JPH07308468A - Patchwork sewing auxiliary device and sewing machine provided with the same - Google Patents

Abstract

PURPOSE:To provide the auxiliary device calculating and displaying the dimension of material pieces for a patchwork and to provide the sewing machine equipped with this device. CONSTITUTION:A storage means 1 is stored with the design pattern of the patchwork and the dimension calculation program of material pieces for the pattern and when a design pattern is selected by a selecting means 2 and colors are designated by a coloring designating means 6, an arithmetic means 7 calculates the size of the material pieces and the size of all materials for each color. The arithmetic result is displayed on a display means 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a patchwork sewing auxiliary device and a sewing machine equipped with this device.

[0002]

2. Description of the Related Art A patchwork is one in which a plurality of pattern pieces are sewn together to form one large pattern, which has become popular in recent years.

[0003]

However, when performing patchwork, there is a problem that it is troublesome to calculate the size of each material piece. That is, the size of each piece needs to be calculated backwards from the size of the finished work and the size of the material.
Even with the same pattern, there are various variations in the number of pattern pieces, and the size of the material piece also changes according to the number of pattern pieces. In addition, the seam allowance and the habit added to the pattern piece size vary depending on the pattern. In addition to these, when the pattern pieces are color-coded, it is necessary to calculate the size of the pattern piece or the material for each color, which causes a problem that the calculation is troublesome. An object of the present invention is to solve the above-mentioned problems, and an object of the present invention is to provide an auxiliary device that can easily calculate the size of a material piece and a sewing machine including the auxiliary device.

[0004]

In order to achieve the above object, a patchwork sewing assisting device of the present invention and a sewing machine provided with the assisting device are provided with a means for giving information on a patchwork pattern shape and a patchwork pattern. Means for giving information about the color of the work, means for giving information about the size of the patchwork work, and the size of each material piece required and the size of the entire material for each color required based on the information And a means for outputting the calculation result. It is also possible to calculate the number of material pieces for each color. Further, instead of the size of the patchwork work, information about the size of the entire material of the patchwork may be given, and only the size of the material piece may be calculated. The information about the color of the patchwork pattern usually includes information about the color classification of the pattern pieces. Color coding does not necessarily mean specifying the color itself. It is also possible to simply indicate that the colors of the pattern pieces are separated. The means for giving information on the pattern shape of the patchwork may be composed of means for storing information on the pattern shape of the patchwork and means for selecting information on a desired patchwork pattern from the storing means. It is possible. Similarly, the means for giving the information about the color of the patchwork may be composed of means for storing the information about the colors of the plurality of patchwork and means for selecting the information about the desired color from the means for storing. Alternatively, it may be configured by means for inputting information regarding color. In this case, a color scanner means or the like can be used as a means for inputting information regarding color. The output means is typically an image display means, an audio display means, a print output means, or a combination thereof, but any other output means can be used.

[0005]

Operation: Means for computing based on information from means for giving information on the pattern shape of the patchwork, means for giving information on the color of the patchwork pattern, and means for giving information on the size of the patchwork work. Calculates the required size of each material piece and the required size of the entire material for each color. This calculation result is output by means for outputting the calculation result. When the information about the size of the entire material of the patchwork is given instead of the size of the patchwork work, the size of the material piece is calculated based on this information. As information on the color of the patchwork pattern, information on the color classification of the pattern pieces is usually given. The color coding may specify the color itself, or may simply indicate that the colors of the pattern pieces are separated. In the case where the means for giving the information on the pattern shape of the patchwork is composed of a means for storing information on the pattern shape of a plurality of patchwork and a means for selecting information on a desired patchwork pattern from the storing means. In addition, the means for selecting desired patchwork pattern information is selected from the plurality of means for storing patchwork pattern information. Similarly, when the means for giving information about the color of the patchwork is composed of means for storing information about the colors of the plurality of patchwork and means for selecting information about a desired color from the means for storing, Information about a desired color is selected by the selection means. Further, when the means for giving the information on the color is constituted by the means for inputting the information on the color, the information on the color is given by operating the input means. When a color scanner means is used as the input means, actual color information is read by the color scanner. The calculation result is output by the output means,
When the output means is an image display means, it is displayed as an image, and when the output means is an audio display means, an audio output is made. Alternatively, in the case of the print output means, it is printed out, and in the case of a combination thereof, the image and the sound and the print are output.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. In this embodiment, the patchwork sewing auxiliary device is provided on the sewing machine, but it goes without saying that the auxiliary device may be a device that is separate from and independent of the sewing machine. In FIG. 1, the storage means 1 may be provided in the main body of the sewing machine, or may be a card such as a ROM card. In the case of cards, different patterns may be used for each pattern.

The pattern information stored in the storage means 1 is read out to the calculation means 7 by operating the selection means 2. Information from the work size input means 3, the material size input means 4, the piece number designating means 5 and the color classification designating means 6 is input to the computing means 7, and the computing means 7 stores these information. The size (dimension) of the material piece S is calculated based on the information from the storage means 1 and displayed on the display means 8. The calculation means 7 is the material piece S
In addition to the size of, the size of the material M or the size of the work W for each color is calculated in this embodiment,
In addition, the number of material pieces for each color can be output. These values are calculated by appropriately combining the information from the work size input means 3, the material size input means 4, the piece number designation means 5, the color classification designation means 6 and the information from the storage means 1 as described below. Can be calculated by Size of material piece S: Pattern shape + Number of pieces + Size of work W Number of material pieces S for each color: Pattern shape + Number of pieces +
Color classification Size of material M for each color: Size of material piece S + Number of pattern pieces + Color classification Work W size: Pattern shape + Number of pieces + Size of material piece S

The size of the material piece S is calculated by adding the seam allowance and the margin to the size of the pattern piece. Further, in the above description, the pattern piece number information is not stored in the storage means 1, but the number of pieces is input by the piece number designating means 5. However, it is stored in the storage means 1 as a different pattern for each pattern piece number. It is also possible to omit the piece number designating means 5. It is also possible to adopt a configuration in which information regarding the number of pattern pieces is input to the storage means 1 and the number of pattern designating means 5 is changed by an appropriate operation. Further, the color classification information may be stored in the storage means 1 or the color classification designation means 6 may be stored.
You may input by. Further, these may be used together.

The outline of the calculation will be described with reference to the example of FIG. A case of a 9-piece log cabin as a patchwork pattern will be described. It is assumed that the entire pattern is divided into a shaded portion and a non-slanted white portion. As shown in FIG. 2A, first, the size of the finished product and the number of pieces of 20 × 20 cm are input, and the color of each pattern piece ABCDE is input as shown. The calculation means 7 first calculates the size of the pattern piece of the work from the pattern shape and the input work size, and adds the seam allowance and the texture to the size of the pattern piece to calculate the size of each material piece. Is calculated,
Output as shown in (B). Further, the number of each material piece for each color is output as illustrated. Further, as shown in (C), the calculating means 7 calculates and outputs the material size for each color from the size of the material piece and the number of material pieces for each color.
When the color is white, the material size changes depending on how the cloth is taken, as shown in the figure, and therefore all the material sizes that can cut out the material piece are output. The user can prepare a material for each color corresponding to the above output, cut the material to prepare each material piece S, and sew each material piece S together to easily complete the work.

FIG. 3 is a block diagram showing a hardware structure of an embodiment of the present invention. The CPU 100 controls the sewing machine according to a program stored in the program storage device 101, controls the sewing machine motor drive circuit 110 at a speed instructed by a rotation speed command device 103 which is a speed controller such as a stepping type, and the sewing machine motor drive circuit 110 is controlled. Motor 11
1 is rotated and the stitch forming mechanism 112 is driven at a sewing speed corresponding to the instructed speed. The stitch forming mechanism 112 is composed of a needle bar, a needle, and a cloth feeding mechanism, and is adapted to execute a predetermined sewing. Sewing machine motor 111
The rotation speed of is detected by the motor rotation detection sensor 113 and fed back to the CPU 100 to be used for speed control. Timing signal generator 1
The needle 12 detects the rotation phase of the upper shaft of the sewing machine main body and
The vertical movement of 1 is detected, and the timing signal is input to the CPU 100. A display device 81 is provided on the front portion of the sewing machine main body (not shown), and various displays are performed by the display control device 80 in response to commands from the CPU 100. The sewing machine main body is further provided with a patchwork calculation mode selection key 29, and when the patchwork calculation is desired, the patchwork calculation mode selection key 29 can be pressed to shift to the calculation mode. Reference numeral 11 is a temporary storage device.

Pattern data / calculation program storage device 10
As described above, the patchwork pattern data and the material piece size calculation program are stored in the program, and the patchwork pattern is displayed on the display device 81 based on the pattern data. Is configured so that the pattern can be selected. Further, a work size input key 23, a material size input key 24, a piece number designation key 25, a color classification designation key 26, and a control key 27.
Is provided and the necessary items are input by operating these keys. These patchwork pattern selection key 22, work size input key 23, material size input key 24, piece number designation key 25, color classification designation key 26, and control key 27 are on the liquid crystal display screen of the display device 81 in this embodiment. It is a touch panel formed in
The display is appropriately formed on the screen according to the progress of processing.

The CPU 100 is provided with a function corresponding to the calculation means 7, and the dimension calculation is executed for each patchwork pattern according to the calculation program read from the pattern data / calculation program storage device 10. ing. The calculation operation by the CPU 100 will be described with reference to FIG. In this case, the operation when either the size of the work W or the size of the material M is input will be described. When a patchwork pattern is selected by the patchwork pattern selection key 22 (step S1), the selected patchwork pattern data and calculation program are read from the pattern data / calculation program storage device 10 and the temporary storage device 11 is read. (Step S2). Next work size input key 23
When the size of the work W (or the material M) is input by the operation of (step S3), this size is stored in the temporary storage device 11.
(Step S4). Next, color code designation key 2
When the color coding designation of the pattern as shown in FIG. 2A is input by 6 (step S5), this color coding is stored in the temporary storage device 11 (step S6). The CPU 100 calculates the size of the material piece S from the pattern data stored in the temporary storage device 11, the calculation program, the size of the work W (or the size of the material M), and the number of pattern pieces (step S7). Then, it is checked whether the size of the material piece S is a predetermined value or more (step S8). The predetermined value of the material piece S is set to, for example, 2 cm or more so that the piece cannot be practically sewn. The suitability of the size of the material piece S may be judged by the user, and may be judged by inputting the approval or disapproval of the user. When the size of the material piece S does not match, a warning is issued to prompt the user to re-input (step S12),
Return to step S3. When the size of the material piece S matches, the size of the material M for each color (or the size of the work W from the size of the material piece S) is calculated from the size of the material piece S and the number of material pieces for each color, If the size of the material differs depending on how the cloth is taken, the material size in all cases is calculated. (Step S9), it is checked whether or not the size is appropriate (step S10). Similarly, this may be, for example, a predetermined value, or the user may judge and input the suitability. When the size of the material M (or work W) for each color does not match, a warning is issued to prompt the user to re-input (step S12), and the process returns to step S3. When the size of the material M (or work W) for each color matches, the size of the material M (or work W) for each color, the size of the material piece S, and the number of material pieces for each color are displayed on the display device 81. Yes (step S11).

5 to 7 show an example of the display by the display device 81, and the operation method of the sewing machine of the above embodiment will be described based on this. Patchwork calculation mode selection key 29
When the patchwork calculation mode is selected by, the screen shown in FIG. 5 is displayed on the display device 81.
Here, the shape of the patchwork pattern stored in the storage means 1 is displayed, and in this example, a checkerboard, an ocean wave, a monster,
Log cabins, grandma's gardens and tumbling patterns are displayed. At the same time, a control key 27 is formed on the upper part of the screen so that a desired pattern can be displayed. A patchwork pattern selection key 22 is formed under each pattern, and the pattern selection can be performed by touching the patchwork pattern selection key 22.

Now, when the checkerboard is selected, as shown in FIG.
The screen of the checkerboard is displayed, and the checkerboard shape represented by shading is displayed on the left side, and each pattern piece is given a symbol from A to I. A work size input key 23, a piece number designation key 25, and a color classification designation key 26 are formed on the right side of the screen. In this example, a work size display 82 and a piece number display 83 are further formed, and the work size input key 2
3. The number is changed by the operation of "+-" of the number-of-pieces designation key 25, and the number can be inputted by pressing "confirm". A control key 27 is formed on the screen so that the user can operate the screen. When the number of pieces (input in the number of columns in this example) is input from the piece number designation key 25, the checkerboard on the left side of the screen changes according to the number of pieces, the number of pattern pieces changes, and the sign also changes. FIG. 6 shows the shape of the checkerboard when the number of pieces is 9 (row 3). After the number of pieces is determined, the color of each pattern piece is designated by the color-coding designation key 26.
In this case as well, similarly, the color designation is sequentially changed by the operation of "+-", and the color can be designated by pressing "confirm". Various other configurations are possible as the color designation configuration, such as a method of directly designating a color with a color image scanner or the like, or a configuration of designating a color displayed on the screen using a mouse or the like. Is. When the above information is input, the calculation result is displayed as in the screen of (B). In this example, since there is only one type of material piece size, the size of the material piece S is displayed on the material piece size result display 84 on the left side of the screen, and the number of pieces for each color is displayed on the number of pieces result display 85 for each color on the right side. Is displayed. If you are not satisfied with these calculation results, press "Return" on the control key 27 on this screen to return to the screen of (A) and you can re-input the color classification, the size of the work W, and the number of pieces. . When "Next Page" is pressed on the screen of FIG. 6B, the screen changes to that of FIG. 7C, and the entire material size display 86 screen displaying the material size for each color is displayed. (C)
Then, the overall dimensions of the red and white materials and the code of each material piece to be formed are displayed. Then press the next page to see the overall dimensions of the blue and yellow materials. When there are multiple ways to take cloth, the overall dimensions of the material in each cloth take are displayed. When "Explanation" of the control key 27 is pressed on the screen of FIG. 7D, the screen is switched to the screen shown in FIG. 7E, and advice on how to sew the checkerboard is displayed. Here, when the "sewing" of the control key 27 is pressed, the calculation mode ends and the normal sewing mode is restored.

[0015]

As described above, according to the invention of claim 1 of the present application, the size of the material piece and the size of the entire material for each color are determined based on the pattern shape information of the patchwork, the color information, and the size of the work. Since it is possible to calculate and output the size, it is not necessary to calculate the piece size, which was conventionally complicated, and the size of the material to be prepared can be easily known. Further, in the invention of claim 2, the number of material pieces for each color is calculated, so that the size and number of material pieces to be prepared can be easily known. Next, in the invention of claim 3, since the size of the material piece can be calculated and output from the pattern information of the patchwork and the size of the material, the patchwork piece that can be created from the material on hand Calculation can be done easily. According to the invention of claim 6, since the means for giving the information on the color is the means for inputting the information on the color, the operator can give the method on the desired color, and the degree of freedom of selection is great. . Further, when the input means is a color scanner means or the like, there is an effect that a specific color can be confirmed and input. Next, the invention of claim 8 is simple in operation because the color information is stored in advance in the means for storing and only needs to be selected by the means for selecting.

[Brief description of drawings]

FIG. 1 is a functional block diagram showing an embodiment of the present invention.

FIG. 2 is an explanatory diagram of a calculation according to an embodiment of the present invention.

FIG. 3 is a block diagram showing the configuration of an embodiment of the present invention.

FIG. 4 is a flow chart for explaining the operation of the embodiment of the present invention.

FIG. 5 is an explanatory diagram of an example of a screen display according to the present invention.

FIG. 6 is an explanatory diagram of an example of a screen display according to the present invention.

FIG. 7 is an explanatory diagram of an example of a screen display of the present invention.

[Explanation of symbols]

1: storage means, 2: selection means, 3: work size input means, 4: material size input means, 5: piece number designation means,
6: color coding designation means, 7: calculation means, 8: display means, 1
0: pattern data / calculation program storage device, 11: temporary storage device, 22: patchwork pattern selection key, 23: work size input key, 24: material size input key, 25:
Piece number designation key, 26: Color code designation key, 27: Control key, 29: Patchwork calculation mode selection key, 80:
Display control device, 81: Display device, 82: Work size display, 83: Piece number display, 84: Material piece size result display, 85: Piece number result display for each color, 86: Overall material size result display, 90: Advice display screen, 100: CP
U, 101: program storage device, 103: rotation speed command device, 104: sewing mode selection button, 110: sewing machine motor drive circuit, 111: sewing machine motor, 112: stitch forming mechanism, 113: motor rotation detection sensor, 114: Timing signal generator.

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification number Reference number within the agency FI Technical indication location // G06F 17/50 (72) Inventor Akira Sasano 1463, Sakuma-cho, Hachioji-shi, Tokyo Jami no Mi Shin Industry Co., Ltd. (72) Inventor Shinichi Fukada 1463 Asama-cho, Hachioji-shi, Tokyo Janome Eye Machine Co., Ltd.

Claims (12)

[Claims] 1. A means for giving information about a pattern shape of a patchwork, a means for giving information about a color of a patchwork pattern, a means for giving information about a size of a patchwork work, and the information required based on the information. A patchwork sewing auxiliary device comprising: means for calculating the size of each material piece to be processed and the size of the entire material for each required color; and means for outputting the calculation result. 2. A means for giving information about the shape of the patchwork pattern, a means for giving information about the color of the patchwork pattern, a means for giving information about the size of the patchwork work, and the information required based on the information. A patchwork sewing auxiliary device comprising: means for calculating the size of each material piece and the number of material pieces for each color; and means for outputting the calculation result. 3. A means for giving information on the pattern shape of the patchwork, a means for giving information on the color of the patchwork pattern, a means for giving information on the size of the entire material of the patchwork, and based on the information. A patchwork sewing auxiliary device comprising: means for calculating the required size of each material piece; and means for outputting the calculation result. 4. The patchwork sewing auxiliary device according to claim 1, wherein the information on the color of the pattern of the patchwork includes information on the color classification of the pattern pieces. 5. The means for giving information about the patchwork pattern shape stores the information about the plurality of patchwork pattern shapes, and the information and color about the desired patchwork pattern from the storing means. 5. The patchwork sewing auxiliary device according to claim 1, 2 or 3 or 4, further comprising means for selecting information. 6. The patchwork sewing auxiliary device according to claim 1, wherein the means for giving information about the color of the patchwork pattern is means for inputting information about the color. 7. The means for inputting information about the color comprises:
The patchwork sewing auxiliary device according to claim 6, which is a color scanner means. 8. The means for giving information about the color of the patchwork comprises a means for storing information about the colors of the patchwork, and a means for selecting information about a desired color from the storing means. The patchwork sewing auxiliary device according to claim 1, 2 or 3 or 4 or 5. 9. The patchwork sewing auxiliary device according to claim 1, wherein the output means is an image display means, or 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8. 10. The output means is a voice display means, 1. or 2 or 3 or 4 or 5 or 6 or 7 or 8
The patchwork sewing auxiliary device described in. 11. The output means is a printing means, 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8.
The patchwork sewing auxiliary device described in. 12. A sewing machine provided with the patchwork sewing auxiliary device according to claim 1, 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11.