CN103894714A - Automatic seal soldering method and seal soldering machine for steel grating end plates - Google Patents
Automatic seal soldering method and seal soldering machine for steel grating end plates Download PDFInfo
- Publication number
- CN103894714A CN103894714A CN201210579860.6A CN201210579860A CN103894714A CN 103894714 A CN103894714 A CN 103894714A CN 201210579860 A CN201210579860 A CN 201210579860A CN 103894714 A CN103894714 A CN 103894714A
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- steel grating
- end plate
- oil cylinder
- soldering
- raised line
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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
- B23K11/02—Pressure butt welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/24—Electric supply or control circuits therefor
- B23K11/241—Electric supplies
-
- 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
- B23K11/36—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The invention relates to an automatic seal soldering method for steel grating end plates. An end plate with a raised line is arranged on a side electrode plate. The raised line outwardly faces the portion of an original steel grating, the portion is to be soldered with a soldering bar and contacts with the raised line of the end plate, an upper pressurizing oil cylinder is pressurized in place, the front end of the steel grating is tightly pressed onto a lower electrode plate and keeps good contact, a soldering switch is turned on and a side pressurizing oil cylinder is started to complete soldering. The automatic seal soldering method and the seal soldering machine have the advantages of neatness in soldering, attractive appearance, high welding strength and efficiency, high energy conservation and environment friendliness.
Description
Technical field
The present invention relates to Welding Technology and Equipment, espespecially a kind of automatic sealing package soldering method and welder of steel grating end plate.
Background technology
In prior art, the welding of the end plate of steel grating generally has manually and completes, and artificial welding " end plate " is due to difference and artificial uncontrollable other factors of workman's technical merit, finally irregular, not attractive in appearance, the solder skip of end plate out of welding, also have production cost high, efficiency is low, the bad recruitment of workman, and the problem such as mobility is large, the management cost that therefore factory pays is also very high.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of weld neat, attractive in appearance, weld strength is high, efficiency is high, save in a large number automatic sealing package soldering method and the welder of a kind of steel grating end plate of the energy, environmental protection.
The present invention is a kind of automatic sealing package soldering method of steel grating end plate, to be arranged on lateral electrode plate with the end plate of raised line, described raised line outwards and need the position of soldering and sealing edge strip towards steel grating raw sheet, contact preparing the position of soldering and sealing edge strip and the raised line of end plate, upper pressurization oil cylinder is pressurized to position, tightly the front end of steel grating be pressed onto on lower electrode plate and confirm maintenance good contact, opening welding switch, starting side direction pressurization oil cylinder and complete welding job.
The upper pressure that described upper pressurization oil cylinder applies remains on 40T-60T.
The pressure ratio of the side pressurization that described upper pressure and side direction pressurization oil cylinder apply is 4: 1.
A kind of steel grating end plate welder, comprise host machine part, hydraulic system, power-supply system, control system and cooling system, described host machine part comprises jig, carriage, upper pressurization oil cylinder, side direction pressurization oil cylinder, upper holder block, lateral electrode plate and lower electrode plate, described lateral electrode plate is provided with the end plate of raised line, outwards and need the position of soldering and sealing edge strip towards steel grating raw sheet, described power-supply system comprises welding transformer and inverter controller to described raised line, and the output of described welding transformer connects lateral electrode plate and lower electrode plate.
The bottom that described upper holder block contacts with steel grating arranges the decorative pattern that increases frictional force.
Internal impedance≤10 υ the Ω of described welding transformer.
Useful technique effect of the present invention is:
1. because the internal impedance of the source of welding current is very low, reduced to greatest extent the loss of self, hot merit be used in to weld zone to greatest extent, a large amount of saving electric energy.
2. because inverter controller power factor is very high, substantially there is no reactive loss, so it is a lot of to take the volume lowering of electric power network.
3. for the product of producing:
1.. technique advanced person, welding position high conformity, elegant in appearance, intensity is high, and welding quality stable is reliable;
2.. liberate in a large number manually labour;
3.. reduce pollution, reduced carbon emission, realized energy-conservationly, reduced impact to the large electrical network of country;
4.. improve production efficiency, reduced production cost, improved economic benefit.
Brief description of the drawings
Fig. 1: steel grating end plate welding top view of the present invention.
Fig. 2: steel grating end plate weld side view of the present invention.
Fig. 3: end plate cross-sectional view of the present invention.
Fig. 4: the pressure of side pressurization when welding and the wave form varies figure of electric current.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
The present invention is a kind of automatic sealing package soldering method of steel grating end plate, as shown in Figure 1-2, end plate with raised line 12 is arranged on lateral electrode plate 3, described raised line outwards and need the position of soldering and sealing edge strip towards steel grating raw sheet 4, contact preparing the position of soldering and sealing edge strip and the raised line of end plate, upper pressurization oil cylinder 5 pressurizations put in place, tightly the front end of steel grating are pressed onto on lower electrode plate 6 and confirm to keep good contact, open welding switch, start side direction pressurization oil cylinder 7 and complete welding job.The upper pressure that described upper pressurization oil cylinder applies remains on 40T-60T.The pressure ratio of the side pressurization that described upper pressure and side direction pressurization oil cylinder apply is 4: 1.
Before starting device carries out automatic soldering and sealing, first need the each position of equipment to check and have or not fluid seepage, there is no-sundries workplace and affects safe factor etc., then first open cooling system, discharge cooling circulating water, cooling circulating water be equipment normal in service to positions such as " inverter controller ", " welding transformer ", " welding electrodes " because the heating that normal loss causes cools.
Start battery main switch, each position display lamp is bright, and PLC industrial control system and inverter controller enter electrification reset SBR.
Start Hydraulic Station, after Hydraulic Station electric power starting, it is normal and in the pressure limit of setting that observing system oil pressure and the Pressure gauge of supplying with respectively upper pressurization oil cylinder, side direction pressurization oil cylinder indicate whether.
The steel grating raw sheet hoisting overhead travelling crane that does not seal two ends side plate is lifted on the carriage that is provided with slider roller, then promoted to the jig direction of main frame by workman's manual (or automatically), to be put on lateral electrode plate with the end plate of raised line by workman's manual (or design automatically) simultaneously, raised line outwards and need the position of soldering and sealing edge strip towards steel grating raw sheet, end plate after putting well now steel grating raw sheet also carried out putting in place, be prepared the position of soldering and sealing edge strip and the raised line of end plate contacts, the associated button of now pressing on operating desk makes pressurization oil cylinder be pressurized to position, tightly the front end of steel grating is pressed onto on lower electrode plate and need guarantees good contact, upper pressure now remains on (having set) 40T-60T.The promising increase frictional force in position of upper holder block bottom contact steel grating and the decorative pattern that arranges are that steel grating is pushed and produces displacement when preventing the pressurization of side direction pressurization oil cylinder.The pressure ratio of the side pressurization that described upper pressure and side direction pressurization oil cylinder apply is 4: 1, and this ratio calculates and practical proof through theory.
Start welding: before welding, need to check or set welding variables, by " welding conditions programmable device " abbreviation " programmable device " in technologists utilization " inverter controller " according to (steel grating raw sheet) specification of required welding work pieces, welding is always counted, the welding gross area etc. carries out corresponding welding current, weld interval, energising number of times, pulse number, (if identical workpiece is set and inputted to supply frequencies etc., existing storage last time content just need not again be set and input) complete after, can open welding switch and start the side direction oil cylinder welding process of having pressurizeed.The pressure of side pressurization when welding and the wave form varies of electric current, as shown in Figure 3.
A kind of steel grating end plate welder, comprise host machine part, hydraulic system, power-supply system, control system and cooling system, described host machine part comprises jig, carriage, upper pressurization oil cylinder 5, side direction pressurization oil cylinder 7, upper holder block 8, lateral electrode plate 3 and lower electrode plate 6, described lateral electrode plate is provided with the end plate 2 of raised line 1, outwards and need the position of soldering and sealing edge strip towards steel grating raw sheet, the bottom that described upper holder block contacts with steel grating arranges the decorative pattern of increase frictional force to described raised line.
Described power-supply system comprises welding transformer 9 and inverter controller 10, and the output of described welding transformer connects lateral electrode plate and lower electrode plate.Internal impedance≤10 υ the Ω of described welding transformer.
The important technological parameters of welding transformer of the present invention and technical conditions are listed as follows:
Input voltage: 500V PWM square wave;
Incoming frequency: 6HZ---60HZ (when 0HZ pulsewidth can reach 200ms unsaturated);
Output welding current (successive value): 90KA;
Output welding current (maximum): 250KA;
Internal impedance :≤10 υ Ω (internal impedance of common power frequency welding transformer is between 60 υ Ω-100 υ Ω);
Rated power: 630KVA;
Rated duty cycle: 50%;
Other: is with the intelligent temperature control in transformer coil center.
Inverter controller is that the power supply of electrical network 3 phase 380V 50HZ is carried out to three-phase controlled rectification, then utilize superpower IGBT diode combinations to become bridge circuit, be reverse into the square ripple of 0-60HZ, its chopping frequency is intermediate frequency 5KHZ and utilizes microprocessor under the effect of feedback loop signals, to carry out rapid adjustment in the mode of PWM, so that the output valve of setting is highly stable and reliable.For electric network source, inverter controller belongs to resistance capacitive load, so its power factor is very high, power factor value is at 0.95-0.98.
This high performance controller and welding transformer of the present invention are supporting mutually, form best of breed, and this best group zoarium has ensured the superiority of " end-blocking plate machine ".
Described hydraulic system comprises Hydraulic Station, pipeline road, oil pump, valve body and fuel tap etc., its function is to be that the upper pressurization oil cylinder on main frame and side direction pressurization oil cylinder is supplied with power, so that welded piece (with the end plate of raised line) is compressed to energising when welding.
Control system comprises industrial computer, man-machine interface, monitoring system, surveillance, warning system etc., needs the program of desired level to realize automation or semi-automatic production of " end-blocking plate machine " according to technique.Operation platform is provided with " manually " and " automatically " conversion knob.While welding for the first time, conventionally use " manually " operation step order, having welded first that no problem gets off is exactly that turn " manual/auto " switch enters automatic Arc Welding, and automatic Arc Welding is completed by PLC industrial control system completely.Steel grating and end plate bar being in place from artificial or machinery, can start " automatically " and weld button, once complete: go up that pressurization, the propelling of side direction oil cylinder, supercharging, energising, welding, maintenance, lateral electrode retreat, upper holder block lifts the steel grating being welded is exited.The end plate of welding another side after steel grating reversion is completed.Feature: because this weldment shape is strip, length is 1000mm to the maximum, the band steel quantity of solder joint number and steel grating is identical, it is at most generally 34-41, so solder joint number is also 34-41 point, the thickness of band steel is also different, is generally 3m-7mm, welding current and disposablely complete the solder joint number of welding and the band steel thickness of steel grating is directly proportional.Band steel quantity is more, and thickness is thicker, and welding current is larger.The design maximum weld electric current of this equipment is 250KA-300KA, and the soldering and sealing end plate raised line that can meet the heavily loaded steel grating of maximum model uses.
Man-machine interface is the window of mechanical automation control, and coherent signal and the data of " PLC program control system ", " inverter controller " etc. are all carried out several data by man-machine interface (colourful digital shows operation screen) and intuitively shown.Technical parameter is set, amendment, monitoring to significant points etc., such as the temperature conditions of cooling circulating water, is 35 DEG C if set coolant water temperature threshold limit value, can automatically connect alarm or send verbal cue in the time exceeding this value.Also has number of packages and the quantity of producing such as accumulative total, the monitoring of pressure, the oil temperature etc. of hydraulic oil etc.
Cooling system be utilize standard industry water (can not fouling) under certain pressure machine easily the position of heating carry out cooling, such as the electrode of Hydraulic Station, welding transformer, inverter controller and welding position etc.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (6)
1. the automatic sealing package soldering method of a steel grating end plate, it is characterized in that, to be arranged on lateral electrode plate with the end plate of raised line, described raised line outwards and need the position of soldering and sealing edge strip towards steel grating raw sheet, contact preparing the position of soldering and sealing edge strip and the raised line of end plate, upper pressurization oil cylinder is pressurized to position, tightly the front end of steel grating is pressed onto on lower electrode plate and confirms to keep good contact, open welding switch, start side direction pressurization oil cylinder and complete welding job.
2. the automatic sealing package soldering method of a kind of steel grating end plate according to claim 1, is characterized in that, the upper pressure that upper pressurization oil cylinder applies remains on 40T-60T.
3. the automatic sealing package soldering method of a kind of steel grating end plate according to claim 1, is characterized in that, shown in the pressure ratio of the side pressurization that applies of upper pressure and side direction pressurization oil cylinder be 4: 1.
4. a steel grating end plate welder, it is characterized in that, comprise host machine part, hydraulic system, power-supply system, control system and cooling system, described host machine part comprises jig, carriage, upper pressurization oil cylinder, side direction pressurization oil cylinder, upper holder block, lateral electrode plate and lower electrode plate, described lateral electrode plate is provided with the end plate of raised line, and described raised line is outwards and need the position of soldering and sealing edge strip towards steel grating raw sheet, described power-supply system comprises welding transformer and inverter controller, and the output of described welding transformer connects lateral electrode plate and lower electrode plate.
5. a kind of steel grating end plate welder according to claim 4, is characterized in that, the bottom that described upper holder block contacts with steel grating arranges the decorative pattern that increases frictional force.
6. a kind of steel grating end plate welder according to claim 4, is characterized in that, the internal impedance≤10 υ Ω of described welding transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210579860.6A CN103894714B (en) | 2012-12-28 | 2012-12-28 | The automatic sealing package soldering method of a kind of steel lattice plate end plate and welder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210579860.6A CN103894714B (en) | 2012-12-28 | 2012-12-28 | The automatic sealing package soldering method of a kind of steel lattice plate end plate and welder |
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| Publication Number | Publication Date |
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| CN103894714A true CN103894714A (en) | 2014-07-02 |
| CN103894714B CN103894714B (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210579860.6A Active CN103894714B (en) | 2012-12-28 | 2012-12-28 | The automatic sealing package soldering method of a kind of steel lattice plate end plate and welder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108723567A (en) * | 2018-07-27 | 2018-11-02 | 安徽海蚨祥橡胶有限公司 | A kind of rolling type metal net electric welding machine |
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| US3892939A (en) * | 1973-10-18 | 1975-07-01 | Andersen Mfg Pty Ltd | Welding machine |
| GB1554465A (en) * | 1975-06-19 | 1979-10-24 | Roth Electric Gmbh | Method of making a grating |
| CN1785569A (en) * | 2005-01-14 | 2006-06-14 | 哈尔滨银河焊接机械研究所 | Pressure welding method of steel grille plate and its equipment |
| CN101284331A (en) * | 2008-06-01 | 2008-10-15 | 烟台新科钢结构有限公司 | Steel grid serging welding process and equipment |
| CN201257569Y (en) * | 2008-06-01 | 2009-06-17 | 张军强 | Steel grid plate tipping welder |
| CN201483148U (en) * | 2009-09-17 | 2010-05-26 | 合肥市奥比特电气有限公司 | Edge welding device for long rod shaped part |
| CN202691566U (en) * | 2012-07-12 | 2013-01-23 | 杨亚君 | Steel grid plate edge sealer adapted to resistance welding |
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2012
- 2012-12-28 CN CN201210579860.6A patent/CN103894714B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3892939A (en) * | 1973-10-18 | 1975-07-01 | Andersen Mfg Pty Ltd | Welding machine |
| GB1554465A (en) * | 1975-06-19 | 1979-10-24 | Roth Electric Gmbh | Method of making a grating |
| CN1785569A (en) * | 2005-01-14 | 2006-06-14 | 哈尔滨银河焊接机械研究所 | Pressure welding method of steel grille plate and its equipment |
| CN101284331A (en) * | 2008-06-01 | 2008-10-15 | 烟台新科钢结构有限公司 | Steel grid serging welding process and equipment |
| CN201257569Y (en) * | 2008-06-01 | 2009-06-17 | 张军强 | Steel grid plate tipping welder |
| CN201483148U (en) * | 2009-09-17 | 2010-05-26 | 合肥市奥比特电气有限公司 | Edge welding device for long rod shaped part |
| CN202691566U (en) * | 2012-07-12 | 2013-01-23 | 杨亚君 | Steel grid plate edge sealer adapted to resistance welding |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108723567A (en) * | 2018-07-27 | 2018-11-02 | 安徽海蚨祥橡胶有限公司 | A kind of rolling type metal net electric welding machine |
| CN108723567B (en) * | 2018-07-27 | 2021-01-08 | 江西吉思知识产权运营有限公司 | Rolling type metal mesh electric welding machine |
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| CN103894714B (en) | 2016-06-01 |
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