JPH11276738A - Multi-pattern sewing machine - Google Patents

Abstract

(57) [Problem] To prevent a pattern from protruding in a pattern arrangement direction and a pattern from a sewing area in a direction orthogonal to that direction. SOLUTION: A (small) pattern, B (medium) pattern, C (large) pattern
When a pattern, a D (medium) pattern, and an E (small) pattern are selected in combination, data is stored in an area designated by each address value in the RAM as shown in FIG. The LCD 30 displays the shape of each pattern and the distances in the left-right direction and the front-back direction. That is, in this case, as the distance in the left-right direction,
Pattern width data (2.5) of the C (large) pattern is displayed.
Further, as the distance in the front-rear direction, a value of 5.4 is displayed by adding all the pattern length data (0.7, 1, 2, 1, 0.7).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sewing machine for automatically forming a plurality of patterns selected from a large number of predetermined patterns.

[0002]

2. Description of the Related Art For a conventional multi-pattern sewing machine, an apparatus described in Japanese Patent Application Laid-Open No. 60-60890 has been proposed. This device is configured to display the total length of a plurality of patterns in a direction in which the combined patterns are arranged (hereinafter, referred to as a pattern arrangement direction). Therefore, according to this device, it is possible to prevent the pattern from protruding from the sewing area on the cloth.

[0003]

However, in the conventional device, it is possible to prevent the pattern from protruding in the pattern arrangement direction, but the pattern from the sewing area in the direction orthogonal to the direction (hereinafter referred to as the pattern width direction). No overhang is considered.

Accordingly, there is a problem that the pattern protrudes from the sewing area on the cloth in the pattern width direction, or a part of the combination pattern overlaps with the previously formed pattern.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems. An object of the present invention is to form a pattern from a sewing area on a cloth in the width direction of the pattern when forming patterns having different sizes in combination. An object of the present invention is to provide a sewing machine that does not protrude.

[0006]

In order to achieve the above object, the present invention provides a storage means for storing pattern width data relating to the length of each pattern in the pattern width direction, and a plurality of patterns each corresponding to a combined pattern. Reading means for reading the pattern width data from the storage means, data selecting means for selecting the largest pattern width data from the plurality of read pattern width data, and pattern width data selected by the data selecting means. And a display device for notifying an operator of the highest width in the pattern combined according to the above.

In the sewing machine configured as described above, the highest width in the combined pattern is displayed.

[0008]

FIG. 1 shows the appearance of a multi-pattern sewing machine to which the present invention is applied. A pillar 12 is erected on a bed 10 and an arm 14 is connected to one end of the bed. Is horizontally indicated by the pillar 12. A head 16 is formed at the other end of the arm portion 14, and a needle provided with a sewing needle 18 at the other end of the head 16, which is reciprocated up and down in synchronization with rotation of a main shaft of a sewing machine (not shown). Stick 2
0, and a presser foot 22 which is moved to a raised position and a lowered position by manual operation, respectively. On the other hand, near the needle drop point of the sewing needle 18 on the bed 10, a feed dog 24 for feeding the work cloth back and forth and left and right by being reciprocated in synchronization with the rotation of the sewing machine main shaft is provided.

On the pattern display section 26 provided on the front surface of the arm section 14, a large number of patterns including groups A, B and C are displayed in a form smaller than the actual size together with the pattern numbers of the digits (not shown). . The patterns belonging to group B are so-called continuous sewing patterns including practical sewing such as straight stitching and zigzag and decorative patterns, the patterns belonging to group A are letters and numerals, and the patterns belonging to group C are a series of patterns or letters. . The patterns belonging to the groups A or C are so-called cycle patterns sewn individually for each pattern. In order to select a desired pattern, ten pattern selection switches 28 each having a number stamped thereon are provided. Further, on the right side of the pattern display section 26, the name or shape of the pattern, the actual dimensions of the pattern in the front-rear feed direction of the work cloth (pattern arrangement direction), the needle swing direction and the left-right feed direction of the work cloth (pattern width) An LCD 30 is provided as a display device for displaying the actual dimensions of the pattern in the (direction). And
On the right side of the pattern selection switch 28, a combination designation switch 3
4 are arranged. Reference numeral 38 denotes a start / stop switch for starting / stopping the sewing machine, and reference numeral 40 denotes a speed setting device for setting the speed of the sewing machine motor to a desired value.

The electrical configuration of the multi-pattern sewing machine configured as described above will be described with reference to FIG.

The pattern selection device 44 is a pattern selection switch 34
And a pattern selection signal according to the operation
It is configured to supply to U46. The combination designating device 48 includes the combination designating switch 34, and is configured to supply the combination designating signal to the combination designating signal CPU 46 in accordance with the operation thereof. The CPU 46 is configured to operate according to the flowchart shown in FIG. 3 when various signals are supplied. The ROM 50 stores a program for driving the CPU 46, stitch data for forming various patterns, and pattern width data and pattern length data representing the sizes of various patterns as shown in the table of FIG. .
The RAM 52 stores the pattern selection signals corresponding to the selected pattern in the combination order and temporarily stores the pattern width data and the pattern length data relating to the size of the pattern in the combination order as shown in the table of FIG. It is configured to memorize. In FIGS. 4 and 5, actual patterns and actual sizes are stored for convenience rather than the form of data actually stored.

The stitch forming device 54 includes the sewing needle 18 and the feed dog 2.
4, and is configured to drive the sewing needle 18 and the feed dog 24 in accordance with a signal supplied from the CPU 46. The swinging movement of the sewing needle 18 and the feed dog 24
The specific configuration for performing the forward, backward, left and right movements is the same as that of the device described in Japanese Patent Application Laid-Open No. 2-167196, and a detailed description thereof will be omitted. The LCD 30 is configured to display various information in accordance with a signal supplied from the CPU 46.

The operation of the sewing machine configured as described above will be described with reference to the flowchart of FIG.
The operation of reading the pattern from the ROM 50, the operation of storing the data in the RAM 52, and the operation of outputting the data to the stitch forming device 54 when the pattern is selected are the same as those of the device described in Japanese Patent Application Laid-Open No. 60-60890. Therefore, the detailed description is omitted.

First, when power is supplied to the sewing machine, the CPU 46
Performs initial setting in step SP1 (hereinafter, referred to as only SP1; other steps are the same). This initial setting includes an operation of setting an address value designating an area for storing pattern width data and the like to 0001.

Next, when the operator operates the pattern selection switch 28 to select the A (small) pattern in order to form a combination pattern as shown in FIG. 6, the CPU 46 selects the pattern in SP2. Is determined. And CPU
A RAM 52 stores a pattern code corresponding to the A (small) pattern.
And display data for displaying the image of the A (small) pattern to the LCD 30. CPU again
46 is an A3 shown in FIG.
The pattern width data (1) and the pattern length data (0.8) corresponding to the (small) pattern are read out, and the address value 0 of the RAM 54 is read.
001 respectively. Next, CPU
46 is an address value 000 of the RAM 54 in SP4.
The maximum value of the pattern width data stored in the storage area 1 and subsequent is selected and the data is output to the LCD 30.
In this case, since there is only one stored data,
The pattern width data (0.7) of the (small) pattern is output. Further, in SP5, the CPU adds all the pattern length data stored in the storage area of the RAM 54 after the address value 0001 and outputs the result to the LCD 30. ,
Since there is only one stored data, the pattern length data (0.8) of the A (small) pattern is output. LCD30
Performs a display operation as shown in FIG. 6 along the supplied data, the pattern width data and the pattern length data. In the present embodiment, since the patterns are arranged horizontally in the front-rear direction when viewed from the operator, the pattern width data is displayed as a distance in the left-right direction, and the pattern length data is displayed as a distance in the front-rear direction. .

When the operator operates the combination designating switch 34 in order to select the B (medium) pattern next to the A (small) pattern, the CPU 46 determines in SP6 that the switch 34 has been operated. In SP7, the address value 0001 is incremented to obtain the address value 000.
As 2, the area for storing the pattern width data and the pattern length data of the B (small) pattern is designated.

By repeating the above operation, A (small) pattern, B
When a combination of the (medium) pattern, the C (large) pattern, the D (medium) pattern, and the E (small) pattern is selected, data is stored in an area designated by each address value in the RAM 54 as shown in FIG. . As shown in FIG. 8, the LCD 30 displays the shape of each pattern and the distance in the left-right direction and the front-back direction. That is, in this case, the pattern width data (2.5) of the C (large) pattern is displayed as the distance in the left-right direction. In addition, all the pattern length data (0.7,
1, 2, 1, 0.7) are added, and a value of 5.4 is displayed.

The operator recognizes the actual size of the entire selected and combined pattern by looking at the displayed value, and
8 can be easily positioned. Then, by operating the start / stop switch 38, the sewing machine starts a known sewing operation and forms the combination pattern shown in FIG. 6 at a predetermined position on the work cloth.

The present invention is not limited to the embodiment described in detail above, and various modifications can be made.

For example, in this embodiment, the feed dog 24
However, the pattern may be formed by holding the work cloth with an embroidery frame or the like and driving the embroidery frame.

[0021]

As described above in detail, in the sewing machine of the present invention, when forming patterns of different sizes in combination,
Since the maximum width in the direction orthogonal to the direction in which the patterns are arranged is displayed, the patterns can be reliably formed in the sewing area on the cloth.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an appearance of a sewing machine to which an embodiment of the present invention is applied.

FIG. 2 is a block diagram showing an electric configuration of a part of the sewing machine.

FIG. 3 is a flowchart showing an operation of a part of the CPU of the sewing machine.

FIG. 4 is a diagram showing a part of contents stored in a ROM of the sewing machine.

FIG. 5 is a diagram showing a part of contents stored in a RAM of the sewing machine.

FIG. 6 is an explanatory diagram illustrating a pattern formed by the sewing machine.

FIG. 7 is an explanatory diagram showing a display state of an LCD of the sewing machine.

FIG. 8 is an explanatory diagram showing a display state of an LCD of the sewing machine.

[Explanation of symbols]

 18 sewing needle 24 feed dog 28 pattern selection switch 30 LCD 34 combination designation switch 44 pattern selection device 46 CPU 48 combination designation device 54 stitch forming device

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[Procedure amendment]

[Submission date] December 25, 1998

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Full text

[Correction method] Change

[Correction contents]

[Document Name] Statement

[Title of the Invention] Multi-pattern sewing machine

[Claims]

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sewing machine for automatically forming a plurality of patterns selected from a large number of predetermined patterns.

[0002]

2. Description of the Related Art For a conventional multi-pattern sewing machine, an apparatus described in Japanese Patent Application Laid-Open No. 60-60890 has been proposed. This device is configured to display the total length of a plurality of patterns in a direction in which the combined patterns are arranged (hereinafter, referred to as a pattern arrangement direction). Therefore, according to this device, it is possible to prevent the pattern from protruding from the sewing area on the cloth.

[0003]

SUMMARY OF THE INVENTION However, the conventional
Although the total length value is displayed on the device,
If the pattern is too large or too small
There is a problem that there is a risk of doing so.

[0004] The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to correct the length of a pattern.
An object of the present invention is to provide a sewing machine for notification .

[0005]

In order to achieve the above-mentioned object, a multi-pattern sewing machine according to claim 1 has a predetermined pattern.
Pattern selection for selecting a desired pattern from a large number of
Selection means and sewing needles and processing to form the selected pattern
A seam forming means for changing a relative position with respect to the cloth;
Display means for displaying the length of the printed pattern and the unit of that length.
In addition, both length and unit are displayed.

According to a second aspect of the present invention, there is provided the multi-pattern sewing machine according to the second aspect.
Equipped with display means for displaying the length direction with characters, using characters
Displays the length direction.

A multi-pattern sewing machine according to a third aspect of the present invention comprises a
Display means for displaying the length in the direction of
The length of the direction is displayed.

According to a fourth aspect of the present invention, there is provided the multi-pattern sewing machine according to the first aspect.
Display means for displaying the length divided into columns is provided.
It is displayed separately.

A multi-pattern sewing machine according to a fifth aspect of the present invention has a
Display means for displaying the unit for each length in the direction of
The lengths in multiple directions are paired with the unit.
You.

According to a sixth aspect of the present invention, the multi-pattern stitching machine is provided
Indication that multiple directions are orthogonal directions
A display means is provided, and the fact that the direction is orthogonal is displayed.

[0011] The multi-pattern stitch sewing machine according to claim 7 is characterized in that:
Display the selected pattern and the length and unit on the same screen
Display means for displaying the selected pattern and the length.
And the unit are displayed on the same screen.

A multi-pattern sewing machine according to a seventh aspect of the present invention is a multi-pattern sewing machine.
A display hand for displaying the length and the unit below the drawn pattern
A step, wherein the length and unit are below the selected pattern.
Is displayed.

[0013] The multi-pattern sewing machine according to claim 8 is large in size.
Pattern selection hand to select a pattern from a group of patterns of different length
Display columns and selected patterns according to their size
Display that displays the length and the unit on the same screen
Means, each size of pattern, length and unit
Displayed on the same screen.

According to a ninth aspect of the present invention, there is provided the multi-pattern sewing machine according to the first aspect of the invention.
Display means with a unit of cm is provided.
Is displayed.

[0015] A multi-pattern sewing machine according to claim 10 is a
A pattern selection means for selecting characters is provided.
Is displayed.

[0016]

FIG. 1 shows the appearance of a multi-pattern sewing machine to which the present invention is applied. A pillar 12 is erected on a bed 10 and an arm 14 is connected to one end of the bed. Is horizontally indicated by the pillar 12. A head 16 is formed at the other end of the arm portion 14, and a needle provided with a sewing needle 18 at the other end of the head 16, which is reciprocated up and down in synchronization with rotation of a main shaft of a sewing machine (not shown). Stick 2
0, and a presser foot 22 which is moved to a raised position and a lowered position by manual operation, respectively. On the other hand, near the needle drop point of the sewing needle 18 on the bed 10, a feed dog 24 for feeding the work cloth back and forth and left and right by being reciprocated in synchronization with the rotation of the sewing machine main shaft is provided.

On the pattern display section 26 provided on the front surface of the arm section 14, a large number of patterns including groups A, B, and C are displayed together with the pattern numbers of the digits (not shown) in a form smaller than the actual size. . The patterns belonging to group B are so-called continuous sewing patterns including practical sewing such as straight stitching and zigzag and decorative patterns, the patterns belonging to group A are letters and numerals, and the patterns belonging to group C are a series of patterns or letters. . The patterns belonging to the groups A or C are so-called cycle patterns sewn individually for each pattern. In order to select a desired pattern, ten pattern selection switches 28 each having a number stamped thereon are provided. Further, on the right side of the pattern display section 26, the name or shape of the pattern, the actual dimensions of the pattern in the front-rear feed direction of the work cloth (pattern arrangement direction), the needle swing direction and the left-right feed direction of the work cloth (pattern width) An LCD 30 is provided as a display device for displaying the actual dimensions of the pattern in the (direction). And
On the right side of the pattern selection switch 28, a combination designation switch 3
4 are arranged. Reference numeral 38 denotes a start / stop switch for starting / stopping the sewing machine, and reference numeral 40 denotes a speed setting device for setting the speed of the sewing machine motor to a desired value.

The electrical configuration of the multi-pattern sewing machine configured as described above will be described with reference to FIG.

The pattern selection device 44 is a pattern selection switch 34
And a pattern selection signal according to the operation
It is configured to supply to U46. The combination designating device 48 includes the combination designating switch 34, and is configured to supply the combination designating signal to the combination designating signal CPU 46 in accordance with the operation thereof. The CPU 46 is configured to operate according to the flowchart shown in FIG. 3 when various signals are supplied. The ROM 50 stores a program for driving the CPU 46, stitch data for forming various patterns, and pattern width data and pattern length data representing the sizes of various patterns as shown in the table of FIG. .
The RAM 52 stores the pattern selection signals corresponding to the selected pattern in the combination order and temporarily stores the pattern width data and the pattern length data relating to the size of the pattern in the combination order as shown in the table of FIG. It is configured to memorize. In FIGS. 4 and 5, actual patterns and actual sizes are stored for convenience rather than the form of data actually stored.

The stitch forming device 54 includes the sewing needle 18 and the feed dog 2.
4, and is configured to drive the sewing needle 18 and the feed dog 24 in accordance with a signal supplied from the CPU 46. The swinging movement of the sewing needle 18 and the feed dog 24
The specific configuration for performing the forward, backward, left and right movements is the same as that of the device described in Japanese Patent Application Laid-Open No. 2-167196, and a detailed description thereof will be omitted. The LCD 30 is configured to display various information in accordance with a signal supplied from the CPU 46.

The operation of the sewing machine configured as described above will be described with reference to the flowchart of FIG.
The operation of reading the pattern from the ROM 50, the operation of storing the data in the RAM 52, and the operation of outputting the data to the stitch forming device 54 when the pattern is selected are the same as those of the device described in Japanese Patent Application Laid-Open No. 60-60890. Therefore, the detailed description is omitted.

First, when power is supplied to the sewing machine, the CPU 46
Performs initial setting in step SP1 (hereinafter, referred to as only SP1; other steps are the same). This initial setting includes an operation of setting an address value designating an area for storing pattern width data and the like to 0001.

Next, in order to form a combination pattern as shown in FIG. 6, when the operator operates the pattern selection switch 28 to select the A (small) pattern, the CPU 46 selects the pattern in SP2. Is determined. And CPU
A RAM 52 stores a pattern code corresponding to the A (small) pattern.
And display data for displaying the image of the A (small) pattern to the LCD 30. CPU again
46 is an A3 shown in FIG.
The pattern width data (1) and the pattern length data (0.8) corresponding to the (small) pattern are read out, and the address value 0 of the RAM 54 is read.
001 respectively. Next, CPU
46 is an address value 000 of the RAM 54 in SP4.
The maximum value of the pattern width data stored in the storage area 1 and subsequent is selected and the data is output to the LCD 30.
In this case, since there is only one stored data,
The pattern width data (0.7) of the (small) pattern is output. Further, in SP5, the CPU adds all the pattern length data stored in the storage area of the RAM 54 after the address value 0001 and outputs the result to the LCD 30. ,
Since there is only one stored data, the pattern length data (0.8) of the A (small) pattern is output. LCD30
Performs a display operation as shown in FIG. 6 along the supplied data, the pattern width data and the pattern length data. In the present embodiment, since the patterns are arranged horizontally in the front-rear direction when viewed from the operator, the pattern width data is displayed as a distance in the left-right direction, and the pattern length data is displayed as a distance in the front-rear direction. .

When the operator operates the combination designating switch 34 in order to select the B (medium) pattern next to the A (small) pattern, the CPU 46 determines in SP6 that the switch 34 has been operated. In SP7, the address value 0001 is incremented to obtain the address value 000.
As 2, the area for storing the pattern width data and the pattern length data of the B (small) pattern is designated.

By repeating the above operation, A (small) pattern, B
When a combination of the (medium) pattern, the C (large) pattern, the D (medium) pattern, and the E (small) pattern is selected, data is stored in an area designated by each address value in the RAM 54 as shown in FIG. . As shown in FIG. 8, the LCD 30 displays the shape of each pattern and the distance in the left-right direction and the front-back direction. That is, in this case, the pattern width data (2.5) of the C (large) pattern is displayed as the distance in the left-right direction. In addition, all the pattern length data (0.7,
1, 2, 1, 0.7) are added, and a value of 5.4 is displayed.

The operator recognizes the actual size of the entire selected and combined pattern by looking at the displayed value, and
8 can be easily positioned. Then, by operating the start / stop switch 38, the sewing machine starts a known sewing operation and forms the combination pattern shown in FIG. 6 at a predetermined position on the work cloth.

The present invention is not limited to the embodiment described in detail above, and various modifications can be made.

For example, in this embodiment, the feed dog 24
However, the pattern may be formed by holding the work cloth with an embroidery frame or the like and driving the embroidery frame.

[0029]

As described in detail above, claim 1 of the present invention
In the multi-pattern sewing machine described,
The length and unit are displayed together, so the user can
Can be grasped correctly.

A multi-pattern sewing machine according to claim 2
Indicates the length direction in characters, so the user can
The length can be easily grasped.

In the multi-pattern sewing machine according to the third aspect,
Is displayed for lengths in multiple directions.
Can correctly grasp the length of the pattern in multiple directions.

In the multi-pattern sewing machine according to the fourth aspect,
Is displayed for each length of the column.
The length of the pattern is easy to see.

In the multi-pattern sewing machine according to the fifth aspect,
Has a pair of units each with a length in multiple directions
Therefore, the user can correctly grasp the length of the pattern.

A multi-pattern sewing machine according to claim 6
Indicates that the direction is orthogonal, so the user can
The length of each pattern can be correctly grasped.

In the multi-pattern sewing machine according to the seventh aspect,
Indicates the length and unit below the selected pattern.
The pattern, length, and unit are displayed in an identifiable manner.

A multi-pattern sewing machine according to claim 8
Shows the same size pattern, length and unit on the same screen
Is displayed on the screen, the user can correct the length of the pattern
I can understand it properly.

A multi-pattern sewing machine according to claim 9
Is displayed in units of cm, so the user can
The length in cm of the pattern can be correctly grasped.

The multi-pattern sewing machine according to claim 10.
In some cases, the length of the character is displayed.
The length of the character pattern can be correctly grasped.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an appearance of a sewing machine to which an embodiment of the present invention is applied.

FIG. 2 is a block diagram showing an electric configuration of a part of the sewing machine.

FIG. 3 is a flowchart showing an operation of a part of the CPU of the sewing machine.

FIG. 4 is a diagram showing a part of contents stored in a ROM of the sewing machine.

FIG. 5 is a diagram showing a part of contents stored in a RAM of the sewing machine.

FIG. 6 is an explanatory diagram illustrating a pattern formed by the sewing machine.

FIG. 7 is an explanatory diagram showing a display state of an LCD of the sewing machine.

FIG. 8 is an explanatory diagram showing a display state of an LCD of the sewing machine.

[Description of Signs] 18 sewing needle 24 feed dog 28 pattern selection switch 30 LCD 34 combination designation switch 44 pattern selection device 46 CPU 48 combination designation device 54 stitch forming device

Claims (1)

[Claims] 1. A pattern selecting means for selecting a desired pattern from a number of predetermined patterns, a combination specifying means for sequentially combining the patterns selected by the pattern selecting means, and the combination specifying means Stitch forming means for changing the relative position between the sewing needle and the work cloth in order to form a plurality of patterns combined by the sewing machine, in a pattern width direction orthogonal to a direction in which the plurality of patterns are arranged. Storage means for storing pattern width data relating to the length of each of the multiple patterns; reading means for reading a plurality of pattern width data respectively corresponding to the combined patterns from the storage means; Data selecting means for selecting the largest pattern width data from the plurality of pattern width data, and pattern width data selected by the data selecting means. Multi pattern sewing machine comprising a display device for informing the maximum width of the combinations have been in pattern to the operator Te.