CN113957580A

CN113957580A - Sanding mechanism of two-for-one twister

Info

Publication number: CN113957580A
Application number: CN202111351471.3A
Authority: CN
Inventors: 刘光容; 朱爱萍; 朱曰春; 罗汝根
Original assignee: Shaoxing County Huayu Textile Machinery Co ltd
Current assignee: Shaoxing County Huayu Textile Machinery Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-01-21
Anticipated expiration: 2041-11-16
Also published as: CN113957580B

Abstract

The invention discloses a sanding mechanism of a two-for-one twister, which belongs to the field of chemical fiber two-for-one twisters of textile machinery and is characterized in that: the yarn guide device comprises a yarn picking rod and a yarn guide ceramic piece movably or fixedly arranged on the yarn picking rod, wherein a through hole for yarns to pass through is formed in the yarn guide ceramic piece, the through hole is provided with two sections, one section is a fluffing section, the other section is a yarn guide section, and the fluffing section and the yarn guide section are sequentially arranged along the arrival direction of the yarns; according to the invention, the structure of the existing yarn guide ceramic piece is improved, the installation direction of the yarn guide ceramic piece is the direction facing the arrival direction of the yarns, the yarn guide section is the direction of the yarn outlet, when the yarns enter the through hole of the yarn guide ceramic piece, the yarns are firstly contacted with the fuzzing section of the through hole, the yarns are fuzzed under the condition of rotation by the rough surface of the inner wall of the through hole, and then the yarns are output through the yarn guide section after the fuzzing is finished, so that the yarn guide ceramic piece integrates the functions of fuzzing and yarn holding, a separate grinding wheel or a separate grinding device is not required to be additionally arranged, and the structure of the two-for-one twister is simplified.

Description

Sanding mechanism of two-for-one twister

Technical Field

The invention relates to a sanding mechanism of a two-for-one twister, belonging to the field of chemical fiber two-for-one twisters of textile machinery.

Background

The two-for-one twister is twisting equipment which is essentially doubling equipment, can realize one-rotation two-twisting, has the twisting efficiency which is improved by times compared with the traditional twisting equipment, and realizes twisting by mainly driving the yarn to rotate through the rotation of a spindle, so that the produced yarn has various styles and styles. At present, the market needs to make yarns with hairiness on the basis of the existing chemical fiber yarns, so in order to adapt to the special process of yarn fluffing, the prior art is to add a sanding device on the basis of the original two-for-one twister to realize the function of yarn fluffing.

Chinese patent with application number 201821409182.8 discloses a chemical fibre filament double-twist sanding all-in-one, including double-twist spindle and sanding device, its characterized in that: the double-twist spindle and the sanding device are both installed on the machine body, a double-roller is arranged at the top of the sanding device and movably connected with the machine body, a friction roller is arranged at the top of the double-roller and installed on the machine body, the sanding device comprises a yarn guide porcelain piece, a sanding cover, a sanding grinding wheel, a sanding seat and an air ring, the yarn guide porcelain piece is installed at the top of the sanding cover, the sanding cover is sleeved at the top of the sanding seat, the sanding grinding wheel is movably connected inside the sanding seat, and the air ring is installed at the bottom of the sanding seat.

The Chinese patent with the application number of 202120707965 discloses a yarn sanding device of a two-for-one twister, which consists of a take-up lever welding part, a connecting arm connecting part and a swinging device, wherein the connecting arm connecting part and the swinging device are arranged on the take-up lever welding part, and the yarn sanding device is characterized in that: one end of the take-up screw welding piece is provided with a connecting arm combining piece, the other end of the take-up screw welding piece is provided with a swinging device, a godet wheel and a take-up screw porcelain eye are respectively fixed on the upper portion and the lower portion of one side, close to the connecting arm combining piece, of the end portion of the take-up screw welding piece, a groove is formed in one side of the connecting arm combining piece, a grinding wheel combining piece capable of sliding up and down is arranged in the groove, a grinding wheel is fixed on the grinding wheel combining piece, and a gland is further arranged at the top of the grinding wheel combining piece.

In the prior art, an independent sanding device (a grinding wheel or a grinding wheel) is additionally arranged below a guide wire porcelain piece of a two-for-one twister to achieve the effect of yarn fluffing, and the sanding device can be fixedly arranged or movably arranged.

The invention aims at the improvement and optimization of the prior two-for-one twister sanding mechanism.

Disclosure of Invention

The invention aims to provide a sanding mechanism of a two-for-one twister, which has a simple structure and is convenient to mount.

The technical scheme adopted by the invention is as follows:

the sanding mechanism of the two-for-one twister is characterized in that: including choosing the lead screw to and the seal wire porcelain of activity or fixedly installing on choosing the lead screw, be provided with the through-hole that supplies the yarn to pass through in the seal wire porcelain, the through-hole is provided with two sections, and one section is the fluff section, and one section is the seal wire section, fluff section, seal wire section come the direction along the yarn and set gradually.

Further settings are as follows:

the guide wire porcelain piece is a cylinder, the outer diameter of the guide wire porcelain piece is 20-30 mm, and the height of the guide wire porcelain piece is 25-30 mm.

The diameter of the guide wire section of the through hole is 2.5-8 mm, and the length of the guide wire section of the through hole is 4-20 mm.

The aperture of the fluffing section of the through hole is in a horn-shaped design from large to small along the arrival direction of the yarns, the aperture at the maximum position is 10-20 mm, the aperture at the minimum position is 2.5-8 mm, and the length is 4-22 mm. The yarns contact with the inner wall of the through hole in the fluffing section and are fluffed, and then the yarns are fed into the yarn guide section and are led out.

The surface roughness Ra of the raising section is 0.08-1.0 um.

The fluffing section of the through hole forms a rough surface on the inner wall of the through hole by adopting a physical or chemical method.

And the fluffing section of the through hole forms a rough surface on the inner wall of the through hole by adopting a sintering or etching method.

The section of the fluffing section of the through hole is set to be conical or circular arc.

The guide wire porcelain piece is provided with an installation part, and the guide wire porcelain piece is fixedly or movably installed on a take-up rod of the two-for-one twister through the installation part.

The installation department is the chimb that outwards extends the formation along seal wire porcelain.

The working principle of the invention is as follows:

the invention improves the structure of the existing yarn guide ceramic piece, the installation direction is the direction in which the yarns come, the yarn guide section is the direction in which the yarns come, when the yarns enter the through hole of the yarn guide ceramic piece, the yarns are firstly contacted with the fluffing section of the through hole, the yarns are fluffed under the condition of rotation by the rough surface of the inner wall of the through hole, and then the yarns are output through the yarn guide section after the fluffing is finished, so that the yarn guide ceramic piece integrates the functions of fluffing and yarn holding, a separate grinding wheel or a sanding device is not required to be additionally arranged, and the structure of the two-for-one twister is simplified.

The invention is further described with reference to the following figures and detailed description.

Drawings

FIG. 1 is a schematic structural diagram of a sanding mechanism of a two-for-one twister according to the present invention;

FIG. 2 is a schematic cross-sectional view of the porcelain piece of the guide wire according to the present invention;

FIG. 3 is a schematic cross-sectional view of one embodiment of the porcelain guide wire according to the present invention;

fig. 4 is a schematic cross-sectional structure view of another embodiment of the guide wire porcelain according to the present invention.

Detailed Description

As shown in fig. 1, a two-for-one twister sanding mechanism, including choosing lead screw 2 to and movably or fixedly install the seal wire porcelain 1 on choosing lead screw 2, be provided with the through-hole 11 that supplies yarn 3 to pass through in the seal wire porcelain 1, through-hole 11 is provided with two sections, and one section is fluffy section 111, and one section is seal wire section 112, fluffy section 111, seal wire section 112 set gradually along the arrival direction of yarn 3.

The guide wire porcelain structure shown in fig. 2-4 comprises a porcelain body 10, wherein a through hole 11 for a yarn 3 to pass through is formed in the porcelain body 10, the through hole 11 is provided with two sections, one section is a fluffing section 111, the other section is a guide wire section 112, and the fluffing section 111 and the guide wire section 112 are sequentially arranged along the arrival direction of the yarn 3.

The porcelain body 10 is preferably a cylinder, the outer diameter is 20-30 mm, and the height is 25-30 mm.

The diameter of the guide wire section 112 of the through hole is 2.5-8 mm, and the length is 4-20 mm.

The fluffing section 111 of through-hole, its aperture is the horn type design from big to little along 3 arrival directions of yarn, and maximum department aperture is 10 ~ 20mm, and minimum department aperture is 2.5 ~ 8mm, and length is 4 ~ 22 mm. Generally, the smallest pore size of the raising section 111 is the same as the pore size of the guide wire section 112.

As shown in fig. 2 and 3, the length of the through-hole raising section 111 is designed to be related to the effect of the yarns 3, and generally, when the through-hole raising section 111 is provided long, the yarns 3 are more sufficiently in contact with the through-hole raising section 111, and the effect of the through-hole raising is more excellent.

On the other hand, the factor determining the sanding effect of the yarn 3 is the surface roughness of the napping section 111, and the surface roughness is generally controlled to Ra 0.08 to 1.0um in combination with the characteristics of the chemical fiber filaments.

The surface roughness of the raising section 111 is set according to the thickness of the yarn, and as a principle, the thinner the yarn is, the smaller the surface roughness of the raising section 111 is, such as: the surface roughness Ra of the yarn is 70d chemical fiber, the surface roughness Ra of the raising section 111 is generally set to be 0.08-0.1 um, and when the yarn is 300d chemical fiber, the surface roughness Ra of the raising section 111 is generally set to be 0.5-1.0 um.

The fluffing section of the through hole forms a rough surface on the inner wall of the through hole by a physical or chemical method, and preferably adopts a sintering or etching method.

As shown in fig. 3 and 4, the cross section of the raising section of the through hole 11 may be conical or circular.

As a preferred embodiment, a mounting part 12 is arranged on the body 10, the guide wire porcelain is fixedly or movably mounted on a take-up rod of the two-for-one twister through the mounting part 12, the mounting part 12 is a convex edge formed by extending outwards along the porcelain body 10, and the guide wire porcelain 1 is mounted and positioned on the take-up rod 2 of the two-for-one twister through the convex edge.

Claims

1. The sanding mechanism of the two-for-one twister is characterized in that: including choosing the lead screw to and the seal wire porcelain of activity or fixedly installing on choosing the lead screw, be provided with the through-hole that supplies the yarn to pass through in the seal wire porcelain, the through-hole is provided with two sections, and one section is the fluff section, and one section is the seal wire section, fluff section, seal wire section come the direction along the yarn and set gradually.

2. The sanding mechanism of a two-for-one twister according to claim 1, wherein: the guide wire porcelain piece is a cylinder, the outer diameter of the guide wire porcelain piece is 20-30 mm, and the height of the guide wire porcelain piece is 25-30 mm.

3. The sanding mechanism of a two-for-one twister according to claim 1, wherein: the diameter of the guide wire section of the through hole is 2.5-8 mm, and the length of the guide wire section of the through hole is 4-20 mm.

4. The sanding mechanism of a two-for-one twister according to claim 1, wherein: the aperture of the fluffing section of the through hole is in a horn-shaped design from large to small along the arrival direction of the yarns, the aperture at the maximum position is 10-20 mm, the aperture at the minimum position is 2.5-8 mm, and the length is 4-22 mm.

5. The sanding mechanism of a two-for-one twister according to claim 1, wherein: the surface roughness Ra of the raising section is 0.08-1.0 um.

6. The sanding mechanism of a two-for-one twister according to claim 1, wherein: the fluffing section of the through hole forms a rough surface on the inner wall of the through hole by adopting a physical or chemical method.

7. The sanding mechanism of a two-for-one twister according to claim 6, wherein: and the fluffing section of the through hole forms a rough surface on the inner wall of the through hole by adopting a sintering or etching method.

8. The sanding mechanism of a two-for-one twister according to claim 1, wherein: the section of the fluffing section of the through hole is set to be conical or circular arc.

9. The sanding mechanism of a two-for-one twister according to claim 1, wherein: the guide wire porcelain piece is provided with an installation part, and the guide wire porcelain piece is fixedly or movably installed on a take-up rod of the two-for-one twister through the installation part.

10. The sanding mechanism of a two-for-one twister according to claim 9, wherein: the installation department is the chimb that outwards extends the formation along seal wire porcelain.