KR20110111561A - Tension setting device for stitching cord yarn - Google Patents

Tension setting device for stitching cord yarn Download PDF

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Publication number
KR20110111561A
KR20110111561A KR1020100030687A KR20100030687A KR20110111561A KR 20110111561 A KR20110111561 A KR 20110111561A KR 1020100030687 A KR1020100030687 A KR 1020100030687A KR 20100030687 A KR20100030687 A KR 20100030687A KR 20110111561 A KR20110111561 A KR 20110111561A
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KR
South Korea
Prior art keywords
tension
cord yarn
cord
thread take
yarn
Prior art date
Application number
KR1020100030687A
Other languages
Korean (ko)
Inventor
이범혁
Original Assignee
썬스타알앤씨(주)
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Publication date
Application filed by 썬스타알앤씨(주) filed Critical 썬스타알앤씨(주)
Priority to KR1020100030687A priority Critical patent/KR20110111561A/en
Publication of KR20110111561A publication Critical patent/KR20110111561A/en

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    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05CEMBROIDERING; TUFTING
    • D05C11/00Devices for guiding, feeding, handling, or treating the threads in embroidering machines; Machine needles; Operating or control mechanisms therefor
    • D05C11/08Thread-tensioning arrangements
    • D05C11/10Guides, e.g. resilient

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

Disclosed is a tension control device of an embroidery machine having a cord yarn function. The tension adjusting device of the present invention is configured to rotate the tension adjusting base plate on which the thread take-up spring is fixed to the cord yarn device support plate to adjust the tension by rotating the hinge part of the thread take-up, so that the cord thread take-up according to various types of cord yarn Anyone can easily adjust the tension of the tension is necessary to respond quickly if you need to adjust the tension.

Description

Tension control device of cord yarn feeder {TENSION SETTING DEVICE FOR STITCHING CORD YARN}

The present invention relates to a cord yarn feeder for embroidery machines, and more particularly, to a tension control device of a cord yarn feeder for embroidery machines that can cope with a change in tension of various cord yarns.

In general, the embroidery machine is to form the desired embroidery pattern by moving the needle using the thread supplied to the surface of the fabric. When the embroidery pattern is to be remarkably three-dimensional, such as the rim, the three-dimensional effect is expressed through the double embroidery using only the yarn due to the characteristic of the needle that can not use a thick thread.

In order to solve the above problems, a cord yarn supplying apparatus capable of supplying cord yarn (or decorative yarn) such as a thick thread has been developed.

The cord yarn supplying device moves the cord yarn from side to side to supply needles to seal the cord yarn to the fabric to make a desired pattern.

This conventional cord yarn supply apparatus for a embroidery machine is shown in FIG.

The cord yarn supplying device 10 for the embroidery machine includes a motive power unit that mounts the motive gear to the rotating shaft of the step motor 16 to provide power to the outside by mounting the step motor 16 ( 17) and the upper and lower guide plates (18, 19) for connecting the cord yarn drawn out from the cord yarn bobbin connected to the embroidery machine to the fabric, and the cord yarn supplied from the upper and lower guide plates (18, 19). Cord yarn supply unit 13 for supplying the cord yarn while receiving the driving force of the motor 16 through the transmission means and rotating the left and right repeatedly, and a support for supporting the rotation of the cord yarn supply unit 13 in the guide portion It consists of 21.

The step motor 16 is to transmit the power for rotating the cord yarn supplying unit 13, and by its characteristic, enables the left and right repetitive rotation by a predetermined angle to allow the cord yarn 11 to be sealed, and to the controller (not shown). It can be rotated at various angles.

Here, the step motor 16 controls the output state of the power by the signal programmed in the embroidery machine, and the encoder is installed on the upper surface of the step motor 16 to be connected to the rotating shaft of the step motor 16 to output a constant pulse. By enabling the counting of the pulses, it has a feedback function that memorizes the coordinate position of the step motor 16 through the stored signal of the rotation amount, the speed and the rotation angle of the step motor 16 and always stays at its own position. do.

And, the lower side of the step motor 16 is provided with a guide bracket 20 which is installed to face the direction in which the needle of the embroidery machine is arranged.

The guide bracket 20 is formed to be bent into a substantially "b" shape and is rotatably mounted to the support part 21 provided at a position corresponding to the needle in a state in which the cord yarn supply part 13 is exposed to the outside. On the bracket 22 having a guide projection is coupled through a predetermined coupling means, it is formed to be provided to the cord yarn supply hole through the lead hole 23 of the guide projection.

Furthermore, on the upper and lower guide plates 18 and 19 provided on the upper and side portions of the motive power unit 17, a plurality of guide holes 11 and guide rollers 12 are installed to draw the cords out of the cord yarn bobbin. Allows stable conveying of the yarn, but is equipped with a tension roller 13 supported on the take-up thread on the lower guide plate 19 to provide a more stable supply of cord yarn while maintaining tension and at the same time varying the fineness of the cord yarn or irregularly shaped cord It is configured to supply smoothly without restrictions to fineness such as sand.

In addition, the cord yarn supply unit 13 forms a driven gear on the outer circumference thereof so that the cord yarn supply unit can receive power by the coupling of the transmission means of the prime mover unit 17 and the needle hole in the vertical direction of the cord yarn supply unit 13. Cord yarn supply holes are formed on the side, respectively, so that the needle can move up and down through the needle hole, and the cord yarn can be provided through the cord yarn supply hole.

In the conventional cord yarn supplying device having the above-described configuration, the cord yarn drawn out from the cord yarn bobbin is supplied to the cord yarn supply unit with a proper tension. This role is performed by the thread take-up supported by the spring on the lower guide plate. It is made through a tension roller coupled to the take-up.

However, since the spring supporting the thread take-up is fixed on the lower guide plate, it always supports the thread take-up with a constant elastic force, so it is difficult to adjust it even if a suitable tension exists according to various types of cord yarns. have.

That is, as the types of cord yarns vary, it should be possible to cope with the changes in tension of various cord yarns by changing the elastic force of the cord thread take-up, but the conventional cord yarn tension adjustment has a problem that adjustment is difficult because it is a fixed method.

Therefore, an object of the present invention for solving this problem is to provide a device capable of adjusting the cord yarn supply tension in the cord yarn embroidery machine.

And, another object of the present invention is to provide a tension control device having a structure that can easily adjust the tension of the embroidery machine for cord yarn supply.

The tension adjusting device for adjusting the tension of the embroidery machine capable of supplying the cord yarn of the present invention for achieving this object is equipped with a lifting and lowering slide unit mounted on one side of the embroidery machine head to guide the cord yarn drawn out from the cord yarn bobbin. Cord yarn fixing device formed with a guide guide, and a cord thread for adjusting the tension by rotating the tension adjustment base plate fixed to the cord thread take-up spring around the hinge portion of the thread take-up and guide the cord yarn to the fabric It comprises a device support plate and characterized in that for adjusting the tension of the spring for supporting the thread take-up by rotating the tension adjusting base plate about the hinge portion of the thread take-up.

The base plate is provided with a screw groove to which the hinge portion of the thread take-up is coupled and a hinge coupling portion to which one end spring of the thread take-up is fixed, and the other end spring is coupled in the middle of the thread take-up, forms a tension adjusting hole and forms the hole It is configured to adjust the tension value of the cord thread take-up by changing the position of the long hole with a stopper screwed to the cord yarn device support plate through.

Therefore, according to the cord yarn tensioning device of the present invention, since the cord yarn tensioning device of the embroidery machine, which has been fixed, is configured to vary the tension of the cord thread take-up according to various types of cord yarns, You can easily respond.

And according to the cord yarn tension control device of the present invention anyone can easily adjust the tension, there is an effect that can quickly respond to the need for tension control.

1 is a perspective view showing an example of a conventional embroidery machine cord thread supply device,
Figure 2 is a schematic perspective view of the tension control device of the present invention,
Figure 3 is an enlarged view showing the tension control base plate of the present invention,
And,
4 and 5 are exemplary views for explaining the operating state of the tension adjusting stopper.

The terms or words used in this specification and claims are not to be construed as limiting in their usual or dictionary meanings, and the inventors may properly define the concept of terms in order to best explain their invention in the best way possible. It should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

Throughout the specification, when a part is said to "include" a certain component, it means that it can further include other components, without excluding other components unless specifically stated otherwise. In addition, the terms “… unit”, “… unit”, “module”, etc. described in the specification mean a unit that processes at least one function or operation, which may be implemented by hardware or software or a combination of hardware and software. have.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

2 is a schematic perspective view of the tension adjusting device of the present invention, as shown, the cord yarn supplying device 100 is provided with a lifting slide unit mounted on one side of the embroidery machine head 150 and provided on the embroidery machine head 150. Guide to guide the cord yarn 190 is provided to the cord yarn fixing device 110 and the fabric formed with a guide guide for guiding the cord yarn 190 drawn from the bobbin 180 provided in the fixing holder (160,170) It comprises a cord yarn device support plate 120 having a roller and a tension roller 142 and the tension control base plate 130 is configured to adjust the tension of the cord yarn 190 supplied to the fabric.

Since the components provided in the cord yarn fixing device 110 and the cord yarn device support plate 120 are a general configuration for supplying cord yarn, a detailed description thereof will be omitted and the tension adjusting component and its operation will be described.

Tension control of the tension roller 142 in the cord yarn device support plate 120 is the hinge portion 143 for fixing one end of the tension base plate 130, the take-up tension spring (145a, 145b) and the spring for the hinge; It is configured to adjust the tension of the cord yarn supplied to the fabric by the tension roller 142.

To this end, the base plate 130 for tension adjustment has a screw groove 132 to which the hinge portion 143 of the thread take-up is formed at the center. Therefore, the hinge portion 143 of the thread take-up is coupled to the cord yarn device support plate 120 through the screw groove 132.

In addition, the tension adjusting long hole 133 is formed in a fan shape by using the hinge coupling hole 131 and the screw groove 132 to which the hinge 143 to which the tension adjusting spring of the thread take-up spring 145a is fixed is coupled. do.

At this time, on the thread take-up machine in which the tension roller 142 is built, a spring fixing part 146 to which the other end 145b of the tension adjustment spring is fixed is formed.

It is configured to adjust the tension value of the cord thread take-up by inserting the long hole 133 by changing the position of the long hole 133 with a stopper 141 screwed to the cord yarn device support plate 120 is fixed.

To this end, the stopper 141 is composed of a screw having a screw head larger than the width of the long hole 133 and is configured to maintain the changed position of the tension adjusting base plate 130 with the stopper 141 in the changed position.

Specifically, referring to an enlarged view of the tension adjusting base plate of the present invention of FIG. 3, the tension adjusting base plate 130 has a stopper based on a screw groove 132 to which the hinge portion 143 of the thread take-up is coupled. By varying the position of the long hole 133 is coupled to the 141, the end of the tension spring fixed to the hinge portion 143 (145a) of the tension spring is changed in relation to the screw groove 132, so the tension roller eventually The tension of the spring applied to 142 is changed and the tension is changed.

In addition, since the tension adjusting base plate 130 is fixed to the cord thread device support plate 120 with the screw groove 132 as the axis, the slot hole 133 is rotated around the screw groove 132 by changing the position of the long hole 133. It is configured to rotate by changing the position of the long hole 133 to the left and right relative to the stopper 141 inserted in the) and is configured to transmit a fixed tension by tightening the stopper 141 in the changed position.

133a and 133b are reference numerals for explaining the position of the stopper 141 for fixing the long hole 133. In the drawing, 133a indicates the position of the upper end of the long hole 133 and 133b indicates the position of the lower end of the long hole 133.

This configuration can be seen more clearly with reference to the exemplary drawings for explaining the operating state of the tension adjusting stopper of FIGS.

First, referring to FIG. 4, the stopper 141 is positioned at the lower end 133b of the long hole 133 as shown in FIG. 5 in a state where the stopper 141 is fixed with the stopper 141 at the upper end 133a of the long hole 133 of the base plate 130. When the stopper 141 is fixed at the hinge 143, the angle of the hinge 143 is changed and the tension spring 145a is changed so that the tension of the tension roller 142 of the thread take-up is changed. It will change.

As described above, according to the tension adjusting device of the present invention, the tension of the cord thread thread take-up according to various types of cord yarn can be easily adjusted by only tightening the stopper, so that the tension can be quickly responded if necessary.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art.

100: cord yarn supply device 110: cord yarn fixing device
120: cord yarn device 130: tension control base plate
131: hinge coupling portion 132: screw groove
133: stopper fastening hole 141: stopper
142: tension roller 143: hinge
144: thread take-up hinge 145a, 145b: hinge spring
146: spring fixing part 150: embroidery machine head
160,170: holder for fixing 180: bobbin
190: cord yarn

Claims (2)

In the tension control device for adjusting the tension of the embroidery machine capable of supplying cord yarn,
A cord thread fixing device having a guide guide for guiding cord yarn drawn from a cord yarn bobbin, mounted on a lifting slide unit mounted on one side of the embroidery machine head; And
And a cord yarn device support plate configured to adjust tension by rotating a tension adjustment base plate having a cord yarn thread take-up spring fixed around the hinge portion of the thread take-up, and to guide the cord yarn to the fabric.
Tension control device of the cord thread supply embroidery machine characterized in that for adjusting the tension by rotating the tension control base plate around the hinge portion of the thread take-up.
The method of claim 1, wherein the base plate,
A screw groove to which the hinge portion of the thread take-up unit is coupled;
A hinge coupling part to which one end spring of the thread take-up is fixed;
Tension control device of the cord thread supply embroidery machine characterized in that the tension adjustment hole is formed is inserted into the stopper screwed to the cord yarn device support plate.

KR1020100030687A 2010-04-05 2010-04-05 Tension setting device for stitching cord yarn KR20110111561A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020100030687A KR20110111561A (en) 2010-04-05 2010-04-05 Tension setting device for stitching cord yarn

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020100030687A KR20110111561A (en) 2010-04-05 2010-04-05 Tension setting device for stitching cord yarn

Publications (1)

Publication Number Publication Date
KR20110111561A true KR20110111561A (en) 2011-10-12

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KR1020100030687A KR20110111561A (en) 2010-04-05 2010-04-05 Tension setting device for stitching cord yarn

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013070038A1 (en) * 2011-11-11 2013-05-16 썬스타알앤씨 주식회사 Tension adjustment apparatus, embroidery machine head including same, and tension control apparatus of embroidery machine adapted therefor
KR101365479B1 (en) * 2011-11-11 2014-02-24 썬스타알앤씨(주) Thread tension adjusting device, head of embroidering machine using the same and apparatus for controlling thread tension of embroidering machine therefor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013070038A1 (en) * 2011-11-11 2013-05-16 썬스타알앤씨 주식회사 Tension adjustment apparatus, embroidery machine head including same, and tension control apparatus of embroidery machine adapted therefor
KR101365479B1 (en) * 2011-11-11 2014-02-24 썬스타알앤씨(주) Thread tension adjusting device, head of embroidering machine using the same and apparatus for controlling thread tension of embroidering machine therefor

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