CN215404729U

CN215404729U - A insert yarn spindle for doubler winder

Info

Publication number: CN215404729U
Application number: CN202120552883.2U
Authority: CN
Inventors: 陈建忠; 杨利林; 奚德昌
Original assignee: Jiangsu Wudyancai Industrial Development Co ltd
Current assignee: Jiangsu Wudyancai Industrial Development Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2022-01-04
Anticipated expiration: 2031-03-17

Abstract

The utility model relates to a yarn inserting spindle for a doubling winder, which comprises a spindle body, wherein a yarn drum is sleeved outside the spindle body and is abutted against the bottom of the spindle body, and the yarn inserting spindle is characterized in that: the yarn winding machine further comprises a supporting piece arranged between the spindle body and the yarn drum, the lower end of the supporting piece is limited at the lower end of the spindle body, the upper end of the supporting piece can slide up and down relative to the spindle body and limit the upper end of the supporting piece on the spindle body through a locking piece, and the supporting piece comprises a plurality of elastic frameworks which are outwards propped against the inner wall of the yarn drum under the axial acting force of the supporting piece. Has the advantages that: the fixing of a yarn section of thick bamboo is realized to the inner wall counterbalance of a yarn section of thick bamboo through outside elasticity skeleton that struts, can prevent effectively that a single yarn section of thick bamboo from backing off unstably, especially the condition emergence that the small yarn section of thick bamboo yarn rocks and influences single yarn backing off tension change, even broken end to conveniently trade the section of thick bamboo yarn.

Description

A insert yarn spindle for doubler winder

Technical Field

The utility model relates to the field of spinning, in particular to a yarn inserting spindle for a doubling winder.

Background

The doubling winder is a spinning machine for combining two or more than two single yarns together, and is suitable for providing doubling bobbins for processing cotton, chemical fiber and blended yarns for two-for-one twisters and the like.

In order to solve the problem, the chinese utility model patent with patent number CN201921173406.4 (No. CN210621036U) discloses a yarn inserting spindle with bobbin fixing function, which comprises two fixing rods, two supporting rods and two yarn inserting mechanisms, wherein the two supporting rods are symmetrically welded between the two fixing rods, and a plurality of yarn inserting mechanisms are arranged at equal intervals on one side of the two supporting rods. The fixed block is arranged on the outer side of the yarn inserting spindle, the fixed block can fix the yarn barrel and fix the yarn barrel through the elastic cushion, the yarn barrel can be pulled out of the fixed block through the sliding fixed block, the fixed block can only be used for fixing the yarn barrel with one inner diameter and cannot be applied to fixing the yarn tubes with different inner diameters, and therefore the yarn inserting spindle is not enough in universality and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the prior art and provides a yarn inserting spindle for a doubling winder, which is suitable for fixing bobbins with different inner diameters.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a insert yarn spindle for doubler winder, includes the spindle body, spindle body overcoat is equipped with a yarn section of thick bamboo, a yarn section of thick bamboo and spindle body bottom looks butt which characterized in that: the yarn winding machine further comprises a supporting piece arranged between the spindle body and the yarn drum, the lower end of the supporting piece is limited at the lower end of the spindle body, the upper end of the supporting piece can slide up and down relative to the spindle body and limit the upper end of the supporting piece on the spindle body through a locking piece, and the supporting piece comprises a plurality of elastic frameworks which are outwards propped against the inner wall of the yarn drum under the axial acting force of the supporting piece.

Specifically, the lower end of the spindle body is fixedly connected to the base, a convex edge is arranged on the base, and the inner wall of the yarn drum is abutted to the outer wall of the convex edge.

In order to facilitate the installation of the elastic frameworks, the two ends of the supporting piece are respectively provided with a first connecting piece and a second connecting piece, and the two ends of the elastic frameworks are respectively fixed on the first connecting piece and the second connecting piece at intervals in the circumferential direction.

Preferably, a first thread part is arranged on the outer side of the upper end of the spindle body, the locking piece is a first nut matched with the first thread part, a first through hole for the spindle body to penetrate through is formed in the middle of the first connecting piece, and the upper end of the spindle body is matched with the first thread part through the first nut after penetrating through the first through hole so as to lock the supporting piece.

Preferably, the second connecting piece is an annular mounting seat, and the outer wall of the annular mounting seat is abutted to the inner wall of the convex edge.

Furthermore, a second thread portion is arranged on the outer side of the lower end of the spindle body, a second through hole for the spindle body to penetrate through is formed in the base, and the lower end of the spindle body penetrates through the second through hole and then is matched with the second thread portion through a second nut so that the lower end of the spindle body is fixedly connected to the base.

In order to further increase the friction force of the elastic framework for outward strutting the yarn cylinder support, a plurality of convex ribs are arranged on the elastic framework at intervals along the length direction.

Compared with the prior art, the utility model has the advantages that: through locating the support piece between spindle body and the yarn section of thick bamboo, lower extreme spacing at the spindle body through support piece's lower extreme, and the internal diameter according to a yarn section of thick bamboo changes the spacing position on the spindle body of upper end of support piece, in order to realize changing the outside yardstick that struts of the elastic framework on the support piece according to the internal diameter of a yarn section of thick bamboo, consequently, the elastic framework that struts through outside offsets with the inner wall of a yarn section of thick bamboo and realizes the fixed to a yarn section of thick bamboo, can prevent effectively that a single yarn section of thick bamboo from backing off unstably, especially the small yarn section of thick bamboo yarn rocks and influences the condition that single yarn backing off tension changes, even broken end and takes place, and conveniently trade a section of thick bamboo yarn.

Drawings

FIG. 1 is a schematic view of an assembly of a yarn inserting spindle and a yarn package according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of the support member of FIG. 1;

fig. 4 is a cross-sectional view of fig. 1.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 4, the yarn inserting spindle for the doubling winder comprises a spindle body 2, a yarn drum 1 is sleeved outside the spindle body 2, the yarn drum 1 abuts against the bottom of the spindle body 2, the yarn inserting spindle further comprises a supporting piece 4 sleeved on the spindle body 2, the lower end of the supporting piece 4 is limited at the lower end of the spindle body 2, the upper end of the supporting piece 4 can slide up and down relative to the spindle body 2, the upper end of the supporting piece 4 is limited on the spindle body 2 through a locking piece, and the supporting piece 4 comprises a plurality of elastic frameworks 41 which are outwards propped against the inner wall of the yarn drum 1 under the axial acting force of the supporting piece 4. As shown in fig. 3, the elastic skeleton 4 is outwardly expanded to form a lantern shape.

Wherein, the lower extreme fixed connection of spindle body 2 is equipped with protruding edge 31 on the base 3, and the inner wall of yarn section of thick bamboo 1 offsets with the outer wall of protruding edge 31.

In addition, the two ends of the supporting member 4 are respectively provided with a first connecting member 42 and a second connecting member 43, and the two ends of the elastic frameworks 41 are respectively fixed on the first connecting member 42 and the second connecting member 43 at intervals in the circumferential direction. The elastic frame 41, the first connecting member 42 and the second connecting member 43 are integrally formed as a supporting member for supporting the package 1. In addition, the second connecting member 43 is an annular mounting seat, and the outer wall of the annular mounting seat abuts against the inner wall of the flange 31.

The preferred mounting means of the upper end of the support 4 in this embodiment is: the outer side of the upper end of the spindle body 2 is provided with a first thread portion 21, the locking member is a first nut 5 matched with the first thread portion 21, a first through hole 421 for the spindle body 2 to penetrate is formed in the middle of the first connecting member 42, and the upper end of the spindle body 2 is matched with the locking support member 4 through the first nut 5 and the first thread portion 21 after passing through the first through hole 421. Of course, other locking means may be used.

The outer side of the lower end of the spindle body 2 is provided with a second thread part 22, the base 3 is provided with a second through hole 32 for the spindle body 2 to penetrate through, and the lower end of the spindle body 2 penetrates through the second through hole 32 and then is matched with the second thread part 22 through a second nut 6 so as to enable the lower end of the spindle body 2 to be fixedly connected to the base 3.

In order to increase the friction force of the elastic framework 41 against the inner wall of the yarn bobbin 1, in this embodiment, a plurality of ribs 411 are provided on the elastic framework 41 at intervals along the length direction.

During the use, with spindle body 2 lower extreme pass behind the second through-hole 32 on the base 3 cooperate with the second screw thread portion 22 on spindle body 2 through second nut 6 with spindle body 2 and fix spindle body 2 on base 3, later, establish the lower pot head of support piece 4 on spindle body 2, the second connecting piece 43 on the support piece 4 supports the protruding edge inner wall on base 1 to the position on first screw thread portion 21 is installed to the yarn section of thick bamboo 1 adjustment first nut 5 of different internal diameters, promptly: reducing or increasing the distance between the first connecting piece 42 and the second connecting piece 43, wherein when the distance between the first connecting piece 42 and the second connecting piece 43 is larger, the degree of outward expansion of the elastic framework 4 is smaller; conversely, when the distance between the first connecting piece 42 and the second connecting piece 43 is smaller, the degree of outward expansion of the elastic framework 4 under the axial acting force is larger; finally, after the first nut 5 is installed, the elastic framework 4 is propped against the inner wall of the yarn barrel 1 by the outward-propping size under the axial acting force of the supporting piece 4, so that the inner wall of the yarn barrel 1 is supported by the outward-propping elastic framework 4, and the yarn barrel 1 can be vertically fixed on the base 3 more stably. When the yarn bobbin replacing device works, the second thread part 22 exposed on the base 3 is fixed on a frame of a doubling winder in a threaded mode, in addition, the yarn bobbin 1 can be pulled out of the base 3 under the action of external force when the yarn bobbin 1 is replaced, and the elastic framework 4 abutted by the inner wall of the yarn bobbin 1 generates elastic deformation, so that the yarn bobbin 1 can be completely separated, and replacement is convenient.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a insert yarn spindle for doubler winder, includes spindle body (2), spindle body (2) overcoat is equipped with yarn section of thick bamboo (1), yarn section of thick bamboo (1) and spindle body (2) bottom looks butt, its characterized in that: the spindle structure is characterized by further comprising a supporting piece (4) arranged between the spindle body (2) and the yarn drum (1), the lower end of the supporting piece (4) is limited at the lower end of the spindle body (2), the upper end of the supporting piece (4) can slide up and down relative to the spindle body (2) and limit the upper end of the supporting piece (4) on the spindle body (2) through a locking piece, and the supporting piece (4) comprises a plurality of elastic frameworks (41) which are outwards propped against the inner wall of the yarn drum (1) under the axial acting force of the supporting piece (4).

2. The yarn inserting spindle for a doubling winder according to claim 1, wherein: the lower end of the spindle body (2) is fixedly connected to the base (3), a convex edge (31) is arranged on the base (3), and the inner wall of the yarn drum (1) is abutted to the outer wall of the convex edge (31).

3. The yarn inserting spindle for a doubling winder according to claim 2, wherein: the two ends of the supporting piece (4) are respectively provided with a first connecting piece (42) and a second connecting piece (43), and the two ends of the elastic frameworks (41) are respectively fixed on the first connecting piece (42) and the second connecting piece (43) at intervals in the circumferential direction.

4. The yarn inserting spindle for a doubling winder according to claim 3, wherein: the spindle comprises a spindle body (2) and is characterized in that a first thread part (21) is arranged on the outer side of the upper end of the spindle body (2), a locking piece is a first nut (5) matched with the first thread part (21), a first through hole (421) for the spindle body (2) to penetrate is formed in the middle of the first connecting piece (42), and the upper end of the spindle body (2) is matched with the locking support piece (4) through the first nut (5) and the first thread part (21) after penetrating through the first through hole (421).

5. The yarn inserting spindle for a doubling winder according to claim 3, wherein: the second connecting piece (43) is an annular mounting seat, and the outer wall of the annular mounting seat is abutted to the inner wall of the convex edge (31).

6. The yarn inserting spindle for a doubling winder according to any one of claims 2 to 5, wherein: the outer side of the lower end of the spindle body (2) is provided with a second thread part (22), the base (3) is provided with a second through hole (32) for the spindle body (2) to penetrate through, and the lower end of the spindle body (2) penetrates through the second through hole (32) and then is matched with the second thread part (22) through a second nut (6) so that the lower end of the spindle body (2) is fixedly connected to the base (3).

7. The yarn inserting spindle for a doubling winder according to any one of claims 1 to 5, wherein: a plurality of convex ribs (411) are arranged on the elastic framework (41) at intervals along the length direction.