JPH0574476U - Zipper sewing device for clothes - Google Patents

Abstract

(57) [Abstract] [Purpose] The present invention is directed to a fastener sewing device for clothes, which prevents curved stitches by sewing the fastener 5 to the waist trunk of pants, slacks, etc. For the purpose of provision. [Structure] A holding member 14a for holding a slide metal fitting 6 of a fastener, a positioning member 12 for positioning one end edge 5b of the fastener, a pressing means 8 for pressing the cloths 1, 2, 3 and a driving means 9 thereof are mounted. It is composed of a base 7 placed and an auxiliary table 15 fixed to an XY table 13. Then, the base is moved to the retracted position to set the position of the sewn item, and at the time of sewing, the base is moved to the sewn position to press the sewn item and apply X to the end of the sewn item while applying tension. -Move the Y table in the stitch direction and perform the specified sewing.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a fastener sewing device for a garment that sew fasteners such as pants and slacks to a waist trunk.

[0002]

[Prior Art]

 It is said that it is difficult to align the cloth and the fastener when sewing the fastener, and it is said that only a skilled worker can proceed smoothly. In particular, a case where a fastener is sewn from the torso to the waist of the Zvon will be described with reference to FIG. 1 is a left front cloth which has a core cloth 4 and is double-folded, 2 is a right front cloth, 3 is a back cloth which has a core cloth 4 and is double-folded, 5 is a fastener, 5a is a side cloth of the fastener, Reference numeral 6 is a slide fitting of the fastener 5, and 6a is a hole of the slide fitting 6.

First, the right front cloth 2, the side cloth 5a of the fastener 5, and the back cloth 3 are put together and the seam Ia is sewn. Next, the left outer cloth 1 having the core cloth 4 on the right outer cloth 2 and the fastener 5 and having been double-folded is applied, and the fastener 5 and each cloth are manually guided so as not to be displaced, and the seam Ib I was sewing.

[0004]

[Problems of conventional technology]

 However, in the case of sewing as described above, if each cloth and the fastener are manually sewn together, the sewing will occur and the quality of the sewn product will deteriorate, and especially when the curved seam Ib is sewn, the sewing will occur. There was a problem that the quality of sewn products could not be maintained. The present invention has been made in view of the above problems, in which a slide member of a fastener is held by a holding member, and a position edge of the fastener is positioned by an alignment member along the opening and closing direction of the fastener to move each cloth upward. It is an object of the present invention to provide a fastener sewing device for a garment, which enables the curved seam by performing the sewing after pressing downward from, and maintains an excellent quality of the sewn product.

[0005]

[Means for solving the problem]

 A fastener sewing device for clothing according to the present invention is a fastener sewing device that zips a front cloth and a back cloth at a seam portion of a fastener by interposing a fastener on the edges of the front cloth and the back cloth. In the device, a holding member for holding the slide metal fittings of the fastener, a positioning member for positioning one edge of the fastener along the opening / closing direction of the fastener, and a plurality of pressing members for pressing the front cloth and the back cloth downward from above. Means, a driving means for driving the pressing means, a base for arranging the pressing means and the driving means on a U-shaped position side and forming a slide portion extending to the other side in the sewing direction, and the base. A guide member extending in the anti-sewing direction to one side so as to movably support the base in the retracted position in the sewing direction and the sewing position in the anti-sewing direction is extended to the other side in the sewing direction. Complement with sliding parts to be ejected A fastener sewing device for clothes, comprising a table and an XY table which fixes the auxiliary table and moves so as to form a predetermined seam at a seam allowance portion of each of the cloth and the fastener. is there.

[0006]

[Action]

 In this invention, a holding member 14a for holding the slide fitting 6 of the fastener 5, a positioning member 12 for positioning the position end 5b of the fastener, a pressing means 8 for pressing each cloth, and a driving means 9 for the same are placed. The base 7 is mounted on the auxiliary table 15 fixed to the XY table 13. Then, the pressing means 8 and the driving means 9 mounted on the base 7 are moved to the retracted position to set the position of the sewing object. Next, the base 7 is moved to the sewing position to press each cloth, and the XY table is moved in the stitch direction while applying tension to the end portion of the material to be sewn. Since a predetermined seam is formed on the, uniform sewing quality can be obtained.

[0007]

[Example of device]

 An embodiment of the present invention will be described below with reference to FIGS. In the figure, 7 is a U-shaped base on which a driving means 9 for driving a plurality of (three in the figure) pressing means 8 is mounted on one side, and the other end is integrally formed with the base 7 in the sewing direction. It has a pair of extending arms 7a. A U-shaped slide member 10 is fixed to the surfaces of the pair of arms 7a, and the U-shaped slide member 10a having a predetermined length in the sewing direction of the slide member 10 is provided.

The pressing means 8 and the driving means 9 are configured as follows. That is, in FIG. 1 and FIG. 2, 8a is a block having a cylindrical protruding portion 8b, and a fixed shaft 8c fixed integrally or separately is provided on the protruding portion 8b so as to extend in the anti-sewing direction. There is. Reference numeral 8d is a rotary shaft which is loosely fitted to the fixed shaft 8c, and a partition plate 8e which stands upright on the circumference of the rotary shaft 8d is integrally provided. 8f is a presser foot, which is fixed to the surface of the partition plate 8e (see FIG. 2) by screws. A bearing 8g is integrally formed on the back surface of the partition plate 8e, and a shaft 8h is fixed to the bearing 8g in parallel with the fixed shaft 8c.

On the other hand, a mounting plate 8i having an L-shaped erected portion is fixed to the block 8a with a screw, and the erected portion 8i1 is arranged in parallel with the fixed shaft 8c and is not provided on the surface thereof. The air cylinder 9a as the driving means 9 is fixed with a hexagon nut. Incidentally, 9b is a cylinder rod, 9c is an air supply pipe, and 9d is a handle for air adjustment. A spring 8j is provided between the shaft 8h and the air cylinder 9a to urge the partition plate 8e in the cylinder direction. Further, a rod 8k having an elastic body such as hard rubber is fixed at the tip of the standing portion 8i1, and the initial position of the partition plate 8e is selected at the position where the tip of the rod 8k contacts the shaft 8h. When the rod 9b of the air cylinder 9a presses the shaft 8h, the partition plate 8e rotates about the fixed shaft 8c, whereby the cloth retainer 8f presses each cloth downward. There is. The pressing means 8 is composed of 8a to 8k.

In FIG. 1, reference numeral 11 denotes a workpiece placing table having an opening 11a, and the fastener 5 and the back cloth 3 shown in FIG. 4 (b) are set in the opening, and FIG. As shown in (b), a positioning alignment member 12 is provided to position one edge of the fastener 5 along the opening / closing direction, and the alignment member 12 is movable and adjustable in a direction orthogonal to the opening / closing direction of the fastener 5. Is fixed to the XY table of the XY feed mechanism of the sewing machine.

Reference numeral 14 a is a holding member for holding the hole 6 a of the slide metal fitting 6 of the fastener 5 after aligning the material to be sewn, and a direction orthogonal to the opening / closing direction of the fastener 5 on the XY table 13. It is fixed to the XY table 13 via an adjustable mounting plate 14c. The holding members 14a and 14b correspond to men's clothing and women's clothing.

In FIG. 1, the portion indicated by the alternate long and short dash line is the auxiliary table 15, and the auxiliary table 15 is mounted and fixed on the XY table 13. FIG. 3 is a perspective view showing the auxiliary table 15. A pair of sliders 17 having a guide member 16 extending in the anti-sewing direction on one side and a screw stopper 17a movable to the other side by a screw extending in the sewing direction are provided. It has a door portion 17. In addition, 18 is a sewing machine head, 19 is a needle bar, 20 is a sewing needle, and 21 is a needle hole.

When the base 7 on which the pressing means 8 and the driving means 9 shown in FIG. 1 are placed is placed on the auxiliary table 15 in the direction of the arrow in FIG. 3, the slide table 17 of the auxiliary table 15 is placed. The slide portion 10a of the base 7 is slid. In this state, the stopper 22 shown in FIG. 3 is fixed to the auxiliary table 15. Now, when trying to set the sewn product on the sewn product mounting table 11, the pressing means 8 and the driving means 9 mounted on the base 7 in the sewing direction of FIG. Move to position. In this state, the work to be sewn is set. Next, at the place where the sewing is performed, the pressing means 8 and the driving means 9 mounted on the base 7 are moved in the anti-sewing direction so that the side surface 7b (see FIG. 1) of the base 7 contacts the stopper 22 and stops. Start sewing at the desired sewing position.

In this way, the work to be sewn can be set, so that it is safe and easy for the worker to perform the work. Regarding the movement between the retracted position and the sewing position, it is desirable that it can be automatically operated by a drive source such as a solenoid or a motor. Next, the operation of this invention will be described.

First, as shown in FIG. 5, the seam Ia is previously sewn on the right front cloth 2, the side surface (sewn white portion) 5a of the fastener 5 and the back cloth 3 in the previous step. Next, in order to set the sewn product sewn in the previous step on the sewn product mounting table 11, the pressing means 8 and the driving means 9 mounted on the base 7 are moved to the retracted position. Then, as shown in FIG. 5 (b), the fastener side cloth 5a of the article to be sewn is brought into contact with the alignment member 12 at one end edge 5b of the fastener 5 to position the opening / closing direction of the fastener 5, and then the core is attached to the article to be sewn. The double-folded left outer cloth 1 including the cloth 4 is placed, and the hole 6b of the slide fitting 6 is hooked on the holding member 14a.

Next, the pressing means 8 and the driving means 9 mounted on the base 7 are moved to the sewing position and each driving means 9 is operated. Then, the rod 9b of the driving means 9 projects and presses the shaft 8h, so that the partition plate 8e rotates clockwise in FIG. 2 against the spring 8j. As a result, each cloth retainer 8f can press each cloth from the upper side to the lower side and prevent the cloth from jamming together with the positioning member 12. Then, sewing is started while applying tension to the end portion 5c of the fastener 5 in the opening / closing direction in the anti-sewing direction by a worker or a means such as an elastic body and a magnet, and the XY table 13 is automatically moved in the stitch direction. The stitches are moved to sew straight stitches Ib and predetermined curved stitches Ib1. After the sewing is completed, the pressing means 8 and the driving means 9 mounted on the base 7 are moved to the retracted position to prepare for the next work to be sewn.

[0017]

[Effect of the device]

 As described above, according to the fastener mounting device for clothes according to the present invention, since the positioning of the fastener is ensured by the positioning member, and the pressing means presses each cloth from above to below, Prevents sewage and enables curved stitching, resulting in uniform sewn product quality. Further, since the pressing means and the driving means mounted on the base can be positioned at the retracted position to set the work, it is possible to achieve a practical effect such as a safe and easy work.

[Brief description of drawings]

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

FIG. 2 is a perspective view of a pressing unit and a driving unit shown in FIG.

FIG. 3 is a perspective view showing the relationship between the auxiliary table and the sewing machine shown in FIG.

4A and 4B are explanatory views for explaining the relationship between the left cover cloth, the right cover cloth, the fastener and the alignment member, and the fastener metal fitting and the holding member, in which FIG. 4A is a plan view and FIG. Is.

FIG. 5 is an explanatory diagram for explaining a relationship between a conventional fastener and each cloth.

[Explanation of symbols]

 1 Left outer cloth 2 Right outer cloth 3 Back cloth 5 Fastener Ib1 Curved seam 6 Slide metal fitting 7 Base 8 Pressing means 9 Driving means 10a Sliding means 13 XY table 14a Holding member 15 Auxiliary table 17 Sliding part

Claims (1)

[Scope of utility model registration request] 1. A fastener sewing device for sewing a front cloth and a back cloth at a position of a seam margin of the fastener by interposing a fastener on the edges of the front cloth and the back cloth. A holding member for holding the fastener, a positioning member for positioning one edge of the fastener along the opening / closing direction of the fastener, a plurality of pressing means for pressing the front cloth and the back cloth downward from above, and driving the pressing means. Driving means, a base on which the pressing means and the driving means are disposed on the U-shaped position side and a slide portion extending on the other side in the sewing direction is formed, and the base is a retracted position in the sewing direction. An auxiliary table having a guide member for guiding the base extending in the anti-sewing direction to one side so as to be movably supported at the sewing position in the anti-sewing direction and a slide part extending to the sewing direction in the other side. And the auxiliary table Fixed, moves so as to form a predetermined stitch the the seam allowance of the fabric and fastener X-Y
A table sewing machine and a fastener sewing device for clothes.