阅读说明：本技术 卷绕锭子 (Winding spindle ) 是由 H·瓦尔特曼 J·科瓦尔斯基 R·沃斯 于 2020-04-06 设计创作，主要内容包括：本发明涉及一种卷绕锭子,用于卷绕许多纱线而形成筒子,所述卷绕锭子具有用于容纳多个空心圆柱形卷绕筒管(3.1-3.4)的突出的筒子芯轴(2)。在此,卷绕筒管(3.1-3.4)能被连续推装到该筒子芯轴(2)上并通过夹紧机构(5)能够相对于筒子芯轴(2)周面上的筒管止挡(4)被轴向固定。为了实现许多卷绕筒管(3.1-3.4)被牢固保持在筒子芯轴(2)的周面上,每个所述卷绕筒管(3.1-3.4)在至少一个端面(6.1,6.2)处具有固定件(7),该固定件为了在该筒子芯轴(2)周面上径向拉紧卷绕筒管(3.1-3.4)被配置成可弹性变形。(The invention relates to a winding spindle for winding a plurality of threads to form bobbins, having a protruding bobbin spindle (2) for receiving a plurality of hollow-cylindrical winding bobbins (3.1-3.4). The winding bobbins (3.1-3.4) can be continuously pushed onto the bobbin core shaft (2) and can be axially fixed relative to a bobbin stop (4) on the circumference of the bobbin core shaft (2) by means of a clamping mechanism (5). In order to achieve a secure holding of a plurality of winding tubes (3.1-3.4) on the circumferential surface of the bobbin core (2), each of the winding tubes (3.1-3.4) has a fastening element (7) on at least one end face (6.1,6.2), which is configured to be elastically deformable for radially tensioning the winding tube (3.1-3.4) on the circumferential surface of the bobbin core (2).)

1. Winding spindle for winding a plurality of threads to form a bobbin, having a projecting bobbin spindle (2) for accommodating a plurality of hollow cylindrical winding bobbins (3.1 to 3.4), the winding bobbins (3.1,3.4) being able to be continuously pushed onto the bobbin spindle (2) and being axially fixable by means of a clamping mechanism (5) relative to a bobbin stop (4) on the circumferential surface of the bobbin spindle (2), characterized in that each winding bobbin (3.1 to 3.4) has a fixing element (7) on at least one end face (6.1,6.2), and in that the fixing element (7) is configured to be elastically deformable for radially tensioning the winding bobbin (3.1 to 3.4) on the circumferential surface of the bobbin spindle (2).

2. Winding spindle according to claim 1, characterized in that the fixing piece (7) is formed by a rubber ring (7.1) which is fixed in a groove (8) on the end face (6.1,6.2) of the winding bobbin (3.1).

3. Winding spindle according to claim 2, characterized in that the winding tube (3.1) has a rubber ring (7.1) on both end faces (6.1,6.2), which rubber ring protrudes beyond the end faces (6.1,6.2) of the winding tube (3.1) in the relaxed state.

4. The winding spindle according to claim 2 or 3, characterized in that the winding bobbins (3.1-3.4) have the same configuration, wherein the clamping mechanism (5) is formed by a clamping ring (9) on the circumferential surface of the bobbin spindle (2), the clamping ring (9) being assigned to a winding bobbin (3.4) on a free end of the bobbin spindle (2).

5. The winding spindle according to claim 1, characterized in that the fixing element (7) is formed by a plurality of elastic clamping tongues (7.2) on the end faces (6.1,6.2) of the winding bobbin (3.1), the elastic clamping tongues (7.2) being arranged so as to be evenly distributed over the circumference of the winding bobbin (3.1) and being assigned to the circumference of the bobbin spindle (2).

6. The winding spindle according to claim 5, characterized in that the axially projecting clamping tongues (7.2) of the winding tube (3.1) are configured ramp-like and can be tensioned against the circumference of the bobbin spindle (2) by means of a respective clamping cone (10).

7. The winding spindle according to claim 6, characterized in that the clamping cones (10) are formed on opposite end faces (6.1,6.2) of the winding bobbin (3.1) and/or on clamping rings (12) arranged on the circumference of the bobbin spindle (2), a clamping ring (12) as a tensioning means (5) being assigned to the winding bobbin (3.4) on the free end of the bobbin spindle (2).

8. The winding spindle according to claim 7, characterized in that a switchable locking mechanism (13) is assigned to the clamping ring (12), which locking mechanism (13) is arranged on a free end of the bobbin spindle (2).

9. The winding spindle according to claim 1, characterized in that the fixing element (7) is formed by a plurality of clamping tongues (7.3) which are arranged at a distance from one another on the end faces (6.1,6.2) of the winding bobbins (3.1) and can be tensioned by a plurality of opposing clamping projections (11) on the end faces (6.1,6.2) of adjacent winding bobbins (3.2).

10. The winding spindle according to claim 9, characterized in that a plurality of clamping tongues (7.3) and a plurality of clamping protrusions (11) are each designed to be offset from each other on both end faces (6.1,6.2) of the winding tube (3.1).

11. Winding spindle according to claim 9 or 10, characterized in that the clamping mechanism (5) is formed by a cover unit (16) which has a plurality of adjustable clamping blocks (17) and is arranged on one end of the bobbin spindle (2), wherein the clamping blocks (17) can be moved between an engaged clamping position and a disengaged relaxed position by means of an adjusting mechanism (18).

12. Winding spindle according to one of claims 9 to 11, characterized in that the bobbin stop (4) is constituted by an annular stop (26) having a plurality of clamping tongues (7.3) and clamping protrusions (11), the plurality of clamping tongues (7.3) and clamping protrusions (11) being arranged offset to one another and being constituted in a manner equivalent to the clamping protrusions (11) and the clamping tongues (7.3) of the winding bobbin (3.1).

13. Winding spindle according to one of the preceding claims, characterized in that the winding tube (3.1) has a radially encircling doffing slot (17) assigned to one of the end faces (6.1,6.2) on the circumferential face.

14. The winding spindle according to any one of the preceding claims, characterized in that the winding tube (3.1) has a plurality of axial grooves (20) which are configured to be distributed on an inner diameter and interact with longitudinal webs (21) on the circumferential surface of the bobbin spindle (2).