equipment can drive the mechanical actuation device of anode steel claw crossbeam conductive holding tooling fixture displacement, can be mounted on upper rack, also can be mounted on frame lower.
The vertical butt-welding machine of this anode steel claw, has the following advantages.
(1) this equipment adopts vertical assembled frame and mechanical transmission mechanism, anode steel claw group entirety can be carried out tool locating setting, directly carry out removable positioning welding.Like this, shorten the time of welding auxiliary operation technique, reduce the labour intensity of workman, improve welding assembly efficiency.
(2) this equipment adopts vertical assembled frame and mechanical transmission mechanism, antianode steel pawl crossbeam and docking round steel bar carry out prosthetic and lengthen and weld, the welding melting section part of the two can be made at horizontal level, the upset melting welding being conducive to the motlten metal docking section combines, compared with side-mounted welding melting section, motlten metal bias current can be prevented and treated, improve welding quality.
(3) this equipment adopts the in-plane displancement adjusting device of all around both direction, can drive the mechanical actuation device of anode steel claw positioning fixture displacement, and round steel bar can be driven to weld the mechanical displacement device of conductive holding tooling fixture movement.To the multiple docking points on an anode steel claw crossbeam, quick upset Flash Butt Welding can be implemented like this.Thus reduce, the constructions cost of running cost and this equipment.
(4) this equipment is when carrying out anode steel claw weld job, antianode steel pawl group enforcement welding can work continuously on aerial conveyer.There is the simple feature of efficient operation.
Accompanying drawing illustrates: the technical scheme of the vertical butt-welding machine of anode steel claw of the present invention and integrate features drawings and Examples illustrate then more clear.
Fig. 1, be the vertical butt-welding machine schematic front view of the single anode steel claw of list embodiment one of the present invention.
Fig. 2, sectional side view for Fig. 1.
Fig. 3, be the vertical butt-welding machine schematic front view of list embodiment 2 double anode steel pawl of the present invention
Fig. 4, sectional side view for Fig. 3.
Shown in its figure: 1 aluminum guide, 2 anode steel claw crossbeams, 3 docking round steel bar, 4 welding stands, 5 housiung separators, 6 framework pillars, 7 framework lateral plates, 8 supports, 9 upset oil cylinders, 10 mechanical actuation device A, 11 docking round steel bar conductive holding tooling fixtures, 12 hydraulic jacks, 13 motors, 14 mechanical actuation device B, 15 crossbeam conductive holding tooling fixtures, 16 hydraulic jacks, 17 crossbeam horizontal location clamping plate, 18 level conduction positioners, 19 bases, 20 sliding platforms, 21 hydraulic jacks, 22 aluminum guide conductive holding tooling fixtures, 23 stretched wire suspenders.
Specific embodiment: the vertical butt-welding machine of anode steel of the present invention is also known as the vertical flash butt welder of anode steel claw, for the REPAIR WELDING equipment between aluminium cell anode steel pawl group crossbeam and steel pawl joint round steel bar, the vertical butt-welding machine of anode steel claw is made up of welding transformer, welding executing agency, vertical welding stand, hydraulic system, electric control system, water-cooling system, and the welding executing agency on this top is two welding conduction location clamping fixtures and a upset oil cylinder.The embodiment of the present invention is explained elaboration by the structure of this welding equipment and the feature of executing agency.
Embodiment one: as shown in Figure 1 and Figure 2, the device structure of the vertical butt-welding machine of antianode steel pawl, welding executing agency and mechanical actuation device are described by the present embodiment.The present embodiment equipment is mainly used in single anode crossbeam, and steel pawl head is that the crossbeam of 4 pawls is connected with the flash butt welding between anode head round steel bar.
The welding stand (4) of this equipment is made up of housiung separator (5), framework pillar (6) and frame side riser (7), bottom is body structure, and its frame support (8) is fixed on concrete foundation (19).
The round steel welding executing agency of this equipment, welding conductive holding tooling fixture (11) by docking round steel bar has upset oil cylinder (9); Mechanical actuation device A (10) formed.
Docking round steel bar welding conductive holding tooling fixture (11) drives by hydraulic jack 12, together with upset oil cylinder (9) installation constitution, the base on top oil cylinder (9), is arranged on and docking round steel bar welding conductive holding tooling fixture (11) and upset oil cylinder can be driven to carry out on the slip panel seat of the mechanical actuation device A (10) moved horizontally.The welding conductive holding tooling fixture folding of docking round steel bar and chucking power are controlled by hydraulic jack (16) adjustment.When carrying out weld job, its mechanical actuation device A (10) can drive docking round steel welding conductive holding tooling fixture (11) and upset oil cylinder (9) to carry out level and move left and right, to implement the pad center contraposition of welding work pieces docking round steel bar (3) and anode steel claw crossbeam (2), its mechanical actuation device, by motor (13), drives leading screw and the motion of slip panel seat.
The welding executing agency of this equipment crossbeam, by mechanical actuation device B (14), crossbeam conductive holding tooling fixture (15) and crossbeam locating conductive plate (17), formed, and is driven perform by hydraulic jack (16).
Crossbeam locating conductive plate (17) structure is arranged on the right plate on frame (4) top, and its effect is conducted by welding current to anode steel claw crossbeam (2), and by steel pawl crossbeam (2) horizontal location.
Mechanical actuation device B (14) is arranged on the left plate on frame (4) top, under hydraulic jack (16) drives, promote crossbeam conductive holding tooling fixture (15), conductive electric current and horizontal location operation are implemented to welding work pieces anode steel claw crossbeam (2).
When the aluminum guide be repaired (1) anode steel claw crossbeam (2) group, hung as after entering frame (4) inner position by stretched wire (23), start the hydraulic jack (16) of mechanical actuation device B (17), with anode steel claw crossbeam conductive holding tooling fixture (15) and crossbeam locating conductive plate (17), antianode steel pawl crossbeam (2) implements clamping conduction and location.Then, restart the mechanical actuation device A (10) moved horizontally being arranged on frame (4) bottom, determine to dock the docking round steel bar (3) in round steel bar welding conductive holding tooling fixture (9) in adjustment, after anode steel claw crossbeam (2) the corresponding pad center contraposition in bottom, restart upset oil cylinder (9), implement docking round steel bar (3) and be connected with the flash of light butt-joint between anode steel claw crossbeam (2).
Embodiment two: as shown in Figure 3, Figure 4, the vertical butt-welding machine of the present embodiment, being mainly used in maintenance workpiece crossbeam is double anode, and steel pawl head is that the anode anode steel claw crossbeam of 8 pawls or 6 pawls is connected with the flash butt welding between anode head round steel bar.
The frame (4) of this equipment is made up of housiung separator (5), framework pillar (6) and support (8), is totally gantry frame structure.For its support of sliding platform gantry frame type structure (8) is fixedly mounted on ground pit type concrete foundation (19).
Welding executing agency mechanical actuation device A (10) of the docking round steel (3) of this equipment is arranged on the lower end of housiung separator (5), its docking round steel bar welding conductive holding tooling fixture (11) and upset oil cylinder, the motor (13) in mechanical actuation device A (10), turn-screw and can horizontal movement be done under moving horizontally slider plate drive.Move horizontally slide block and upset oil cylinder (10) to construct and be installed together.The lower end of upset oil cylinder (9) is installed and is provided with docking round steel bar welding conductive holding tooling fixture (11).
The welding executing agency of the anode steel claw crossbeam of this equipment is made up of mechanical actuation device B (14) and welding conductive holding tooling fixture (15).Its mechanical actuation device B (14) is sliding platform formula structure, its sliding platform (20) is arranged on the slideway of gantry base (8), can do movable under the drive of hydraulic jack (21) or motor-driven leading screw, sliding platform (20) is provided with anode steel claw crossbeam conductive holding tooling fixture (15), its steel pawl crossbeam conductive holding tooling fixture (15) side is fixed on sliding platform (20), opposite side can under the reciprocating of hydraulic jack (16), carry out horizontal-clamping motion, antianode steel pawl crossbeam (2) implements conduction clamping operation.
When repairing bianode aluminum guide (1) anode steel claw crossbeam (2) operation, put upside down, aluminum guide (1) is made to be seated in the melt pit of basis (19), anode steel claw crossbeam (2) is seated on sliding platform (20), and clamped with conductive holding tooling fixture (15), implement welding conduction and connect.
When carrying out weld job, its hydraulic jack (21) being arranged on the upper mechanical actuation device B (14) of base (8) promotes sliding platform (20) and anode steel claw crossbeam (2) to carry out level and seesaws.
It is arranged on the mechanical actuation device A (10) on housiung separator (5), drives docking round steel bar conductive holding tooling fixture (11) and upset oil cylinder (9) to carry out left right horizontal movement.When being adjusted by control, after making docking round steel bar (3) and anode steel claw crossbeam (3) pad centering, just can start upset oil cylinder (9), the butt-joint of implementing to glisten of antianode docking round steel bar (3) and anode steel claw crossbeam (2) is connected.
In implementation process, the electric conduction device for welding of anode steel claw crossbeam can be mounted on aluminum guide.
Claims (7)
1. the vertical butt-welding machine equipment of anode steel claw, be made up of welding transformer, welding executing agency, welding upset oil cylinder, hydraulic system, electric control system, water-cooling system, it is characterized in that: this equipment is Vertical Rack structure, this frame is provided with the mechanical actuation device A that can drive the round steel bar welding conductive holding tooling fixture displacement of welding executing agency, the mechanical actuation device B that can drive the anode steel claw crossbeam conductive holding tooling fixture displacement of welding executing agency, the welding upset oil cylinder of this equipment is arranged on mechanical actuation device.
2. according to the vertical butt-welding machine of anode steel claw according to claim 1, it is characterized in that: this equipment adopts the AC transformer of 2 400KVA-800KVA in parallel, or adopt the silicon rectifier commutator transformer of 2-3 platform 300KVA-650KVA in parallel as welding transformer, two of its welding transformer export respectively with two, conductive electrode termination conductive solder clamping fixture and are connected, when carrying out weld job, conduction adds welding and holds tooling fixture and be connected with spreading round steel bar, another conduction adds welding and holds tooling fixture and be connected with anode steel claw crossbeam or aluminum guide, make between two conductive solder clamping tooling jigs, by anode steel claw crossbeam, docking round steel bar series welding connection circuit, cause round steel bar and anode steel claw crossbeam interface, under the thrust of upsetting machine oil cylinder, produce Flash Welding and connect effect.
3. according to the vertical butt-welding machine of anode steel claw according to claim 1, it is characterized in that: this equipment rack is provided with the mechanical actuation device A that round steel bar welding conductive holding tooling fixture can be driven to carry out displacement, when carrying out weld job, by this mechanical actuation device A, the horizontal level of adjustable docking round steel bar termination and anode steel claw beam welding interface, the two is carried out centering location, implements upset flash butt welding and connect.
4. according to the vertical butt-welding machine of anode steel claw according to claim 1, it is characterized in that: on this equipment rack, be provided with the mechanical actuation device B that can drive the displacement of anode steel claw crossbeam conduction tooling fixture, when carrying out weld job, by this mechanical actuation device B, adjustable anode steel claw beam welding mouth welds the horizontal level between termination with docking round steel bar, and the two is carried out centering location, implements upset flash butt welding and connects.
5. according to the vertical butt-welding machine of anode steel claw according to claim 1, it is characterized in that: the upsetting machine of this equipment or title jacking cylinder, can be arranged on and drive round steel bar to weld on the mechanical actuation device A of conductive holding tooling fixture movement, be combined into parts with it; Can be arranged on again can drive the displacement of anode steel claw crossbeam tooling fixture mechanical actuation device B on, be combined into parts with it.
6. according to the vertical butt-welding machine of anode steel claw according to claim 1, it is characterized in that: this equipment promotes the upset oil cylinder that conductive holding tooling fixture moves up and down, when carrying out weld job, welding work pieces can be promoted carry out vertical top smithwelding and connect action, simultaneously, again can under the driving of mechanical actuation device, synchronously move horizontally with welding conductive holding tooling fixture.
7. according to the vertical butt-welding machine of anode steel claw according to claim 1, it is characterized in that: this equipment can drive round steel bar welding conductive holding tooling fixture to carry out the mechanical actuation device A of displacement, can be mounted on upper rack, also can be mounted on frame lower; In like manner, this equipment can drive the mechanical actuation device of anode steel claw crossbeam conductive holding tooling fixture B displacement, can be mounted on upper rack, also can be mounted on frame lower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410410420.7A CN104368903A (en) | 2014-08-14 | 2014-08-14 | Vertical type butt welder for anode steel claw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410410420.7A CN104368903A (en) | 2014-08-14 | 2014-08-14 | Vertical type butt welder for anode steel claw |
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| Publication Number | Publication Date |
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| CN104368903A true CN104368903A (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410410420.7A Pending CN104368903A (en) | 2014-08-14 | 2014-08-14 | Vertical type butt welder for anode steel claw |
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| CN (1) | CN104368903A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722975A (en) * | 2015-03-04 | 2015-06-24 | 淮安中科科创精密机械科技有限公司 | Automatic welding device of colter shaft assembly |
| CN106624260A (en) * | 2017-02-28 | 2017-05-10 | 白银中科威远环境科技设备有限公司 | Quick repair welding machine for anode steel claw |
| CN108422196A (en) * | 2017-12-30 | 2018-08-21 | 贵阳铝镁设计研究院有限公司 | A kind of aluminium electrolysis anode steel pawl repairs unit and its restorative procedure automatically |
| CN108568584A (en) * | 2017-03-13 | 2018-09-25 | 白银中科威远环境科技设备有限公司 | A kind of auxiliary preheats big cross section metal butt welding machine and its duct butt-welding method |
| WO2018170769A1 (en) * | 2017-03-22 | 2018-09-27 | 鲁兵 | Method for improving quality of flash-butt welding joint |
| CN111545946A (en) * | 2020-06-15 | 2020-08-18 | 焦作智造机电设备有限公司 | High-efficiency automatic welding system for electrolytic aluminum anode steel claw and implementation method |
-
2014
- 2014-08-14 CN CN201410410420.7A patent/CN104368903A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722975A (en) * | 2015-03-04 | 2015-06-24 | 淮安中科科创精密机械科技有限公司 | Automatic welding device of colter shaft assembly |
| CN104722975B (en) * | 2015-03-04 | 2016-04-20 | 淮安中科科创精密机械科技有限公司 | A kind of coulter shaft sub-assembly automatic welding device |
| CN106624260A (en) * | 2017-02-28 | 2017-05-10 | 白银中科威远环境科技设备有限公司 | Quick repair welding machine for anode steel claw |
| CN108568584A (en) * | 2017-03-13 | 2018-09-25 | 白银中科威远环境科技设备有限公司 | A kind of auxiliary preheats big cross section metal butt welding machine and its duct butt-welding method |
| WO2018170769A1 (en) * | 2017-03-22 | 2018-09-27 | 鲁兵 | Method for improving quality of flash-butt welding joint |
| CN108422196A (en) * | 2017-12-30 | 2018-08-21 | 贵阳铝镁设计研究院有限公司 | A kind of aluminium electrolysis anode steel pawl repairs unit and its restorative procedure automatically |
| CN108422196B (en) * | 2017-12-30 | 2023-08-18 | 贵阳铝镁设计研究院有限公司 | Automatic repairing unit for aluminum electrolysis anode steel claw and repairing method thereof |
| CN111545946A (en) * | 2020-06-15 | 2020-08-18 | 焦作智造机电设备有限公司 | High-efficiency automatic welding system for electrolytic aluminum anode steel claw and implementation method |
| CN111545946B (en) * | 2020-06-15 | 2023-08-29 | 焦作智造机电设备有限公司 | High-efficiency automatic welding system for electrolytic aluminum anode steel claw and implementation method |
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Application publication date: 20150225 |
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