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Machines and Systems for Electric Motor Production

We power solutions: at its plant in Pianezza (Turin) GROB designs and builds machines and assembly lines for electric motor manufacturing. Our product portfolio ranges from semi-automatic machines to fully automated systems. Thanks to the experience gained in over thirty years of activity in this sector and thanks to its global presence, GROB guarantees excellence in technology and service support worldwide.

GROB creates highly innovative automation systems that combine technical expertise, dynamics and creativity. These distinctive features give rise to flexible solutions, capable of responding to the most specific needs through which the company never ceases to contribute to a more conscious use of resources and to a more sustainable future.

Application areas for our products
E-Mobility
Light E-Mobility
Domotics
Industrial
Alternator
Our technologies
checkboxDistributed Winding Stator
checkboxLinear Winding Stator
checkboxPermanent Magnets Rotor
checkboxWound Rotor
checkboxImpregnation
checkboxMotor Assembly
Machines for Stator Winding
Distributed Winding
Slot insulation machine
Slot insulation machine


Insertion of insulation into stator slots.

    Slot insulation machine

    Machine features:

     

    • Easy to use
    • Programmable lenght of the insulation
    • Full height control, width control, cuff height control
    Slot insulation machineSlot insulation machineSlot insulation machineSlot insulation machineSlot insulation machine
    Winding and inserting machine
    Winding and inserting machine


    Automatic winding and inserting machine for highly efficient stators for induction motors.

      Winding and inserting machine

      Machine features:

       

      • Highly efficient coil insertion with three independent slides
      • Automatic adaptation to different heights of laminated cores
      • Cuff support to protect slot insulation paper
      • Automatic form opening and centering
      • Anti-twist system (option)
      • Lead twist (option)
      • HMI driven tool change
      Winding and inserting machineWinding and inserting machineWinding and inserting machineWinding and inserting machine
      Intermediate forming machine
      Intermediate forming machine


      Forming the coil in order to create room for the following insertion step.

        Intermediate forming machine

        Machine features:

         

        • Easy to use
        • Fully electric movement
        • Fully programmable enlargement parameters
        • Cuff support to protect slot insulation paper and wire
        Intermediate forming machineIntermediate forming machine
        Final forming machine
        Final forming machine


        Pressing of the winding heads in order to achieve the requested geometry.

          Final forming machine

          Machine features:

           

          • Easy to use
          • Fully electric movement
          • Cuff support to protect slot insulation paper and wire
          Final forming machineFinal forming machineFinal forming machineFinal forming machineFinal forming machine
          Lacing machine
          Lacing machine


          Lacing of the winding heads with diamond stitch.

            Lacing machine

            Machine features:

             

            • Easy to use
            • Fully electric movement
            • Simultaneous lacing of upper and lower winding head
            • Different lacing patterns possible for upper and lower winding head
            • Automatic knotting
            • Cutting of lacing cord with blade or heat
            Lacing machineLacing machineLacing machineLacing machineLacing machine
            Core skewing and welding machine
            Core skewing and welding machine


            Skewing and welding of laminated cores.

              Core skewing and welding machine

              Machine features:

               

              • Programmable skewing angle
              • Plasma/TIG/laser welding
              • Fully electric movement
              • Programmable pressing force
              Core skewing and welding machine
              Show all machines
              Machines for Alternator Stator Winding
              Template-based Wave Winding
              Template-based wave winding machine
              Template-based wave winding machine


              Automatic winding and inserting machine for highly efficient stators for induction alternators.

              Template-based wave winding machine

              Machine features:

               

              • High slot fill factor for highly efficient alternators
              • Winding, inserting and intermediate forming – all in one
              Template-based wave winding machine
              Machines for Stator Winding
              Linear Winding
              Linear winding machine
              Linear winding machine


              Linear winding of the wire onto a rotating coil body.

                Linear winding machine

                Machine Features:

                 

                • Winding of axial flux segments or segmented stators
                • High precision orthocyclic winding at high winding speed
                • 1 up to 4 simultaneously working spindles
                • Wide range of wire diameters
                • High performance wire tensioning unit
                • Fully and easiliy programmable
                • Quick tooling change
                Linear winding machineLinear winding machine
                Machines for Rotor Assembly
                Permanent Magnet Rotor/Wound Rotor
                Rotor line

                GROB provides the full manufacturing process for permanent magnet rotors at different levels of automation.

                Rotor line

                Machine features:

                 

                 

                • Glue application via robot
                • Magnet insertion via robot
                • High flexibility for different rotor shapes
                • Rotor shaft fitting with control of force and position
                • Visualization system for shaft and rotor indexing
                • Degree of automation from low to high
                Rotor line
                Rotor needle winding machine
                Rotor needle winding machine


                Needle winding machine for rotor coils.

                Rotor needle winding machine


                Machine features:

                 

                • Orthocyclic winding of automotive rotors
                • Special design of the needle to lower the stress on the wire
                • Reduced wire tension due to needle rotation
                • Full control of wire positioning
                • Orthocyclic winding at high speed
                • Easily programmable and user-friendly interface
                Rotor needle winding machine
                Impregnation Lines
                Trickling cell
                Trickling cell


                The trickling cell developed by GROB consists of a flexible combination of trickling, gelling and robot stations and enables a rotating transfer between the trickling and gelling process via a specially developed robot gripper.

                  Trickling cell


                  Machine features:

                   

                  • High flexibility and scalability
                  • Wide range of product dimensions can be processed  with same equipment
                  • Quick tool change
                  • Fully automatic solution
                  Trickling cell
                  Automation for Motor Assembly
                  E-motor assembly lines
                  E-motor assembly lines


                  GROB offers solutions for the complete assembly of e-motors: from bearing installation and final screwing to terminal box installation.

                  Download our product brochures for more information!

                  Our Services

                  Post-punching process

                  GROB supports stator and rotor stack producers integrating all the processes to get the finalized laminated core. In particular, GROB offers solutions for transportation, indexing, checking of weight and height, adding and removing laminations, induction heating, ID checking, laser marking, cooling, dry-cleaning and packing.

                   

                  Advantages:

                   

                  • Individually customizable processes
                  • Processes designed and built by partners with large expertise in the automotive sector

                  Turn-Key Solutions

                  GROB provides turn-key solutions for all stages of the electric motor manufacturing process. The experience gained in more than thirty years in this field has made GROB a solid and reliable partner in all phases of the production process, allowing its customers to save time and resources.

                   

                  Advantages:

                   

                  • With everything from a single source, a seamless manufacturing process is guaranteed
                  • High-quality customer support carried out by experienced professionals

                  Customization

                  All our machines can be customized according to specific requests. Thanks to a experienced team of technical experts, GROB offers the best solutions in the field of electric motors.

                   

                  Advantages:

                   

                  • High flexibility and adaptability to specific customer requirements
                  • In-depth know-how in design and engineering
                  • Analysis and support of the customer during each phase of project development

                  Preventive Maintenance and Sustainability

                  Maximum efficiency with low energy requirements: with the software GIT Connect developed by GROB, the life cycle of a machine can be extended and its environmental impact can be reduced without limiting production efficiency.

                   

                  Advantages:

                   

                  • Custom machine design based on your sustainability needs
                  • Data analysis including machine performance and productivity monitoring
                  • Remote connection for troubleshooting
                  • Pneumatic and electric equipment in order to optimize air consumption

                  Simultaneous Engineering and Prototype Production

                  GROB has a large technical expertise and is permanently focused on the current market demands. Our simultaneous engineering service dedicated to the development of the industrial process of the final product allows customers a rapid evaluation of the process and final product itself with significant savings in time and money.

                   

                  Advantages:

                   

                  • Expert knowledge regarding feasibility studies and prototype production
                  • Preventive optimization of specific equipment
                  • Service tailored to your requirements and needs

                  Service and After Sales

                  The continuity of your production is our priority, your satisfaction our ultimate goal! GROB offers a complete and reliable after-sales service, available to our customers all over the world.

                   

                  Advantages:

                   

                  • Rapid response time
                  • Production assistance
                  • Training
                  • Installation and commissioning
                  • Remote support
                  Ready for a new era!
                  Discover our manufacturing facility in Italy dedicated to electric motor manufacturing solutions!
                  Any questions?

                  Contact us

                  GROB ITALY

                  Phone: +39 (011) 934-8292
                  E-mail: info@it.grobgroup.com

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