JP2006311931A - Sewing machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sewing machine capable of suitably displaying sewing data when setting an input of intended sewing data. <P>SOLUTION: This sewing machine M stores the sewing data including shape point data and needle location point data for forming a prescribed sewing shape on a workpiece and, if a control part 100 of this sewing machine M determines a data input screen is a data input screen for inputting the shape point data and the needle location point data when displaying the sewing data on the data input screen in a display part 222, identifiably displays a display (shape points Pk) corresponding to the shape point data in the sewing data and a display (needle location points Ph) corresponding to the needle location point data respectively. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a sewing machine, and more particularly to a sewing machine capable of displaying sewing data.

In a recent sewing machine, a control device controls each mechanism of the sewing machine based on sewing data related to sewing, and each mechanism performs an operation according to the sewing data so that a stitch is formed on the sewing product. It has become.
With such a sewing machine, it is possible to input various parameters as sewing data using an input device so that various shapes of stitches can be formed. It can be displayed on the device (see, for example, Patent Document 1).
JP 2003-117273 A

However, in the case of the above-mentioned Patent Document 1, when performing an operation for displaying a predetermined data input screen on the display screen of the display device in order to perform input setting of sewing data, figures and numerical values ( Data) may be displayed. In such a case, the display related to the parameters and data that are the target of the input setting may be confused in various displays, making it difficult to view.
For this reason, there has been a case where an operation for switching the display form of the display screen has to be performed each time so that the display regarding the parameters and data that are the target of the desired input setting is suitably performed.

  An object of the present invention is to provide a sewing machine capable of suitably performing display relating to sewing data when desired input of sewing data is set.

  In order to solve the above problems, the invention described in claim 1 includes a sewing needle that moves up and down, and a cloth holding portion that holds a workpiece and is movable in a direction crossing the vertical movement direction of the sewing needle. A storage means for storing a plurality of sewing data relating to various seam shapes in a sewing machine that forms a seam on a sewing object that is held by a cloth holding part based on sewing data including shape point data and needle drop point data; The display means for displaying the sewing data stored in the storage means, and the display corresponding to the shape point data and the display corresponding to the needle entry point data in the sewing data displayed on the display means can be identified. And an identification display control means for displaying on the screen.

  According to the first aspect of the present invention, the sewing machine stores sewing data including shape point data and needle drop point data for forming a predetermined stitch shape on the sewing product, and displays the sewing data. When displaying on the display, the display corresponding to the shape point data in the sewing data and the display corresponding to the needle drop point data can be displayed in an identifiable manner.

  According to a second aspect of the present invention, in the sewing machine according to the first aspect, a data input screen display control means for displaying a data input screen for inputting various data relating to sewing data on the display means, and a data input screen display control Determining means for determining whether the data input screen displayed on the display means by the means is a data input screen when inputting shape point data and / or needle drop point data, When it is determined that the data input screen displayed on the display means is a data input screen for inputting shape point data and / or needle drop point data, the identification display control means performs shape point data and needle drop point data. The display corresponding to these is displayed so that identification is possible.

  According to the second aspect of the present invention, the same operation as that of the first aspect of the invention can be achieved, and the sewing machine can display various data relating to the sewing data displayed on the display means of the sewing machine. Is a data input screen for inputting shape point data and / or needle drop point data, the display corresponding to the shape point data and needle drop point data in the sewing data can be displayed in an identifiable manner. .

  According to a third aspect of the present invention, in the sewing machine according to the second aspect, the data input screen displayed on the display unit by the determination unit includes a data input screen for inputting the shape point data, and needle drop point data. When it is determined that the data input screen is one of the data input screens when inputting, the identification display control means displays either the shape point data or the needle entry point data corresponding to the data input screen determined by the determination means. A corresponding display is performed.

  According to the invention described in claim 3, while having the same effect as that of the invention described in claim 2, the sewing machine is a data input screen for inputting various data relating to the sewing data displayed on the display means of the sewing machine. Is determined to be one of the data input screen for inputting shape point data or the data input screen for inputting needle entry point data, the data input screen corresponding to the determined data input screen is selected. Display corresponding to either shape point data or needle drop point data can be performed.

  According to a fourth aspect of the present invention, in the sewing machine according to the second or third aspect, the data input screen displayed on the display unit by the determination unit includes a data input screen for inputting shape point data, and a needle drop point. If it is determined that the data input screen is one of the data input screens when inputting data, the identification display control means either the shape point data or the needle entry point data corresponding to the data input screen determined by the determination means A data input screen is displayed with a background color corresponding to one.

  According to the invention described in claim 4, the same effect as that of the invention described in claim 2 or 3 is achieved, and the sewing machine is data for inputting various data relating to the sewing data displayed on the display means of the sewing machine. When it is determined that the input screen is one of the data input screen for inputting shape point data and the data input screen for inputting needle entry point data, the determined data input screen is displayed. The data input screen can be displayed with a background color corresponding to one of the corresponding shape point data and needle drop point data.

  According to a fifth aspect of the present invention, in the sewing machine according to any one of the first to fourth aspects, when predetermined command information is associated with the shape point data and the needle drop point data, the identification display control means According to the command information, the display corresponding to the shape point data and the needle drop point data is displayed in different display forms.

  According to the invention described in claim 5, the same effect as that of the invention described in any one of claims 1 to 4 is achieved, and the sewing machine corresponds to the shape point data and needle drop point data with predetermined command information. When attached, the display corresponding to the shape point data and the needle drop point data can be displayed in different display forms according to the command information.

  According to a sixth aspect of the present invention, in the sewing machine according to the fifth aspect, the identification display control means displays the display corresponding to the shape point data and the needle drop point data in different display forms according to the parameters of the command information. It is characterized by doing.

  According to the invention described in claim 6, while having the same effect as that of the invention described in claim 5, the sewing machine is responsive to the parameters of the command information associated with the shape point data and the needle drop point data. The display corresponding to the shape point data and the needle drop point data can be displayed in different display forms.

According to the first aspect of the present invention, the sewing machine stores sewing data including shape point data and needle drop point data for forming a predetermined stitch shape on the sewing product, and displays the sewing data. When displaying on the display, the display corresponding to the shape point data in the sewing data and the display corresponding to the needle drop point data can be displayed in an identifiable manner.
That is, the sewing machine can display the display corresponding to the shape point data and the display corresponding to the needle drop point data in different shapes and colors so that the display can be identified. When making changes or adjustments, when viewing the sewing data displayed on the display means, distinguish between the display of coordinates corresponding to the shape point data and the display of coordinates corresponding to the needle entry point data. Thus, the shape point data and the needle drop point data in the sewing data are less likely to be mistaken. In particular, the sewing machine displays the display (coordinate points) corresponding to the shape point data and the needle drop point data in the sewing data with different shapes and colors, so that the user can display the display (coordinate points) corresponding to each data. It becomes easy to catch visually.
Therefore, when the user performs input setting of various data related to the sewing data displayed on the display means of the sewing machine, it becomes easy to accurately change and adjust the shape point data and needle drop point data.
Therefore, this sewing machine can be said to be a sewing machine that can suitably perform display relating to the sewing data when desired sewing data is input and set.

According to the second aspect of the present invention, the sewing machine inputs the shape point data and / or the needle drop point data on the data input screen for inputting various data relating to the sewing data displayed on the display means of the sewing machine. In this case, the display corresponding to the shape point data and the needle entry point data in the sewing data can be displayed in an identifiable manner.
That is, when the sewing machine determines that the data input screen displayed on the display means is a data input screen for inputting shape point data and needle entry point data, the sewing machine supports the shape point data to be input. The display of the coordinates to be performed and the display of the coordinates corresponding to the needle entry point data can be displayed in a distinguishable manner so that the user can distinguish the shape point data in the displayed sewing data. Needle entry point data is difficult to mistake.
In particular, after a predetermined data input screen is displayed, in order to enable the user to discriminate between the shape point data and the needle drop point data, an operation for switching the display mode related to the shape point data and the needle drop point data is performed. In addition, since the sewing machine displays the display corresponding to the shape point data and the display corresponding to the needle drop point data in an identifiable manner according to the data input screen displayed on the display means, the switching operation is unnecessary. Further, by eliminating the trouble of the switching operation, an efficient operation can be performed in the sewing machine.
Therefore, this sewing machine can be said to be a sewing machine that can suitably perform display relating to the sewing data when desired sewing data is input and set.

According to the invention described in claim 3, the sewing machine has a data input screen for inputting various data related to sewing data displayed on the display means of the sewing machine. When it is determined that one of the data entry screens when inputting needle entry point data is determined, it corresponds to either shape point data or needle entry point data corresponding to the determined data entry screen. Display can be made.
That is, the sewing machine has determined that the data input screen displayed on the display means is one of a data input screen for inputting shape point data and a data input screen for inputting needle entry point data. In this case, for example, one of a coordinate point which is a display corresponding to the shape point data and a coordinate point which is a display corresponding to the needle drop point data, which is an input target on the data input screen, may be displayed. Therefore, the user can more reliably perform input setting for the coordinate point corresponding to the shape point data displayed on the data input screen or the coordinate point corresponding to the needle entry point data.
In addition, after the predetermined data input screen is displayed, the sewing machine is displayed on the display means without the user performing a switching operation for displaying only one of the coordinate points corresponding to the shape point and the needle drop point. Depending on the data input screen to be displayed, either the coordinate point corresponding to the shape point data or the coordinate point corresponding to the needle drop point data is displayed, so that the switching operation is not necessary. Further, by eliminating the trouble of the switching operation, an efficient operation can be performed in the sewing machine.

According to the invention described in claim 4, the sewing machine has a data input screen for inputting various data related to sewing data displayed on the display means of the sewing machine. When it is determined that one of the data entry screens when inputting needle entry point data is determined, it corresponds to either shape point data or needle entry point data corresponding to the determined data entry screen. The data input screen can be displayed with the background color.
That is, the sewing machine has determined that the data input screen displayed on the display means is one of a data input screen for inputting shape point data and a data input screen for inputting needle entry point data. In this case, for example, in the data input screen, the data input so that it is possible to clearly see whether the data to be input corresponds to the shape point data or the needle entry point data. The background color of the screen can be displayed in the background color corresponding to the shape point data or the background color corresponding to the needle drop point data.
Therefore, the user can more easily check whether the data input screen displayed on the display means corresponds to the shape point data or the needle drop point data, and the coordinate point corresponding to the shape point data. In addition, it is possible to more reliably perform input settings for coordinate points corresponding to needle drop point data.

According to the fifth aspect of the present invention, when predetermined command information is associated with the shape point data or the needle drop point data, the sewing machine converts the shape point data or the needle drop point data according to the command information. Corresponding displays can be displayed in different display forms.
For example, command information related to the operation and processing of the sewing machine corresponds to the coordinate point corresponding to the shape point data displayed on the data input screen displayed on the display unit of the sewing machine and the coordinate point corresponding to the needle entry point data. When attached, the coordinate point can be displayed differently for each command information so that each coordinate point can be identified according to the presence or absence of the command information and the type of command information, The user can easily recognize the command information associated with the coordinate points.

According to the sixth aspect of the invention, the sewing machine changes the display corresponding to the shape point data and the needle drop point data depending on the parameters of the command information associated with the shape point data and the needle drop point data. It can be displayed in a display form.
For example, command information related to the operation and processing of the sewing machine corresponds to the coordinate point corresponding to the shape point data displayed on the data input screen displayed on the display unit of the sewing machine and the coordinate point corresponding to the needle entry point data. When attached, the coordinate point is displayed differently depending on the range and size of the parameter of the command information so that each coordinate point can be identified according to the parameter of the command information. Therefore, the user can easily recognize the command information parameter associated with the coordinate point.

An embodiment of the present invention will be described with reference to FIGS.
In the present embodiment, an electronic cycle sewing machine will be described as an example.
The electronic cycle sewing machine has a holding frame as a cloth holding portion for holding a cloth that is a sewing object to be sewn, and is held by the holding frame by moving the holding frame relative to the sewing needle. The sewing machine forms a seam having a seam shape based on predetermined sewing data on a cloth.
Here, the direction in which the sewing needle 8 described later moves up and down is defined as the Z-axis direction (vertical direction), and one direction orthogonal thereto is defined as the X-axis direction (left-right direction), both the Z-axis direction and the X-axis direction. The direction perpendicular to the Y axis direction is defined as the Y axis direction (front-rear direction).
The sewing machine according to the present invention has a function as a sewing data creation device for creating sewing data.

  As shown in FIGS. 1 to 3, the electronic cycle sewing machine M (hereinafter referred to as the sewing machine M) is provided on the upper surface of the sewing machine table T and on the lower part of the sewing machine table T, and operates the sewing machine body 1. For example, the pedal 16 is provided.

  As shown in FIG. 1, the sewing machine body 1 includes a sewing machine frame 2 whose outer shape is substantially U-shaped in a side view. The sewing machine frame 2 includes an upper part of the sewing machine body 1 and extends in the Y-axis direction, a lower part of the sewing machine body 1 and extends in the Y-axis direction, a sewing machine bed part 2b, and a sewing machine arm part 2a and a sewing machine bed part. And a vertical body 2c that connects 2b.

The sewing machine body 1 has a power transmission mechanism disposed in a sewing machine frame 2 and has an upper shaft (not shown) and a lower shaft (not shown) that are rotatable and extend in the Y-axis direction. The upper shaft (not shown) is arranged inside the sewing machine arm 2a, and the lower shaft (not shown) is arranged inside the sewing machine bed 2b.
The upper shaft (not shown) is connected to a sewing machine motor 5 (see FIG. 3), and rotational power is applied by the sewing machine motor 5. Further, the lower shaft (not shown) is connected to the upper shaft through a vertical axis (not shown), and when the upper shaft rotates, the power of the upper shaft moves to the lower shaft side through the vertical axis (not shown). The lower shaft rotates.
A needle bar 8a that moves up and down in the Z-axis direction by the rotation of the upper shaft is connected to the front end of the upper shaft (not shown), and the lower end of the needle bar 8a is sewn as shown in FIG. The needle 8 is provided so as to be replaceable. Further, in order to prevent the cloth from being lifted by the vertical movement of the sewing needle 8, the sewing machine arm 2a moves up and down in conjunction with the vertical movement of the needle bar 8a and presses the cloth around the sewing needle 8. A presser 12 is provided.
A hook (not shown) is provided at the front end of the lower shaft (not shown). When the lower shaft rotates together with the upper shaft, a seam is formed by the cooperation of the sewing needle 8 and the hook (not shown).
The connection configuration of the sewing machine motor 5, the upper shaft (not shown), the needle bar 8a, the sewing needle 8, the lower shaft (not shown), the shuttle (not shown) and the like are the same as those conventionally known. Not detailed.

As shown in FIGS. 1 and 2, a cloth plate 10 is disposed on the sewing machine bed portion 2 b, and a holding frame 11 and a sewing needle 8 as a cloth holding portion are provided above the cloth plate 10. It is arranged.
The holding frame 11 is attached to an attachment member 13 disposed at the front end of the sewing machine arm portion 2a. The attachment member 13 has an X-axis motor 14 and a Y-axis that are pulse motors arranged in the sewing machine bed 2b. The motor 15 is connected as a drive mechanism unit (see FIG. 3).
The holding frame 11 holds the cloth that is to be sewn, and moves the held cloth in the front-rear and left-right directions (XY directions) together with the holding frame 11 as the X-axis motor 14 and the Y-axis motor 15 are driven. The cloth is positioned with respect to the sewing needle 8. Then, the movement of the holding frame 11 and the operation of the sewing needle 8 and the shuttle (not shown) are interlocked, so that the needle based on predetermined sewing data (especially coordinate data indicating the needle drop point described later) on the cloth. A seam is formed by applying a drop. In particular, a desired stitch shape is formed on the cloth held inside the holding frame 11 which is a predetermined sewing range in the holding frame 11.
That is, the sewing machine M (sewing machine body 1) has a holding frame 11 in which the inside of the frame is a sewable area, and the sewing range within the cloth held inside the holding frame 11 corresponds to the stitch shape. Needle entry is performed based on coordinate data (needle entry point data) indicating a needle entry point in the sewing data to form a desired stitch shape.

  The pedal 16 operates as an operation pedal for driving the sewing machine M and moving the needle bar 8a (the sewing needle 8) up and down and operating the holding frame 11. That is, the pedal 16 incorporates, for example, a sensor (depression amount detecting means) composed of a variable resistor or the like for detecting the depression operation position when the pedal 16 is depressed, and an output signal from the sensor is An operation signal of the pedal 16 is output to the control unit 100 described later, and the control unit 100 is configured to drive the sewing machine motor 5 and the like to operate the sewing machine M according to the operation position and the operation signal.

The sewing machine M (sewing machine main body 1) includes an operation panel 20 for an operator to perform various setting operations on the sewing machine and input operations of various data as shown in FIGS. The operation panel 20 and the sewing machine body 1 are connected by a wired or wireless line (not shown).
As shown in FIG. 4, the operation panel 20 includes a plurality of operation key groups 21 as input means capable of performing various settings of the sewing machine and input of various data, and display means for displaying various setting states, stitch shapes, and the like. As a display unit 22.

The operation key group 21 includes a code list key 21 a for displaying a function code list screen on the display unit 22.
The display unit 22 can display a coordinate point P indicating the coordinate position of the shape point data and needle drop point data in the sewing data, a stitch shape connecting a plurality of coordinate points P, and the like. Note that the coordinate point P corresponding to the shape point data and the coordinate point P corresponding to the needle drop point data are displayed in the same “black circle” on the display unit 22 of the operation panel 20 shown in FIG. A stitch shape formed by connecting the coordinate points P (black circles) is displayed.

  The operation panel 20 in the present embodiment is configured to include a liquid crystal display panel and a touch panel provided on the display screen of the liquid crystal display panel, and an operation key group 21 displayed on the liquid crystal display panel is displayed. By performing a touch operation, for example, the position where the touch panel is touched is detected by a position reading principle such as an electromagnetic induction type, a magnetostriction type, a pressure sensitive type, and the display unit 22 of the liquid crystal display panel according to the detected position. Various data (sewing data, shape point data, needle drop point data), stitch shape, and the like are displayed in the portion. Further, by performing a predetermined operation input on the operation panel 20, the display on the liquid crystal display panel of the operation panel 20 is switched variously, and various operation key groups 21 and various displays corresponding to various setting operations and various input operations. The screen is displayed. Thus, the operation panel 20 has a function as an input unit or a display unit of the sewing machine.

As shown in FIG. 3, the sewing machine M (sewing machine body 1) has a control unit 100 connected to the sewing machine motor 5, the X-axis motor 14, the Y-axis motor 15, the operation panel 20, the pedal 16, and the like. Yes.
The control unit 100 includes a CPU 101 that executes various processes and controls according to a predetermined control program for the sewing machine motor 5, the X-axis motor 14, the Y-axis motor 15, the operation panel 20, and other actuators (not shown). ROM 102 storing a program for executing control and various processes and data required for control, RAM 103 storing various data and serving as a work area for various processes, and external storage as removable storage means The device 104 includes an interface (not shown) for connecting the CPU 101 and various devices, a pulse motor driver (not shown) for each motor, and the like.

  The CPU 101 controls various control programs for the electronic cycle sewing machine stored in the ROM 102 and the external storage device 104 in accordance with operation signals input from the pedal 16, various setting signals input from the operation panel 20, various data, and the like. The operation processing of each part is centrally controlled according to the various sewing data stored in the sewing machine, and the processing results are stored in the work area in the RAM 103, and the various data input by operating the operation panel 20 and the processing stored in the RAM 103 are stored. The result is stored in the external storage device 104 as necessary. Then, the CPU 101 controls the driving of each part constituting the sewing machine M (sewing machine body 1).

The ROM 102 stores and stores the control program and control data of the sewing machine M (sewing machine body 1), various sewing-related data and display screen information (function code list screen, data input screen, etc.).
For example, the ROM 102 as the storage means stores various sewing data relating to a plurality of stitch shapes for operating the needle bar 8a (sewing needle 8) and the holding frame 11 in order to form various stitches on the sewing product. Stored in advance. As the sewing data, the coordinates of the shape point indicating the stitch shape (shape point data) and the coordinates of the needle drop point calculated based on the shape point (needle drop point data) are the sewing needle 8 relative to the holding frame 11. It is stored as coordinate data (coordinate point P) of the position where the needle drop is associated with the position. Further, movement amount data relating to a movement amount when the holding frame 11 is moved relative to the sewing needle 8 so as to place the sewing needle 8 at the position of the coordinate data is stored.

Further, the ROM 102 stores the coordinates of the shape point corresponding to the shape point data and the coordinates of the needle drop point corresponding to the needle drop point data (shape point data, needle drop data). Identification data for displaying the point data) on the display unit 22 in different display forms (for example, different colors, different patterns, different shapes, etc.) is stored.
The ROM 102 also displays a display screen (data input screen) displayed on the display unit 22 for setting the coordinates of the shape points corresponding to the shape point data, and the needle entry points corresponding to the needle entry point data. Identification data for displaying the background color of each display screen in a different color so that the display screen (data input screen) displayed on the display unit 22 in order to set coordinates and the like can be identified. It is remembered.
Further, when predetermined command information is associated with the coordinates of the shape point corresponding to the shape point data and the coordinates of the needle drop point corresponding to the needle drop point data, the ROM 102 corresponds to the command information. Identification data for displaying the coordinates of the shape point corresponding to the shape point data and the coordinates of the needle drop point corresponding to the needle drop point data in different display forms (for example, different colors, different patterns, different shapes, etc.) Is remembered. In particular, the ROM 102 has an identification for displaying the coordinates of the shape point corresponding to the shape point data and the coordinates of the needle drop point corresponding to the needle drop point data in different display forms according to the parameters of the command information. Data is stored.

  The RAM 103 is provided with various work memories, counters, and the like, and is used as a work area during processing of input data or during a sewing operation.

The external storage device 104 is, for example, a nonvolatile so-called flash memory, and stores a plurality of sewing data and display screen information other than those stored in the ROM 101, sewing data set by the operator via the operation panel 20, and the like. Yes.
As the sewing data, the coordinates of the shape point indicating the stitch shape (shape point data) and the coordinates of the needle drop point calculated based on the shape point (needle drop point data) are the sewing needle 8 relative to the holding frame 11. It is stored as coordinate data (coordinate point P) of the position where the needle drop is associated with the position. Further, movement amount data relating to a movement amount when the holding frame 11 is moved relative to the sewing needle 8 so as to place the sewing needle 8 at the position of the coordinate data is stored.

Further, the external storage device 104 has coordinates (shape point data) so that the coordinates of the shape points corresponding to the shape point data and the coordinates of the needle drop points corresponding to the needle drop point data can be identified. , Needle drop point data) is stored on the display unit 22 in different display forms (for example, different colors, different patterns, different shapes, etc.).
The external storage device 104 also has a display screen (data input screen) displayed on the display unit 22 for setting the coordinates of the shape point corresponding to the shape point data, and a needle corresponding to the needle drop point data. For displaying the background color of each display screen in a different color so that the display screen (data input screen) displayed on the display unit 22 for setting the coordinates of the falling point can be identified. Identification data is stored.
In the external storage device 104, when predetermined command information is associated with the coordinates of the shape point corresponding to the shape point data and the coordinates of the needle drop point corresponding to the needle drop point data, the command To display the coordinates of the shape point corresponding to the shape point data and the coordinates of the needle drop point corresponding to the needle drop point data in different display forms (for example, different colors, different patterns, different shapes, etc.) according to the information Is stored. In particular, the external storage device 104 displays the coordinates of the shape points corresponding to the shape point data and the coordinates of the needle drop points corresponding to the needle drop point data in different display forms according to the parameters of the command information. Identification data is stored.

  Such a control unit 100 includes an X-axis origin sensor (not shown) provided together with the X-axis motor 14, a Y-axis origin sensor (not shown) provided together with the Y-axis motor 15, and a drive signal input from the pedal 16. In addition, various setting data input from the operation panel 20 and various data stored in the ROM 102 or the external storage device 104 are processed by various control programs for the electronic cycle sewing machine stored in the ROM 102, and each motor or operation is processed. Control of the panel 20 or other actuators is executed.

  When the sewing is executed, the control unit 100 reads the sewing data stored in the ROM 102 or the external storage device 104 by the CPU 101 executing a predetermined control program, and starts sewing data when the sewing machine motor 5 starts to be driven. The X-axis motor 14 and the Y-axis motor 15 are driven so as to reach the needle drop position indicated by, and control for positioning the holding frame 11 on the sewing needle 8 (needle bar 8a) is executed. Then, while synchronizing with the rotation of the sewing machine motor 5, the CPU 101 sews the control for positioning the holding frame 11 in order at a plurality of needle drop positions based on the coordinate data set in the sewing data, and dropping the sewing needle 8. Continue until completion.

In addition, the control unit 100 displays a screen related to a data input screen, a sewing work screen, or the like in the display screen information from the ROM 102 or the external storage device 104 according to sewing data setting input, confirmation work, sewing operation, or the like. Based on this information, control is performed to display a predetermined display screen on the operation panel 20.
In particular, the control unit 100 functions as data input screen display control means for displaying a data input screen for inputting various data (sewing data, shape point data, needle entry point data) on the operation panel 20 (display unit 22). To do.

  In addition, when the data input screen displayed on the operation panel 20 (display unit 22) by the control unit 100 as a data input screen display control unit inputs shape point data and / or needle drop point data, the control unit 100 It functions as a determination means for determining whether or not the data input screen.

In addition, the control unit 100 performs data input when the data input screen displayed on the operation panel 20 (display unit 22) inputs shape point data and / or needle drop point data by the control unit 100 as a determination unit. When it is determined that the screen is a screen, the coordinates of the shape point corresponding to the shape point data and the coordinates of the needle drop point corresponding to the needle drop point data are displayed on the operation panel 20 (display unit 22) so as to be distinguishable. It functions as an identification display control means.
Specifically, when it is determined that the data input screen is a data input screen when inputting the shape point data and / or needle drop point data, the control unit 100 as the identification display control unit adds the shape point data. Control is performed to display the coordinate point indicating the corresponding shape point and the coordinate point indicating the needle drop point corresponding to the needle drop point data with different shapes and different colors.

In addition, the control unit 100 as the identification display control unit is a data input screen when the data input screen displayed on the operation panel 20 (display unit 22) is input shape point data by the control unit 100 as the determination unit. When the needle entry point data is input, it is determined that either the shape point data or the needle entry point data corresponding to the determined data input screen is input. Control to display the corresponding coordinate points.
In addition, the control unit 100 as the identification display control unit is a data input screen when the data input screen displayed on the operation panel 20 (display unit 22) is input shape point data by the control unit 100 as the determination unit. When the needle entry point data is input, it is determined that it is one of the data input screens, and the data input screen is displayed with a background color corresponding to the determined data input screen. Do

Further, the control unit 100 functions as a command presence / absence judging means for judging whether or not command information relating to sewing is associated with the shape point data and the needle drop point data.
Then, the control unit 100 as the identification display control unit determines that the command information regarding sewing is associated with the shape point data or the needle drop point data by the control unit 100 as the command presence / absence determination unit. Depending on the command information, the coordinate point is displayed differently so that the shape point corresponding to the shape point data and the coordinate point indicating the needle drop point corresponding to the needle drop point data can be identified for each command information. Control display in form. In particular, in accordance with the parameters included in the command information, for example, control is performed to display the coordinate points in different display forms so that the parameter information can be identified for each range.

The control unit 100 moves a cursor (not shown) displayed on the display unit 22 of the operation panel 20 in a predetermined direction based on an operation of an eight-way input key (not shown), and a confirmation key (not shown). When the button is pressed, it functions as a coordinate point input control means for inputting coordinate data relating to the coordinates where the cursor is located as a coordinate point P that is a stitch shape point or needle drop point in the sewing data.
Further, the control unit 100 functions as sewing data creating means for creating sewing data based on the coordinate data of the input coordinate point P. Since it is a well-known technique to create sewing data composed of a plurality of coordinate data based on a plurality of coordinate data and to calculate the coordinates of a needle drop point based on the coordinates of a shape point indicating a stitch shape, It is not detailed here.
In addition, the control unit 100 functions as a sewing data registration control unit that stores and registers sewing data relating to a predetermined stitch shape, which is formed by combining coordinate data of the determined coordinate point P, in the external storage device 104.

  Next, the processing operation when displaying the coordinates indicating the shape point and the coordinates indicating the needle drop point in the sewing machine M (sewing machine body 1) in the present embodiment in an identifiable manner will be described based on the flowchart shown in FIG. To do.

  First, in the sewing machine M (sewing machine body 1), when pattern information relating to a predetermined stitch shape is selected, sewing data corresponding to the pattern information is displayed on the display unit 22 of the operation panel 20 (step S101). . Here, as shown in FIG. 4, the coordinate point P corresponding to the shape point data and the coordinate point P corresponding to the needle drop point data are displayed by the same “black circle”.

Next, the control unit 100 determines whether or not the code list key 21a is pressed (step S102).
When the control unit 100 determines that the code list key 21a has been pressed (step S102; Yes), the control unit 100 displays a function code list screen as shown in FIG. 6 on the operation panel 20 (display unit 22). (Step S103).

Next, the control unit 100 determines whether or not a predetermined function code key (for example, the enlargement / reduction reference point key 21d) has been pressed (step S104).
When the control unit 100 determines that the predetermined function code key (enlargement / reduction reference point key 21d) is pressed and the determination key 21e is pressed (step S104; Yes), the control unit 100 selects the key in FIG. Pattern information relating to the stitch shape that has been set is acquired (step S105). As shown in FIG. 7, the pattern information related to the stitch shape includes “00; pattern information”, “01; shape point data”, “02; needle drop point data”, “03; command information”, “04; "End code", which is combined differently for each sewing data corresponding to a predetermined stitch shape.
And the control part 100 acquires the information (each data and each code | cord | chord) which comprises the acquired pattern information in order.

Next, the control unit 100 determines whether or not the acquired information is an end code (step S106).
When the control unit 100 determines that the acquired information is not an end code (step S106; No), the control unit 100 determines whether the acquired information is shape point data (step S107).

When the control unit 100 determines that the acquired information is not shape point data (step S107; No), the process proceeds to step S109.
On the other hand, when the control unit 100 determines that the acquired information is shape point data (step S107; Yes), the shape point Pk, which is a coordinate point, is displayed on the display unit 22 based on the shape point data. Displayed in the selected color and shape (for example, a blue square) (step S108), and the process proceeds to step S109.

In step S109, the control unit 100 determines whether or not the acquired information is needle drop point data (step S109).
When the control unit 100 determines that the acquired information is not needle drop point data (step S109; No), the process returns to step S106.
On the other hand, when the control unit 100 determines that the acquired information is needle drop point data (step S109; Yes), the needle drop point Ph that is a coordinate point is displayed on the display unit 22 based on the needle drop point data. The color and shape (for example, red circle) corresponding to the drop point are displayed (step S110), and the process returns to step S106.

  If the control unit 100 determines that the acquired information is an end code (step S106; Yes), the control unit 100 determines that all information in the acquired pattern information has been acquired, and coordinates (shape points). , The needle entry point) is displayed.

By displaying such coordinate points (shape points, needle drop points), as shown in FIG. 8, the shape points Pk and needle drop points Ph are displayed on the display unit 22 of the operation panel 20 so as to be distinguishable. Can do. The data input screen shown in FIG. 8 is a display screen for inputting data for instructing the enlargement or reduction of the stitch shape based on the sewing data, and therefore, the shape point Pk related to the enlargement or reduction of the stitch shape and The shape point Pk and the needle drop point Ph are displayed together in different display forms so that the needle drop point Ph can be identified.
Then, on the data input screen shown in FIG. 8, the stitch shape can be enlarged or reduced by inputting an enlargement / reduction ratio via a predetermined data input key or the like.

  In addition, in the function code list screen shown in FIG. 6, when a function code key different from the enlargement / reduction reference point key 21d is pressed, the coordinates indicating the shape point and the coordinates indicating the needle drop point can be identified. The processing operation at the time of display will be described based on the flowchart shown in FIG.

  First, when pattern information related to a predetermined stitch shape is selected in the sewing machine M (sewing machine body 1), sewing data corresponding to the pattern information is displayed on the display unit 22 of the operation panel 20 (step S201). . Here, as shown in FIG. 4, the coordinate point P corresponding to the shape point data and the coordinate point P corresponding to the needle drop point data are displayed by the same “black circle”.

Next, the control unit 100 determines whether or not the code list key 21a has been pressed (step S202).
When the control unit 100 determines that the code list key 21a has been pressed (step S202; Yes), the control unit 100 displays a function code list screen as shown in FIG. 6 on the operation panel 20 (display unit 22). (Step S203).

Next, the control unit 100 determines whether or not a predetermined function code key (for example, the shape point movement key 21b or the needle drop point addition key 21c) has been pressed (step S204).
When the control unit 100 determines that the predetermined function code key (the shape point movement key 21b or the needle drop point addition key 21c) is pressed and the confirmation key 21e is pressed (step S204; Yes), the control unit 100 Then, it is determined whether the function code key is a code key corresponding to a shape point or a code key corresponding to a needle drop point.

  When the control unit 100 determines that the pressed function code key is the shape point movement key 21b corresponding to the shape point, and displays a data input screen for inputting data related to the shape point (step S205; Yes). ), The control unit 100 acquires pattern information related to the stitch shape selected in FIG. 4 (step S206). And the control part 100 acquires the information (each data and each code | cord | chord) which comprises the acquired pattern information in order.

Next, the control unit 100 determines whether the acquired information is an end code (step S207).
When the control unit 100 determines that the acquired information is not an end code (step S207; No), the control unit 100 determines whether the acquired information is shape point data (step S208).
When the control unit 100 determines that the acquired information is not shape point data (step S208; No), the process returns to step S207.
On the other hand, when the control unit 100 determines that the acquired information is shape point data (step S208; Yes), the control unit 100 determines whether the next acquired information is command information (step S209). ).

When the control unit 100 determines that the acquired information is command information (step S209; Yes), the control unit 100 first acquires the command information (for example, the type of the command information and the parameters included in the command information). Based on the shape point data thus obtained, shape points Pk1 (for example, yellow circles) and Pk3 (for example, green circles) as coordinate points are displayed on the display unit 22 (step S210), and the process returns to step S207.
On the other hand, if the control unit 100 determines that the acquired information is not command information (step S209; No), the shape point that is a coordinate point on the display unit 22 in the normal display form based on the shape point data acquired previously. Pk2 (for example, black circle) is displayed (step S211), and the process returns to step S207.

  If the control unit 100 determines that the acquired information is an end code (step S207; Yes), the control unit 100 determines that all information in the acquired pattern information has been acquired, and coordinates (shape points). ) Is terminated.

By the process of displaying such coordinate points (shape points), only the shape points (Pk1, Pk2, Pk3) can be displayed on the display unit 22 of the operation panel 20, as shown in FIG. In particular, when command information relating to the intermediate presser height, thread tension, sewing speed, etc. is associated with the shape point, each shape is determined according to the presence / absence of the command information, the type of command information, or the parameters of the command information. The shape point Pk1, the shape point Pk2, and the shape point Pk3 are displayed in different display forms so that the points can be identified.
Further, the data input screen shown in FIG. 10 is a display screen for performing data input related to shape point movement, and the background of this data input screen is easily recognized as an instruction to input shape point data. The color is displayed in light blue corresponding to the display screen related to the shape point.
Then, on the data input screen shown in FIG. 10, a desired shape point is specified via a predetermined forward / backward key, and the shape point is moved by an eight-way key (not shown). It is possible to do.

  On the other hand, when the control unit 100 determines that the pressed function code key is the needle entry point addition key 21c corresponding to the needle entry point, and displays a data input screen for inputting data related to the needle entry point. (Step S205; No), the control unit 100 acquires pattern information related to the stitch shape selected in FIG. 4 (Step S212). And the control part 100 acquires the information (each data and each code | cord | chord) which comprises the acquired pattern information in order.

Next, the control unit 100 determines whether or not the acquired information is an end code (step S213).
When the control unit 100 determines that the acquired information is not an end code (step S213; No), the control unit 100 determines whether the acquired information is needle drop point data (step S214).
When the control unit 100 determines that the acquired information is not needle drop point data (step S214; No), the process returns to step S213.
On the other hand, when the control unit 100 determines that the acquired information is needle drop point data (step S214; Yes), the control unit 100 determines whether the next acquired information is command information (step S214). S215).

When the control unit 100 determines that the acquired information is command information (step S215; Yes), the control unit 100 first acquires the command information (for example, the type of the command information and the parameters included in the command information). Based on the needle drop data, the needle drop points Ph2 (for example, yellow circles) and Ph3 (for example, blue circles) that are coordinate points are displayed on the display unit 22 (step S216), and the process returns to step S213.
On the other hand, when the control unit 100 determines that the acquired information is not command information (step S215; No), the needle that is a coordinate point is displayed on the display unit 22 based on the previously acquired needle drop point data in a normal display form. A drop point Ph12 (for example, a black circle) is displayed (step S217), and the process returns to step S213.

  If the control unit 100 determines that the acquired information is an end code (step S213; Yes), the control unit 100 determines that all information in the acquired pattern information has been acquired, and coordinates (needle drop). The process of displaying (dot) is terminated.

By displaying such coordinate points (needle drop points), only needle drop points (Ph1, Ph2, Ph3) can be displayed on the display unit 22 of the operation panel 20, as shown in FIG. In particular, when command information related to the intermediate presser height, thread tension, sewing speed, etc. is associated with the needle entry point, depending on the presence / absence of the command information, the type of command information or the parameters of the command information, The needle drop point Ph1, the needle drop point Ph2, and the needle drop point Ph3 are displayed in different display forms so that the needle drop point can be identified.
Further, the data input screen shown in FIG. 11 is a display screen for inputting data related to the addition of needle entry points, and this data entry screen is provided so that it can be easily recognized that an instruction to input needle entry point data is given. The background color of is displayed in pink corresponding to the display screen related to the needle drop point.
Then, on the data input screen shown in FIG. 11, a desired needle drop point is specified via a predetermined forward / backward key and a new key is added before and after the needle drop point by pressing an execution key (not shown). It is possible to add a simple needle drop point.

As described above, in the sewing machine M according to the present invention, the data input screen corresponding to various functions in the sewing machine M is selected by pressing the function code key provided in the function code list screen, and the data When inputting or setting sewing data related to the coordinate point P on the input screen, the shape point Pk and the needle entry point Ph as the coordinate point P are displayed in different display forms on the selected data input screen. It can be displayed in an identifiable manner.
In particular, in this sewing machine M, the shape point Pk and the needle drop point Ph handled on the data input screen are displayed in an identifiable manner based on the selection of the data input screen. After the display, an operation for switching the display form of the shape point Pk and the needle drop point Ph so as to be identifiable becomes unnecessary. Therefore, the trouble of the operation for switching the display form of the coordinate point P can be saved, and an efficient operation can be performed on the sewing machine M.
Further, since the shape point Pk and the needle drop point Ph are displayed in different colors or different shapes, the shape point Pk and the needle drop point Ph can be easily recognized visually. When moving, adding or deleting, it becomes difficult to mistake the target point.
Accordingly, it can be said that the sewing machine M is a sewing machine that can suitably perform display related to the sewing data when desired sewing data is input and set.

When only the shape point data related to the shape point Pk is handled as the coordinate point P, only the shape point Pk is displayed on the data input screen, and only the needle drop point data related to the needle drop point Ph is used as the coordinate point P. In handling, since only the needle drop point Ph can be displayed on the data input screen, each coordinate point P (shape point Pk, needle drop point Ph) can be more easily identified.
In addition, the background color of the display screen is switched so that the displayed data input screen can be easily identified as a display screen related to a shape point or a needle drop point. It becomes easier to recognize the target.

  In addition, when command information is associated with the coordinate point P (shape point Pk, needle drop point Ph), depending on the presence / absence of the command information, the type of command information, or the parameters of the command information, Since it is possible to perform a different display for each command information so that the coordinate point P (shape point Pk, needle drop point Ph) can be identified, the command information associated with the coordinate point P is recognized. It becomes easy to do.

In the above embodiment, the example of displaying the shape point Pk and the needle drop point Ph so as to be distinguished from each other has been described. However, the present invention is not limited to this example. Shape points to which command information is associated so as to be distinguishable from shape points Pk and needle drop points Ph to which command information is not assigned so that the corresponding shape points Pk and needle drop points Ph can be easily confirmed. Only Pk and needle drop point Ph may be displayed in an identifiable manner according to the command information. At that time, only the shape point Pk associated with the command information and only the needle drop point Ph associated with the command information may be displayed.
Further, the parameters of the command information may be displayed in association with the shape point Pk and the needle drop point Ph to which the command information is associated.

  In addition, it is needless to say that other specific detailed structures can be appropriately changed.

It is a perspective view which shows the sewing machine concerning this invention. It is an expansion perspective view which shows the vicinity of the holding frame of the sewing machine concerning this invention. It is a block diagram which shows the principal part structure of the sewing machine concerning this invention. It is a top view which shows an example of the operation panel of the sewing machine concerning this invention. It is a flowchart which shows the process which displays the coordinate which shows the shape point in the sewing machine concerning this invention, and the coordinate which shows a needle drop point so that identification is possible. It is a top view which shows an example of the display screen in an operation panel. It is explanatory drawing of pattern information. It is a top view which shows an example of the display screen in an operation panel. It is a flowchart which shows the process which each displays the coordinate which shows the shape point in the sewing machine concerning this invention, and the coordinate which shows a needle drop point. It is a top view which shows an example of the display screen in an operation panel. It is a top view which shows an example of the display screen in an operation panel.

Explanation of symbols

1 Sewing machine (sewing machine)
5 Sewing motor 8 Sewing needle 11 Holding frame (cloth holding part)
16 pedal 20 operation panel (display means)
21 Operation Key Group 21a Code List Key 21b Shape Point Movement Key 21c Needle Drop Point Add Key 21d Enlargement / Reduction Reference Point Key 21e Confirmation Key 22 Display Unit (Display Unit)
100 control unit (identification display control means, data input screen display control means, judgment means)
101 CPU
102 ROM (storage means)
103 RAM
104 External storage device (storage means)
P coordinate point Pk1, Pk2, Pk3 Shape point Ph1, Ph2, Ph3 Needle drop point M Electronic cycle sewing machine (sewing machine)

Claims (6)

A sewing needle that moves up and down, and a cloth holding portion that holds the workpiece and is movable in a direction that intersects with the vertical movement direction of the sewing needle. In sewing machines that form seams based on sewing data including shape point data and needle entry point data,
Storage means for storing a plurality of sewing data relating to various seam shapes;
Display means for displaying sewing data stored in the storage means;
Identification display control means for displaying the display corresponding to the shape point data in the sewing data displayed on the display means and the display corresponding to the needle drop point data in an identifiable manner;
A sewing machine comprising: Data input screen display control means for displaying a data input screen for inputting various data related to the sewing data on the display means;
Determination means for determining whether the data input screen displayed on the display means by the data input screen display control means is a data input screen for inputting shape point data and / or needle drop point data; With
When the determination means determines that the data input screen displayed on the display means is a data input screen when inputting shape point data and / or needle drop point data, the identification display control means The sewing machine according to claim 1, wherein the display corresponding to the shape point data and the needle drop point data is displayed so as to be identifiable.   The data input screen displayed on the display means by the determining means is either a data input screen for inputting shape point data or a data input screen for inputting needle entry point data. When it is determined, the identification display control means performs display corresponding to any one of shape point data and needle drop point data corresponding to the data input screen determined by the determination means. 2. The sewing machine according to 2.   The data input screen displayed on the display means by the determining means is either a data input screen for inputting shape point data or a data input screen for inputting needle entry point data. If it is determined, the identification display control means displays the data input screen with a background color corresponding to either shape point data or needle drop point data corresponding to the data input screen determined by the determination means. The sewing machine according to claim 2 or 3, characterized in that:   When predetermined command information is associated with the shape point data or the needle drop point data, the identification display control means corresponds to the shape point data or the needle drop point data according to the command information. The sewing machine according to any one of claims 1 to 4, wherein the display is displayed in a different display form.   6. The sewing machine according to claim 5, wherein the identification display control means displays the display corresponding to the shape point data and the needle drop point data in different display forms according to the parameters of the command information. .

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