JPH09760A - Method and device for sewing and attaching spangle or the like - Google Patents

Abstract

PURPOSE: To easily and surely sew and attach many spangles to cloth by a sewing machine by locking the cloth and the spangles to prescribed locking members and intermittently sending a movable table so as to position the locking member to the sewing and attaching position of a sewing needle. CONSTITUTION: At the time of sewing and attaching the spangles S, the cloth F of a part to be sewn and attached is passed through the respective locking members 13 erected on the movable table 11 with a prescribed pitch P and locked first. Then, the spangles S are passed through the respective locking members 13 and locked. That is, the respective spangles S are arranged at prescribed positions on the cloth F with the prescribed pitch P. Then, the movable table 11 is positioned so as to position the locking member 13 one further in front of the locking member 13 for locking the spangle S at the frontest part in the sending direction of the movable table 11 at the sewing and attaching position of the sewing machine. Thereafter, the movable table 11 is intermittently sent linked with the vertical movement of the sewing needle 5 and the spangles S are sewn and attached to the cloth F along seams.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sewing method and a sewing apparatus for arranging a large number of small pieces, such as spangles, used for decoration of clothes and sewing the cloth with a sewing machine.

[0002]

2. Description of the Related Art Conventionally, annular small pieces called sequins have been used mainly for decoration of knitted fabrics such as sweaters and cardigans, but the work of fixing the sequins to the fabric must be performed exclusively by hand sewing. It was very time-consuming.

[0003]

SUMMARY OF THE INVENTION In view of the above-mentioned problems of the prior art, the present invention is capable of arranging a large number of small pieces such as spangles and sewing the cloth with a sewing machine. It is an object of the present invention to obtain a sewing method and device capable of improving work efficiency.

[0004]

The cloth, sequins, and the like are provided on a locking member which is provided upright at a predetermined pitch on a side edge of a movable table provided on an imaginary plane intersecting the vertical movement locus of the sewing machine needle. The sewing machine is operated from that state, and the predetermined pitch is interlocked with the vertical movement of the sewing needle so that the locking member is sequentially located at the sewing position of the sewing needle. To move the movable table intermittently. And as an apparatus for implementing the above method,
A dovetail-shaped locking member having a needle-like shape capable of locking the cloth and the sequins in the inserted state and having a guide groove formed at the center thereof, through which a sewing needle can pass, is erected at a predetermined pitch interval, In addition, a movable table intermittently fed at the above-mentioned predetermined pitch is attached to the sewing machine main body in conjunction with the vertical movement of the sewing needle so that the locking member is sequentially positioned at the sewing position by the sewing needle.

[0005]

The cloth for fixing the sequins is inserted into the locking member provided on the movable table and locked, and then the sequins are locked by being inserted through the locking members. Are arranged at predetermined positions of the cloth at predetermined pitch intervals. Then, when the sewing machine is operated from this state, the movable table is intermittently fed at a predetermined pitch in conjunction with the vertical movement of the sewing machine needle, and the sequins are sewn to the cloth along the seams formed by the sewing machine.

[0006] At the time of the sewing, the sewing machine needle moves up and down in the guide groove of the engaging member which is engaged with the sequin and is prevented from being damaged by contacting the sequin with the sewing machine needle. You.

[0007]

Embodiments will be described with reference to the drawings.

1 and 2 show an example of a sewing device embodying the present invention. In the figure, the sewing device 1
Is provided by attaching a movable table 11 erected at a predetermined pitch P to the sewing machine 2 with a locking member 13 capable of locking the fabric F and the sequins S along the side edge portion 12 in an inserted state. is there.

The movable table 11 is slidably supported on the upper surface 41 of the support member 4 with the side edge 12 adjacent to the fixed table 3 of the sewing machine 2 forming the same virtual plane as the movable table 11. And the track 42 formed on the support member 4
, The sliding direction is regulated in a direction parallel to the side edge portion 12. The sliding member 14 is fixed to the lower surface of the flat movable table 11, and a rack 15 is formed on the lower surface of the movable member 11 over substantially the entire length of the movable table 11 in the longitudinal direction. It meshes with a pinion 16 fixed to a shaft 17.

The rotating shaft 17 is a driving shaft (not shown) for vertically moving the sewing machine needle 5 and rotating a looper (not shown).
Are mechanically connected via a known intermittent mechanism such as a crank mechanism and a ratchet mechanism. The rotation of the driving shaft causes the rotation shaft 17 to intermittently rotate at a predetermined pitch determined from the above-described pitch P in conjunction with the vertical movement of the sewing machine needle 5 and the rotation of the looper. , 16), the movable table 11 is intermittently fed at a predetermined pitch P.

The locking member 13 is a portion of the fixed portion 18 fixed to the movable table 11 that slightly protrudes from the movable table side edge 12 to the fixed table 3 side, that is, the movable table 1.
Slit 6 formed between 1 and fixed table 3
The fixed table 3 side, which is an open side, is formed in a semi-cylindrical shape obtained by cutting a half of the fixed table 3 side of an elongated cylindrical body which is erected on the upper side and can be inserted into the circular hole H of the sequins S, and has a sewing machine at its center. A guide groove 19 through which the needle 5 can pass is formed. The upper end of the locking member 13 is cut further obliquely from the fixed table 3 side to the movable table 11 side to form a tapered needle shape, and the upper end portion 13 a is movable with respect to the center of the locking member 13. It is located on the table 11 side. Both side edges from the upper end portion 13a to the portion connected to the fixed portion 18 at the lower end, that is, the guide edges 13b are formed smoothly so as not to damage the fabric F or the yarn Y.

Next, a sequin sewing operation will be described based on the above embodiment.

First, fabrics F, such as sweaters and cardigans, to be sewn with sequins are fixed on movable table 11 at predetermined pitches P by respective locking members 13.
Then, the sequins S are locked by being inserted through the respective locking members 13. Thereby, each sequin S is positioned at a predetermined position on the fabric F at a predetermined pitch P
They will be arranged at intervals.

[0014] Of the spangles S, the locking member 13 that is one more forward than the locking member 13 that locks the foremost sequin S in the feed direction of the movable table 11 is located at the sewing position of the sewing machine 2. When the movable table 11 is positioned with the sewing machine needle 5 raised so as to be positioned, and the sewing machine 2 is operated from this state, the movable table 11 moves up and down and moves intermittently at a predetermined pitch P, FIG.
The sequins S are sewn on the fabric F along the seams formed by the sewing machine 2 as shown in FIG.

FIG. 3 shows a sewing process of the sequins S by a single chain stitch using a chain stitch sewing machine.
When the sewing machine needle 5 is lifted, the movable table 11 is fed by the pitch P, and then the sewing machine needle 5 descends in the guide groove 19 of the next locking member 13 located at the sewing position.
3, the hole H of the spangle S locked in a state of being inserted.
Inside, the sewing machine needle 5 and the needle thread Y are introduced into the own thread loop YR formed by a looper (not shown) below the fabric F along with the needle thread Y. Subsequently, with the rotation of the looper, the thread of the own thread loop YR comes off from the looper and is wrapped around the sewing machine needle 5, and then the looper engages the needle thread Y of the sewing needle 5 passed through the self thread loop YR. Stop to form the next own thread loop (YR). Then, the sewing needle 5 having the needle thread Y wrapped around the looper rises and is pulled out of the fabric F, and the needle thread Y is also pulled upward through the circular hole H of the sequin S. By repeating this process, the sequins S are sequentially sewn to the fabric F. The work is completed when the fabric F on which the sequins S have been sewn is removed from the locking member 13.

In the sewing process described above, the sequins S are externally fitted to a semi-cylindrical locking member 13 as shown in FIG.
In addition, since the sewing machine needle 5 moves up and down in the guide groove 19 formed inside the locking member 13, the sequins S do not come into contact with the sewing machine needle 5 to be damaged. The needle thread Y that is inserted into the needle hole of the sewing machine needle 5 and pierces the circular hole H of the sequin S and the cloth F together with the sewing machine needle 5 is a sewing line L.
Is guided on the fabric F without being caught by the locking member 13 by the guide edge 13b extending from the upper end portion 13a of the locking member located on the movable table 11 side to the base end side. The needle thread Y is prevented from catching on the locking member 13 when is intermittently fed.

In the above-described embodiment, the case where the fabric F is locked on the locking member 13 and then the sequins S are locked thereon has been described, but first the sequins S are locked on the locking member 13. Then, of course, the fabric F may be locked thereon. Further, the sequins S may not be continuously arranged, but may be arranged every other one, or one every three may be removed.

In the above embodiment, the locking member 13 has a semi-cylindrical gutter shape.
It may be a square tube-shaped gutter, or may be formed of a wire along the guide edge 13b. Further, in the above embodiment, it is assumed that the fabric F is a knitted fabric having elasticity.
The case where the sequin S is sewn to the material F by the single chain stitch with the single needle thread Y using the chain stitch sewing machine is shown in the above. However, within the scope of the present invention, the double chain stitch or the regular stitch is used. It is also possible to sew the sequins S onto the fabric F.

Further, in the above embodiment, the case where the movable table 11 is intermittently fed through the intermittently rotating pinion 16 and the rack 15 has been described, but the movable table 11 may be directly intermittently fed by the ratchet mechanism. good.

[0020]

The sewing method for sequins and the like according to the present invention is as follows.
As described above, the cloth and the sequins are engaged in a state where the cloth and the sequins are inserted into the locking members erected at predetermined pitch intervals on the side edges of the movable table provided on the virtual surface intersecting the vertical movement locus of the sewing needle. The sewing machine is operated from that state, and the movable table is intermittently moved at the predetermined pitch in conjunction with the vertical movement of the sewing needle so that the locking member is sequentially positioned at the sewing position of the sewing needle. Since it is fed, a large number of spangles can be sewn to the cloth in a predetermined arrangement by the sewing machine, and the sewing operation is easy and reliable, and the work efficiency can be greatly improved.

Further, as an apparatus for carrying out the above method, a needle-like shape capable of locking the cloth and the sequins in an inserted state, and a gutter-like shape having a guide groove at the center thereof through which a sewing machine needle can pass is formed. The locking members are erected at a predetermined pitch interval, and the intermittent feed is performed at the predetermined pitch in conjunction with the vertical movement of the sewing needle so that the locking members are sequentially positioned at the sewing positions by the sewing needle. The movable table attached to the sewing machine body is attached to the sewing machine. It is prevented from being damaged by contact with the needle,
In addition, the needle thread is not hooked on the locking member, and sequins can be reliably sewn with appropriate stitches.

[Brief description of drawings]

FIG. 1 is a perspective view showing a sequin sewing apparatus according to an embodiment of the present invention.

FIG. 2 is a front sectional view showing a main part of the sequin sewing apparatus according to the embodiment of the present invention.

FIG. 3A is a perspective view of a main part showing a sewing process of sequins by a sewing device according to an embodiment of the present invention, and FIG. 3B is a longitudinal sectional view of a fabric sewn with sequins.

FIG. 4 is a plan sectional view showing a positional relationship between a locking member, sequins, and a sewing needle.

[Explanation of symbols]

 Reference Signs List 1 sewing machine 2 sewing machine 3 fixed table 5 sewing needle 11 movable table 12 side edge 13 locking member 14 sliding member 15 rack 16 pinion 17 rotating shaft 19 guide groove P pitch F fabric S sequin Y needle thread

Claims (2)

[Claims] 1. A cloth and sequins are inserted into a locking member provided at a predetermined pitch on a side edge of a movable table provided on an imaginary plane intersecting a vertical movement locus of a sewing needle. The sewing machine is operated from that state, and the movable table is moved at the predetermined pitch in conjunction with the vertical movement of the sewing needle so that the locking member is sequentially located at the sewing position of the sewing needle. A method of sewing sequins or the like, characterized by intermittent feeding. 2. An apparatus for carrying out the method according to claim 1, wherein said guide has a needle-like shape capable of locking the cloth and the sequins in an inserted state, and a guide groove through which a sewing needle can pass at a central portion thereof. The formed gutter-shaped locking members are erected at predetermined pitch intervals, and interlocked with the vertical movement of the sewing machine needle so that the locking members are sequentially positioned at sewing positions by the sewing machine needle. A sewing apparatus, such as spangles, wherein the movable table intermittently fed at a predetermined pitch is attached to a sewing machine main body.