The present invention relates to a force measuring device (10) for measuring drawing forces on a drawing stock (30) in three dimensions, having a force application element (12) and, arranged spaced apart therefrom, a support element (14), each of which comprises a passage opening for the drawing stock (30), one or more connecting elements (16) that are deformable in three dimensions and that connect the force application element (12) and the support element (14), and arranged on the connecting elements (16), a plurality of measuring elements (18) for measuring the deformations of the connecting elements (16), produced by the drawing forces, in three dimensions.

The present invention also relates to a system (100) for wire drawing, having an inclined wire outlet having such a force measuring device, the use of the force measuring device, and a method for measuring drawing forces on a drawing wire in three dimensions.

The present invention relates to a force measuring device (10) for measuring drawing forces on a drawing stock (30) in three dimensions, having a force application element (12) and, arranged spaced apart therefrom, a support element (14), each of which comprises a passage opening for the drawing stock (30), one or more connecting elements (16) that are deformable in three dimensions and that connect the force application element (12) and the support element (14), and arranged on the connecting elements (16), a plurality of measuring elements (18) for measuring the deformations of the connecting elements (16), produced by the drawing forces, in three dimensions.

The present invention also relates to a system (100) for wire drawing, having an inclined wire outlet having such a force measuring device, the use of the force measuring device, and a method for measuring drawing forces on a drawing wire in three dimensions.

A drawing machine comprising: a first drawing unit that includes a first drawing die, a first upstream capstan that is provided before the first drawing die so as to deliver the metal tube to the first drawing die, and a first downstream capstan that is provided after the first drawing die so as to draw the metal tube from the first drawing die; a second drawing unit that includes a second drawing die that draws the metal tube delivered from the first drawing unit, a second upstream capstan that is provided before the second drawing die so as to deliver the metal tube to the second drawing die, and a second downstream capstan that is provided after the second drawing die so as to draw the metal tube from the second drawing die; and a tension applying section that applies a predetermined tension to the metal tube between the first drawing unit and the second drawing unit.

A drawing machine comprising: a first drawing unit that includes a first drawing die, a first upstream capstan that is provided before the first drawing die so as to deliver the metal tube to the first drawing die, and a first downstream capstan that is provided after the first drawing die so as to draw the metal tube from the first drawing die; a second drawing unit that includes a second drawing die that draws the metal tube delivered from the first drawing unit, a second upstream capstan that is provided before the second drawing die so as to deliver the metal tube to the second drawing die, and a second downstream capstan that is provided after the second drawing die so as to draw the metal tube from the second drawing die; and a tension applying section that applies a predetermined tension to the metal tube between the first drawing unit and the second drawing unit.

Provided is a carbon steel wire excellent in shear resistance as compared with a conventional one and a method of manufacturing such a carbon steel wire. Provided is a carbon steel wire 1 having a wire diameter of from 0.1 to 0.6 mm, and when the radius of a circular cross-section orthogonal to the longitudinal direction is r and a region from the outer periphery of the circular cross-section toward the center to 0.4r is a surface layer portion 2, the occupancy ratio of a crystal texture in the [110] orientation with respect to the longitudinal direction in the surface layer portion 2 is 60% or less.

A continuous wire drawing apparatus includes: a wire releasing scrollbar and a wire collecting scrollbar being respectively a wire releasing end and a wire collecting end of a metal wire material; a wire drawing force control unit and a back force control unit providing a drawing force and a back force to the wire collecting end and the wire releasing end respectively; a heating unit disposed between the wire releasing end and the wire collecting end, and adapted to heat the metal wire material continuously at a heating temperature in a heating area, whereby the metal wire material is deformed by a strength difference between the drawing force and the back force; and a cooling unit disposed between the heating unit and the wire collecting end, and adapted to cool the metal wire material continuously at a cooling temperature in a cooling area.

A drawing machine comprising: a first drawing unit that includes a first drawing die, a first upstream capstan that is provided before the first drawing die so as to deliver the metal tube to the first drawing die, and a first downstream capstan that is provided after the first drawing die so as to draw the metal tube from the first drawing die; a second drawing unit that includes a second drawing die that draws the metal tube delivered from the first drawing unit, a second upstream capstan that is provided before the second drawing die so as to deliver the metal tube to the second drawing die, and a second downstream capstan that is provided after the second drawing die so as to draw the metal tube from the second drawing die; and a tension applying section that applies a predetermined tension to the metal tube between the first drawing unit and the second drawing unit.

A drawing machine comprising: a first drawing unit that includes a first drawing die, a first upstream capstan that is provided before the first drawing die so as to deliver the metal tube to the first drawing die, and a first downstream capstan that is provided after the first drawing die so as to draw the metal tube from the first drawing die; a second drawing unit that includes a second drawing die that draws the metal tube delivered from the first drawing unit, a second upstream capstan that is provided before the second drawing die so as to deliver the metal tube to the second drawing die, and a second downstream capstan that is provided after the second drawing die so as to draw the metal tube from the second drawing die; and a tension applying section that applies a predetermined tension to the metal tube between the first drawing unit and the second drawing unit.

The invention relates to a device (1) for drawing wire (5), comprising a plurality of cone pairs (2, 3, 4) arranged in a row and drawing dies (23, 33, 43) arranged between cones (21, 22, 31, 32, 41, 42) of a cone pair (2, 3, 4), wherein wire (5) being drawn extends from one cone pair (2, 3, 4) to the next cone pair (2, 3, 4). According to the invention, a motor (6, 7, 8) is provided for each cone pair (2, 3, 4) in order to drive said cone pair (2, 3, 4).

The invention relates to a device (1) for drawing wire (5), comprising a plurality of cone pairs (2, 3, 4) arranged in a row and drawing dies (23, 33, 43) arranged between cones (21, 22, 31, 32, 41, 42) of a cone pair (2, 3, 4), wherein wire (5) being drawn extends from one cone pair (2, 3, 4) to the next cone pair (2, 3, 4). According to the invention, a motor (6, 7, 8) is provided for each cone pair (2, 3, 4) in order to drive said cone pair (2, 3, 4).