CN111893632B

CN111893632B - Yarn guide of textile machinery

Info

Publication number: CN111893632B
Application number: CN202010785407.5A
Authority: CN
Inventors: 郑素花
Original assignee: Wenzhou Huawei Lace Ribbon Co ltd
Current assignee: Wenzhou Huawei lace ribbon Co.,Ltd.
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-08-31
Anticipated expiration: 2040-08-06
Also published as: CN111893632A

Abstract

The invention discloses a yarn guide of textile machinery, which structurally comprises two rollers, supports, partition plates and yarn guide grooves, wherein the rollers are fixed between the two supports in an up-and-down arrangement mode, the partition plates are arranged at the bottom of the rollers positioned at the bottom layer, more than two yarn guide grooves are horizontally arranged on the partition plates, each yarn guide groove is provided with an air pump, an air device, an outer groove and an inner groove, and the air pumps are arranged on the outer grooves.

Description

Yarn guide of textile machinery

Technical Field

The invention relates to the field of textile machinery, in particular to a yarn guide of the textile machinery.

Background

The yarn guide is a component of a flat knitting machine, and when the flat knitting machine is used for knitting, yarns to be knitted enter a needle hook of a knitting needle through the yarn guide to be knitted. According to different requirements of various braided fabrics, different yarn guide holes such as one hole, two holes or three holes are respectively arranged on a yarn guide, and are used for inserting different yarn varieties, and then the yarn of different varieties is interwoven while being braided by utilizing the height of the hole positions so as to meet the design requirements of fabrics on a textile circular knitting machine.

Disclosure of Invention

The invention aims to provide a yarn guide of textile machinery, which is used for solving the technical problems that the yarn guide is made of hard tool steel, the yarn guide can be abraded to different degrees according to the speed and the friction of used yarns, and a notch formed on the yarn guide by the friction of the yarns can damage the yarns, so that the quality of fabrics is reduced.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a yarn guide of textile machinery, its structure includes roller, support, baffle, yarn guide groove, the roller is equipped with two, and the mode of arranging about being is fixed two between the support, be located the bottom the roller bottom is installed the baffle, be the level on the baffle and be provided with the yarn guide groove more than two, yarn guide groove is equipped with air pump, gas device, water jacket, inside groove, the air pump is installed on the water jacket, the inner wall border of water jacket is equipped with the pipe, and this pipe connection is in gas device and air pump for switch-on gas device and air pump, inside groove and water jacket are circular structure, and the inside groove is used for leading yarn.

Preferably, the gas devices are more than two and are densely distributed in the installation cavity between the outer tank and the inner tank.

Preferably, the gas device comprises an exhaust groove, gas guide ports and layered separation grooves, wherein the exhaust groove is of a bowl-shaped structure, five layered separation grooves are formed in the exhaust groove, and the layered separation grooves are gathered in one gas guide port.

Preferably, the air guide port comprises a folding groove, a louver sealing piece, an air exhaust port, a pushing block, a hollow throat pipe and a base plate, the folding groove is connected with the louver sealing piece, the folding groove is in contact fit with the pushing block, the air exhaust port is mechanically sealed by the louver sealing piece, the pushing block is horizontally arranged on the base plate, the base plate is welded with the upper surface of the hollow throat pipe, and the hollow throat pipe is communicated with the guide pipe.

Preferably, the pushing blocks are composed of block bodies, limiting sliding grooves, traction strips and pulling blocks, the block bodies are provided with the limiting sliding grooves, the pulling blocks are movably matched on the limiting sliding grooves, the traction strips are installed between the pulling blocks and connected to the pushing blocks on the same plane through the traction strips, and the six pushing blocks are consistent in structural size and correspond to each exhaust port one by one.

Preferably, the gas guide port is communicated with the layered separation groove and the conduit, so that gas transmission of the gas guide port is realized.

Preferably, the number of the exhaust ports is three, and the exhaust ports are distributed on two sides of the air guide port and communicated with the layered separation grooves.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention is provided with an installation cavity between the inner groove and the outer groove, the installation cavity is internally provided with layered separating grooves, exhaust grooves and air guide ports through an air device, the stable yarn feeding is realized by utilizing the air generated by a plurality of densely distributed bowl-shaped exhaust grooves to lead the yarn passing through the inner groove under the state of not contacting the inner wall of the groove, the yarn is prevented from being damaged due to different degrees of abrasion generated in the yarn guide, the exhaust range of different degrees can be realized by the five layered separating grooves in the exhaust port, and the stable yarn feeding which cannot maintain the non-contact mode for the thicker realization due to the over-small generated air is prevented against the action of the yarns with different thicknesses.

2. The invention is provided with the air vents matched with the layered separation grooves in the air guide ports, the air vents are sealed by the folding grooves and the louver sealing sheets, and the quantity of the air vents is controlled by realizing quantitative air delivery according to the thickness of yarns.

Drawings

Figure 1 is a schematic structural view of a yarn guide of a textile machine according to the invention.

Fig. 2 is a schematic structural diagram of the yarn guide groove of the invention.

FIG. 3 is an enlarged view of the structure of the gas device of the present invention.

FIG. 4 is a schematic view of the structure of the air guide opening of the present invention.

Fig. 5 is a schematic perspective view of the push block of the present invention.

In the figure: the device comprises a roller 1, a bracket 2, a partition plate 3, a yarn guide groove 4, an air pump 41, an air device 42, an outer groove 43, an inner groove 44, an exhaust groove 421, an air guide port 422, a layered separation groove 423, a folding groove 22a, a louver sealing piece 22b, an exhaust port 22c, a push block 22d, a hollow throat pipe 22e, a backing plate 22f, a block body 2d1, a limit sliding groove 2d2, a traction strip 2d3, a pull block 2d4 and a conduit 431.

Detailed Description

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on or indirectly connected to the other element, and when an element is referred to as being "connected to" the other element, it can be directly connected to or indirectly connected to the other element.

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example 1

As shown in fig. 1-5, the invention provides a yarn guide of textile machinery, which comprises a roller 1, two brackets 2, a partition plate 3 and two yarn guide grooves 4, wherein the roller 1 is provided with two yarn guide grooves 4, the two yarn guide grooves are fixed between the two brackets 2 in an up-down arrangement manner, the bottom of the roller 1 at the bottom layer is provided with the partition plate 3, the partition plate 3 is horizontally provided with more than two yarn guide grooves 4, the yarn guide grooves 4 are provided with an air pump 41, an air device 42, an outer groove 43 and an inner groove 44, the air pump 41 is arranged on the outer groove 43, the inner wall edge of the outer groove 43 is provided with a conduit 431, the conduit 431 is connected with the air device 42 and the air pump 41 and is used for connecting the air device 42 and the air pump 41, the inner groove 44 and the outer groove 43 are both in a circular structure, the inner groove 44 is used for guiding yarns, the air device 42 is provided with more than two yarn guide grooves, and is densely distributed in a mounting cavity between the outer groove 43 and the inner groove 44, the gas device 42 comprises an exhaust groove 421, gas guide ports 422 and layered partition grooves 423, the exhaust groove 421 is a bowl-shaped structure, five layered partition grooves 423 are arranged in the exhaust groove, the layered partition grooves 423 are collected in one gas guide port 422, the gas guide ports 422 comprise folding grooves 22a, louver sealing pieces 22b, an exhaust port 22c, a push block 22d, a hollow throat pipe 22e and a backing plate 22f, the folding grooves 22a are connected with the louver sealing pieces 22b, the folding grooves 22a are in contact fit with the push block 22d, the exhaust port 22c is mechanically sealed by the louver sealing pieces 22b, the push block 22d is horizontally arranged on the backing plate 22f, the backing plate 22f is welded with the upper surface of the hollow throat pipe 22e, the hollow throat pipe 22e is communicated with a conduit 431, the push block 22d comprises a block body 2d1, a limiting sliding groove 2d2, a traction strip 2d3 and a pull block body 2d4, and the block body 2d1 is provided with a limiting sliding groove 2d2, spacing spout 2d2 goes up the clearance fit and has drawn piece 2d4, draw and install between piece 2d4 and pull strip 2d3, connect in the ejector pad 22d that is located the coplanar through pulling strip 2d3, ejector pad 22d is equipped with six, and its structure size is unanimous to one-to-one is corresponding to each gas vent 22c, gas guide port 422 communicates in layering partition groove 423 and pipe 431, realizes gas transmission of gas guide port 422, gas vent 22c is equipped with threely, and distributes and communicate with each other with layering partition groove 423 in the both sides of gas guide port 422.

The following describes in detail the implementation of a yarn guide of a textile machine according to the invention:

in the process of realizing yarn guiding of the yarn guiding device, the yarn of the yarn guiding device penetrates into the inner groove 44, at the moment, the air pump 41 is opened, air is conveyed to the air device 42 from the guide pipe 431, firstly, the air flows into the hollow throat 22e, when the yarn is guided by the inner groove 44, a certain amount of air is input by the air pump 41, along with the continuous input of the air, the hollow throat 22e is vertically opened and upwards jacks the backing plate 22f, the backing plate 22f is opened by the exhaust port 22 of the bottom layer in the moving process, in the opening process, the backing plate 22f drives the push block 22d to upwards push and continuously press the folding groove 22a, the sealed air guide port 22c is opened through the louver sealing piece 22b connected with the folding groove 22a, so that the effective exhaust of the air of the inner groove is realized, an installation cavity is arranged between the inner groove 44 and the outer groove 43, a plurality of exhaust grooves 421 with the same structure size are densely distributed on the circumference of the middle layer of the installation cavity, and by utilizing the distributed exhaust grooves 421, the inner wall of the inner groove 44 is provided with gas generation, and under the action of the gas flow, the gas generation is separated from the contact with the inner groove 44, thereby realizing effective yarn guide without contact, preventing the abrasion problem of the inner groove 44 caused by long-term contact with yarn guide, and furthermore, because the yarns with different thicknesses are realized, in order to meet the requirement of being suitable for the yarns with different thicknesses, the layered separation groove 423 is arranged in the exhaust groove 421, the layered partition grooves 423 are provided in a one-to-one correspondence with each of the exhaust ports 22c, and when a relatively thick yarn is introduced, by strengthening the air output from the air pump 41, the hollow throat 22e will continue to rise under the action of the stronger air until reaching the two side exhaust ports 22c of the second layer, the bottom exhaust port 22c is combined to act together, so that yarn guiding operation of yarns with different thicknesses is satisfied, and poor effect on roving due to weak air in the inner groove 44 is avoided.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A yarn guide of textile machinery is characterized in that: the structure of the device comprises a roller (1), a bracket (2), a clapboard (3) and a yarn guide groove (4), the two rollers (1) are fixed between the two brackets (2) in an up-and-down arrangement mode, the bottom of the roller (1) positioned at the bottom layer is provided with a partition plate (3), more than two yarn guide grooves (4) are horizontally arranged on the clapboard (3), the yarn guide groove (4) is provided with an air pump (41), an air device (42), an outer groove (43) and an inner groove (44), the air pump (41) is arranged on the outer groove (43), the inner wall edge of the outer groove (43) is provided with a conduit (431), the conduit (431) is connected to the gas device (42) and the gas pump (41), the air pump (41) is communicated with the air device (42), the inner groove (44) and the outer groove (43) are both in circular structures, and the inner groove (44) is used for guiding yarns;

the gas devices (42) are more than two and are densely distributed in the installation cavity between the outer groove (43) and the inner groove (44);

the gas device (42) comprises an exhaust groove (421), gas guide ports (422) and layered partition grooves (423), wherein the exhaust groove (421) is of a bowl-shaped structure, five layered partition grooves (423) are formed in the exhaust groove, and the layered partition grooves (423) are gathered at one gas guide port (422);

the air guide port (422) comprises a folding groove (22a), a louver sealing piece (22b), an air outlet (22c), a pushing block (22d), a hollow throat pipe (22e) and a base plate (22f), the folding groove (22a) is connected with the louver sealing piece (22b), the folding groove (22a) is in contact fit with the pushing block (22d), the air outlet (22c) is mechanically sealed by the louver sealing piece (22b), the pushing block (22d) is horizontally arranged on the base plate (22f), the base plate (22f) is welded with the upper surface of the hollow throat pipe (22e), and the hollow throat pipe (22e) is communicated with the guide pipe (431);

the push block (22d) is composed of block bodies (2d1), limiting sliding grooves (2d2), traction strips (2d3) and pull blocks (2d4), the block bodies (2d1) are provided with the limiting sliding grooves (2d2), the limiting sliding grooves (2d2) are movably matched with the pull blocks (2d4), the traction strips (2d3) are installed between the pull blocks (2d4), the pull blocks (2d3) are connected with the push blocks (22d) located on the same plane, the number of the push blocks (22d) is six, the structure size of the push blocks is consistent, and the push blocks (22d) correspond to each exhaust port (22c) one by one;

the gas guide port (422) is communicated with the layered separation groove (423) and the conduit (431) to realize the gas transmission of the gas guide port (422);

the three exhaust ports (22c) are distributed on two sides of the air guide port (422) and communicated with the layered separation groove (423).