CN113152011A - Yarn bobbin, pan head and dyeing method - Google Patents

Abstract

The invention discloses a yarn barrel, a pan head and a dyeing method. The yarn barrel comprises a barrel body, the barrel body comprises an annular filter screen with a radial through hole and an annular outer supporting structure with the radial through hole, the annular filter screen is sleeved on the outer side of the filter screen, the aperture of the radial through hole of the outer supporting structure is larger than that of the radial through hole of the filter screen, two axial ends of the barrel body are respectively fixed on two end plates, the end plates are provided with a middle through hole in an axial penetrating mode, and the middle through hole is located on the inner side of the filter screen in the radial direction. Through add the filter screen on a yarn section of thick bamboo for yarn section of thick bamboo itself has filtering capability promptly, filters the oligomer when the filter screen is flowed through to the dyestuff, in order to avoid the oligomer to glue on the strap, especially with outer support structure direct contact's part, because filter screen snap-on is on a yarn section of thick bamboo, twine the non-woven fabrics of filtering usefulness on the strap when need not dyeing at every turn, can improve dyeing efficiency. In addition, the outer supporting structure separates the filter screen from the cloth belt, so that the dyeing effect can be ensured.

Description

Yarn bobbin, pan head and dyeing method

Technical Field

The invention relates to the technical field of dyeing processes, in particular to a yarn bobbin, a pan head and a dyeing method.

Background

Terylene is the main material of woven tape, zipper and zipper cloth tape. In the process of dyeing zipper cloth belts or yards, the yards or cloth belts to be dyed are wound on a yarn drum, and then high-temperature high-pressure dyeing, color fixing and cleaning are carried out to obtain finished products or semi-finished products.

However, the terylene material contains oligomer, and after being washed through high temperature and high pressure and alkaline fixation, the oligomer or the oligomer can be released to be filtered through cloth belts or stacking devices to be adsorbed on inner cloth belts or pan heads to form grey fine particles, so that the inside and outside color difference of the zipper or the cloth belts and the color fastness of the inner cloth belts are seriously influenced, and particularly, the black cloth belts are more obvious.

In order to solve the problems, in the prior art, a yarn cylinder is coated with a plurality of layers of non-woven fabrics as filter layers. This can play a role, but wrapping and cleaning the nonwoven increases the production process and increases the cost.

Therefore, how to improve the dyeing efficiency is a technical problem that needs to be solved by the technicians in the field at present.

Disclosure of Invention

In view of the above, the present invention provides a yarn package capable of improving dyeing efficiency. Another object of the present invention is to provide a pan head comprising the above bobbin, which can improve dyeing efficiency. The invention also aims to provide a dyeing method using the bobbin, which has higher dyeing efficiency.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a yarn section of thick bamboo, includes the barrel, the barrel includes that annular filter screen and the cover that has radial through-hole are located the annular outer bearing structure that has radial through-hole in the filter screen outside, outer bearing structure's radial through-hole's aperture is greater than the radial through-hole's of filter screen aperture, two end plates are fixed in respectively at barrel axial ascending both ends, the end plate runs through along the axial and sets up middle through-hole, middle through-hole radially is located the filter screen is inboard.

Preferably, the cartridge further comprises an inner support structure, the screen being provided between the outer support structure and the inner support structure.

Preferably, the inner support structure is an annular structure with radial through holes, and the axial direction of the inner support structure is the same as that of the filter screen; the intermediate through hole is located radially inside the inner support structure.

Preferably, the diameter of the radial through hole of the inner support structure is larger than that of the radial through hole of the filter screen.

Preferably, the inner support structure comprises support rods, both ends of which are fixed to the two end plates respectively.

Preferably, the axial end of the sieve is provided with a sieve connecting groove to be fastened and fixed to the axial end of the outer support structure.

Preferably, two of the end plates are provided with annular mounting grooves on opposite axial end faces respectively, so as to be correspondingly and fixedly connected with the cylinder body.

Preferably, the outer support structure is an annular net plate, and radial through holes are uniformly distributed in the outer support structure.

The utility model provides a pan head, includes pan head main part and pan head lid, the inner chamber has been seted up to the ascending one end of pan head main part axial, the pan head lid can be dismantled and be fixed in the opening of inner chamber, can dismantle in the inner chamber and be equipped with as above a yarn section of thick bamboo.

A method of dyeing comprising:

winding the cloth on the outer side of the cylinder body in the yarn cylinder;

and (3) putting the yarn cylinder into a dye vat in a high-temperature and high-pressure environment for dyeing.

The yarn drum provided by the invention comprises a drum body, wherein the drum body comprises an annular filter screen with a radial through hole and an annular outer supporting structure with a radial through hole, the annular outer supporting structure is sleeved outside the filter screen, the aperture of the radial through hole of the outer supporting structure is larger than that of the radial through hole of the filter screen, two axial ends of the drum body are respectively fixed on two end plates, a middle through hole is arranged in the axial direction of each end plate in a penetrating mode, and the middle through hole is located on the inner side of the filter screen in the radial direction.

In use, the tape to be dyed is wound outside the outer support structure. During dyeing, dye liquor can enter the inner side of the filter screen through the middle through holes, and after oligomer is filtered by the filter screen, the dye liquor contacts the cloth belt to be dyed through the radial through holes in the outer supporting structure.

Through add the filter screen on a yarn section of thick bamboo for yarn section of thick bamboo itself has filtering capability promptly, filters the oligomer when the filter screen is flowed through to the dyestuff, in order to avoid the oligomer to glue on the strap, especially with outer support structure direct contact's part, because filter screen snap-on is on a yarn section of thick bamboo, twine the non-woven fabrics of filtering usefulness on the strap when need not dyeing at every turn, can improve dyeing efficiency. In addition, the dye permeates and strains lowly in the less filter screen department of radial through-hole aperture, filter screen direct contact strap can influence the dyeing effect, separate filter screen and strap through outer bearing structure, because outer bearing structure has certain thickness and radial through-hole aperture to be greater than the filter screen in footpath, the radial through-hole on the outer bearing structure can be regarded as a and is catched the passageway, collect the dye liquor that passes through the filter screen, then dye the strap again, can guarantee the dyeing effect, improve the problem of the interior and exterior colour difference of strap and the colour fastness of the inlayer poor after dyeing.

The pan head comprising the yarn cylinder can improve dyeing efficiency.

The dyeing method using the yarn cylinder provided by the invention has higher dyeing efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a cross-sectional view of a first embodiment of a package according to the present invention;

FIG. 2 is a schematic diagram of the inner and outer support structures of a bobbin embodiment of the present invention, with radial through holes hidden;

FIG. 3 is a schematic view of an inner screen of a bobbin embodiment of the present invention, with radial through holes hidden;

FIG. 4 is an enlarged view at C of FIG. 3;

FIG. 5 is a block diagram of an end plate of one embodiment of the bobbin of the present invention;

FIG. 6 is a side view of a first embodiment of a disc head provided in accordance with the present invention;

FIG. 7 is a cross-sectional view A-A of FIG. 6;

fig. 8 is an enlarged view of fig. 7 at B.

Reference numerals:

the device comprises a cylinder body 1, a filter screen 11, a filter screen connecting groove 111, an outer supporting structure 12 and an inner supporting structure 13;

the end plate 2, a middle through hole 21 and an annular mounting groove 22;

a pull rod 3;

a pan head main body 4;

a pan head cover 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The core of the invention is to provide a yarn cylinder which can improve the dyeing efficiency. Another core of the invention is to provide a pan head comprising the yarn cylinder, which can improve the dyeing efficiency. The other core of the invention is to provide a dyeing method using the yarn cylinder, which has higher dyeing efficiency.

Referring to fig. 1 to 8, a first embodiment of a yarn bobbin provided by the present invention includes a bobbin body 1. The cartridge 1 comprises an annular sieve 11 with radial through holes and an annular outer support structure 12 with radial through holes. The axial direction of the sieve 11 coincides with the axial direction of the outer support structure 12. The outer supporting structure 12 is sleeved outside the filter screen 11. The diameter of the radial through holes of the outer support structure 12 is larger than the diameter of the radial through holes of the screen 11.

The two axial ends of the cylinder 1 are respectively fixed on the two end plates 2, the end plates 2 are provided with middle through holes 21 in an axial penetrating manner, and the middle through holes 21 are radially positioned on the inner side of the filter screen 11.

Wherein, each part in the barrel 1 can be made of hard materials such as stainless steel and the like so as to avoid adsorbing dye, is convenient to clean and has wide application range.

The filter screen 11 is a key part for filtering the yarn barrel, and the aperture size of the radial through hole directly influences the final filtering effect. Preferably, the material of the filter screen 11 is one of stainless steel wire, nickel wire, brass wire or PP fiber, preferably stainless steel wire. The meshes of the filter screen 11 are radial through holes thereof, and the mesh number is 200-900 meshes, preferably 700 meshes. To facilitate replacement and re-use of the sieve 11, the sieve 11 is preferably detachably connected to the end plate 2, but may of course also be provided as non-detachable.

In use, the tape to be dyed is wound outside the outer support structure 12. During dyeing, dye liquor can enter the inner side of the filter screen 11 through the middle through holes 21, and after oligomer is filtered by the filter screen 11, the dye liquor can contact the cloth belt to be dyed through the radial through holes in the outer supporting structure 12.

Through add filter screen 11 on a yarn section of thick bamboo for yarn section of thick bamboo itself has filtering capability promptly, filters the oligomer when the dyestuff flows through filter screen 11, with avoid the oligomer to glue on the strap, especially with the part of outer bearing structure 12 direct contact, because filter screen 11 snap-on is on a yarn section of thick bamboo, twine the non-woven fabrics of filtering usefulness on the strap when need not to dye at every turn, can improve dyeing efficiency. In addition, the dye permeates and strains less in the smaller filter screen 11 department of radial through-hole aperture, filter screen 11 direct contact strap can influence the dyeing effect, separate filter screen 11 and strap through outer bearing structure 12, because outer bearing structure 12 has certain thickness and radial through-hole aperture to be greater than filter screen 11 in the footpath, radial through-hole on the outer bearing structure 12 can be as a gathering the passageway, gather the dye liquor that passes through filter screen 11, then dye the strap, can guarantee the dyeing effect, improve the inside and outside colour difference of strap after the dyeing and the poor problem of innermost layer colour fastness.

Further, the cartridge 1 further comprises an internal support structure 13 for protecting the screen 11. The screen 11 is arranged between an outer support structure 12 and an inner support structure 13. Because the yarn barrel can be in a reverse pump environment, the filter screen 11 is subjected to the impact force of fluid in the radial direction, and can be broken, particularly the filter screen 11 formed by splicing multiple parts is broken, at the moment, the inner support structure 13 is arranged, the filter screen 11 can be limited from the inner side of the filter screen 11, and the filter screen 11 is prevented from being excessively deformed towards the radial direction to be damaged.

The screen 11 may be disposed at any position between the inner support structure 13 and the outer support structure 12, and specifically may be spaced from or attached to both, for example, as shown in fig. 8, in this embodiment, the screen 11 is attached to the outer support structure 12, and has a radial gap from the inner support structure 13.

Further, as shown in fig. 7 and 8, the inner support structure 13 is an annular structure with radial through holes, and the axial direction of the inner support structure 13 is the same as the axial direction of the filter screen 11. The intermediate through hole 21 of the end plate 2 is located radially inside the inner support structure 13. Set up inner support structure 13 to annular structure, can ensure inner support structure 13 and to filter screen 11's comprehensive protection, in addition, set up radial through-hole on inner support structure 13, and set up middle through-hole 21 in inner support structure 13's radial inboard for the dyestuff can loop through middle through-hole 21, flows to filter screen 11 behind the radial through-hole on inner support structure 13, can not influence the normal flow of dyestuff.

Further, the diameter of the radial through hole of the inner support structure 13 is larger than that of the radial through hole of the filter screen 11, so that the dye smoothly flows to the filter screen 11. Of course, in other embodiments, the diameter of the radial through hole of the inner support structure 13 may be not larger than that of the radial through hole of the filter screen 11, so as to achieve the double filtering function with the filter screen 11.

The inner support structure 13 is preferably made of 316 or 316L stainless steel, specifically, a stainless steel mesh plate, wherein meshes are radial through holes, if the hole diameter is too large, the protection of the filter screen 11 is weakened, so that the filter screen 11 is easily broken by liquid flow during reverse pumping, and if the hole diameter is too small, the cleaning efficiency of the pan head is affected. Alternatively, mesh number range: 5-500 mesh, preferably 10 mesh.

Of course, in other embodiments, the inner support structure 13 may be otherwise configured. For example, the inner support structure 13 is a support rod having both ends fixed to the two end plates 2, respectively, for facilitating installation, and preferably, at least two support rods are arranged in sequence along the inner circumferential surface of the screen 11 to shield the screen 11 from different positions in the circumferential direction. Still alternatively, the inner supporting structure 13 may also include at least two supporting blocks sequentially arranged along the axial direction, the adjacent supporting blocks are arranged at intervals, and the supporting blocks realize radial constraint on the filter screen 11, wherein the supporting blocks and the filter screen 11 have a gap in the radial direction for dye to pass through.

Further, as shown in fig. 4 and 8, the axial end of the filter screen 11 is provided with a filter screen connecting groove 111 to be fastened to the axial end of the outer support structure 12, so as to ensure the connecting strength between the filter screen 11 and the outer support structure 12. Of course, in other embodiments, the filter screen 11 may be screwed, plugged or otherwise fixed to the outer support structure 12, or alternatively, there may be a radial gap between the filter screen 11 and the outer support structure 12, and both may be directly fixed to the end plate 2.

Further, the two end plates 2 are respectively provided with an annular mounting groove 22 on the opposite axial end faces to correspond to the fixed connection cylinder 1, so that the assembly is convenient. Specifically, as shown in fig. 8, two annular mounting grooves 22 are provided, the screen 11 and the outer support structure 12 are fixed to one of the annular mounting grooves 22, and the inner support structure 13 is fixed to the other annular mounting groove 22. In addition, the two end plates 2 can be axially fixed by the pull rod 3.

Further, the outer support structure 12 is an annular net plate, radial through holes are uniformly distributed on the outer support structure 12, and the dye can be ensured to uniformly flow out of the outer support structure 12 while the support capability is ensured. Wherein, the outer supporting structure 12 is made of stainless steel plate, preferably 316 or 316L stainless steel, and the mesh number range is 5-500 meshes, preferably 30 meshes. In addition, compared with the inner supporting structure 13, the outer supporting structure 12 also has the supporting function on the cloth belt and ensures the flatness of the cloth belt, and the mesh of the outer supporting structure is smaller than that of the inner supporting structure. Of course, in other embodiments, the outer support structure 12 may be formed by at least two plate members arranged in sequence along the circumferential direction, and the circumferential gaps between adjacent plate members form the radial through holes.

The yarn section of thick bamboo in this embodiment adds filter screen 11 and bearing structure on it for yarn section of thick bamboo itself has filtering capability, has simplified dyeing process, and also be convenient for wash, can the repeated action, reduce the low polymer absorption on the strap, guarantee the dyeing effect, improve the processing quality, also can reduce production intensity simultaneously, reduce infantees, reduction in production cost.

In addition to the yarn bobbin, the invention also provides a pan head, which comprises the yarn bobbin, specifically the yarn bobbin provided in any one of the above embodiments, and the beneficial effects can be obtained by referring to the above embodiments correspondingly. Simultaneously, this coiled hair includes coiled hair main part 4 and coiled hair lid 5, and the inner chamber has been seted up to 4 ascending one end of coiled hair main part, and coiled hair lid 5 can be dismantled and be fixed in the opening of inner chamber, and a yarn section of thick bamboo can be dismantled and set up in the inner chamber.

In addition, the invention also provides a dyeing method, which comprises the following steps:

winding a cloth belt on the outer side of a cylinder body 1 of the yarn cylinder, wherein the cylinder body 1 is the yarn cylinder provided by the embodiment;

and (4) putting the yarn cylinder into a dye vat in a high-temperature and high-pressure environment for dyeing.

Wherein, in the dye vat, disperse dyes are used for dyeing, and the finished product can be obtained by the steps of color fixation, cleaning, drying and the like.

In the specific operation, the finished product obtained by the method is detected that the color difference delta E of the outermost layer and the innermost layer of the cloth belt is less than or equal to 0.8, and the color fastness detection is more than or equal to 4 levels.

The steps and related parameters of the method applied in one specific operation are as follows:

1. winding a No. 5 metal cloth belt on a yarn bobbin, wherein the belt winding process parameters are as follows:

2. and placing the pan head in a dye vat with a high-temperature and high-pressure environment, dyeing with disperse dye (color number 580), fixing color, cleaning and drying to obtain a finished product.

The color difference delta E between the outermost layer and the innermost layer of the black is 0.65 through detection 580, and the color fastness detection of each color is more than or equal to 4 grades. The method comprises the following specific steps:

sample numbering	Sampling site	Color fastness to washing	Colour fastness to dry rubbing
				1	Outermost layer	≧ 4	≧ 4
2	The innermost layer	≧ 4	≧ 4

It will be understood that when an element is referred to as being "secured" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The bobbin, the pan head and the dyeing method provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a yarn section of thick bamboo, its characterized in that, includes barrel (1), barrel (1) is located including annular filter screen (11) that have radial through-hole and cover the annular outer bearing structure (12) that have radial through-hole in the filter screen (11) outside, the aperture of the radial through-hole of outer bearing structure (12) is greater than the aperture of the radial through-hole of filter screen (11), barrel (1) axial both ends are fixed in two end plates (2) respectively, through-hole (21) in the middle of end plate (2) along the axial through-setting, middle through-hole (21) radially are located filter screen (11) are inboard.

2. Bobbin according to claim 1, characterized in that the barrel (1) further comprises an inner support structure (13), the sieve (11) being provided between the outer support structure (12) and the inner support structure (13).

3. Bobbin according to claim 2, characterized in that the inner support structure (13) is an annular structure with radial through holes, the axial direction of the inner support structure (13) being the same as the axial direction of the screen (11); the intermediate through-hole (21) is located radially inside the inner support structure (13).

4. Bobbin according to claim 3, characterised in that the diameter of the radial through holes of the inner support structure (13) is larger than the diameter of the radial through holes of the sieve (11).

5. Bobbin according to claim 2, characterised in that the inner support structure (13) comprises support bars fixed at both ends to the two end plates (2), respectively.

6. Bobbin according to any of claims 1 to 5, wherein the axial end of the sieve (11) is provided with a sieve attachment slot (111) for snap fastening to the axial end of the outer support structure (12).

7. Bobbin according to any of claims 1 to 5, characterised in that annular mounting grooves (22) are provided on the opposite axial end faces of the two end plates (2) for corresponding fixed connection to the bobbin body (1).

8. A package according to any one of claims 1 to 5, characterized in that the outer support structure (12) is an annular web, on which radial through holes are evenly distributed.

9. A pan head, comprising a pan head main body (4) and a pan head cover (5), wherein an inner cavity is opened at one axial end of the pan head main body (4), the pan head cover (5) is detachably fixed at the opening of the inner cavity, characterized in that the inner cavity is detachably provided with a yarn tube according to any one of claims 1 to 8.

10. A method of dyeing, comprising:

-winding a cloth on the outside of the cylinder (1) in a yarn package according to any one of claims 1 to 8;

and (3) putting the yarn cylinder into a dye vat in a high-temperature and high-pressure environment for dyeing.

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