JP2796933B2 - Embroidery assist device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an embroidery assisting device used for embroidering a so-called tubular and stretchable object such as a wristband or a sock and applied to an embroidery sewing machine.

[0002]

2. Description of the Related Art Conventionally, when embroidering a so-called tubular and stretchable object such as a wristband or a sock, the embroidery is performed using an embroidery frame in the same manner as embroidering on a normal cloth. The embroidery portion is tensioned in a plane, and the embroidery is performed using a free arm of the embroidery sewing machine. However, it is very difficult to fit the embroidery frame into a tubular and stretchable object, especially in the case of a thick wristband. or,
Setting the handle with the embroidery frame fitted on the free arm of the embroidery sewing machine also has the disadvantage that it takes a lot of trouble and time.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has been made in order to solve the problem. It is an object of the present invention to provide an embroidery assist device which is not required.

[0004]

An embroidery assisting apparatus according to the present invention basically comprises a half-cylinder body attached to a free arm of an embroidery sewing machine and holding a lower half of a handle, and a feed frame of the embroidery sewing machine. A holding frame attached to the holding frame to hold the upper half of the object to be handled in a plane, and a holding frame detachably attached to the holding frame to hold the upper half of the object to be handled between the holding frame and the holding frame. There is a characteristic in that it is composed of

[0005]

The object to be handled is expanded in diameter by utilizing its elasticity, and is fitted to the half cylinder and the holding frame. Then, the handle is held in a semi-cylindrical shape by the lower half by the half-cylindrical body, and is flattened by the upper half by the holding frame. Then, the holding frame is attached to the holding frame. Then, the upper half of the object to be handled is clamped by the holding frame and the holding frame, and does not move in the horizontal direction. When you set the items in this way,
An embroidery sewing machine can embroider characters, patterns, and the like on a flat portion facing each frame of the holding frame and the holding frame. At this time, the feed frame moves horizontally back and forth and left and right with respect to the head and the free arm of the embroidery sewing machine, but embroidery can be performed without any trouble. In other words, when the feed frame moves back and forth, the parts following the holding frame body move back and forth with respect to the half-cylinder, but the movement is allowed due to the fact that the object to be handled slides in the front-back direction with respect to the half-cylinder. When the feed frame moves left and right, the parts following the holding frame body move left and right with respect to the semi-cylindrical body, but the movement is allowed due to the expansion and contraction of the object to be handled.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an outline of an embroidery assisting device according to an embodiment of the present invention. FIG. 2 is a perspective view showing a state in which embroidery is performed with a work set. FIG. 3 is an exploded perspective view of FIG. The main part of the embroidery assisting device 1 is composed of a half cylinder 2, a holding frame 3, and a holding frame 4, and an embroidery sewing machine 5 is provided.
Applies to 0. The embroidery sewing machine 50 includes a head 51, a free arm 52, a feed frame 53, and the like. The head 51 is provided with a plurality (seven) of embroidery needles 54 provided on the fixed side for feeding upper threads of different colors. The free arm 52 includes a bobbin case 55 and the like, which is also provided on the fixed side and feeds a lower thread. The feed frame 53 is provided so as to be horizontally movable in the front-rear and left-right directions with respect to the fixed side.
Thus, the embroidery sewing machine 50 can embroider various patterns and the like by controlling each movement by a computer. The semi-cylindrical body 2 is attached to the free arm 52 of the embroidery sewing machine 50 and holds the lower half of the handle A. In this example, the semi-cylindrical body 2 is formed by pressing a metal plate into a semi-cylindrical shape, and the rear part ( The right side in FIG. 3 is narrowed. The semi-cylindrical body 2 has a substantially front half externally fitted to the free arm 52 from below, and is fixed by a rubber band 5. The holding frame 3 is an embroidery sewing machine 5
0, which is attached to the feed frame 53 to hold the upper half of the object A in a plane. In this example, the mounting plate 6 and the frame plate 7
And a fastener 8 for fastening them. The mounting plate 6 and the frame plate 7 are formed by pressing a metal plate. The mounting plate 6 includes a horizontal piece, a vertical piece connected downward from the rear end thereof, left and right mounting holes 9 formed in the horizontal piece, and left and right through holes formed in the vertical piece. It has. The frame plate 7 includes a vertical piece, a horizontal piece continuously provided from the lower end thereof rearward, a substantially U-shaped frame piece continuously provided from the rear end thereof rearward, and a rearward from the rear end thereof. A tongue piece continuously provided, and left and right lip pieces 10 provided diagonally upward from the left and right ends of the horizontal piece and the frame piece;
Left and right through holes formed in a vertical piece, a window hole 11 having a substantially D-shaped plane formed by a frame piece, and a through hole 1 formed in a tongue piece.
2 is provided. The fastener 9 includes a bolt that is inserted into the through holes of the mounting plate 6 and the frame plate 7 from the front to the rear and also has a function of a hooking protrusion, a washer inserted through the bolt, and a nut screwed into the bolt. Have. The holding frame 3 is substantially parallel to the free arm 52 at a predetermined interval by inserting the thumb screw 13 into each mounting hole 9 and screwing it into the screw hole 14 screwed into the feed frame 53. Attached to. The presser frame 4
The holding member 3 is detachably attached to the holding member 3 to hold the upper half of the object A between the holding member 3 and the holding member 3. A vertical piece, a horizontal piece connected rearwardly from the lower end thereof, an oblique piece connected diagonally upward from the rear end thereof, and a plane connected continuously rearward from the rear end thereof. A substantially U-shaped frame piece, a tongue piece continuously provided from the rear end of the frame piece, and a plurality (four) of the tongue pieces provided at predetermined intervals on the left and right sides of the frame piece to form a gap between the horizontal piece and the frame piece. A spike 15 having a length corresponding to the length, a notch 16 on the left and right, which is cut and cut into a vertical piece with its upper part opened and engaged with the fastener 8 of the holding frame 3, and a plane formed by the frame piece. It has a D-shaped window hole 17 and a through hole 18 formed in the tongue piece. After the notches 16 are engaged with the bolts of the screw fasteners 8 of the holding frame 3, the holding frame 4 is fitted with the ring 19 on both tongue pieces, and the ring 19 is pulled out of the through holes 12, 18. Locking pin 20 to stop
Is removably attached to the holding frame 3 by insertion of the. The metal ring 19 and the retaining pin 20 are connected to the lower end of a string 21 whose upper end is connected to a fixed side such as a ceiling of a building.

Next, the operation will be described based on such a configuration. The object to be handled (wristband) A is made to have an expanded diameter using elasticity, and is fitted to the half-cylinder 2 and the holding frame 3. At this time, since the rear part of the half-cylinder body 2 is narrowed, it is easy to insert and does not get caught. Then, the handle A is held in a semi-cylindrical shape by the half-cylindrical body 2 at the lower half, and is flatly tensioned by the upper half by the holding frame 3. Then, the holding frame 4 is attached to the holding frame 3. That is, the notch 16 of the holding frame 4 is engaged with the screw fastener 8 of the holding frame 3, and the ring 19 is fitted to both tongues of the holding frame 3 and the holding frame 4,
A retaining pin 20 is inserted into both through holes 12 and 18. Then, the left and right lip pieces 10 of the holding frame 3 bite in from the lower side of the handle A, and the left and right spikes 15 of the holding frame 4 located on the inner side from the upper side of the handle A. The left and right ends of the plane portion of the object A are horizontally stopped and clamped, and the upper half of the object A is held in tension in a flat state. Since the metal ring 19 is supported on the fixed side such as the ceiling of the building via the string 21, the rear end of the holding frame 3 does not drop significantly due to the contraction of the work A or the like. When the object A is set in this manner, embroidery B (characters in FIG. 2) of characters, patterns, and the like are performed by the embroidery sewing machine 50 on the flat portions facing the window holes 11, 17 of the holding frame 3 and the holding frame 4. 3) can be applied. At this time, the feed frame 53 moves horizontally back and forth with respect to the head 51 and the free arm 52 of the embroidery sewing machine 50, but embroidery can be performed without any trouble. That is, when the feed frame 53 moves back and forth, the parts following the holding frame 3 move back and forth with respect to the half cylinder 2, but the object A slides in the front and rear direction with respect to the half cylinder 2, and the same movement occurs. Is acceptable.
When the feed frame 53 moves left and right, the components following the holding frame 3 move left and right with respect to the half-cylindrical body 2, but the movement is allowed due to the expansion and contraction of the work A.

In the above embodiment, the holding frame 3 is composed of the mounting plate 6, the frame plate 7 and the fasteners 8. However, the present invention is not limited to this. For example, the mounting plate 6 and the frame plate 7 may be formed from the beginning. It may be configured integrally. In the above embodiment, the metal ring 19 is supported from the fixed side such as the ceiling via the string 21. However, the present invention is not limited to this. For example, the metal ring 19 may be supported from the semi-cylindrical body 2 or the feed frame 53. Handle A
Is a wristband in the above embodiment, but is not limited thereto, and may be, for example, a sock.

[0009]

As described above, according to the present invention, as described above,
The following excellent effects can be obtained. (1) Consisting of a semi-cylindrical body, a holding frame, and a holding frame, particularly utilizing the characteristics of a tubular and stretchable handle, which is fitted to the semi-cylindrical body and the holding frame. Since the flat part is formed in the upper half part, the embroidery preparation work does not take much labor and time. (2) Utilizing the characteristics of a tubular and stretchable handle, this is externally fitted to the semi-cylindrical body and the holding frame so that a flat portion is formed in the upper half, making it extremely simple. Naturally, highly accurate embroidery can be performed. (3) Utilizing the characteristics of a tubular and stretchable handle, this is fitted to the half-cylinder and the holding frame so that a flat portion is formed in the upper half thereof. There is no need to use a movable part or an elastic body for expanding the structure, so that the structure is simplified by that much, and there is no fear that the object to be handled is damaged by being pinched or hooked. (4) Since it is only necessary to attach the semi-cylindrical body to the free arm and attach the holding frame to the feed frame, the embroidery sewing machine does not need to be significantly modified, and can be easily applied to existing ones.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an outline of an embroidery assisting device according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a state in which embroidery is performed with a work set.

FIG. 3 is an exploded perspective view of FIG. 1;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Embroidery assistance device, 2 ... Half cylinder, 3 ... Holding frame, 4 ... Holding frame, 5 ... Rubber band, 6 ... Mounting plate, 7 ... Frame plate, 8 ...
Fasteners, 9 mounting holes, 10 lip pieces, 11 and 17 window holes,
12, 18: through hole, 13: knob screw, 14: screw hole, 15
... Spike, 16 ... Notch, 19 ... Ring, 20 ... Retaining pin, 21 ... String, 50 ... Embroidery sewing machine, 51 ... Head, 52
... Free arm, 53 ... Feed frame, 54 ... Embroidery needle, 55 ...
A bobbin case, A… Handling, B… Embroidery.

Claims (1)

(57) [Claims] 1. A and a semi cylindrical body mounted on the free arm of the embroidery sewing machine to hold the lower half of the扱物, embroidery machine pretending
Between the holding frame that is attached to the feed frame that can move horizontally in the front-rear and left-right directions with respect to the arm, and that holds the upper half of the object to be handled in a plane, and the holding frame that is detachably attached to the holding frame. An embroidery assisting device characterized by comprising a holding frame body for holding the upper half of the object to be handled.