CN115247311B

CN115247311B - Translational coiling process

Info

Publication number: CN115247311B
Application number: CN202210008530.5A
Authority: CN
Inventors: 应志平; 郝凯新; 吴震宇; 程晓颖; 向忠
Original assignee: Zhejiang Sci Tech University ZSTU
Current assignee: Zhejiang Sci Tech University ZSTU
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2023-10-20
Anticipated expiration: 2042-01-05
Also published as: CN115247311A

Abstract

The invention relates to the technical field of textile, in particular to a translational winding process, which comprises a yarn pressing assembly, wherein the yarn pressing assembly comprises a plurality of layers of pressing strips, and warp yarns are clamped between the pressing strips; the transmission assembly comprises two rows of parallel circularly rotating chains, and the yarn pressing assembly is arranged on the chains and moves along with the chains in a translation mode; the protective component comprises a protective film wound on the unwinding shaft, the protective film is also pulled by the pressing strips, and a layer of protective film is arranged on the upper side and the lower side of the warp for protection. After the scheme is adopted, yarns can be clamped by the yarn pressing assembly, and the weaving and winding requirements of thicker three-dimensional fabrics are met through translation and pulling.

Description

Translational coiling process

Technical Field

The invention relates to the technical field of textile, in particular to a translational winding process.

Background

The high-performance fiber three-dimensional weaving technology is an important component part of modern textile equipment, a complex and various space interweaving structure of the three-dimensional fabric is completed by a special loom, a traditional loom traction winding device completes quantitative winding by a roller, and the fabric is wound into a cloth roller, but the winding mode is not suitable for the three-dimensional fabric with larger thickness. The three-dimensional fabric cannot bend, otherwise it would result in a difference in the length of the inner and outer windings and a deformation of the fabric.

Therefore, the present inventors have further studied this, and developed a translational winding process, which results therefrom.

Disclosure of Invention

The invention aims to provide a translational winding process, which utilizes a yarn pressing assembly to clamp yarns, and meets the weaving winding requirement of thicker three-dimensional fabrics through translational pulling.

In order to achieve the above object, the technical scheme of the present invention is as follows:

a translational coiling process comprises

The yarn pressing assembly comprises a plurality of layers of pressing strips, and warp yarns are clamped between the pressing strips;

the transmission assembly comprises two rows of parallel circularly rotating chains, and the yarn pressing assembly is arranged on the chains and moves along with the chains in a translation mode;

the protective component comprises a protective film wound on the unwinding shaft, the protective film is also pulled by the pressing strips, and a layer of protective film is arranged on the upper side and the lower side of the warp for protection;

the coiling method comprises the following steps of processing coiling trigger signals and executing coiling actions:

step 1: initializing a warp state, wherein the warp is uniformly clamped in a yarn pressing assembly in a layered manner, and an upper protective film and a lower protective film are respectively fixed at an upper layering strip and a lower layering strip;

step 2: the motor of the transmission assembly is locked, a coiling trigger signal is waited for, and when the coiling signal is triggered, the motor rotates for a set angle;

step 3: judging whether the specified coiling quantity is finished, and if so, stopping and locking the motor.

The three-dimensional fabric is prevented from being polluted by chain oil dirt and dust while the three-dimensional fabric is ensured not to bend.

Further, rubber pads are arranged between the pressing strips, warp yarns are clamped between the two layers of rubber pads, the pressing strips and the rubber pads are fastened through bolts, and a plurality of bolts are uniformly distributed in the length direction of the pressing strips.

The rubber may increase yarn friction.

Further, the transmission assembly comprises a motor, a speed reducer, a chain wheel and a chain, the chain is driven by the chain wheel to do circular motion, and the motor amplifies torque through the speed reducer to drive the chain wheel to rotate.

Further, the drive assembly includes a tensioning sprocket disposed in the intermediate region of the chain.

The tensioning chain wheel can increase the wrap angle of the chain through up-and-down adjustment, and the chain is prevented from loosening.

Further, the support assembly is divided into an upper rectangular frame and a lower rectangular frame, the two layers are connected through vertical beams, the lower layer of the lower rectangular frame is connected with a foot pad with adjustable height, and the upper rectangular frame plays a supporting role.

Further, the pressing bar is fixed on the chain through bolts, and the chain is provided with lugs.

After the scheme is adopted, compared with the prior art, the invention has the following advantages:

yarn is clamped by the yarn pressing assembly, the double rows of chains are horizontally moved and pulled, the fabric is kept straight in the coiling process, the coiling quantity can be adjusted in real time according to the fabric structure, and the weaving requirement of a special three-dimensional woven structure is met.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention;

FIG. 2 is a top view of an embodiment of the present invention;

FIG. 3 is a side view of an embodiment of the present invention;

FIG. 4 is a schematic diagram of an embodiment shield assembly;

FIG. 5 is a side view of an embodiment yarn pressing assembly;

FIG. 6 is a top view of an embodiment yarn pressing assembly;

FIG. 7 is a flowchart of an embodiment control method.

Description of the reference numerals

The reference numerals being followed by letter-marking to indicate the arrangement of the same structural member in different positions

Detailed Description

The invention will be further described with reference to the drawings and the specific examples.

As shown in the figure, please refer to fig. 1, 2 and 3, the translational winding process provided in the present embodiment includes a bracket assembly, a transmission assembly, a protection assembly and a yarn pressing assembly.

The bracket component comprises cross beams (11-1, 11-2, 11-5, 11-6) and vertical beams 11-3, wherein the cross beams and the vertical beams are fixedly connected into a rectangular frame through corner brackets. The rectangular frame is divided into an upper layer and a lower layer, the lower layer is connected with a foot pad 11-4 with adjustable height, and the upper layer rectangular frame is used for supporting the coiling platform.

The transmission assembly comprises a motor 21, a speed reducer 22, a chain wheel 23 and a chain 26, wherein the motor amplifies torque through the speed reducer 22, the chain wheel 23 is arranged on a rotating shaft of the speed reducer, the chain wheels are respectively provided with the chain 26, and the other side of the rotating shaft is correspondingly provided with the chain wheels and the chain, so that double rows of chains are formed, and the two parallel rows of the chain 26 can circularly move under the driving of the chain wheels (23 and 24).

The chain is provided with lugs, and a yarn pressing assembly is fixedly arranged above the chain and is formed by stacking a plurality of layers of pressing strips and rubber pads. Referring to fig. 5 and 6, rubber pads are arranged between the layers of the multi-layer pressing strip 41, and the warp yarn 40 is clamped between the two layers of rubber pads and plays a role in increasing yarn friction. The pressing strip and the rubber pad are fastened through bolts, and a plurality of bolts are uniformly distributed in the length direction of the pressing strip. The batten 41 is fixed on the chain with the lug through a bolt, and when the chain is dragged, the batten is dragged along with the chain, namely, the effect of warp translation dragging is achieved.

Preferably, the transmission assembly comprises a tensioning sprocket 25 arranged in the middle region of the chain, and the tensioning sprocket 25 can increase the wrap angle of the chain through up-and-down adjustment to prevent the chain from loosening.

In order to prevent the contamination of the fabric by chain oil and dust, a protective film is arranged on the unwinding shaft, which is mounted on the unwinding shaft 34 in the form of a roll and translates synchronously with the fabric from the unwinding shaft, and protective films (35, 36) are mounted on the underside and the upper side of the fabric, respectively. One end of the protective film is arranged on the yarn pressing assembly and translates along with the fabric from the unwinding shafts (34, 33) in a reel mode.

Referring to fig. 4, the protection assembly further comprises a chain wheel protection plate, wherein the chain wheel groups at two ends of the winding platform are respectively provided with a protection plate (31, 32) which isolates the fabric from the chain wheel to prevent the fabric from being stained with oil stains on the chain wheel.

The coiling method comprises the steps of coiling trigger signal processing and coiling action execution, and the coiling method comprises the following steps:

step 1: initializing a warp state, wherein the warp is uniformly clamped in a yarn pressing assembly in a layered manner, and the upper film and the lower film are respectively fixed under an upper layering strip and a lower layering strip;

step 2: the motor is locked, a coiling trigger signal is waited for, and when the coiling signal is triggered, the motor rotates for a certain angle;

The foregoing is only specific embodiments of the present invention, and words such as "upper, lower, left, right, middle" and the like "related to the present invention are merely used by way of reference, not to be construed as limiting, and any insubstantial modifications made by the present invention shall fall within the scope of the invention.

Claims

1. A translational coiling process is characterized by comprising

The yarn pressing assembly comprises a plurality of layers of press strips, warp yarns are clamped between the press strips, the yarn pressing assembly is utilized to clamp the yarns, and the weaving and winding requirements of thicker three-dimensional fabrics are met through translation and pulling;

the protective component comprises a protective film wound on the unwinding shaft, the protective film is also pulled by the pressing bar, a layer of protective film is arranged on the upper side and the lower side of the three-dimensional fabric for protection, one end of the protective film is arranged on the yarn pressing component, and the protective film is translated along with the fabric from the unwinding shaft in a reel manner;

2. A translational winding process as set forth in claim 1, wherein: a rubber cushion is arranged between the pressing strips, warp yarns are clamped between the two layers of rubber cushions, the pressing strips and the rubber cushions are fastened through bolts, and a plurality of bolts are uniformly distributed in the length direction of the pressing strips.

3. A translational winding process as set forth in claim 1, wherein: the transmission assembly comprises a motor, a speed reducer, a chain wheel and a chain, wherein the chain is driven by the chain wheel to do circular motion, and the motor amplifies torque through the speed reducer to drive the chain wheel to rotate.

4. A translational winding process as claimed in claim 3, wherein: the transmission assembly comprises a tensioning chain wheel which is arranged in the middle area of the chain.

5. A translational winding process as set forth in claim 1, wherein: still include the bracket component, the bracket component divide into upper and lower two-layer rectangular frame, connects two-layer through the vertical beam, and the callus on the sole that can height-adjusting is connected to lower floor rectangular frame lower floor, and upper rectangular frame plays the supporting role.

6. A translational winding process as claimed in claim 3, wherein: the pressing strip is fixed on the chain through bolts, and the chain is provided with lugs.