Method of splicing rolled plates and aparatus for the same
US5720425A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Sep 15, 1995 |
| Grant date | Feb 24, 1998 |
| Priority date | — |
| Expiry date | Sep 15, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K20/02
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention provides a method of splicing rolled plates with each other, including the steps of (a) positioning a rear end portion of a leading rolled plate above a front end portion of a following rolled plate by a distance slightly greater than a diameter of a cylindrical cutter having a rotation axis extending in a width-wise direction of the leading and following rolled plates, the positioning being carried out while the leading and following rolled plates are being transferred, (b) cutting an upper surface of the front end portion of the following rolled plate with the cylindrical cutter only within a region at which the following rolled plate is to be spliced with the leading rolled plate, the cutting being carried out in a direction F in which the rolled plates are being transferred, (c) blowing a first reducing flame to the upper surface being cut from above the upper surface in the direction F while the step (b) is being carried out, (d) cutting a lower surface of the rear end portion of the leading rolled plate only within a region at which the leading rolled plate is to be spliced with the following rolled plate, the cutting being carried out in a direction R opposite …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.