| Customization: | Available |
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| Control: | Semi-Automatic |
| Cooling Way: | Air Cooling |
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Battery Pack Welding Dual Pulse DC Spot Welder is used for high quality welding, there are two pulses for every actuation of the welder,the first pulse is small fraction of the total pulse energy,it has the ability to clean the area to be welded by giving it a quick heat pulse, evaporating surface water vapor, oil, oxide and other contaminants, it also establish a good, high conductivity area for the second, or welding pulse, the second pulse fuses the two pieces together, the area of weld is very small, that piece remains cool, and the electrical conductivity and strength are high because the two piece are alloyed over the spot surface,the method of Battery Pack Welding Dual Pulse DC Spot Welder is particularly good for welding batteries, wires, jewelry, steel, stainless steel, chromium and other passivated surface, in addition, capacitive welding has the advantage of quich energy release and manageable energy input, this means that welds occur fast enough that spot are small and high very small heat effected zones, the welder can be operated on standard household voltage and powers,battery manufacturers require spot welders for tab welding and battery pack assembly, this tabletop Battery Pack Welding Dual Pulse DC Spot Welder is ideal for batteries packs and tabs and contacts
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ulse, capacitive discharge |
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Application |
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Communications equipment: battery combination, cell phone batteries, cell phone hardware Electronic Components: CRT devices, sensors, resistors, fuses, semiconductor components Appliance: metal piece to fix, heating piece Automobile making: flashing lights, relays, filaments Digital Products: laptop computers, digital cameras, MP3 batteries, computer memory heads and so on. electromechanical devices: contactors, circuit breakers, motors Metal Products: medical equipment, lamps, badge, headdress, jewelry and other aerospace, Precision metal parts, instrument, metal connectors, sensors, etc |
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Character |
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(single) double AC pulse energy storage welding, which is reliable for welding result CPU control, high definition LED display 240*64, the operation is visual and be more precision 128 user-defined welding procedures, all of them can be locked by manager State locking technology, which can avoid false triggering The unit can integrated into automatic production line Can set pedal switch to detect the welding parts before power generating Can set prepressing time before power discharge Radio (RFI) and electromagnetic interference (EMI) protection Power box and welding section are separated, which is safer Pneumatic and pedal control in one machine, which is more flexible Discharge time can be set between pulse 1 and pules 2 long, medium and short-pulse adjustable to fit fine welding |
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Mainly parameter |
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Rated power: 3.0 up 500watts/second (joule), the display screen can show the whole (maximum) energy percentage (%), the tolerance is 0.5%, the display screen is 0.1% up 0.5% in required energy Stability of power box: changes in the nominal voltage supply of +/- 13%, the power box can keep the voltage of capacity band at set value of +/-0.25% Display screen: the display screen adopts 240*64 high definition LCD, is visible for debugging Capacitor control circuit: when the voltage of error amplifier is over the required value to cut off charging circuit, one resistor connects at two sides of capacitor bank, by which let the voltage of capacitor bank work at required level, the dead zone of capacitor control circuit is about 0.6% of maximum voltage Line fault step-down: the is for safety purpose, when the power supply cut off suddenly, one resistor of voltage step-down automatic connects to release the power of capacitor bank Ignition circuit: Ignition requires an external account is closed or low-touch control logic circuit, inside filtering device can prevent electrical interference (RFI) triggered over ignition Power supply: 220v, AC, 50/60HZ, 2635watts rechargeable, 35wattes as spare, When 230V, 2A Cutout Welding ignition lock: error amplifier output, when charging and discharging to prevent ignition circuit, which is helpful to prevent to ignition before capacitor charging and discharging, the welding ignition lock circuit can prevent defected welding effect Programmable Prepressing time: combine with ignition welding head in the manual and automatic working mode without welding pressure, guarantee electrode is positioned well with welding parts before welding energy outputting, the prepressing time can be programmable (range:0.1 up 9.9 seconds) remote program selection: four monopole input: remote selection1-128 procedure; remote to prevent capacitor bank charging, when do remote program, the operation panel can be instead Valve drive output: can control electromagnetic valve of pneumatic welding head, 24VAC, 15A output Output pulse characteristic: at the side of power output, multiple a non-inductive load of 0.01 ohms, at both ends of it to measure pulse characteristics, to measure the rising time between zero amplitude and maximum point, to measure the pulse width at 10% amplitude point |
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Pulse transformer |
Capacitor bank |
Rising time |
Pulse width |
Pulse amplitude |
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Multiple(short) |
12000mfd |
9.1ms |
2.0ms |
11.5v |
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series(long) |
12000mfd |
16.5ms |
3.7ms |
7.8v |
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Welding speed: how many piece can be welded per minutes average when the machine work at rated status, |
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Maximum energy percentage |
Repeated welding Nos/minutes |
Interrupted welding Nos/minutes |
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2% under |
116 |
170 |
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25% |
78 |
80 |
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50% |
51 |
55 |
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100% |
27 |
30 |
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Specifications |
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Model |
KLM-875 |
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Rated power |
3.0-875w/s |
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Drive Form |
Pedal |
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Welding Current |
0-99 Adjust |
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Electrode Diameter |
optional |
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Input Power |
AC220± 10%/50Hz |
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Welding Power |
DC |
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Electrode Travel Length |
15mm |
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Max Welding Thickness |
0.8mm |
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Overall dimension |
310mm*280*430mm |
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Net weight |
60kgs | ||||
Batterrrents with extremely fast pulse rise times and short duration, the short pulse length and high current allows the welding of highly conductive material, including copper,brass,welding current and pulse widths may be adjusted to weld more resistive material such as steel and Nickel,Battery Pack Welding Dual Pulse DC Spot Welder produces repy Pack Welding Dual Pulse DC Spot Welder is easy to use as well as powerful, this capacitive discharge welding is a version of resistance fusion welding that offer high peak cueatable welds independent of local line voltage variations and is capable of extremely fine energy adjustment, the dual pulse weld setting helps eliminate surface inconsistencies,contamination and allows adjustment of initial contact of the welding electrodes to produce repeatable results, that is pioneer solution in batteries cell of tab fusion
Battery Pack Welding Dual Pulse DC Spot Welder takes another name of dual pulse, capacitors discharged DC Spot welder for battery tap welding in 18650/26650 cells assembling, it has an energy locking function to ensure that power supply fluctuations shall not have any decline in the welding quality, the energy storage is 125~800watts per millisecond joules which is effective for precision metal welding, the designed current of dual pulse welding promotes welding quality and reduces the spatter effectively, in two pulse welding, the first pulse is for the surface coating,oxide removal,the electrode remains in contact and deformed the metal surface a little to make effective contact with the electrode,now the second pulse can make a proper metal weld;This Battery Pack Welding Dual Pulse DC Spot Welder comprises an auto stepping function, that can achieve the preset welding parameters automatically, suppose there is weak welding with the first pulse, then welding will stop for second pulse welding else you change the location/condition,In addition,Battery Pack Welding Dual Pulse DC Spot Welder integrate high precision microprocessor for stable repetitive welding, this will improve the quality of welding and reduce the welding spatter, these is inbuilt current, voltage, power monitoring and each spot quality reporting feature
Battery Pack Welding Dual Pulse DC Spot Welder provides strong, clean, repetitive welds, the first pulse heats the welding surface to eliminate contaminants and to seat the welding electrode tips, the second pulse hen performs a strong spot weld, this method is considered to avoid spatter and avoid possibility of weak welds, the heat generated in the smallest contact at quickest alloyed docking,the programmable logic control integrated with touch screen is accessible for resetting parameter and monitoring current, voltage and graphic reports, this process is designed specifically for battery pack spot welding
The wide scales of application for Battery Pack Welding Dual Pulse DC Spot Welder mainly concentrate in electronic assembling field of power storage supplying, likely battery pack process welding, thermocouple process welding, automotive application of welding, copper, brass, and aluminum thin sheet weld, cross wire welding process, honeycomb tacking and resistive other applications
Capacitive discharge spot welders at low price for high quality
Overview of DC capacitive discharge spot welder
The latest spot welder introduced a high-frequency resistance spot welding for high-end needs of clients this spot welder is microcomputer control and AC-DC resistance sticks, single phase or dual pulse, capacitive discharge or transform discharged spot welding; the spot welders have wide scope in application at KEEPLEADERTM, under examples for reference
01: All kind of steel lithium battery assembly
02: Aluminum lithium battery assembly, aluminum lithium-ion battery composite film of Nickel and aluminum welding
03: Nickel plate and Nickel plate connection, Nickel plate and the battery connection
04: Lithium-ion batteries and Nickel plate copper connection
05: All kinds of button batteries and Nickel plate welding
06: welding thin button cells will not have depression, yellow, black phenomenon
07: Ni-MH battery assembly
08: All the old batteries repeat the spot
09: Various hardware components of the welding
10: Foam Nickel, then precision hardware side access
Single and dual pulse versions
This spot welder has fine spot welder power sources allow you the versatility to take on welding from the large all the way into the micro-scale! KEEPLEADERTM spot welder gives good repeatability by displaying the exact energy readout of each weld, purchase a hand weld tool or weld heads to meet your welding requirements
The features of Capacitive discharge spot welders at KEEPLEADERTM
01: inexpensive, capacitive discharge, power source single or dual pulse versions available
02: Adjustable weld energy/power, dual pulse systems have adjustment for energy for both pulses, in addition, the dual-pulse feature can be turned off.
03: weld energy indication
04: optional pen, battery tab and manual or pneumatic plug-in weld heads
05: standard foot switch
06: microcomputer control, visible and stable output, dual-pulse welding that can do pre-welding, pre-solder oxide removal, remove debris, reducing the spark, continued welding to ensure a solid solder joint appearance, no black, spot size of the uniform burr, does not affect the appearance of the welding appearance
07: with the traditional exchange pulse, capacitive discharge spot welder, welding time is very short on the intrinsic properties of the batteries had no effect, does not affect the battery internal resistance, change does not affect the voltage and capacity, but not to cell performance impact
After completion of the weld surface of the battery is more clean, burr is small, not yellow, and not black
08: the microcomputer control precision: long-term, high-speed scanning micro welding in the input voltage, the power of a wave, the calculation of compensation data immediately change the welding energy, so that the welding does not occur due to voltage fluctuation in the fire bombing of weld or phenomenon, to ensure that each welding effect consistent, and welding sparks small, minimal impact on the battery, almost none
09: the operation set simplification: new panel design, the use of aluminum and metal buttons, durable, micro-computer of the parameters, the use of LCD liquid crystal display, keyboard adjustment, accurate intuitive ,convenient and more humane
10: Adjustable and easy to use, the new electrode design, solder pin spacing, pressure independently adjustable, for the original welding, alignment accuracy, high yielding,
11: sale low maintenance, easy maintenance, as the machine most of the use of imported components, to ensure low failure rate, and the spot welder structure design, maintenance, replacement of only one integrated circuit board, the general mechanics can be replaced
12: with automatic alarm and cut off the system, if the spot welder is damaged, will automatically display failure, and cut off the welding circuit to prevent the failure to expand, and to remind the repair
13: automatic counting, one output can be automatically counted 0-9999 facilitate the calculation of daily production
14: import solder pins: unlike ordinary welding ring used in further processing of the material to be shaped, which KEEPLEADERTM uses imported high-quality special welding products welding pins. And other three sets of import and distribution of each welding machine needle
A note about dual-pulse, capacitive discharge technology
Dual pulse spot welding is used for high quality, precision welding, there are two pulse for every actuation of the welder, the first pulse is a small fraction of the total pulse energy, it has the ability to clean the area to be welded by giving it a quick heat pulse, evaporating surface water vapor, oil, oxides and other contaminants, it also establishes a good, high conductivity area for the second, or welding pulse, the seconds pulse fuses the two pieces together, the area of the weld is very small, the piece remains cool, and the electrical conductivity and strength are high because two piece are alloyed over the spot surface, the spot welder at KEEPLEADERTM is passed SGS audited
Dual pulse, capacitive discharge spot welder is particularly good for welding batteries, wires, jewelry, steel, stainless steel, chromium and other passivity surface, so far, most of spot welder at KEEPLEADERTM is applied in field of battery spot welding
Capacitive welding has the advantage of quick an stable energy release, and manageable energy input, this means that welds occur fast enough that spots are small and have very small heat effected zones, KEEPLEAERTM adopts made-in-Japan capacitors that has better performance and life-span
The welder can be operated on standard household voltage and powers
Battery pack/cell manufacturer/builder require spot welders for tab welding and battery pack assembly, this small battery terminal welder is ideal for battery packs and tabs and contacting sheets
Dual pulse industrial spot welders of KEEPLEADERTM
01: Dual pulse operation removes surface inconsistencies
02: Dual pulse operation removes surface inconsistencies and contaminants
03: Adjustable pulse width, much more finesse that transformer based welders
04: Available 125, 250, 500 and 875 Joule (125, 250, 500 and 875w a second)
05: Adjustable from 1% to 100% energy discharge
06: Up to 600 welds/min
07: Simple, user-friendly interface, potable size
08: Perfect for battery pack assembly
09: Hi Visibility display shows weld parameters
This dual pulse, capacitive discharge spot welders are easy to use as well as powerful, CD (capacitive discharge) spot welder is a version of resistance fusion welding that offers high peak currents with extremely fast pulse rise times and short durations (on the order of 10's of microseconds), the short pulse lengths and high current allows the welding of high conductive materials, including copper, and brass, welding current and pulse widths may be adjustable to weld more resistive materials such as steel, and Nickel, capacitive discharge welding produces repeatable welds, independent of local line voltage variations and is capable of extremely fine energy adjustment, the dual pulse weld setting helps eliminate surface inconsistencies, contamination and allows adjustment of the initial contact of the welding electrodes to produce repeatable effects
KEEPLEADERTMcan make modification on our current design to satisfy special requirements in diversity, welcome to filed inspection
Battery Pack Welding Dual Pulse DC Spot Welder is arranged shipment in 1 plywood case for transportation, that is 100% ensured for safe conversion
Battery Pack Welding Dual Pulse DC Spot Welder has many advantages over other welder types, likely DC power supply of controlled power energy, computerized programmable logic integrated touch screen for convenient resetting and monitoring condition, dual pulses welding of one clean the contamination, seat the electrode tip and other one complete the ultimate welds without spatter in result strong welding, capacitive discharge power transformer to store and release weld energy, you weld energy will be highly repeatable and will not affected by line voltage fluctuation, you can also achieve quick energy release for welding highly conductive metals such as copper, this quick energy release is concentrated into a small area, generating only on a small heat signature or heat affected zone, consult these salient characters or more introduction with our tech team to find what more we can do for your business
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