A method for cutting a wound hose (1), made from mutually engaging windings (11, 12, 13, 14) of a metallic tape (2), with the wound hose (1) being welded in a predetermined axial area (10) and then cut within the area (10) essentially in a plane (6) extending radially, with the wound hose (1) being
A method for cutting a wound hose (1), made from mutually engaging windings (11, 12, 13, 14) of a metallic tape (2), with the wound hose (1) being welded in a predetermined axial area (10) and then cut within the area (10) essentially in a plane (6) extending radially, with the wound hose (1) being axially compressed in the predetermined area prior to welding such that in the area (10) a mutual contacting of the windings (11, 12, 13, 14) occurs. The welding is performed along a predetermined number of windings (11-14) in the area (10), and the welding energy required for welding the windings is introduced via the area of the winding hose into it. Additionally, an accordingly produced wound hose (1) is provided and a device suitable for its production.
대표청구항▼
1. A method for cutting a wound hose (1) comprising mutually engaging windings (11, 12, 13, 14) of a metallic tape (2), the method comprising: radially clamping a wound hose (1) on each side of a predetermined axial area (10) by a pair of electrodes, axially compressing together the mutually engagin
1. A method for cutting a wound hose (1) comprising mutually engaging windings (11, 12, 13, 14) of a metallic tape (2), the method comprising: radially clamping a wound hose (1) on each side of a predetermined axial area (10) by a pair of electrodes, axially compressing together the mutually engaging windings (11, 12, 13, 14) of the wound hose (1) by the pairs of electrodes clamping the wound hose in the predetermined axial area prior to welding, so that in the predetermined axial area (10) a mutually contacting area of windings (11, 12, 13, 14) occurs, welding the wound hose (1) along the mutually contacting area of the windings in the predetermined axial area (10) by the two of the pair of electrodes with the cooperating electrodes of each said pair being embodied to engage about the wound hose, and then cutting the wound hose within said predetermined axial area (10) essentially in a plane (6) extending in a radial direction using a cutting equipment, wherein the welding is performed along a predetermined number of the mutually engaging windings (11, 12, 13, 14), and welding energy required for welding the mutually engaging windings (11-14) is supplied by the predetermined axial area (10) of the wound hose (1) to said predetermined axial area. 2. The method according to claim 1, further comprising performing the welding of the wound hose (1) by capacitor discharge-welding. 3. The method according to claim 2, further comprising each of the two pairs of electrodes being used for the radial clamping of the wound hose and axially applying a compression force to the mutually engaging windings of the wound hose in the predetermined axial area which is located between the two pairs of the electrodes. 4. The method according to claim 3, further comprising using the pairs of electrodes (20, 20′; 21, 21′) for further compressing of the wound hose (1) after melting of the metallic tape (2) during welding. 5. The method according to claim 3, wherein the electrodes (20, 20′; 21, 21′) are annular. 6. The method according to claim 1, wherein the predetermined number of windings (11-14) is greater than or equal to 2. 7. The method according to claim 6, wherein the laser beam and/or the wound hose (1) are automatically positioned in reference to one another. 8. The method according to claim 7, wherein the automatic positioning is carried out with an optic device. 9. The method according to claim 1, wherein a width of the predetermined axial area (10) is greater than a width of the welding zone. 10. The method according to claim 1, wherein the cutting device utilizes a laser beam or is a mechanical cutter. 11. The method according to claim 10, wherein the cutting device with the laser beam is provided, and the wound hose (1) is moved in reference to the laser beam. 12. The method according to claim 10, wherein the cutting device with the laser beam is provided, and the laser beam is moved in reference to the wound hose (1). 13. The method according to claim 1, wherein the wound hose is clamped at two edges of the predetermined axial area (10) in order for it to be compressed.
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이 특허에 인용된 특허 (17)
Chen Qing-Sheng (250 Prince Arthur St. W. ; #D404 Montreal ; Quebec CAX H2X 3R4), Arc welding circuit for welding thin metal pieces.
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