Back to results
US 2019/0070655 A1Published application
Roller hemming apparatus
AssigneesHyundai Motor Company, Kia Motors Corporation
InventorOck Do KIM
Life of this patent
Estimating the term…
Abstract
The present disclosure provides a roller hemming apparatus including a hemming bed including a frame and a die, wherein the hemming bed is detachably coupled to a workpiece, and a roller head including a plurality of hemming rollers that is configured to hem an edge of the workpiece by stages. A press force that presses the edge of the workpiece is adjusted by moving the plurality of the hemming rollers along a first direction with a first cylinder when each hemming roller of the plurality of hemming rollers hems the edge of the workpiece.
Claims17
A roller hemming apparatus comprising:
- a hemming bed comprising a frame and a die, wherein the hemming bed is detachably coupled to a workpiece;
- and
- a roller head comprising a plurality of hemming rollers that is configured to hem an edge of the workpiece by stages,
- wherein a press force that presses the edge of the workpiece is adjusted by moving the plurality of hemming rollers along a first direction with a first cylinder when each hemming roller of the plurality of hemming rollers hems the edge of the workpiece.
1 more element
Dependencies are inferred from the claim text.