KR102213796B1 - yarn guide for circular knitting machine - Google Patents

Abstract

The present invention relates to a yarn guide for a circular knitting machine, wherein a coupling member is provided to be installed in a striper body so as to smoothly feed the circular knitting machine, and at least one coupling hole is passed through the surface of the coupling member, and a supply member is provided to the lower side of the coupling member. Is extended to form a guide hole and a guide groove, and consists of a guide member extending in a horizontal direction while obliquely extending from the supply member, and at the same time, it guides the supplied yarn and prevents twisting of the unsupplied yarns, thereby reducing the defect rate. .

Description

Yarn guide for circular knitting machine

The present invention relates to a yarn guide for a circular knitting machine, and more particularly, to a yarn guide for a circular knitting machine to make the yarn smooth.

In general, a knitted fabric knitted by a knitting machine is a knitting performed by woven yarns in a round shape, and a row of threads is continuously connected one by one.

Various patterns or patterns can be formed according to the knitting method, and circular knitting machines are common as one of the knitting machines for automatically weaving knitted goods as knitting technology develops.

In the case of a circular knitting machine, in order to supply colored yarn to the knitting needle, a plurality of needle grooves are formed on the outer circumference of the cylinder so that they extend in the axial direction, and the knitting needles are accommodated to slide freely in the vertical direction to each needle groove, and the knitting needles are controlled to face the cylinder. Or, assemble the operating cam to the cam holder.

And, the sinker operating with the knitting needle during knitting is controlled by being in contact with the sinker dial assembled in the horizontal direction, and a thread cutting device combined with a plurality of yarn guides guiding the color yarn to the knitting needle is assembled inside the cylinder. It is possible to squeeze a knitted fabric of various shapes, and it is possible to change the knitting pattern accordingly.

The materials used to weave these knitted fabrics are mainly natural fibers such as silk yarn and synthetic fiber yarns treated with chemical processing such as nylon yarn, and these yarns are very flexible and have strength, so various knitting methods are applied when knitting fabrics. I can.

Here, the yarn cutting device (Striper) for supplying colored yarn in the circular knitting machine is composed of a selection drum and a plurality of colored yarn supplying fingers, and a plurality of pin insertion holes are formed on the outer circumferential surface of the selection drum. When a pin is inserted, it functions to select or switch the color yarn supply finger that supplies a specific color yarn.

As shown in Korean Patent Registration No. 10-1838893, the prior art for performing the above functions is a striper body, a plurality of sets of push pins and a release pin set, and the push pins between cover plates provided spaced apart from both sides of the body. And a rotation lever provided to rotate left and right about the rotation axis in engagement with a set of and release pins, a finger push lever that rotates downward about the rotation axis in conjunction with the operation of the rotation lever, and are arranged to rotate downward and forward and backward. A finger that supplies colored yarn, a spring member that provides an upward elastic force in the original position when the finger is rotated downward, and a cutting that is rotatably installed to cut the colored yarn supplied by the finger by interlocking with the finger forward and backward. In the striper for a circular knitting machine equipped with a blade,

The other end of the finger is formed to be spaced apart from two branches, and a guide pin is provided therebetween so that the finger reciprocates linearly,

The cutting blade has an arc-shaped slot curved downward, and a guide pin installed between side covers to penetrate the support plate member is disposed through the slot to protrude from the lower middle of the finger when the finger is moved. It is configured to cut the colored yarn when the cutting blade rotates clockwise and returns to its original position.

However, the conventional technical configuration has the following problems.

There is a problem in that twisting occurs because there is no device for guiding the yarn supplied through the fingers in a plurality of positions.

Korean Patent Registration No. 10-1838893. (March 9, 2018)

An object of the present invention has been conceived to solve the conventional problems as described above, and it is to make the feeding of the circular knitting machine smooth.

In order to solve such a problem, the present invention provides a feeder for supplying a plurality of yarns, a plurality of needles for knitting a knitted fabric with yarn by moving so that the yarn supplied from the feeder can be caught on a hook, and guiding the needles. In the yarn guide for a circular knitting machine installed on a plurality of needle cams and a striper body for guiding yarn to the needle, a coupling member is provided to be installed on the striper body, and at least one coupling hole penetrates the surface of the coupling member, and the coupling member The supply member is extended to the lower side of the guide hole and the guide groove is formed, and the basic feature of the technical configuration is made of a guide member extending in a horizontal direction while obliquely extending from the supply member.

According to the present invention, the supply member is characterized in that the shape protrudes obliquely below the left side of the guide member and the coupling member.

"형상인 것을 특징으로 한다.According to the present invention, the yarn guide is "

"It features a shape.

As described above, the yarn guide for a circular knitting machine according to an embodiment of the present invention is provided with a coupling member to be installed on the striper body so as to smoothly feed the circular knitting machine, and one or more coupling holes penetrate the surface of the coupling member. The supply member is extended to the lower side of the coupling member to form a guide hole and a guide groove, and consists of a guide member extending in a horizontal direction while obliquely extending from the supply member, guiding the supplied yarn and preventing twisting of the unsupplied yarns. There is an effect of lowering the defective rate.

1 is a front view showing the present inventors for a circular knitting machine.
Figure 2 is a side view showing a stripe for a circular knitting machine according to the present invention.
3 is a front view showing a stripe for a circular knitting machine according to the present invention.
4 is a front view showing a yarn guide for a circular knitting machine according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. First of all, it should be noted that in the drawings, the same components or parts denote the same reference numerals as possible. In describing the present invention, detailed descriptions of related known functions or configurations are omitted so as not to obscure the subject matter of the present invention.

1 is a front view showing an inventor for circular knitting machine, FIG. 2 is a side view showing a stripe for a circular knitting machine according to the present invention, FIG. 3 is a front view showing a stripe for a circular knitting machine according to the present invention, and FIG. 4 is a front view showing a yarn guide for a circular knitting machine according to the present invention .

First, as shown in FIG. 1, looking at the configuration of the circular knitting machine 2 according to the present invention, the yarn feeding part 6 for supplying a plurality of yarns, and the yarn supplied from the feeding part 6 are moved so that they can be caught on the hook, and knitted into yarn A plurality of needles 3-1 for knitting, a plurality of needle cams 3-2 for guiding the needle 3-1, and a striper body 1 that guides the yarn to the needle 3-1, and is installed in the inner center of the knitted fabric It consists of a winding device 7 to be completed.

Existing circular knitting machines are limited by the limited feeder, and thus the width of stripes that can be implemented in a general circular knitting machine is limited.If two or more yarns with different colors are supplied for each feeder, it is possible to obtain a striped circular knitted fabric of various patterns. However, there is a limit as 1 repeat unit is short.

Thus, in the circular knitting machine 2 of the present invention, the jacquard part 4 is installed under the knitting part. Through this, various widths and colors are realized through a line needle and an actuating system that arranges multiple colored yarns in a single feeder and supplies yarns to be fed according to the intended pattern, so that the repetition unit is large. It was made possible to manufacture a striped circular knitted fabric.

The jacquard part 4 is detachable and can employ a computer jacquard module, so it can be used for a variety of purposes such as general plain fabric, tissue, stripe, computer jacquard, computer jacquard stripe, etc., thereby securing various types of production flexibility. There will be.

In particular, due to the addition of the jacquard part 4, the length of the needle 3-1 becomes longer and the shape of the needle cam 3-2 is also changed.

On the other hand, as shown in Figure 2, the striper body 1 installed on the knitting unit 3 is a plurality of between the cover plates 2 on both sides spaced apart, in the embodiment shown in the figure, a set of four sets of push pins and release pins ( 12-1,13-1)(12-2,13-2)(12-3,13-3)(12-4,13-4) and the push pin and release pin set are engaged with the rotation axis 17 as the center. A rotation lever 16 disposed on the support disc 15 provided to rotate left and right, and a finger configured to rotate downward around the rotation axis 33 on the pressing protrusion 18 formed by protruding downward from the center of the rotation lever in connection with the operation of the rotation lever 16 Push lever 30, finger 20 that is arranged to be able to rotate downward and forward/reverse to supply color yarn, spring member 60 that provides elastic force in the upward direction which is positioned when the finger 20 is rotated downward, and forward of the finger 20 It includes a cutting blade 50 that is rotatably installed to cut the colored yarn supplied by the fingers by interlocking when reversing.

At this time, as shown in Figs. 2 and 3, a yarn guide 100 is installed in front of the striper main body 1. The yarn guide 100 is provided with a coupling member 110 to be installed on the striper body 1. Here, at least one coupling hole 111 is passed through the surface of the coupling member 110. In particular, the coupling hole 111 has a first coupling hole 113 in the form of a long hole and a second coupling hole 115 spaced downward from the first coupling hole 113 penetrates.

Further, the supply member 120 is extended to the lower side of the coupling member 110. In addition, a guide hole 133 is formed on the surface of the supply member 120 such that a guide hole 131 passes through and one side of the guide hole 131 is opened.

In addition, a guide member 130 extending in a horizontal direction while extending obliquely upward from the supply member 120 is provided. At this time, a guide surface 135 connected to the guide groove 133 is formed on the upper surface of the guide member 130.

That is, the yarn is positioned up to the guide hole 131 through the guide groove 133 along the guide surface 135.

In addition, the supply member 120 has a shape protruding obliquely below the left side of the guide member 130 and the coupling member 110.

"형상이다.In particular, the yarn guide 100 is "

"It's shape.

As a result, the yarn guide 100 for a circular knitting machine according to an embodiment of the present invention provides a coupling member 110 to be installed on the striper body 1 so that the circular knitting machine 2 smoothly feeds, and at least one coupling hole 111 on the surface of the coupling member 110 Is penetrated and the supply member 120 is extended to the lower side of the coupling member 110 to form a guide hole 131 and a guide groove 133, and a guide member 130 extending in a horizontal direction while obliquely extending from the supply member 120 guides the supplied yarn. At the same time, the defect rate is lowered by preventing twisting of unsupplied yarns.

The terms about, substantially, etc. of the degree used in the present specification are used at or close to the numerical value when manufacturing and material tolerances specific to the stated meaning are presented, and are accurate to aid understanding of the present invention. Absolute numbers are used to prevent unfair use of the stated disclosure by unscrupulous infringers.

The present invention described above is not limited by the above-described embodiments and the accompanying drawings, and various substitutions, modifications, and changes are possible within the scope of the technical spirit of the present invention. It will be obvious to those who have the knowledge of.

* Explanation of symbols for major parts of the drawing *
1: stripe body 2: circular knitting machine
3: knitting unit 4: jacquard unit
5,6: feed part 7: take-up device
100: yarn guide 110: coupling member
111: coupling hole 113: first coupling hole
115: second coupling hole 120: supply member
130: guide member 131: guide ball
133: Guide groove

Claims (3)

A yarn feeding unit for supplying a plurality of yarns, a plurality of needles for knitting a knitted fabric with yarn by moving so that the yarn supplied from the yarn feeding unit can be caught on a hook, a plurality of needle cams for guiding the needles, and yarn to the needle In the yarn guide for a circular knitting machine installed in the striper body guiding the,
A coupling member is provided so as to be installed on the striper body, and at least one coupling hole is passed through the surface of the coupling member, and the supply member extends to the lower side of the coupling member to form a guide hole and a guide groove. It consists of a guide member extended to,
The supply member has a shape protruding obliquely below the left side of the guide member and the coupling member,
The yarn guide is "

"Yarn guide for circular knitting machine, characterized in that it has a shape. delete delete

Images