Brother Kogyo Kabushiki-Kaisha

Yukiyoshi Muto

Masahiro Mizuno

Masao Futamura

Shoichi Taguchi

Akihiro Wakayama

Mikitoshi Suzuki

Mitsuyasu Kyuno

Yasuhiko Kawaguchi

Yoko Yamanashi

Tomotaka Katano

Fuyuki Nakashima

Takafumi Naka

Yuta Kamihira

Takao Kato

Yuji Kurokawa

Hiroyuki Kikukawa

Masataka Yoshikawa

A sewing machine includes a sewing portion, a movement portion, a processor and a memory. The memory is configured to store computer-readable instructions that, when executed by the processor, instruct the processor to perform processes. The processes include acquiring pattern data indicating positions of a plurality of needle drop points to sew a pattern, acquiring a position of a sewing start point of the pattern, performing first correction, performing second correction that uses the acquired position of the sewing start point as a base point, and corrects the pattern data, by changing, by an acquired change amount, the positions of the plurality of needle drop points represented by the pattern data corrected by the first correction, and controlling the sewing portion and the movement portion and sewing the pattern on the sewing object, in accordance with the pattern data corrected by the second correction.

Sewing machine and pattern alignment method

A sewing machine includes a movement mechanism, a swinging mechanism, a presser device, a guide portion, a processor, and a memory configured to store computer-readable instructions that, when executed by the processor, instruct the processor to perform processes. The processes include acquiring pattern data used for sewing a couching pattern in which a plurality of motifs are continuously arranged. The motif is configured in a predetermined shape by a plurality of stitches including a main stitch and a sub-stitch. The processes include correcting at least one selected from the group of a start point position and an end point position of the main stitch of one of the motifs, such that the length of the main stitch of the one motif is longer in a second case than in a first case, and driving the movement mechanism and the swinging mechanism in accordance with the corrected pattern data.

Sewing machine and sewing machine control method

A controller of a sewing machine obtains a rectangular frame embroidery pattern and obtains a first unit pattern to be laid out in each of four corner portions of the embroidery pattern and a second unit pattern to be repeatedly laid out in each of side portions of the embroidery pattern. The controller determines, based on the size of the embroidery pattern, the number of repeats of the second unit pattern in a target side portion. The controller generates pattern data for the embroidery pattern including the first unit pattern being laid out in each corner portion and the second unit pattern being laid out in the target side portion as many as the determined number of repeats of the second unit pattern. The controller causes the sewing machine to form the embroidery pattern on a workpiece held by an embroidery hoop based on the generated pattern data.

Sewing machine and non-transitory computer-readable medium storing computer-readable instructions

A non-transitory computer-readable medium storing computer-readable instructions. The instructions, when executed, cause a processor of a sewing data generation device configured to generate sewing data to perform steps. The steps include acquiring a sewing area in which a pattern is to be sewn and acquiring a target area in which a pattern is to be arranged. The steps further include generating a plurality of sewing data. Each of the plurality of sewing data is data to form stitches of a plurality of stippling patterns inside the acquired target area. The steps further include associating the sewing data with arrangement information, for each of the plurality of sewing data, and outputting the sewing data and arrangement information that have been associated with each other. The arrangement information indicates an arrangement of each of the stippling patterns to be sewn on the basis of the sewing data.

Non-transitory computer-readable storage medium and sewing machine

A cutting data generator generating cutting data includes a control device configured to obtain position information of a plurality of figures printed on a sheet material, the figures representing an arrangement of a plurality of types of decorative pieces having at least different colors, the figures being capable of identifying the types of the decorative pieces, to set arrangement positions of a plurality of holes in the sheet material based on the obtained position information, the arrangement positions being positions where the holes partially overlap the figures respectively or where the holes come close to the figures respectively, the holes defining an arrangement of the decorative pieces, and to generate cutting data usable to cut the holes through the sheet material based on the set arrangement positions.

Cutting data generator, cutting apparatus and non-transitory computer-readable medium storing cutting data generating program

A sewing machine includes a sewing portion, a processor, and a memory. The sewing portion is configured to perform sewing on a work cloth. The memory is configured to store computer-readable instructions. The computer-readable instructions cause the processor to perform processes that include specifying an inside position that is a position inside a hole in at least one sequin that has been disposed on the work cloth in advance, creating sewing data based on the inside position that has been specified, and causing the sewing portion to sew the at least one sequin onto the work cloth, based on the sewing data that has been created. The sewing data includes at least needle drop point data and is data for sewing the at least one sequin onto the work cloth. The needle drop point data indicates a point where a sewing needle is to pierce the work cloth.

Sewing machine, apparatus, and non-transitory computer-readable medium storing computer-readable instructions

A punch data generating device is disclosed that generates punch data for execution with an embroiderable sewing machine including a needle bar allowing attachment of a punch needle for forming a plurality of small holes on a sheet of workpiece by piercing the workpiece in dot-by-dot strokes of the punch needle, a transfer mechanism that transfers the workpiece in two predetermined directions in coordination with an up and down movement of the punch needle to execute a holing operation for forming the small holes on the workpiece. The punch data generating device includes a cut data generator that generates cut data constituting the punch data, the cut data being configured to instruct consecutive formation of the small holes at least along an outline of a pattern section of the workpiece in which a predetermined pattern is drawn to allow cutting of the outline.

Punch data generating device and computer readable medium storing punch data generating program

An apparatus includes a processor and a memory. The memory is configured to store computer-readable instructions that instruct the apparatus to execute steps including acquiring pattern data, identifying a plurality of needle drop points, identifying a corresponding identified needle, storing needle drop point data and identified needle data in association with each other in the memory, identifying a continuous number of times, replacing, among the identified needle data stored in the memory, the identified needle data of the identified needle for which the identified continuous number of times is smaller than a threshold value, with other identified needle data corresponding to the needle drop point data of one of a previous needle drop point and a subsequent needle drop point in the order, and generating cut data based on the needle drop point data and the identified needle data stored in the memory.

Computer controled sewing machine with cutting needles

An apparatus includes a processor and a memory configured to store computer-readable instructions that instruct the apparatus to execute steps comprising acquiring pattern data, identifying needle drop points on a pattern line, identifying, as a corresponding cutting needle for each of the plurality of needle drop points, one of cutting needles configured to be attachable to needle bars of a multi-needle sewing machine in a state in which directions of cutting edges are different from each other, storing needle drop point data and cutting needle data in association with each other in the memory, identifying an extending direction of fibers of the work cloth, replacing the cutting needle data in which an angle between the extending direction and the direction of the cutting edge does not satisfy a predetermined relationship, with other data indicating another cutting needle in which the angle satisfies the predetermined relationship, and generating cut data.

Computer controlled embroidery sewing machine with cutting needles

A punch data generating device generating punch data for execution with an embroiderable sewing machine including a needle bar that is moved up and down and mounted with a punch needle for forming penetrations on a workpiece in dot-by-dot strokes, a transfer mechanism transferring the workpiece in two directions in coordination with the movement of the punch needle to form the penetrations. The punch data generating device includes a punch data generator generating punch data, the punch data including at least either of draw data being configured to instruct sequential formation of the penetrations to draw a predetermined pattern, and cut data being configured to instruct sequential formation of the penetrations along an outline of a predetermined pattern to allow cutting of the outline; and a data modifier modifying at least either of the draw data and the cut data to change how the penetrations are to be formed.

A punch data generating device generating punch data for execution with an embroiderable sewing machine including a needle bar moved up and down and mounted with a punch needle for forming penetrations on a workpiece in dot-by-dot strokes, a transfer mechanism transferring the workpiece in two directions in coordination with the movement of the punch needle to form the penetrations. The punch data generating device includes a cut data generator generating cut data constituting the punch data, the cut data being used to form the penetrations along an outline of a predetermined pattern to allow cutting of the outline; and an auxiliary cut data generator generating auxiliary cut data constituting the punch data, the auxiliary cut data being used to form penetrations contacting the outline of the pattern to form a cut that facilitates detachment of the outline from the workpiece.

The disclosure presents an embroidery data processing device and a computer program product capable of creating a single unit of tree structure vector data by coupling plural pieces of independent tree structure vector data. A coupling node is added between nodes and of a tree structure vector data, and a vector data to for coupling nodes and, and a vector data to for coupling nodes and are created, and thereby a tree structure vector data is created. In a tree structure vector data, the node mutual direction is converted so that the node existing at the connecting position may be a root node, and a tree structure vector data is created, and this root node is coupled with the coupling node of the tree structure vector data, and a single tree structure vector data is created.

Embroidery data processing device and computer program product

The disclosure presents an embroidery data processing device and a computer program product capable of tearing off an elastic sheet easily after an item of embroidery has been sewn, thus enhancing working efficiency. A CPU extracts a contour line from needle drop points PN (N=1, 2, . . . , n) stored in embroidery data (Sto S). When the CPU judges that each needle drop point QN on the contour line is separated from an adjacent needle drop point Q (N+1) by more than a specified distance, the CPU forms needle drop points between adjacent needle drop points QN and, Q (N+1) separated from each other by more than a specified distance, reads out from a ROM tearing stitch data for forming a stitch of satin stitching different in stitch width in an inside direction of an embroidery region, and adds the tearing stitch data to the embroidery data so that a sewing sequence of stitches of satin stitching is ahead of a sewing sequence of stitches of the embroidery pattern main body in the embroidery region (Yes at Sto S).

The disclosure presents a quilting data processing apparatus and a program capable of displaying changes of fabric caused by a sewing line, and or easily displaying a visual image of a finished state of quilting. The CPU receives the fabric pattern of quilting, the thickness of fabric, the thickness of elastic material, and the sewing line of quilting, and, when the preview button is pressed, creates a basic mesh pattern, calculates the total deformation degree, deforms the basic mesh pattern sequentially along the sewing line to a deformation degree commensurate with the total deformation degree, and deforms each mesh adjacent to deformed meshes commensurately with the deformation degree, thereby creating a deformation mesh pattern (Sto S). Consequently, the CPU adheres to each mesh the fabric pattern displayed in a specified size in accordance with the deformation mesh pattern so as to create deformation fabric image data, overlaps the sewing line data to the upper side of the deformation fabric image data, and displays as a quilting pattern (Sto S).

Quilting data processing apparatus and computer program product

The invention presents an embroidery data processing device and a computer program product capable of easily forming images of finished state of applique even if the fabric for applique is a pattern fabric. A selected fabric image of fabric for applique is displayed, and when the user manipulates the mouse, and moves the cursor to a desired position of the fabric image, and clicks by a specified number of times, the applique pattern preliminarily inputted through the image scanner is displayed at the position of the cursor (Sto S). When the user clicks the preview button by the mouse, only the fabric image within the applique pattern is extracted, and an applique image is displayed, and an applique sewing stitch image is overlaid and displayed on the applique image (Sto S).

Growing community of inventors

Nagoya, Japan

Yukiyoshi Muto