CN212049676U

CN212049676U - Passive unwinding device

Info

Publication number: CN212049676U
Application number: CN202020579589.6U
Authority: CN
Inventors: 谈源; 丁文杰; 陈香伟
Original assignee: Changzhou Xinchuang Intelligent Technology Co Ltd
Current assignee: Changzhou New Intelligent Technology Co Ltd; Changzhou Xinchuang Intelligent Technology Co Ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-12-01
Anticipated expiration: 2030-04-17

Abstract

The utility model provides a passive unwinding device, include: a paper tube, a nylon plug and a bull eye bearing; the paper tube is of a hollow structure and is used for bearing cloth rolls; the two nylon plugs are respectively positioned on two sides of the paper tube, and one end of each nylon plug is arranged in the paper tube in a penetrating manner; the bull's eye bearing sets up two, respectively the rigid coupling two the one end that the nylon end cap kept away from relatively. Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model provides a passive unwinding device replaces original round axle through nylon end cap and bull's eye bearing, when dismantling, only needs to extract nylon end cap wholly, has reduced the degree of difficulty that original yardage roll was changed, simultaneously, because change speed improves, during actual production, can show improvement holistic work efficiency.

Description

Passive unwinding device

Technical Field

The utility model relates to a high-speed tricot machine technical field particularly, relates to a passive unwinding device.

Background

The warp knitting machine is called warp knitting machine, and the warp knitting machine mainly consists of unwinding mechanism, knitting mechanism, guide bar shifting mechanism, warp feeding mechanism, drawing and winding mechanism and driving mechanism.

As shown in fig. 4, the conventional unwinding mechanism generally includes a circular shaft 91, two ends of the circular shaft 91 are inserted on two substrates 92, the paper tube 1 and the fabric roll 2 wound outside the paper tube are integrally sleeved on the circular shaft 91, two ends of the paper tube 1 are limited by the nylon plug sleeve 93 and the clamp 94, the nylon plug sleeve 93 and the clamp 94 are both inserted on the circular shaft 91, so as to avoid left and right deviation of the paper tube 1 and the fabric roll 2, but when the fabric roll 2 is replaced, the bolt needs to be dismounted, the clamp 94 and the circular shaft 91 is pulled out and inserted, the process not only increases the working strength of the operator, but also reduces the working efficiency.

In view of the above-mentioned drawbacks, the present inventors have made active research and innovation to create a passive unwinding device, which is more practical.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a passive unwinding device aims at solving prior art, and the fiber container of passive unwinding device is changed and is dismantled complicacy, influences production efficiency's technical problem.

The utility model provides a passive unwinding device, include: a paper tube, a nylon plug and a bull eye bearing;

the paper tube is of a hollow structure and is used for bearing cloth rolls;

the two nylon plugs are respectively positioned on two sides of the paper tube, and one end of each nylon plug is arranged in the paper tube in a penetrating manner;

the bull's eye bearing sets up two, respectively the rigid coupling two the one end that the nylon end cap kept away from relatively.

Furthermore, a limiting part is arranged on the shaft body of the nylon plug and used for limiting the longest distance for the nylon plug to enter the paper tube.

The nylon plug is characterized by further comprising a nylon sleeve sleeved on the nylon plug, and the nylon sleeve is fixedly connected with the nylon plug through a bolt.

Furthermore, a plurality of threaded holes are distributed in the nylon sleeve along the length direction.

Further, at least two threaded holes are distributed on the same circumference of the nylon sleeve.

Further, still include the packing ring, the packing ring cover is established on the nylon plug, and set up and keeping away from one side of bull's eye bearing.

Furthermore, the body of the nylon plug which is arranged in the paper tube in a penetrating mode is provided with a tensioning hole along the central axis direction.

Further, the end part of the bull's eye bearing is fixedly connected with one end, far away from the paper tube, of the nylon sleeve through a bolt.

Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model provides a passive unwinding device replaces original round axle through nylon end cap and bull's eye bearing, when dismantling, only needs to extract nylon end cap wholly, has reduced the degree of difficulty that original yardage roll was changed, simultaneously, because change speed improves, during actual production, can show improvement holistic work efficiency.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic view of an overall structure of a passive unwinding device according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a passive unwinding device according to an embodiment of the present invention;

FIG. 3 is a partial enlarged view of the nylon plug, nylon sleeve, and bull's eye bearing positions of FIG. 2;

fig. 4 is a cross-sectional view of a passive unwinding device in the prior art according to an embodiment of the present invention;

reference numerals: 1. a paper tube; 2. rolling; 3. a nylon plug; 31. a limiting part; 32. tensioning holes; 4. a nylon sleeve; 41. a threaded hole; 5. a bull's eye bearing; 6. a gasket; 91. a circular shaft; 92. a substrate; 93. a nylon stopper sleeve; 94. and (5) clamping a hoop.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. In the description of the present invention, it should be noted that the orientations and positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations and positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1, an embodiment of the present invention provides a passive unwinding device, include: the cloth roll comprises a paper tube 1, a nylon plug 3 and a bull's eye bearing 5, wherein the paper tube 1 is of a hollow structure and is used for bearing a cloth roll 2, namely the cloth roll 2 is wound on the outer side of the paper tube 1; two nylon plugs 3 are arranged and respectively positioned at two sides of the paper tube 1, and one end of each nylon plug 3 penetrates through the paper tube 1; the two bull eye bearings 5 are fixedly connected to one ends, far away from the two nylon plugs 3 relatively, of the two nylon plugs respectively. Compared with the prior art, the beneficial effects of the utility model reside in that, the utility model provides a passive unwinding device replaces original round axle 91 through nylon end cap 3 and bull's eye bearing 5, when dismantling, only needs to wholly extract nylon end cap 3, has reduced the degree of difficulty that original yardage roll 2 was changed, simultaneously, because change speed improves, during actual production, can show improvement holistic work efficiency.

In this embodiment, the shaft body of the nylon plug 3 is provided with the limiting portion 31 for limiting the longest distance that the nylon plug 3 enters the paper tube 1, and during specific implementation, the limiting portion 31 may be an annular protrusion concentrically arranged on the nylon plug 3, or may be a projection circumferentially arranged.

In this embodiment, the nylon plug further includes a nylon sleeve 4 sleeved on the nylon plug 3, the nylon sleeve 4 is fixedly connected with the nylon plug 3 through a bolt, the nylon sleeve 4 can slide along the axis direction of the nylon plug 3 in an unlocked state, the nylon sleeve 4 is provided with a plurality of threaded holes 41 along the length direction, and when the nylon plug is specifically implemented, the threaded holes 41 distributed along the length direction can be equidistantly distributed. Through the screw hole 41 that uses different positions, can adjust nylon end cap 3 and nylon cover 4 relative extension or shorten, the adjustment of the length of being convenient for.

As a preferred embodiment, at least two threaded holes 41 are distributed on the same circumference of the nylon sleeve 4, and when the thread of one threaded hole 41 is damaged, other threaded holes 41 on the same circumference can be continuously used.

In this embodiment, still include packing ring 6, packing ring 6 cover is established on nylon end cap 3, and sets up in the one side of keeping away from bull's eye bearing 5, and the specific length of packing ring 6 can be decided according to the length that nylon cover 4 and nylon end cap 3 stretch out and draw back relatively, or can increase length through the quantity that increases packing ring 6.

In this embodiment, the body that nylon end cap 3 wore to establish in fiber container 1 is provided with along the axis direction and rises tight hole 32, through with the cooperation of tensioning bolt for nylon end cap 3 is connected more firmly with fiber container 1.

During concrete implementation, 5 tip of bull's eye bearing pass through the bolt rigid coupling in the one end that paper tube 1 was kept away from to nylon cover 4, and bull's eye bearing 5's setting can also effectively reduce when unreeling and the base plate 92 between the frictional force that produces, wearing and tearing when eliminating nylon end cap 3 and base plate 92 direct contact, simultaneously, reduce inhomogeneous pivoted possibility.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a passive unwinding device which characterized in that includes: the paper tube (1), the nylon plug (3) and the bull's eye bearing (5);

the paper tube (1) is of a hollow structure and is used for bearing the cloth roll (2);

the two nylon plugs (3) are respectively positioned at two sides of the paper tube (1), and one end of each nylon plug (3) penetrates through the paper tube (1);

the two bull's eye bearings (5) are fixedly connected to one ends, far away from the nylon plugs (3) relatively, of the nylon plugs respectively.

2. The passive unwinding device as claimed in claim 1, wherein a limiting portion (31) is disposed on the shaft body of the nylon plug (3) to limit the longest distance that the nylon plug (3) enters the inside of the paper tube (1).

3. The passive unwinding device of claim 1, further comprising a nylon sleeve (4) sleeved on the nylon plug (3), wherein the nylon sleeve (4) is fixedly connected with the nylon plug (3) through a bolt.

4. The passive unwinding device as claimed in claim 3, wherein the nylon sleeve (4) has a plurality of threaded holes (41) distributed along the length direction.

5. Passive unwinding device according to claim 4, characterised in that at least two threaded holes (41) are distributed on the same circumference of the nylon sleeve (4).

6. The passive unwinding device of claim 3, further comprising a gasket (6), wherein the gasket (6) is sleeved on the nylon plug (3) and is arranged on a side away from the bull's eye bearing (5).

7. The passive unwinding device as claimed in claim 2, wherein the nylon plug (3) is provided with a tensioning hole (32) along a central axis through a body arranged in the paper tube (1).

8. The passive unwinding device as claimed in claim 3, wherein the end of the bull's eye bearing (5) is fixed to the end of the nylon sleeve (4) far away from the paper tube (1) by bolts.