CN214736302U

CN214736302U - Chuck device of two-for-one twister

Info

Publication number: CN214736302U
Application number: CN202023330243.1U
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: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-16
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a chuck device of two-for-one twister, including support and relative first support arm and the second support arm that sets up in the support both sides, first support arm and second support arm have relative first (holding) chuck and the second (holding) chuck that sets up to inboard direction difference fixed mounting, its characterized in that: the yarn winding device is characterized by further comprising a first mounting piece assembled with the first chuck and a second mounting piece assembled with the second chuck, wherein the first mounting piece can rotate relative to the first chuck, the second mounting piece can rotate relative to the second chuck, and rotating shafts for clamping the yarn winding drum are arranged in the middle of one side of the first mounting piece, which is far away from the first chuck, and one side of the second mounting piece, which is far away from the second chuck. Through set up in the chuck device can dismantle the installed part of being connected with the (holding) chuck, and the installed part can be relative the (holding) chuck and rotate to can replace the bearing in order to realize centre gripping yarn reel pivoted purpose through mechanical assembly's mode, this chuck device simple structure need not lubricating oil and also can realize rotating, the non-staining yarn.

Description

Chuck device of two-for-one twister

Technical Field

The utility model relates to a textile sector, in particular to chuck device of two-for-one twister.

Background

The two-for-one twister is suitable for twisting process of pure cotton and blended yarn of fibers such as cotton, wool, terylene and the like in textile industry, and generally comprises a twisting device, a traction device, a yarn guide traversing device and a yarn winding device, wherein the twisting device of the two-for-one twister can bond two or more strands of single yarn into a folded yarn through twisting, then the folded yarn is drawn to the yarn winding device through the traction device, and the yarn guide traversing device is arranged between the traction device and the yarn winding device so that the yarn can be uniformly wound on the yarn winding device after swinging back and forth.

The yarn winding drum in the yarn winding device in the prior art is usually clamped on a clamping head device, the yarn winding drum can rotate on the clamping head device continuously so as to enable yarn to be uniformly wound on the yarn winding drum, at present, a closed bearing is often adopted to clamp the yarn winding drum on the clamping head device so as to achieve the purpose of rotation, lubricating oil needs to be added in the rotating process of the bearing so as to ensure that the bearing can rotate better, and defects are caused by the fact that the yarn is easily polluted due to seepage of the lubricating oil and adhesion flying flowers. Further improvements are therefore desirable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art, provide a simple structure, ensure that the bobbin is correct rotatory to wind the chuck device of two-for-one twister of yarn again and not pollute the yarn.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a chuck device of two-for-one twister, includes support and relative first support arm and the second support arm that sets up in the support both sides, first support arm and second support arm inboard direction respectively fixed mounting have relative first (holding) chuck and the second (holding) chuck that sets up, its characterized in that: the clamping head device further comprises a first mounting piece assembled with the first clamping chuck and a second mounting piece assembled with the second clamping chuck, the first mounting piece can rotate relative to the first clamping chuck, the second mounting piece can rotate relative to the second clamping chuck, and rotating shafts used for clamping the yarn winding drum are arranged in the middle of one side, away from the first clamping chuck, of the first mounting piece and the middle of one side, away from the second clamping chuck, of the second mounting piece.

Specifically, raised heads are arranged in the middle of the first chuck plate and the second chuck plate, grooves assembled with the raised heads are formed in one side, close to the first chuck plate, of the first installation piece and one side, close to the second chuck plate, of the second installation piece, and when the raised heads are assembled with the grooves, gaps capable of allowing the raised heads to rotate freely are formed between the raised heads and the grooves.

Preferably, the raised head is a spherical raised head, and the groove is a spherical groove matched with the spherical raised head.

Furthermore, the rear end of the raised head is also provided with a guide post, and the front end of the groove is provided with a clamping hole for inserting a part of the raised head and the guide post.

An opening is formed in the radial direction of the clamping hole and in the direction of the groove and used for forming an elastic part which can facilitate the assembly of the raised head.

In the scheme, the outer wall of the rotating shaft is matched with the inner wall of the yarn winding barrel.

And a convex edge is arranged on the outer wall of one side of the first mounting piece far away from the first chuck and/or the outer wall of one side of the second mounting piece far away from the second chuck in the circumferential direction and used for limiting the outer ring of the yarn winding drum inside the convex edge.

Preferably, the first chuck and the second chuck are made of metal.

The first mounting part and the second mounting part are both made of round-head wear-resistant materials.

Preferably, the first mounting part and the second mounting part are made of plastic.

Compared with the prior art, the utility model has the advantages of: through set up the installed part of assembling mutually with the (holding) chuck in chuck device, and the installed part can rotate relatively to the (holding) chuck to can replace the bearing through mechanical assembly's mode, with the pivoted purpose of realization centre gripping yarn winding drum, consequently this chuck device simple structure need not lubricating oil and also can realize rotating, the non-staining yarn and prevent to produce the flyings fault.

Drawings

Fig. 1 is a schematic structural diagram of a chuck device of a two-for-one twister according to an embodiment of the present invention (the first mounting member and the second mounting member are omitted);

FIG. 2 is a schematic view of the chuck assembly of the embodiment of the present invention after the two chucks are assembled with the same mounting member;

FIG. 3 is a schematic view of the chuck assembly of the embodiment of the present invention after different mounting members are assembled on the two chucks;

fig. 4 is a schematic side view of a mounting member according to an embodiment of the present invention;

FIG. 5 is another side schematic view of the mount of FIG. 4;

FIG. 6 is a schematic view of another side of another mount in an embodiment of the invention;

figure 7 is a cross-sectional view of the assembly of the chuck and mount of figure 2.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 7, a chuck device of a two-for-one twister comprises a support 1, and a first support arm 2 and a second support arm 3 oppositely arranged at two sides of the support 1, wherein the support 1, the first support arm 2 and the second support arm 3 form a U-shaped support body, a receiving space capable of receiving a yarn winding drum is formed between the first support arm 2 and the second support arm 3, in addition, in order to facilitate the installation of the yarn winding drum between the first support arm 2 and the second support arm 3, in this embodiment, the first support arm 2 is integrally formed with the support 1, the second support arm 3 is connected with the support 1 through a connecting piece 16, so that the second support arm 3 can slightly expand outwards under the external force to facilitate the clamping of the yarn winding drum, of course, the first support arm 2 can also be connected with the support 1 through the connecting piece 16, and the first chuck 4 and the second chuck 5 oppositely arranged are respectively fixedly arranged at the inward direction of the first support arm 2 and the second support arm 3, the clamping head device further comprises a first mounting piece 6 assembled with the first clamping disc 4 and a second mounting piece 7 assembled with the second clamping disc 5, the first mounting piece 6 can rotate relative to the first clamping disc 4, the second mounting piece 7 can rotate relative to the second clamping disc 5, and rotating shafts 8 used for clamping the yarn winding drum are arranged in the middle of one side, far away from the first clamping disc 4, of the first mounting piece 6 and one side, far away from the second clamping disc 5, of the second mounting piece 7. The first mounting member 6 may be the same as or different from the second mounting member 7. As shown in fig. 2, the first mounting element 6 and the second mounting element 7 are identical in structure, and as shown in fig. 3, the first mounting element 6 and the second mounting element 7 are not identical in structure.

Raised heads 9 are arranged in the middle parts of the first chuck 4 and the second chuck 4, grooves 10 assembled with the raised heads 9 are formed in one side, close to the first chuck 4, of the first mounting piece 6 and one side, close to the second chuck 5, of the second mounting piece 7, in addition, guide columns 12 are further arranged at the rear ends of the raised heads 9, and clamping holes 13 used for inserting parts of the raised heads 9 and the guide columns 12 are formed in the front ends of the grooves 10; in order to facilitate the assembly of the nose 9 in the recess 10, an opening 14 is provided radially of the snap hole 13 and in the direction of the recess 10, for forming an elastic portion which facilitates the assembly of the nose 9. After the nose 9 is fitted in the recess 10, a gap 11 is provided between the nose 9 and the recess 10, which allows the nose 9 to rotate freely. In this embodiment, the protrusion 9 is a spherical protrusion, and the recess 10 is a spherical recess matching with the spherical protrusion.

In this embodiment, the outer wall of the rotating shaft 8 is matched with the inner wall of the yarn winding drum. However, in the actual production process, the two ends of the yarn winding drum may have a larger end and a smaller end, or the two ends may be as large, and in order to better adapt to different yarn winding drums, a convex edge 15 is circumferentially arranged on the outer wall of the first mounting member 6 on the side far away from the first clamping disc 4 and/or on the outer wall of the second mounting member 7 on the side far away from the second clamping disc 5, and is used for limiting the outer ring of the yarn winding drum inside the convex edge 15.

In this embodiment, the first chuck 4 and the second chuck 5 are made of metal. In order to facilitate the rotation of the yarn winding drum, the first mounting part 6 and the second mounting part 7 are made of round head wear-resistant materials. In addition, in order to make the spherical nose be assembled into the spherical groove more easily, the first mounting part 6 and the second mounting part 7 are made of plastic, so that the first mounting part 6 and the second mounting part 7 are provided with elastic parts which are easy to mold, and the assembly of the spherical nose can be facilitated.

When any one mounting piece is assembled with any one chuck, one side, provided with the clamping hole 13 and the groove 10, of the mounting piece is aligned with the spherical raised head 9 on the chuck, so that the spherical raised head 9 partially extends into the clamping hole 13 and partially extends into the spherical groove 10, external force is applied to the mounting piece, the spherical raised head 9 is completely inserted into the spherical groove through the elastic force of the elastic part formed by the opening 14 in the clamping hole 13 under the action of the external force, after the spherical raised head is completely inserted into the spherical groove, the elastic part on the spherical groove expands to generate clamping force to clamp the spherical raised head in the spherical groove, the assembly of the mounting piece and the chuck can be realized, and after the assembly is finished, the spherical raised head can freely rotate in the spherical groove.

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

Claims

1. The utility model provides a chuck device of two-for-one twister, includes support (1) and relative first support arm (2) and the second support arm (3) that set up in support (1) both sides, first support arm (2) and second support arm (3) are to inboard direction fixed mounting respectively have relative first (4) that set up and second (5) chuck, its characterized in that: the clamping head device further comprises a first mounting piece (6) assembled with the first clamping chuck (4) and a second mounting piece (7) assembled with the second clamping chuck (5), wherein the first mounting piece (6) can rotate relative to the first clamping chuck (4), the second mounting piece (7) can rotate relative to the second clamping chuck (5), and a rotating shaft (8) used for clamping the yarn winding drum is arranged in the middle of one side, far away from the first clamping chuck (4), of the first mounting piece (6) and one side, far away from the second clamping chuck (5), of the second mounting piece (7).

2. The chuck device of a two-for-one twister according to claim 1, wherein: protruding heads (9) are arranged in the middle of the first chuck (4) and the second chuck (5), grooves (10) assembled with the protruding heads (9) are formed in one side, close to the first chuck (4), of the first installation piece (6) and one side, close to the second chuck (5), of the second installation piece (7), and when the protruding heads (9) are assembled with the grooves (10), gaps (11) capable of allowing the protruding heads (9) to rotate freely are formed between the protruding heads (9) and the grooves (10).

3. The chuck device of a two-for-one twister according to claim 2, wherein: the raised head (9) is a spherical raised head, and the groove (10) is a spherical groove matched with the spherical raised head.

4. The chuck device of a two-for-one twister according to any one of claims 2 or 3, wherein: the rear end of the raised head (9) is also provided with a guide column (12), and the front end of the groove (10) is provided with a clamping hole (13) for inserting a part of the raised head (9) and the guide column (12).

5. The chuck device of a two-for-one twister according to claim 4, wherein: an opening (14) is formed in the radial direction of the clamping hole (13) and along the direction of the groove (10) and is used for forming an elastic part which can facilitate the assembly of the raised head (9).

6. The chuck device of a two-for-one twister according to claim 1, wherein: the outer wall of the rotating shaft (8) is matched with the inner wall of the yarn winding drum.

7. The chuck device of a two-for-one twister according to claim 1, wherein: and a convex edge (15) is arranged on the outer wall of one side of the first mounting piece (6) far away from the first chuck (4) and/or the outer wall of one side of the second mounting piece (7) far away from the second chuck (5) in the circumferential direction and used for limiting the outer ring of the yarn winding drum inside the convex edge (15).

8. The chuck device of a two-for-one twister according to claim 1, wherein: the first chuck (4) and the second chuck (5) are made of metal materials.

9. The chuck device of a two-for-one twister according to claim 1, wherein: the first mounting part (6) and the second mounting part (7) are both made of round-head wear-resistant materials.

10. The chuck device of a two-for-one twister according to claim 9, wherein: the first mounting part (6) and the second mounting part (7) are made of plastic.