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Success Stories

Details of Successful Customer Applications with PushCorp Process Equipment

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Grinding:

Grinding ATM Cabinet Weld Beads

Steel enclosures for ATM machines are manufactured by this company. They utilize a PushCorp force compliant tool and a servomotor tool changer. The major objective of the system is to blend weld beads and remove splatter from the enclosure surface. The ATM enclosure is placed on a rotary table to allow the robot easy access to all of the sheet metal seams. As the grinding media is worn out, the robot cycles to the automatic disc dispenser for a new pad. This automated system has replaced a very time consuming dangerous manual operation.

Glass Edge Grinding

This prototype system was converted into a six robot production cell at a Tier 1 auto glass manufacturer (the production line picture is confidential and is not shown here). The task of this cell is specifically to grind a smooth rounded profile on the edge of automotive sheet glass. Compliance is needed to maintain a continuous light force on the glass edge. The motor as well as the integrated grinding wheel are fluid cooled for continuous operation. This cell allows for mass production of auto glass with consistent quality edges.

Aluminum Wheel Preparation

A major first tier automotive supplier utilizes PushCorp tooling to prepare cast aluminum wheels for chrome plating. Due to the unforgiving nature of plating, all visible surfaces must be 100% scratch and blemish free. This system includes an active force device coupled with a servomotor tool changer to blend and smooth the surface. The process requires several different media types to handle all the complex surface features. This is a high volume operation with eight robots working continuously.

Polishing:
Commercial Kettle Polishing

Heavy, stainless steel commercial kitchen kettles are polished in this cell. The process was previously slow and cumbersome due to the part size which caused an inconsistent finish on each kettle. Now, a robot does the polishing work using a PushCorp force compliance device and a high torque motor with tool changer. Cycle time for each kettle has been dramatically reduced. Surface finish consistency is noticeably better than manually finished kettles.

Deburring:
Deburring Motorcycle Cylinder Heads This major motorcycle manufacturer utilizes a PushCorp product to allow a previously slow and repetitive manual process to be automated. Cooling fins on a cylinder head are deburred using a high-speed die grinder mounted to a PushCorp force compliance tool. This system enabled the manufacturer to increase throughput and quality on a sensitive engine component.

Deburring Die-Cast Aluminum Rack and Pinion Housing

Die cast aluminum rack and pinion housings are now easily deburred at this Tier 1 manufacturer. Multiple robotic cells deburr the parting line and then transfer the housings to final cleaning. This finishing process was previously done manually and required approximately a dozen people. This is a simple, low cost system that is very efficient with excellent repeatability and quality.

Finishing:

Finishing Automotive Spoilers

Auto spoilers are finished with this high volume work cell at several different Tier 1 manufacturers. These blow molded plastic spoilers have flashing around the edges and need to be smoothed for priming and final paint. PushCorp force compliance tools carry motorized sanding drums for edge blending and DA sanders for the flat surfaces.

Automotive Hood Finishing

This Tier 1 manufacturer performs edge finishing on SMC (Sheet Molded Compound) automotive body panels. The process now utilizes a PushCorp force control tool coupled with a servomotor tool changer and inflatable sanding drum. The task of the work cell is to remove flashing from the edges of the panel as well as to radius the edges for better paint adhesion. The work cell has removed personnel from hazardous conditions and allowed for improved quality, repeatability and throughput.

Drilling:

Truck Cab Drilling & Routing

The prototype system shown here was converted into a production cell at a major class 8 truck manufacturer (the production line picture is confidential). The cell utilizes a PushCorp force control tool coupled with a servomotor tool changer. The cell is specifically designed for drilling and routing holes in truck cabs as they progress down the assembly line. The drilled and routed holes are for mounting accessory lights, handles, etc. on the truck body. This system allows the manufacturer to easily customize the truck to customer specifications.

Drilling Tire Mold

This prototype system was converted into a production cell at a casting manufacturer (the production line picture is confidential and is not shown here). The component shown in the picture is a portion of a tire mold. The robotic process drills over 200 5mm diameter gating holes in the mold 100mm deep. In the past, deep drilling done by hand has resulted in misaligned holes and bit breakage. Using robotics and a PushCorp force control tool, bit life and position accuracy is dramatically improved.

Sanding:

Motorcycle Saddle-bag Sanding & Routing

A major motorcycle manufacturer utilizes PushCorp tools for deburring, routing and finish sanding of saddlebags. The injection molded saddlebags are produced with flashing on the edges and rough flat surfaces. Right and left robotic cells deburr the edges and drill mounting holes, before sanding the large surface areas with light grit media. The prep work is accomplished using a high torque motor tool changer mounted on a PushCorp force compliance tool. The work cell uses hard carbide bits and a shaft mounted orbital sanding disk.
Wet Sanding Automotive Bodies This eight robot system was installed in an automotive final assembly plant to wet sand the primer coat. Wet sanding eliminates orange peel and other surface defects to provide a perfectly smooth surface for the color coat. This special technology unit was designed for the automotive industry but has crossed over to other industrial segments.
Machining:

Aluminum Casting De-Gating

This customer uses a standard cut-off saw for machining an aluminum die cast part. A PushCorp high torque servomotor with tool changer is directly attached to the robot wrist with no force tool, effectively turning the system into a low cost machining center. The cutting tool is a high-speed carbide tipped cut-off blade that very efficiently trims the castings to size. This continuous process is no problem as the motor is water-cooled and the blades are quick changed via the automatic collet.

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PUSHCORP, INC. P.O. Box 181915 • Dallas • Texas • 75218 • (972) 840-0208 • FAX (972) 840-1046