Doubleacting gun new innovative spot gun from pro spot features doubleacting cylinder, widespreading electrodes that are also selfaligning. The pressure is released when the spot weld cools off. It guns spot welding machines with our rich industry experience, we have been able to offer an exclusive range of it guns spot welding machines. Accurate spot weld testing for automotive applications. Robotic and manual weld guns come in a vast array of. A customer is able to create detailed weld schedules unique to your. Robotware spot abb robotics spot welding software abb. Spot welding unit succeed with the resistance welding process. In a typical spot welding application there are two electrodes, opposite each other, which squeeze the metal pieces together. Figure 2 section cut of resistance spot weld between two sheets. Sorpas 3d input wizard has been specially designed for quickly building and.
Robotic simulation software and diverse robots can trade data with. Nachi is an industry leader in spot welding robot technology. Edward ted nelson invented the stud welding process at the mare island shipyard in vallejo, california, as a means to speed production of shipbuilding. Resistance spot welding is a welding process, the process uses a large current to two or more sheet metal bonded to a single location.
Should there be a sudden loss of air pressure, there is a failsafe mechanism that keeps the plates together. Clearly, it is vital to insure that the weld quality is adequate in order for the joined materials to perform the tasks that they are designed for. As spot weld joints provide localized connection, and thus lead to high stress concentration in the joined plates, any improper design may result in. It has a modular design consisting of one standard gun body with various x and jc.
The complete offering includes the welding gun, dresspack, water and air unit, welding timer, software and all. Design, simulation, analysis, offline programming using robcad. It enables compensation of the servo spot weld gun through robot motion. Resistance weld guns milco manufacturing has been a pioneer in resistance welding equipment since 1950, producing hydraulic, pneumatic, and servo welding products. Spot welding box bosch inverter for manualautomatic guns smart spot application, with adaptive software media panel fixed or swinging tip dresser with new calibrated cutter automatic cap. Resistance spot welding power supplies amada weld tech. Spot welding gun the flexgun is a simple and robust modular spot welding gun with parallel arm movement enhancing arm to guarantee process quality. We make the assumption that the weld on the welded nutstud should be stronger than the fastener itself.
Nelson stud welding s rich history began in 1939 with the u. These welding guns are manufactured by our skilled. Weld fixture design seven tips for a lean and efficient design. Flexgun abb robotics abb spot welding robot equipment. Spot welding or resistance spot welding is a type of electric resistance welding used to weld various sheet metal products, through a process in which contacting metal surface points are joined by the. Simulation of spot welding robot for automotive manufacturing. The whole process design of the robotic spot welding is not simple and. Dengenshas weld guns set the standard for lightweight compact weld guns, servo spot weld guns in xtype and ctype, portable weld guns and robot guns integrated with transformers.
The largest source of failure in a robot spot welding cell is the weld gun and the cabling robot dress used to operate the gun. Therefore, if youre wondering what the torque specification should be for your weld nut, simply determine the torque capacity of the fastener itself. Determine weld nut torque specs and download our fasteners catalog. The design site for hardware software, and firmware engineers. Find out how a spot welding machine works, which technologies are used in practice and get. Spot welds are formed when a large amount of current is passed through the panels for the correct amount of time and with the correct amount of pressure. Spot welding basic parameters setting basic calculations. The portion of the material just below the electrodes gets pressure welded. Robcad spot addresses the entire spot weld design process, taking into account critical factors such as space constraints, geometric limitations and weld cycle times. It has a modular design consisting of one standard gun body with various x and jc gun arm types. Spot weld gun up to 18 gauge with pistol grip handle.
Amada miyachi offers a complete line of resistance spot welders including linear dc, inverter, ac and capacitive discharge. A definitive guide to design for manufacturing success 8 spot weld tool clearance sufficient clearance around the spot weld should be maintained to avoid the interference of weld gun with the. The algorithm for selecting a spot welding gun is presented in figure. Spot welding robots applications kawasaki robotics. Nachis latest spot welding technology is integrated to the industries fastest industrial robots, thenachi sra series, which provide the industrys most advanced spot welding controls and software functionality. The spot welding software is designed and tuned for optimized spot welding process together with abb power robots families, irb6620, irb 6640, irb 6650s. Design and implementation of software for resistance welding. Push one button to open electrodes wide, then push. Robotics industry insights spot welding keeps moving. If referring to furniture on an ar, such as forearm, or stock, or any attachments to the actionbarrel, any cad software like autocad will work just fine. Learn how kawasaki robotics spot welding robots reduce cycle time by 20% with. The project illustrates how to build a homemade spot welder which can. Pdf design of flexible spot welding cell for bodyin.
Simply defined, spot welding is the welding of overlapping pieces of metal at small points by application of pressure and electric current. We have mechanical engineers on staff that use the latest 3d modeling software, stress analysis software, and their knowledge and experience to design your projects. Robotware spot welding options are designed to be general and flexible. We supply and can service any of these manufacturers quality products. Figure 2 fully automatic spot welder for automotive production, 10 khz cgun. Radiatorpump active loop cooled to the caps wirelessly upgradeable software platform ip 21 385 lbs. Flexgun abb robotics abb spot welding robot equipment and. A typical benchtop system would include a resistance welding power supply. The spot welding gun is attached to the tool plate. Due to mounting errors or elastic deflection of the weld gun during spot.
Many basic types of guns are available, the two most commonly used being the direct acting type, generally known as a ctype gun, where the. Design of flexible spot welding cell for bodyinwhite biw assembly. A model from the irb 6700 family of mediumheavyweight robots displaying a spot welding configuration with an abb spot weld gun. To measure weld quality and process robustness of rsw, the main measurements are weld nugget size the lateral size of the solidified joint.
Spot weld is a premier distributor for tecna and aro manual weld guns. Ergonomic design the ergoline design offers a gun which is not only easy to handle, but equally compact. Blog by susan straley, queen of lean machine design at rentapen in. Spot welding guns are normally designed to fit the assembly. Setup guides spot welding parameters welding equipment selection. Kawasakis advanced servo gun software optimizes the gun motion profile which. Long, in failure mechanisms of advanced welding processes, 2010. Thus, a spot weld made in two sheets, each 1 mm in. Spot welding technical information titespot welders. Spot servo equalizing allows you to solve spot welding gun equalizing without mechanical hardware. The dynamic action of the robot motion can fatigue the robot dress causing. This is the cable bundle that carries the services from the base of the robot to the weld gun. Process planning of resistance spot welding oscar an.
The other important element of the spot welding robot is the dress package. Equalizingtech software is an additional option for the servogun technology package. A form of resistance welding, spot welding is one of the oldest welding processes whereby two or more sheets of metal are welded together without the use of any filler material. Spot welding software abb robotics application software. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users.
Pro spots signature spot gun features doubleacting cylinder, widespreading, selfaligning electrodes. Spot welding simulation in comsol the rsw is a complex process which involves electrical, thermal, mechanical and metallurgical phenomenon. Fundamentally, the problem that the design of the new tool changer addresses is that of electrical contact contamination. Fully automatic spot welding system for application in automotive.
Spot welding occurs in three stages electrodes seated in a weld. Since 1949, aro welding technologies sas has been a leader in resistance welding technology providing the automotive and manufacturing industries with innovative robotic welding, manual welding and stationary welding systems. Abb to showcase broad range of welding technologies at. Gun design is a broad term covering a lot of ground. The actual design begins with part modeling from 2d drawings and assembly of components as per customer.
Spot welding is a popular joining method in thinsheet metal manufacturing, especially in the. Spot welding technology has been widely used by its use of. Performing spot welds analysis via computer allows the engineer to. Regardless which spot welding unit is used, during spot welding metal.
Utilizing fully integrated weld controls, all spot welding data can be directly inputted and monitored through the robots teach pendant. Sprzedaz i szkolenia catia v4 v5 v6 autoryzowany dystrybutor. Software performance for body in white, car body assembly. It guns spot welding machines integrated transformer. The spot weld technology of fastsuite edition 2 can be used to support fixed, stationary weld guns as well as complete biw assembly lines. The weld joint is usually in the form of a round spot if the electrodes. Blog by susan straley, queen of lean machine design at rentapen in waukesha, wi.