JP2923321B2 - Electronic sewing machine pattern selection device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION The present invention relates to a pattern selection device of an electronic sewing machine in which a memory cassette is detachable so that a pattern other than a built-in pattern can be sewn.

(Problems to be Solved by the Related Art and the Invention) In addition to a group of patterns corresponding to stitch data stored in the sewing machine in advance, a memory cassette storing stitch data corresponding to another pattern is mounted. 2. Description of the Related Art A sewing machine that can form a pattern other than a built-in pattern is known.

In these sewing machines, in order to know a desired pattern in the built-in pattern and the pattern of the memory cassette, each of the sewing machines is switched by operating a switching means between a selection mode of the built-in pattern and a selection mode from the memory cassette. The type of the desired pattern group in the mode was confirmed.

For this reason, the operation of the switching means is required only to know the type of the memory cassette currently mounted, and it is extremely difficult to confirm the operation.

(Means for Solving the Problems) For this reason, in the present invention, the type of the built-in pattern group and the type of the pattern group of the memory cassette detachably mounted are displayed on the display unit at the time of selecting the pattern, and from the displayed ones, Selection of a desired pattern group and selection of a desired pattern from the selected pattern group can be continuously performed by a simple operation, and a desired pattern can be selected from a built-in pattern and a pattern that is detachably added. An object of the present invention is to make it possible to quickly select a pattern by a simple operation.

(Example) Next, an example of the present invention will be described in detail with reference to the drawings.

FIG. 2 is an external view of the sewing machine equipped with the pattern selecting means of the present invention. The sewing machine frame 1 is connected to a drive unit (not shown) and connected to a needle bar connected to an upper shaft 2 to which rotation is transmitted. 3 is supported so as to move left and right and up and down, and a needle 57 is fixed to the tip of the needle bar.

A needle plate 58 is fixed to the sewing machine frame 1 below the needle. The needle plate 58 is protruded and retracted from a needle hole for the needle 57 to penetrate and a feed dog 59 driven in the front-rear direction orthogonal to the left-right movement of the needle bar 3. And a feed dog groove is formed.

Numeral 53 denotes a shuttle as a needle thread catching means, which forms a lock stitch under the needle plate 58 in cooperation with the needle 57.

The needle bar 3 is connected to a needle amplitude stepping motor 4 (not shown) fixed to the sewing machine frame 1 via a connecting means. Is connected to a stepping motor 5 (not shown) for feed adjustment which is fixed.

The pattern stitches are formed in synchronization with the rotation of the upper shaft 2 by driving the needle amplitude stepping motor 4 to move the needle 57 up and down and left and right, and to drive the feed adjusting stepping motor 5 to feed. The pattern stitches are formed by adjusting the amount of movement of the teeth 59 back and forth.

Reference numeral 6 denotes a front panel fixed to the front of the sewing machine frame 1, and a pattern selection means 7 is mounted on the front panel.

The pattern selecting means 7 is the same as that of Japanese Patent Application No. 63-316107 filed by the applicant of the present application, and thus the detailed description is omitted.

As shown in FIG. 3, the pattern selecting means 7 comprises a transparent touch panel 9 disposed on the front side and a liquid crystal display panel 10 disposed below the transparent touch panel.

The liquid crystal display panel 10 is positioned at a position corresponding to the selection detection section of the transparent touch panel 9 so as to be displayed.

That is, in the transparent touch panel 9, four horizontal signal lines from A to D and vertical signal lines from 1 to 5 are arranged, and an intersection 20 thereof is a selection detection unit, which corresponds to a touch key. ing.

Therefore, the intersection 9a is the intersection of the horizontal signal line A and the vertical signal line 1, and when this 9a is operated, the signal A1 is selected and detected.

As shown in FIG. 3, the liquid crystal display panel 10 displays both the pattern groups stored therein and the pattern group stored in the externally detachable memory cassette for selection of both patterns. By selecting a pattern group, a pattern display unit 10a for switching and displaying display contents for selection of each pattern in the selected pattern group, and a selected pattern display unit 10b for displaying the selected pattern, A function selection display section 10c for changing and setting various sewing functions at the time of pattern selection is formed.

 Next, a control device for a sewing machine according to the present invention will be described.

In FIG. 1, reference numeral 13 denotes a central processing unit, to which a transparent touch panel 9 is connected. Arithmetic unit
Connected to 13.

The liquid crystal display panel 10 is connected to the central processing unit 13 via the liquid crystal display control means 32. The liquid crystal display control means is configured as a VRAM (video ram) for temporarily storing pattern information to be displayed on the liquid crystal display panel 10, for example, LH5164 manufactured by Sharp.
L-15 RAM is used.

The sewing machine motor 15 as a drive source described above is connected to the central processing unit 13 via a motor drive circuit 16.

The built-in ROM 17 is a read-only storage means, of which a first ROM is a system program storage means 18 for reading the transparent touch panel 9, and a second ROM is a system program storage means 19 for switching display of the liquid crystal display panel 10. The third ROM is composed of pattern information storage means 20 for storing sewing pattern information including stitch formation data, and the fourth ROM is composed of display data storage means 21 for storing a built-in pattern group. The memory is connected to the central processing unit 13.

In the display data storage means 21, the patterns stored in the pattern information storage means 20 are divided into a plurality of built-in pattern groups for enabling display and selection on the liquid crystal display panel 10 as a display means. Further, pattern group display data for displaying each pattern group and display data of a pattern group of a connectable memory cassette are also stored.

The RAM 22 is a storage means capable of reading and writing data,
The first RAM 23 comprises a selected pattern storage means for storing a selected pattern, and the second RAM 24 comprises a function adjustment information storage means 24, and is connected to the central processing unit 13.

The EEPROM 25 is an electrically writable storage device that does not require a holding power supply, and is connected to the central processing unit 13 as a combination pattern storage device.

The external ROM 26 is mounted in a memory cassette that can be detached from the outside, and the internal ROM 17 stores patterns different from those stored.

Among them, the fifth ROM 27 is pattern information storage means for storing pattern information including stitch forming data, and the fifth ROM 28 is a sixth ROM.
The ROM is a pattern display information storage unit that stores display data, and is connected to the central processing unit 13 when an external ROM is mounted.

The pattern display information storage means 28 also stores display data for displaying a pattern group stored in the memory cassette.

In the present embodiment, a "storing" display 34 for storing the selected pattern is provided in the function selection display section 10c, and the pattern selected by operating following the pattern selection is stored. The selection is made directly by operating the transparent touch panel 9 arranged on the pattern display section 10a.

For this reason, the "memory" display 34 for storing the selected pattern is provided in the function selection display section 10c of the liquid crystal display panel 10, and the "memory" displayed in the system program storage means 18 for reading the first ROM is supported. By operating the transparent touch panel 9 on the pattern display unit 10a, a pattern is selected by the pressure-sensitive element, and the selected pattern is stored by the subsequent operation of the "storing" display 34.

 Next, the pattern selection operation of the present invention will be described.

When the power is turned on, the liquid crystal display panel 10 changes from a state in which a pattern or the like as shown in FIG. 2 is not displayed to a pattern group display data for displaying each pattern group from the display data storage means 21 as shown in FIG. The display data of the pattern group of the connectable memory cassette is read out to display a pattern or the like.

As for the built-in pattern group and the pattern group of the mounted memory cassette, the pattern group of the memory cassette that is not mounted is selectively identified and displayed by the respective display data.

In this embodiment, the pattern group of the memory cassette detachably mounted to the built-in pattern group is identified as a normal display with black display on a white background, and the pattern group of the non-installed memory cassette is identified as a reverse display by inverting black and white. .

A desired pattern group is selected by operating the transparent touch panel 9 on the display. In the present embodiment, a case where the transparent touch panel 9 on “A to Z” is operated will be described.

"A to Z" by signal A2 from transparent touch panel 9
Is determined to have been selected, and the switching information relating to the "A to Z" pattern group is read from the system program storage means 19 relating to the switching display of the second ROM.

The switching information includes a signal for reading information from the system program storage unit 18 relating to reading of the first ROM, and a signal for reading information from the display data storage unit 21 of the fourth ROM. .

By this signal, the display data storage means 21 of the fourth ROM
The display data of the "A to Z" pattern group is read out from the display panel, a plurality of patterns included in the selected pattern group are displayed on the pattern display section 10a of the liquid crystal display panel 10 as shown in FIG. The read data is set corresponding to the “A to Z” pattern group.

"A" is selected from the patterns displayed on the pattern display section 10a.
A case where a pattern is selected will be described.

When the selection signal A1 is output by operating the transparent touch panel 9 above "A" displayed on the pattern display section 10a, the first ROM1
8, the pattern "A" is read, and the pattern "A" is selected, so that the display data is read from the fourth ROM 21, output to the liquid crystal display control means 32, and displayed at the selected display position 10b.

When the selected pattern signal outputs "A" pattern, the third ROM
Various kinds of data are stored in advance in the pattern information storage means 20 corresponding to the formation of each pattern, and when the data contents are not changed, the sewing machine motor is operated by operating the sewing machine starting means (not shown). 15 rotates, upper shaft 2 rotates and the needle
Needle amplitude stepping motor 4
Then, the stepping motor 5 for feed adjustment operates with the stitch data read from the pattern information storage means 20 of the third ROM to form a predetermined pattern "A".

Next, a case will be described in which the transparent touch panel 9 on the pattern group display section 10a is operated to select another desired pattern from the pattern group in the mounted memory cassette.

A desired pattern group is selected by operating the transparent touch panel 9 on the display.

In the present embodiment, a case where the transparent touch panel 9 on the “flower pattern group” is operated will be described.

It is determined from the signal B1 from the transparent touch panel 9 that the “flower pattern group” has been selected, and the switching information about the “flower pattern group” pattern group is read from the system program storage unit 19 for switching display.

This switching state includes a signal for reading information from the system program storage unit 18 relating to reading and a pattern display information storage unit 28 of the sixth ROM of the second memory 26.
And a signal for reading out the information from.

By this signal, the pattern display information storage means 28 of the sixth ROM
The display data of the "flower pattern group" pattern group is read out from the memory, and a plurality of patterns included in the "flower pattern group" are displayed on the pattern display section 10a of the liquid crystal display panel 10 as shown in FIG. 9 are set corresponding to the “flower pattern group” pattern group.

When a selection signal is output by operating the transparent touch panel 9 on the display of a desired pattern from the patterns displayed on the pattern display unit 10a, the system program in the first ROM 18 reads the pattern and selects the pattern. And the sixth
The display data is read from the ROM 28 and the liquid crystal display control means 32 is read out.
And the selected pattern is displayed on the selected pattern display section 10b of the liquid crystal display panel 10.

When the selection pattern signal outputs the selection pattern, the sewing machine motor 15 is rotated by the operation of the sewing machine starting means (not shown),
The upper shaft 2 is rotated to adjust the vertical movement of the needle 57, and the stepping motor 4 for needle amplitude and the stepping motor 5 for feed adjustment
Operate with the stitch data read from the pattern seam data storage means 27 of the fifth ROM to form a flower pattern of a predetermined shape.

Next, a case where patterns of different pattern groups are combined and stored will be described.

First, the user selects the pattern group to which the first one of the combination patterns belongs by operating the transparent touch panel 9 from the pattern group selection state, and displays the pattern including the first character “A” on the liquid crystal display panel 10 of the pattern selection means 7. Display groups.

When the transparent touch panel 9 on the pattern display 10a is operated, the selection detecting section 9a detects the operation, outputs a signal corresponding to the display position, and displays the signal at the selected pattern display position 10b.

Next, when the transparent touch panel 9 on the "store" display on the function selection display section 10c is operated, a signal corresponding to the display position is output and displayed on the display position stored in the liquid crystal display control means 32 at this time. It is determined that the selected pattern “A” has been selectively stored and stored in the selected pattern storage means 23 of the first RAM.

Next, when the transparent touch panel 9 on the "menu" display 37 of the function selection display section 10c is operated, a signal D5 corresponding to the display position is output, and the pattern group selection state of FIG.

In addition, since the pattern group is displayed at the same time as both the pattern group of the internal ROM 17 and the pattern group of the external second memory 26,
A pattern on either side can be combined with a pattern on the other side.

Subsequently, a group of patterns to which the desired pattern belongs is selected and displayed on the pattern display section 10a of the liquid crystal display panel 10.

By operating the selection detecting section of the transparent touch panel 9 on the pattern displayed on the built-in pattern display section, the next pattern to be combined is selected.
Is operated, it is determined that the pattern displayed at the display position has been selected and stored, and the selected pattern is stored in the selected pattern storage means 23 of the first RAM subsequent to the previously selected pattern, and the selected pattern is displayed.
In 10b, they are displayed side by side with the previously selected pattern display. After the desired plural patterns are all selected and stored in order and the combination is completed, the sewing machine motor 15 is rotated and the upper shaft 2 is driven by operating the sewing machine starting means (not shown). Is done.

The patterns are read out in the order stored in the selected pattern storage means 23 of the first RAM, and if the patterns are stored in the internal ROM 17 which is the first memory, the pattern information storage means of the third ROM is read. From 20, the external ROM 26 as the second memory
If the pattern is stored in the needle, the pattern forming data is read from the pattern sewing data storage means 27 of the fifth ROM in synchronization with the vertical movement of the needle 17 and read out.
Then, the stepping motor 5 for feed adjustment is driven to form a combination pattern.

After storing the combination pattern, the selected pattern display section 10
After confirming the display contents of b, the selection detecting portion 9h of the transparent touch panel 9 on the "stop" display 28 is D1 in FIG. 4, and by operating, the lock stitch is added to the end of the combination pattern and the EEPROM is added. Can be combined and stored in the combination pattern storage means 25.

The combination pattern is in a state where a pattern is not selected in the selection pattern display section 10b, and is operated by the selection detection section of the transparent touch panel 9 on the "memory" display 34, and the EEPROM is selected.
When there is something stored in the OM combination pattern storage means 25, the combination pattern is read from the storage means.

(Effects of the Invention) As described above, according to the present invention, a pattern group of a built-in pattern and an externally mountable pattern can be confirmed in a pattern group selected state, so that the type of an external ROM currently mounted can be easily confirmed. It is possible to select a pattern in the external ROM and a built-in pattern without distinction.

In addition, by switching the combination of the patterns of different pattern groups for each pattern group, it is possible to combine the patterns while confirming them on the display, so that the desired pattern can be selected without erroneous selection.

[Brief description of the drawings]

1 is a control block diagram of a sewing machine, FIG. 2 is an external view of the sewing machine, FIG. 3 is an explanatory diagram of a pattern selecting unit, and FIG. 4 is an explanation of a pattern group display state. Figure, fifth
FIG. 6 is an explanatory view of the display state of the "A to Z" pattern group, FIG. 6 is an explanatory view of the display state of the "flower pattern group" pattern group, 17 is a first memory including a built-in ROM, 26 is a memory cassette, The second memory is an external ROM, 10 is a liquid crystal display panel as pattern display means, 20 is pattern information storage means, and 21 is display data storage means.

────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification symbol FI D05C 5/06 D05C 5/06 (56) References JP-A-60-215392 (JP, A) JP-A-60-215393 (JP) JP-A-1-139909 (JP, A) JP-A-2-31789 (JP, A) JP-A-3-41993 (JP, A) (58) Fields investigated (Int. Cl. ⁶ , DB Name) D05B 3/02 D05B 19/00-19/16 D05B 69/00 D05C 5/06

Claims (3)

(57) [Claims] A plurality of patterns are divided into a pattern group for each type of a first memory mounted in a sewing machine frame and a second memory detachably mounted in the sewing machine frame. A storage unit for storing stitch forming data of each of the plurality of patterns, display data of the patterns, and display data of the type of the plurality of divided pattern groups for each of the pattern groups, and display data of each of the patterns; A display unit comprising a liquid crystal display panel for displaying each based on the display data of each pattern group type, a transparent touch panel including a directly selectable selection operation unit disposed on the display unit and corresponding to a display position, A pattern selection unit configured by a pattern display unit and the transparent touch panel, wherein the pattern display unit simultaneously displays types of the plurality of pattern groups stored in each of the first memory and the second memory; Pattern group display In the state, a pattern group is selected by operating the transparent touch panel on a desired pattern group display, and a plurality of patterns included in the pattern group selected from the pattern group type display state are selectably displayed. A pattern selecting device for an electronic sewing machine, wherein a desired pattern is selected by switching to a display state and operating the transparent touch panel. 2. The pattern selection device for an electronic sewing machine according to claim 1, further comprising a selection pattern display section for displaying only the pattern selected by the selection operation of said pattern selection means. 3. A stitch forming data of a plurality of patterns sequentially selected and stored by the pattern selecting means from a plurality of patterns displayed on the display means, and temporarily stored in the combination pattern storing means. 2. The pattern selection device for an electronic sewing machine according to claim 1, wherein a combination pattern display unit for displaying a combination state of a plurality of patterns is provided on the display unit.