JPH02279196A - Attachment for sewing machine used for attaching backing cloth of necktie - Google Patents

Abstract

PURPOSE:To obtain an attachment, with which a corner picking-up member for both right and left apex is not an obstacle, to be utilized for attaching the backing cloth of a necktie by providing the picking-up member for left corner and picking-up member for right corner which can be arbitrarily escaped from the surface of a passing groove for the needle of a sewing machine. CONSTITUTION:A picking-up member 27 for left corner and a picking-up member 28 for right corner are provided and these members can be arbitrarily escaped from the surface of a passing groove 20 for a needle 6 of a sewing machine 1. Work to remove a bag-shaped part, which is formed by sewing backing cloth B to a top cloth A, from a suppressing plate 23 for backing cloth after sewing is completed by the sewing machine 1 is executed in a state that the picking-up member 27 for left corner and picking-up member 28 for right corner are escaped from the surface of the passing groove 20 for the needle 6. Namely, the removing work can be smoothly and efficiently executed without being interrupted by the picking-up members 27 and 28 for left and right corners and an initial purpose can be completely achieved.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an attachment for a sewing machine used when sewing a lining to the large tip and small tip of a necktie.

[Conventional technology]

Conventionally, this type of attachment
2 and Utility Model Publication No. 62-32553 (both of which were invented by the same inventor as the present invention).

The attachments disclosed in these publications are based on an imaginary pentagon with the size of the tip of a tie on the base plate, and a sewing machine needle that penetrates the top and bottom of the pentagon along the entire outline excluding the base. A lower passage groove is bored, and a lining restraining plate having a pentagonal part smaller than the pentagon at the front end is attached to the lower side of the plywood so that it can be raised and lowered freely. A knife-shaped corner pick-up member is installed at the central apex and left and right apexes of the pentagonal portion, which is to be located in the center of the enclosed area. It is installed horizontally, a bulging member that gives the outer fabric a puffy texture is fixed to the top surface of the pentagonal part, and a deterrent plate for the outer fabric is supported on the upper side of the plywood so that it can rise and fall freely. At the same time, the upper threading groove of the sewing machine needle that coincides with and communicates with the lower threading groove is placed on the line corresponding to the lower threading groove, and the above-mentioned The protruding grooves of the corner pick-up members are perforated, and a protruding running surface on which the pusher of the sewing machine slides is provided at a location parallel to the cutting edge of the upper passage groove on the upper surface of the outer material restraining plate. That is, the corner pick-up members for the left and right vertices attached to the pentagonal portions of the lining restraining plate are configured to remain protruding outward from the left and right even after the lining is sewn.

[Problem to be solved by the invention]

In the attachment used for attaching the lining of a necktie described in the above-mentioned prior art, the corner pick-up members for the left and right apexes are in a so-called overhanging state, so the bag-shaped part formed by sewing the lining to the outer material is sewn using a sewing machine. When removing the lining from the restraining plate after sewing is completed, the left and right corner pick-up members for both left and right apexes in an unextended state get in the way and are extremely difficult to remove, resulting in a decrease in work efficiency.

SUMMARY OF THE INVENTION An object of the present invention is to provide an attachment for attaching the lining of a necktie in which the corner pick-up members for the left and right vertices do not get in the way.

[Means to solve the problem]

In order to achieve the above object, the attachment used for attaching the lining to the necktie of the present invention is a pick-up member for the left corner that can be arbitrarily removed from above the threading cap (2α) of the needle (6) of the sewing machine Jll. □ and a pick-up member C for the right corner.

〔Example〕

The embodiment shown in the figure is mounted on an automatic sewing machine (not shown) on a stand (not shown).
1) and the moving platform (2) are equipped and moved in a state in which they are movable in all horizontal directions and in a state in which starting, stopping, and movement amount are controlled using a drive device (not shown) controlled by a control computer. A column (3) is set up non-rotatably on the table (2), and a short tubular rotating shaft (4) is attached to a bearing (5) around the lower half of the column (3).
), and a disk (7) is fixed to the upper end of the rotating shaft (4) on the outer periphery of this disk (7), and a divided base plate (9) is fixed to the outer circumference of the disk (7), respectively. A table l1O) is formed, and the start/stop and rotation amount of this turntable α0) are controlled by the control computer of the turntable (2) and the support column (2).
3) An endless annular guide rail α3 having a high point U and a low point α2 around the upper end is fixedly attached via a radial arm (1 (1)), and a pair of upper and lower free rotations are attached to this guide rail (13). Equipped with the required number of free-running bodies (16) that move while holding the ring (15) (151' guide rail α3), each free-running body (1e is equipped with a suspension with a length adjustment part αη). The lower arm (IEG) is installed vertically through the spherical journal α9, and a pentagon with the size of the tip of a necktie developed on each of the plywood boards (9) is imagined in a radial arrangement with the tip facing outward. In step 9), make holes 11!!■ for the needle (6) of the sewing machine (1) that penetrate vertically along the entire outline of the pentagon except for the base, and also make holes in each hole in each plywood (9). On the part surrounded by the groove ■ is a pentagonal part Cυ whose outer circumference is two degrees smaller than the pentagon.
The restraining plate 34 of the lining (B) having the lining (B) on the front side is attached so as to be able to rise and fall freely using hinges C, and a knife-shaped tip corner knob member holder is attached to the central apex of these pentagonal portions υ. A member +261 is provided to cross the center apex of the through groove (2), and a knife-shaped left corner picking member Cη and a knife are provided on the upper surface of the plywood (9) at locations corresponding to the left and right apexes of the pentagonal portion Cυ. The right-hand corner pick-up member (281) is attached via the reciprocating device 09 controlled by the control co/pinita, and both of these pick-up members (5) (to) are attached to the reciprocating device 0'll. As described above, when the actuator crosses over the left and right vertices of the groove (2), it eliminates the cross-crossing state, and the upper surface of the pentagonal part is provided with a structure that gives the outer material (A) a fugu flavor. Sponge shadow projection member 00) t-
Further, a pentagonal restraining frame Gυ of outer surface U) whose outer circumference is smaller than the pentagonal shape is arranged on this bulge member (to), and a vertical wall field is provided on the inner peripheral edge of this restraining frame 01). In addition, the upper edge of the vertical wall (to) has a function of suppressing the periphery of the swollen portion and a presser (not shown) for the perforation.
i! ? An inward horizontal wall that functions as a moving track surface (
b) and attach the undulating arm 05 to the restraining frame Oυ, and make the base end of the undulating arm freely undulating on the upper surface of the disc (7) by means of the supporting wall member (to) and the supporting shaft 3'7). The lower end of the hanging arm is connected to the midpoint of the undulating arm 09 through a spherical journal, and when the free running body is located on the high side, the undulating arm 09
When the user stands up suddenly, the deterrent frame aυ for the outer material rises, and when the material is located at a low point C121, the deterrent frame 01) lowers to perform the deterrent function for the outer material.

In addition, in the figure (40 (4υ (4■) is the picking member 4 (5) C
A notch for marking relief, (431 is a temporary fixing needle that sticks the tip of the outer material (A) and lining (B), (4) is a positioning member for the outer material @), lining fo), (4 is a sewing machine ( 1) body, (46) indicates the bed of the sewing machine (1).

[For production]

In the above embodiment, the restraining plate t23) is raised while the free running body (16) is positioned at a high position αυ and the restraining frame I3D is in the raised state by the rotation of the turntable (10), and the restraining plate t23) is raised to this raised state. Place the lining (B) on top of the base plate (9), and with its surface facing upward, insert the tip of the lining (B) into the temporary needle (49) and insert the outer edge into the groove I20.
After placing the lining (B) in place by folding down the restraining plate 3, the lining (B) is fixed, and after this fixing, the left corner pick-up member auxiliary and the right-hand corner pick-up member (2Q) are placed on the lining (B). At the same time, place the fabric (A) on top of the restraining material for the lining, with the back side facing upward, and temporarily attach the tip of the outer fabric (A) to the needle (43) and fix the external shape. Place it so that the edge has a through groove (2'5),
In this way, the three vertices of the lining (B) and the outer material (A) are picked up at the corners of the member 126) (27) and the free running body stop is positioned directly below and above ae, and when it is not located, the free running body stop is removed from the high point of the circle. With this movement, the restraining frame Gυ is lowered and the center apex part and both left and right apex parts of the outer material (A) are moved to the corner pick-up member @@ (to) and the escape notch (4G). (41) (By fitting with 421, the setting of the lining (B) and outer material (A) is completed by fitting with the knob, and in this completed state, the free running body α0 is in the low place (1
2, start and stop the automatic sewing machine (1) and the moving table (2), and control the amount of movement, so that the needle (6) of the automatic sewing machine (1) passes through the sewing work and the groove (
A) After completing the sewing process between the outer periphery of the lining (B) and the outer periphery of the outer material @), At the same time as returning to the off state, the free running body α6) moves from the low position α2 to the high position α.
Move to D, raise the restraining frame (3υ), and after rising, remove the bag-shaped part formed by attaching the lining (B) from the lining restraint plate (23), and climb on the lining (B). Outer material (a)
This completes the sewing process.

In the figure, the larger pentagonal part is used for sewing the lining to the large sword tip of the tie, and the smaller pentagonal part is used for sewing the lining to the stiletto tip of the tie. The lining device is capable of processing three ties during one revolution of the turntable αQ.

The present invention is a member (3) with picked beans for the left and right corners.
(2 to 3) and the reciprocating device is attached to the lining restraining plate (c), and the left and right corner pick-up members (27) It can be carried out with a device of the same effect other than the moving device, and the picking member (2) can be carried out with a device other than a knife type, for example, a wire.

〔Effect of the invention〕

The present invention is based on the needle (6) of the sewing machine (1) from above the passage groove ■.
A pick-up member for the left corner that can be escaped at will (
8) and a pick-up member C for the right corner, the bag-shaped portion formed by sewing the lining (B) to the garment (B) is sewn using a sewing machine (1)K. After completion, the work of removing the lining restraint plate (231) is done after the end of the pick-up member for the left corner and the pick-up member (c) for the right corner are pulled out from above the through groove ω of the needle (6). In other words, the removal operation can be carried out smoothly and efficiently without being hindered by the left and right corner pick-up parts, and the intended purpose can be achieved. It has excellent effects that are completely achieved.

[Brief explanation of drawings]

FIG. 1 is a plan view showing essential parts of an embodiment of the present invention, FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1, FIG. 3 is a cross-sectional view taken along the line B-B in FIG. FIG. 4 is a plan view showing the guide rail portion, and FIG. 5 is a developed view showing the relationship between the guide rail and the free running body. (1)...Automatic sewing machine, (2)...Moving table, (3)
... Support column, (4) ... Rotating shaft, (5) ... Bearing, (6) ... Needle, (7) ... Disc, (9) ...
・Baseboard, 00 units...Turntable, αυ...High places,
αri...low place, (131...guide rail, α clause)
... Radial arm, α51 (1■'... Idle ring, (1
6)...Free running body, -(17i...Length adjustment part,
α&... hanging arm, (L9... spherical journal,
(20)... Passing groove, (21)... Pentagonal part, 123
)...Suppression plate, (25)...Hinge, e61 (27
1 (28)... Picking member, (29)... Reciprocating device, (30)... Swelling member, Gυ... Suppressing frame, ■
... Vertical wall, (34) ... Horizontal wall, 05) ... Lifting arm, (36) ... Support wall member, I3η ... Support shaft, ■ ... Spherical journal, (40) (41) (4
2)...Escape notch, (4J...Temporary needle, (4(1)
・・・Positioning member, (49...Body, (46i・
...Betsudo.

Claims (1)

[Claims] A left-hand corner pick-up member (27) that can be arbitrarily escaped from above the passage groove (20) of the needle (6) of the sewing machine (1).
) and a right-hand corner pick-up member (28), the attachment for a sewing machine is used for attaching a lining to a necktie.