JP3325965B2 - Embroidery frame for hat - 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 for a hat for setting and supporting the sewn hat (mainly a cap) when the embroidery machine is to embroider the front of the hat (mainly a cap). Regarding the frame.

[0002]

2. Description of the Related Art A specific structure of an embroidery frame of this type is disclosed, for example, in Japanese Patent Publication No. 1-53384. As is clear from this publication, the hat frame on which the hat is set is
It consists of a receiving frame and a presser frame. At the time of embroidering, a hat is put on the receiving frame, and the hat frame is mounted on the drive ring on the embroidery machine while being held by the holding frame so that the hat does not move from above. Each of the receiving frame and the holding frame has a frame shape having a wide opening surface so that embroidery can be performed on the front surface (a portion that covers the forehead) of the hat. Moreover, these are set in a substantially rectangular shape according to the front shape of the hat.

[0003]

Hats (caps) also have various shapes. For example, a hat having a front surface 72 as shown by a solid line in FIG. 12 or a substantially rectangular shape as shown by an imaginary line in FIG. is there. However, in the hat frame of the above publication, both the receiving frame and the holding frame are substantially rectangular, so that the hat frame can be applied to the hat 70 having the shape shown by the imaginary line in FIG. Cannot be set properly. However, the receiving frame and the holding frame can be generally adjusted according to the height of the front surface 72 of the hat. Therefore, if the receiving frame and the holding frame are adjusted so as to be aligned with the lower portions on both sides of the chevron, it is possible to set the cap 70 having the front surface 72 with the chevron 72 even in the hat frame of the aforementioned publication. However, in this case, the embroidery range in the height direction of the front surface 72 of the hat 70 is limited. The technical problem of the present invention is to realize both a proper setting of a hat having a chevron shape on the front side and a wide embroidery area for the front face of the hat.

[0004]

In order to solve the above-mentioned problems, the hat embroidery frame of the present invention is constituted as follows. That is, a cap frame in which a cap is set by a receiving frame and a holding frame is attached to a drive ring that is driven and controlled in conjunction with each drive of the X-axis drive unit and the Y-axis drive unit in the embroidery machine. In the embroidery frame for a hat for performing embroidery based on predetermined embroidery data on the front surface of the hat frame, the shape of a portion corresponding to an upper portion of the front surface of the hat in the receiving frame and the holding frame of the hat frame is set to be chevron.

[0005]

According to this structure, not only a hat having a normal shape but also a hat having a mountain-shaped front face is properly set by the receiving frame and the holding frame having a shape corresponding to the mountain-shaped shape. be able to. A wide embroidery area is secured on the front surface of the hat in the set state, and embroidery can be performed as expected here.

[0006]

Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 6 shows an embroidery machine (embroidery sewing machine) 10 in a perspective view, and FIG. 7 shows the embroidery machine 10 in a plan view. First, as apparent from FIG. 6, a plurality of sewing heads 14 are arranged on the sewing machine frame 12 of the embroidery machine 10, and a sewing machine spindle 16 for transmitting a driving force for embroidery sewing is provided on each sewing head 14. Is penetrating. The needle bar case 15 of each sewing head 14 is slide-controlled based on a color change signal (sewing thread conversion signal) of the embroidery data, as is well known, so that one needle bar selected in each sewing head 14 is controlled. The sewing needle and the corresponding balance are driven in conjunction with the rotation of the main shaft 16 of the sewing machine.

[0007] As shown in FIG.
The X-axis drive 20
And the Y-axis driving body 30 are arranged. The X-axis driving body 20 is driven and controlled in the direction of the arrow X in FIGS. 6 and 7 by the driving of the X-axis driving unit 22 mounted on the lower surface of the sewing machine table 19, and the Y-axis driving unit 30 is 32 is driven in the arrow Y direction. By driving these two drivers 20 and 30 based on the embroidery data of the embroidery machine 10, the drive of the hat frame 50 mounted on the lower part of each sewing machine head 14 is controlled as described later.

FIG. 8 is a perspective view showing the X-axis driving body 20 and the Y-axis driving body 30 together with the respective driving units 22 and 32. In this drawing, the X-axis driving body 20 is fixed through a stat 25 to a fixing plate 24 connected to a driving belt 23 of an X-axis driving unit 22. On the other hand, the Y-axis driving body 30 is fixed to a fixing plate 34 connected to a driving belt (not shown) of the Y-axis driving section 32 through a stat 35. The X-axis drive unit 22 and the Y-axis drive unit 32
, A pulse motor (not shown) driven and controlled based on embroidery data is used.

A rod driving member 36 and an X-axis driving member 20 provided between the X-axis driving member 20 and the Y-axis driving member 30 are provided.
Is moved only in the driving direction of the X-axis driving body 20 (the direction of the arrow X) in an integrated relationship, and relatively slides in the direction of the arrow Y. Similarly, the relationship between the rod driving body 36 and the Y-axis driving body 30 is such that the rod driving body 36 and the Y-axis driving body 30 move in an integrated relationship only in the driving direction (arrow Y direction) and relatively slide in the arrow X direction. It has become. The rod driving body 36 is connected to a driving rod 38 for transmitting the driving of the X-axis driving body 20 in the direction of arrow X to a driving ring 42 described below.

FIG. 9 shows the hat frame 50 located below one sewing machine head 14 and the Y-axis driving body 3 to which it is mounted.
0 is shown in a perspective view. FIG.
9 shows an enlarged sectional view of the side of the Y-axis driving body 30 in FIG. 9, and FIG. 11 shows a front view (left side view) of FIG. As is apparent from these drawings, a pair of support bases 40 are fixed to the lower surface of the Y-axis driving body 30 by two screws 40a, respectively. Between these two support bases 40, as shown in FIG.
A pot base 17 having a built-in pot 18 is located. On the front surface of the support base 40, a plate 41 (mainly see FIG. 11) having a shape that avoids interference with the pot base 17 is fixed by screws 41a.

The drive ring 42 is rotatably mounted on a center portion of the plate 41 by a support shaft 44. The drive ring 42 is formed in a substantially semi-cylindrical shape, the outer periphery on the front side thereof is a mounting surface 45 for a hat frame 50, and the hat frame 50 is locked or unlocked at two places on the outer circumference in a mounted state. A possible hook 46 is provided. An arm 47 is fixed to a central portion (directly above) of the outer periphery of the drive ring 42.
Is connected to the drive rod 38 by a lever 48. Therefore, when the rod driving body 36 moves in the arrow X direction in conjunction with the driving of the X-axis driving body 20,
The drive rod 38 is guided by a rod receiver 39 provided at a predetermined interval on the upper surface of the Y-axis drive body 30 and moves in the same direction, whereby the drive ring 42 rotates around the axis of the support shaft 44. Dynamic control. The driving force of the Y-axis driving body 30 directly acts on the driving ring 42 through the support base 40 and the plate 41, and the driving ring 42
Is drive-controlled in the arrow Y direction.

FIG. 1 shows only the hat frame 50 in a plan view, and FIG. 2 also shows the hat frame 50 in a perspective view.
As shown in these drawings, the hat frame 50 is composed of a receiving frame 50A and a holding frame 50B, which are connected to each other by a hinge 52. By the hinge portion 52, the holding frame 50B can be opened with respect to the receiving frame 50A as shown in FIGS. 1 and 2, or can be overlapped with each other as shown in FIG.

FIG. 3 is a plan view showing only the receiving frame 50A. As is clear from this drawing, the receiving frame 50
A is configured such that a frame portion 55 is coupled to a base portion 53 mounted on the drive ring 42 by a set screw 56. By removing the set screw 56 and changing the coupling position of the frame 55 to the base 53, the frame 55 is
Can be changed to the solid line position or the virtual line position. A hook locking portion 54 for hooking a hook 59 of the holding frame 50B is formed integrally with the base 53 of the receiving frame 50A. Moreover, the front edge of the frame portion 55 of the receiving frame 50A is a mountain-shaped portion 55a.

FIG. 4 is a plan view showing only the holding frame 50B. As is clear from this drawing, the presser frame 50
B has a configuration in which the frame elements 58 and 60 divided into two parts are connected by the thumb screw 63. By loosening the fastening of the thumb screw 63, the frame element 60 can be slid in the range from the solid line position to the virtual line position in FIG. One of the frame elements 58 of the holding frame 50B is hooked on the hook locking portion 54 of the receiving frame 50A,
A hook 59 is provided for holding A and the presser frame 50B in the superimposed state shown in FIG. Further, the front side of the other frame element 60 is provided with a chevron 55
a and a reinforcement 60b on the outside.

The receiving frame 50A has rigidity and is formed in a semi-cylindrical shape corresponding to the mounting surface 45 of the drive ring 42. On the other hand, the holding frame 50B has elasticity (flexibility), and is open (free state) as shown in FIGS.
Are flat, and in the state of FIG.
It becomes a semi-cylindrical shape following the shape of. FIG. 5 shows the receiving frame 50.
The plan shape of A is shown in a developed view. As shown in this drawing, a non-slip member 57 is attached to the surface of the frame portion 55 constituting the receiving frame 50A. The thickness of the non-slip member 57 is set to be substantially the same as the plate thickness of the base 53, and the step at the portion connected by the set screw 56 is eliminated. On the other hand, a non-slip member 64 is also attached to the back surface of the holding frame 50B (the joint surface with the receiving frame 50A) as shown in FIGS.

When the embroidery is performed on the front surface 72 of the hat 70 shown in FIG. 12, the holding frame 50B of the hat frame 50 is opened, and the hat frame 50A is opened with respect to the receiving frame 50A as shown by a virtual line in FIG. 70. At this time, the receiving frame 50
The front surface 72 of the hat 70 is located at the open portion of A, and the upper portion of the front surface 72 is supported by the chevron 55 a of the frame 55. In this state, the holding frame 50B is overlaid on the receiving frame 50A from above the front surface 72 of the hat 70,
Further, the hook 59 of the holding frame 50B is hooked and hooked on the hook locking portion 54 of the receiving frame 50A.

As a result, the front surface 72 of the hat 70 is set in a state where its four sides are sandwiched between the receiving frame 50A and the pressing frame 50B, and particularly the receiving frame 50A and the pressing frame 5B.
Both the angled portions 55a and 60a of 0B sandwich the portion along the shape of the upper part of the front surface 72 of the hat 70. Therefore, the hat 70 is properly set, and a wide embroidery range is secured for the front surface 72 thereof.
Depending on the height of the front surface 72 of the hat 70, as described above, the receiving frame 50A and the holding frame 50B are
Can be dealt with by adjusting the position of the solid line or the virtual line.

In this manner, the hat 70 is set on the hat frame 50 as shown in FIG. 9, and the hat frame 50 is mounted on the drive ring 42. Therefore, the X-axis driving unit 22
, The drive ring 42 is moved together with the cap frame 50 by the support shaft 44 as described above.
The drive ring 42 is driven and controlled in the direction of the arrow Y together with the cap frame 50 by driving the Y-axis drive unit 30 by the Y-axis drive unit 32. The embroidery machine 1
As described above, the drive and color change control for the embroidery stitch are performed on the sewing machine head 14 based on the predetermined embroidery data, and the X-axis drive unit 22 and the Y-axis drive unit 32 synchronize with this. By controlling the drive of the hat frame 50, the hat 70 set in the hat frame 50 is controlled.
Is embroidered on the front surface 72 of the embroidery.

[0019]

As described above, according to the present invention, it is possible to properly set a hat having a mountain-shaped front, and to secure a wide embroidery area with respect to the front of the hat. This relaxes embroidery restrictions and increases their freedom.

[Brief description of the drawings]

FIG. 1 is a plan view showing only a hat frame.

FIG. 2 is a perspective view showing only a hat frame.

FIG. 3 is a plan view showing only a receiving frame of a hat frame.

FIG. 4 is a plan view showing only a holding frame of a hat frame.

FIG. 5 is a development view showing a planar shape of a receiving frame.

FIG. 6 is a perspective view showing the entire embroidery machine.

FIG. 7 is a plan view of the embroidery machine.

FIG. 8 is a perspective view illustrating an X-axis drive unit and a Y-axis drive unit.

FIG. 9 is a perspective view illustrating a relationship between a hat frame and a drive ring.

FIG. 10 is an enlarged sectional view showing a drive ring side.

FIG. 11 is a front view of FIG. 10;

FIG. 12 is a front view of the hat.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Embroidery machine 22 X-axis drive part 32 Y-axis drive part 50 Hat frame 50A Receiving frame 50B Holding frame 70 Hat 72 Front

Claims (1)

(57) [Claims] 1. A hat frame in which a hat is set by a receiving frame and a holding frame is mounted on a drive ring that is driven and controlled in conjunction with each drive of an X-axis drive unit and a Y-axis drive unit in an embroidery machine. Then, in the hat embroidery frame for performing embroidery based on predetermined embroidery data on the front surface of the hat, the shape of a portion corresponding to the upper portion of the front surface of the hat in the receiving frame and the holding frame of the hat frame is set to be chevron. An embroidery frame for a hat.