CN101153434B - Sewing machine and controller therefor - Google Patents

Sewing machine and controller therefor Download PDF

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Publication number
CN101153434B
CN101153434B CN2007101529510A CN200710152951A CN101153434B CN 101153434 B CN101153434 B CN 101153434B CN 2007101529510 A CN2007101529510 A CN 2007101529510A CN 200710152951 A CN200710152951 A CN 200710152951A CN 101153434 B CN101153434 B CN 101153434B
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CN
China
Prior art keywords
axis
drive motor
rom drive
energising
cloth
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Expired - Fee Related
Application number
CN2007101529510A
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Chinese (zh)
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CN101153434A (en
Inventor
竹村徹
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Brother Industries Ltd
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Brother Industries Ltd
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    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B19/00Programme-controlled sewing machines
    • D05B19/02Sewing machines having electronic memory or microprocessor control unit
    • D05B19/12Sewing machines having electronic memory or microprocessor control unit characterised by control of operation of machine
    • D05B19/16Control of workpiece movement, e.g. modulation of travel of feed dog
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B69/00Driving-gear; Control devices
    • D05B69/10Electrical or electromagnetic drives
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05BSEWING
    • D05B69/00Driving-gear; Control devices
    • D05B69/30Details
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05CEMBROIDERING; TUFTING
    • D05C5/00Embroidering machines with arrangements for automatic control of a series of individual steps
    • D05C5/02Embroidering machines with arrangements for automatic control of a series of individual steps by electrical or magnetic control devices
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05CEMBROIDERING; TUFTING
    • D05C9/00Appliances for holding or feeding the base fabric in embroidering machines
    • D05C9/02Appliances for holding or feeding the base fabric in embroidering machines in machines with vertical needles
    • D05C9/04Work holders, e.g. frames
    • D05C9/06Feeding arrangements therefor, e.g. influenced by patterns, operated by pantographs
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05DINDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
    • D05D2205/00Interface between the operator and the machine
    • D05D2205/12Machine to the operator; Alarms
    • DTEXTILES; PAPER
    • D05SEWING; EMBROIDERING; TUFTING
    • D05DINDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
    • D05D2305/00Operations on the work before or after sewing
    • D05D2305/32Measuring

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

A sewing machine or a control device for the sewing machine of the present invention is provided with an electrify control part and a return move control part. When X, Y axis drive motors for making a cloth holding frame move along X, Y directions has stopped for a prescribed time, the electrify control part will cut off the electricity or restrain the electricity for the X, Y axis drive motors. A current position control part, a stop position control part and a return move control part are also included. When stop position of the cloth holding frame when the electricity is cut off or restrain is not accord to the current position of the cloth holding frame detected by a position detector, the return move control part will drive the X, Y drive axis motors to make the cloth holding frame move to the stop position. The electricity consumption caused by the unavailable electrify of the X, Y axis drive motors can be restrained by the action of the electrify control part. The cloth frame moved in the period of cutting off or restraining electricity can reliably return to the position before movement by the action of the return move control part.

Description

The control device of Sewing machines and Sewing machines
Technical field
Thereby the present invention relates to a kind ofly drive X-axis CD-ROM drive motor and Y-axis CD-ROM drive motor according to pattern data and make cloth keep frame to move at cloth along directions X and Y direction respectively to keep the Sewing machines of seam accompanying drawing sample on the processing cloth that frame keeps and the control device of Sewing machines.
Background technology
Sewing machines has X-axis CD-ROM drive motor and the Y-axis CD-ROM drive motor that makes the cloth that keeps processing cloth keep frame to move along directions X mutually orthogonal in the horizontal plane and Y direction respectively.Sewing machines is made by driving X-axis CD-ROM drive motor and Y-axis CD-ROM drive motor according to pattern data.X, Y-axis CD-ROM drive motor are stepper motors.
For example, the Japan Patent spy position control of opening the thorn tabouret (cloth maintenance frame) of record in the 2004-255042 communique (Japanese Patent Application Laid-Open No.2004-255042 (2004)) has: X-axis servo motor, Y-axis servo motor that the thorn tabouret is moved along X, Y direction; And X, the Y direction of exporting the electric signal (pulse signal) corresponding with the mobile displacement of the directions X that stings tabouret, Y direction move the displacement induction part.Control part is counted the pulse signal that X, Y direction move the displacement induction part, obtains the current location of thorn tabouret.Control part drives X-axis servo motor, Y-axis servo motor by the FEEDBACK CONTROL based on the current location of being obtained.Come the thorn tabouret is carried out high-precision Position Control by said structure.
In order to prevent that stinging the invalid of tabouret moves, to open in the position control of putting down in writing in the 2004-255042 communique the Japan Patent spy, rated current is also switched on to the magnet exciting coil of the X-axis servo motor that does not drive, Y-axis servo motor.
To be loaded in thorn making during power switch is in on-state in the preparation on the tabouret also be to continue energising even the energising of the magnet exciting coil of X-axis servo motor, Y-axis servo motor will be processed cloth the operator.Existence causes the big problem of power consumption because of continuing energising.This problem also can take place in the Sewing machines of stepper motor as X, Y-axis CD-ROM drive motor.
Summary of the invention
The objective of the invention is to, when not mobile cloth keeps frame, interrupt the X that does not drive, the energising of Y-axis CD-ROM drive motor, or restriction energising amount, thereby power consumption reduced.
The control device of Sewing machines of the present invention, have and make the cloth that keeps processing cloth keep X-axis CD-ROM drive motor, the Y-axis CD-ROM drive motor that frame moves along the directions X and the Y direction of quadrature in the horizontal plane respectively and detect the position detector that described cloth keeps the frame position, it is characterized in that, has the energising control part, when described position detector detected at least one side in described X-axis CD-ROM drive motor and the Y-axis CD-ROM drive motor and continues to have stopped the stipulated time, the described X-axis CD-ROM drive motor in will stopping or the energising of Y-axis CD-ROM drive motor were interrupted or restriction energising amount; Also have: current location preservation portion is used to preserve the current location that described cloth that described position detector detects keeps frame; Stop position preservation portion, the current location that is used for the described current location preservation portion when interrupting the energising of described X, Y-axis CD-ROM drive motor or restriction energising amount is preserved as stop position; And return mobile control division, the current location that the stop position of preserving when described stop position preservation portion and described current location preservation portion preserve drives described X, Y-axis CD-ROM drive motor when inconsistent, moves to described stop position so that described cloth maintenance frame returns.
For example, when stopping after the dwell time that makes at least one side in X, the Y-axis CD-ROM drive motor continued the stipulated time because of making operation, the energising control part moves, and interrupts or restriction energising amount with the energising of X-axis CD-ROM drive motor in will stopping or Y-axis CD-ROM drive motor, prevents useless power consumption.
Thereby,, also can make cloth keep frame to turn back to stop position before moving reliably even operator's mistake keeps cloth to frame shift moving during the energising of interrupting X, Y-axis CD-ROM drive motor or restriction energising amount.
The control device of Sewing machines of the present invention, it is characterized in that, even the occasion beyond interrupting according to the detection of described position detector and with the energising of described X-axis CD-ROM drive motor or Y-axis CD-ROM drive motor, after described cloth kept frame to return moving to described stop position, described energising control part also interrupted the energising of described X, Y-axis CD-ROM drive motor.
After making cloth keep frame to turn back to stop position by the action of returning mobile control division, the energising of X, Y-axis CD-ROM drive motor is interrupted by the action of energising control part.Thus, can reduce useless power consumption.
The control device of Sewing machines of the present invention is characterized in that, has warning and reports portion, returns the output warning when having arrived setting-up time of mobile time when what make by the described action of returning mobile control division that described cloth keeps that frame carries out.
Move when needing for a long time returning of making by the action of returning mobile control division that cloth keeps that frame carries out, warning is reported portion and can be exported warning.Thus, can report to the operator and obstruction cloth has taken place keep frame to return moving the sort of unusual.
The control device of Sewing machines of the present invention is characterized in that, described position detector is the anglec of rotation detector that the anglec of rotation to described X, Y-axis CD-ROM drive motor detects.
Keep the position detector of frame as cloth, utilization be in order to drive X, the necessary anglec of rotation detector of Y-axis CD-ROM drive motor.Thus, special-purpose detector need not be set and detect the position that cloth keeps frame simply.
Description of drawings
Fig. 1 is the stereogram of Sewing machines of the present invention.
Fig. 2 will amplify the stereogram of the part perspective of expression Sewing machines major part of the present invention.
Fig. 3 is the block diagram of the control system of Sewing machines of the present invention.
Fig. 4 is energising control and returns the flow chart that moves control.
The specific embodiment
The present invention is described in detail below with reference to the accompanying drawing of representing preferable example.
As shown in Figure 1, Sewing machines 1 has base plate 5 and the casing 6 that is configured in operation post 3 tops.Front upper surface (the place ahead that the lower left of Fig. 1 is decided to be Sewing machines 1) at base plate 5 is fixed with needle plate 7.Be provided with cloth-pressing device 8 on the top of needle plate 7.
As shown in Figure 2, cloth-pressing device 8 has delivery sheet 10 and presser foot 12 (be equivalent to cloth and keep frame).Delivery sheet 10 and presser foot 12 move at the driving lower edge of X-axis CD-ROM drive motor 40 (with reference to Fig. 3) left and right directions (directions X), move at the driving lower edge of Y-axis CD-ROM drive motor 42 (with reference to Fig. 3) fore-and-aft direction (Y direction).Presser foot 12 is frameworks of rectangle.Presser foot 12 liftably is installed in the leading section of the set pressure arm 11 of the rear upper surface of delivery sheet 10.
Pushing solenoid 14 is configured in the inside of casing 6.When pushing solenoid 14 did not move, presser foot 12 rose under the effect of spring 13 and separates from delivery sheet 10.When pushing solenoid 14 moved, presser foot 12 overcame the elastic force of spring 13 and descends, and overlaps on the upper surface of delivery sheet 10.As shown in Figure 2, descend, will process cloth W by presser foot 12 and delivery sheet 10 and keep by making presser foot 12.The processing cloth W that is kept by delivery sheet 10 and presser foot 12 moves by moving on directions X and Y direction of delivery sheet 10.Be provided with X, Y direction driving mechanism (not shown) in the inside of base plate 5, this X, Y direction driving mechanism move delivery sheet 10 and presser foot 12 respectively under the driving of X, Y-axis CD- ROM drive motor 40,42 along X, Y direction.
Leading section at casing 6 is provided with shank 16 and the thread take-up tension lever (not shown) that moves back and forth up and down.Lower end at the shank 16 that stretches out below casing 6 is equipped with suture needle 18.Be provided with the rotating shuttle (not shown) that synchronously is rotated with moving up and down of suture needle 18 in the inside of base plate 5.By suture needle 18 move up and down and processing cloth W is made in the rotation of rotating shuttle.As shown in Figure 1, the upper right at operation post 3 is provided with operation panel 20.The operator comes the various instructions of Sewing machines 1 input by the operation of operation panel 20.
As shown in Figure 1, the downside at operation post 3 is provided with control cabinet 22.Control cabinet 22 is taken in control device 30 described later.On the ground below the operation post 3, dispose the startup shutdown switch 24 of pedal.Operator's operated by foot starts shutdown switch 24, is used for instruction and makes beginning or sewing finishing.Operator's also operation start shutdown switch 24 when handover operation is carried out in the rising of presser foot 12 and decline.
Control system to Sewing machines 1 describes below.
As shown in Figure 3, control device 30 is the computers with CPU31, ROM32 and RAM33.Input side at control device 30 is connected with described startup shutdown switch 24 and operation panel 20.Configuration switch 20c that parameter uses etc. is made in ten button 20b that operation panel 20 has that liquid crystal display part 20a, the input value of various demonstration usefulness use and setting.
Input side at control device 30 also is connected with interim shutdown switch 34, push switch 35 and main axis rotation angle detector 36.Interim shutdown switch 34 is switches of operating for provisional energising with X, Y-axis CD- ROM drive motor 40,42 interrupts Sewing machines is stopped temporarily.Push switch 35 is switches of operating for presser foot 12 is switched between down position (pushing position) and lifting position (position is removed in pushing).Main axis rotation angle detector 36 is the sensors that detect the anglec of rotation of machine spindle (not shown).The anglec of rotation that main axis rotation angle detector 36 detects is utilized as the detected value of the move up and down position and the number of times that moves up and down of expression suture needle 18.
Be connected with the X-axis driving loop 38 of motor of sewing machine 37 usefulness, the driving loop 39 of pushing solenoid 14 usefulness, the driving loop 41 of X-axis CD-ROM drive motor 40 usefulness, the driving loop 43 of Y-axis CD-ROM drive motor 42 usefulness at the outlet side of control device 30.Motor of sewing machine 37 is the motors that drive machine spindle.
X-axis CD-ROM drive motor 40 and Y-axis CD-ROM drive motor 42 are stepper motors.X encoder 44 shown in Figure 3 and Y encoder 45 detect the anglec of rotation of the output shaft of X-axis CD-ROM drive motor 40 and Y-axis CD-ROM drive motor 42.Illuminating part and light accepting part that X, Y encoder 44,45 (being equivalent to position detector) have the plectane that rotates together with output shaft and clip the relative configuration of this plectane.Week at plectane upwards is provided with many joint-cuttings at certain intervals.Illuminating part is relative across the formation zone of joint-cutting with light accepting part.When plectane rotated, the light accepting part that receives light from light source by joint-cutting the time was to control device 30 output signals (code signal).Utilize the code signal of X encoder 44 to detect the directions X position of delivery sheet 10 and presser foot 12.Utilize the code signal of Y encoder 45 to detect the Y direction position of delivery sheet 10 and presser foot 12.
In ROM32, preserve the control program of control Sewing machines 1 action, the pattern data that is used to make multiple pattern in advance.In ROM32, also preserve and be used for energising control described later and return the program that moves control.
RAM33 has zone, counter and the buffer storage of provisional preservation CPU31 operation result.RAM33 includes the stop position storage area 33a (stop position preservation portion) of the stop position of preserving delivery sheet 10 and presser foot 12.The counter of RAM33 includes directions X counter 33b and Y direction counter 33c (being equivalent to current location preservation portion).
When presser foot 12 is in the origin position of directions X and Y direction, directions X counter 33b and Y direction counter 33c reset (making zero).When delivery sheet 10 and presser foot 12 to+when directions X moves, accept 1 code signal from X encoder 44 at every turn, the count value of directions X counter 33b increases progressively " 1 ".When delivery sheet 10 and presser foot 12 to-when directions X moves, accept 1 code signal from X encoder 44, the count value of directions X counter 33b successively decrease " 1 " at every turn.When delivery sheet 10 and presser foot 12 to+when the Y direction moves, accept 1 code signal from Y encoder 45 at every turn, the count value of Y direction counter 33c increases progressively " 1 ".When delivery sheet 10 and presser foot 12 to-when the Y direction moves, accept 1 code signal from Y encoder 45, the count value of Y direction counter 33c successively decrease " 1 " at every turn.By the count value of directions X counter 33b and Y direction counter 33c is read, detect the current location of delivery sheet 10 and presser foot 12 (cloth maintenance frame).
Even when the energising of the magnet exciting coil of X-axis CD-ROM drive motor 40, Y-axis CD-ROM drive motor 42 is interrupted, if receive code signal from X encoder 44, Y encoder 45, also can be with the Data Update of directions X counter 33b, Y direction counter 33c.
The energising control of being carried out by control device 30 is described and returns the movement content that moves control according to flow chart shown in Figure 4.Fig. 4 represents mobile control is controlled and returned to X-axis CD-ROM drive motor 40 as the energising of object.Y-axis CD-ROM drive motor 42 is controlled and returned mobile control as the energising of control object also is identical control content, the Therefore, omited.Symbol Si (i=11,12,13 among Fig. 4 ...) be the step number of expression control device 30 action step.
Control device 30 is carried out energising control and is returned and move control when each X-axis CD-ROM drive motor 40 stops.Whether the dwell time of 30 pairs of X-axis CD-ROM drive motors 40 of control device has continued the stipulated time, and (for example 5~10 seconds) (S11) decisions making.When dwell time has continued the stipulated time (S11: be), control device 30 reads in (S12) with the count value of directions X counter 33b as the stop position of directions X, is kept among the stop position storage area 33a of RAM33 (S13).
The judgement of S11 for judge make operation whether be in stop in and implement.Control device 30 only just is kept at the stop position of directions X among the stop position storage area 33a of RAM33 when being judged to be " in stopping ".(S11: not), control device 30 grades are by the time till the lasting stipulated time of dwell time when dwell time does not continue the stipulated time.
Control device 30 interrupts (S14) in the energising of having preserved behind the stop position the magnet exciting coil of X-axis CD-ROM drive motor 40.Can reduce to make the power consumption of the X-axis CD-ROM drive motor 40 of operation in stopping by this interruption.
At the energising intercourse, 30 pairs of control device have or not the input of driving command to decision making (S15).(S15: not), control device 30 reads in (S16) with the count value of directions X counter 33b as the current location of directions X when the input of no driving command.30 pairs of current locations that are read into of control device be kept at stop position among the 33a of stop position storage area make comparisons (S17).The comparative result of S17, (S17: not), control device 30 is transferred to S15 with processing, carries out the action of S15~S17 repeatedly not have position when skew between current location and stop position.
The comparative result of S17, when the position skew having occurred between current location and stop position (S17: be), control device 30 is to the magnet exciting coil energising (S18) of X-axis CD-ROM drive motor 40.Then, control device 30 return the traveling time timer pick up counting (S19) carry out afterwards to return and move to handle so that delivery sheet 10 and presser foot 12 turn back to the stop position of preserving among the stop position storage area 33a of RAM33.
The skew of stop position for example can contact delivery sheet 10 and presser foot 12 because of carelessness the energising intercourse operator of X-axis CD-ROM drive motor 40 and the occasion that delivery sheet 10 and presser foot 12 move is taken place.This occasion, control device 30 is carried out returning of S20 and is moved processing, so that delivery sheet 10 and presser foot 12 turn back to original stop position.
Beginning to return the control device 30 that moves after handling is that the direction of the stop position preserved in the 33a of the stop position storage area of RAM33 of unit drives X-axis CD-ROM drive motor 40 with 1 pulse.Whether 30 pairs of control device have turned back to original stop position decision making (S21).When not returning (S21: not), 30 pairs of control device return returning traveling time and whether having arrived setting-up time decision making (S22) of traveling time timer timing.When returning traveling time no show setting-up time (S22: not), control device 30 is transferred to S20 with processing, continues to return to move and handles.
In returning the continuation of move handling, when turning back to original stop position (S21: be), control device 30 is transferred to S14 with processing, and the energising of the magnet exciting coil of X-axis CD-ROM drive motor 40 is interrupted.When returning traveling time and arrived setting-up time (S22: be), control device 30 is carried out warning and is reported processing (S23).Warning report processing for example be a kind of in the liquid crystal display part 20a of operation panel 20 warning come to report abnormity processing taken place to the operator.It also can be that next the reporting to the operator of not shown warning buzzer action taken place unusually that processing is reported in warning.
Move processing by above the sort of returning, even in the operation of making that the energising of X-axis CD-ROM drive motor 40 is interrupted the occasion that delivery sheet 10 and presser foot 12 move has taken place in stopping, this delivery sheet 10 and presser foot 12 have been returned move to original stop position.
Control device 30 (S15: be) when the input of driving command has been arranged restarts the energising (S24) of the magnet exciting coil of X-axis CD-ROM drive motor 40, finishes energising control and returns mobile control, transfers to the control action in order to make.The input of driving command is that the operator is by carrying out making operation or providing by interim shutdown switch 34 being removed operation to startup shutdown switch 24.
S14 in the flow chart of Fig. 4 is equivalent to " energising control part ", and S18~S20 is equivalent to " returning mobile control division ", and S23 is equivalent to " portion is reported in warning ".
By implementing above the sort of energising control and returning and move control, the energising of X, Y-axis CD- ROM drive motor 40,42 is interrupted at delivery sheet 10 that keeps processing cloth W and presser foot 12 stopping periods.Thus, can reduce to make the required power consumption of operation, realize energy-conservation.
Delivery sheet 10 and presser foot 12 have taken place when mobile in energising is interrupted, and the stop position of preserving before interrupting according to energising and the comparative result of current location drive X, Y-axis CD-ROM drive motor 40,42.Thus, can make the delivery sheet 10 that moved and presser foot 12 turn back to stop position before moving reliably.Owing to after returning end the energising of X, Y-axis CD- ROM drive motor 40,42 is interrupted, therefore only need be consumed electric power in order to return.
When delivery sheet 10 and presser foot 12 return for a long time the time, control device 30 is carried out warning and is reported processing.Thus, can remind the operator to notice that delivery sheet 10 and presser foot 12 have been in and to return mobile state.
The change form of the example of above explanation being made the locality change describes.
1) be not the energising of X, Y-axis CD- ROM drive motor 40,42 to be interrupted but restriction energising amount yet.Can limit the energising amount by faint electric current.Also can limit the energising amount by reducing voltage.
2) energising shown in Figure 4 control and making of returning that mobile control can be not limited to that delivery sheet 10 and presser foot 12 stop are implemented in stopping.For example, making in the making that delivery sheet 10 and presser foot 12 only move on directions X, can implement Y-axis CD-ROM drive motor 42.Making in the making that delivery sheet 10 and presser foot 12 only move on the Y direction, can implement X-axis CD-ROM drive motor 40.
3) energising shown in Figure 4 control and return mobile control and can be only the either party of X, Y-axis CD- ROM drive motor 40,42 be implemented as object.
4) position detector of the shift position of direct detection delivery sheet 10 and presser foot 12 also can be set.This position detector is arranged on reflecting part on delivery sheet 10 or the presser foot 12, produces X, Y code signal by the reverberation of accepting this reflecting part.Reflecting part constitutes by forming joint-cutting, or constitutes by the different parts of reflection of light rate of alternately fitting.Also can adopt the Magnetic Sensor that detects different magnetic as position detector.Can not be subjected to attached to the effect of dust on delivery sheet 10 or the presser foot 12 when using Magnetic Sensor.
From above detailed description as can be seen, in Sewing machines of the present invention, after the dwell time of the X that cloth maintenance frame is moved along X, Y direction, Y-axis CD-ROM drive motor has continued the stipulated time, interrupt the energising or the restriction energising amount of X, Y-axis CD-ROM drive motor by the action of energising control part.Thus, can reduce to realize energy-conservation in order to make the power consumption of operation.Cloth during interrupting energising or limiting the energising amount keeps moving of frame being judged by the testing result of position detector.Thereby, can make cloth keep frame to turn back to reliably and move preceding stop position, can proceed to make operation.

Claims (10)

1. Sewing machines, have and make the cloth that keeps processing cloth keep X-axis CD-ROM drive motor, the Y-axis CD-ROM drive motor that frame moves along the directions X and the Y direction of quadrature in the horizontal plane respectively and detect the position sensor that described cloth keeps the frame position, it is characterized in that, has the energising control part, when described position detector detected at least one side in described X-axis CD-ROM drive motor and the Y-axis CD-ROM drive motor and continues to have stopped the stipulated time, the described X-axis CD-ROM drive motor in will stopping or the energising of Y-axis CD-ROM drive motor were interrupted or restriction energising amount; Also have: current location preservation portion is used to preserve the current location that described cloth that described position detector detects keeps frame; Stop position preservation portion, the current location that is used for the described current location preservation portion when interrupting the energising of described X, Y-axis CD-ROM drive motor or restriction energising amount is preserved as stop position; And return mobile control division, the current location that the stop position of preserving when described stop position preservation portion and described current location preservation portion preserve drives described X, Y-axis CD-ROM drive motor when inconsistent, moves to described stop position so that described cloth maintenance frame returns.
2. Sewing machines as claimed in claim 1, it is characterized in that, even the occasion beyond interrupting according to the detection of described position detector and with the energising of described X-axis CD-ROM drive motor or Y-axis CD-ROM drive motor, after described cloth kept frame to return moving to described stop position, described energising control part also interrupted the energising of described X, Y-axis CD-ROM drive motor.
3. Sewing machines as claimed in claim 1 is characterized in that, has warning and reports portion, returns the output warning when having arrived setting-up time of mobile time when what make by the described action of returning mobile control division that described cloth keeps that frame carries out.
4. Sewing machines as claimed in claim 2 is characterized in that, has warning and reports portion, returns the output warning when having arrived setting-up time of mobile time when what make by the described action of returning mobile control division that described cloth keeps that frame carries out.
5. as each described Sewing machines in the claim 1 to 4, it is characterized in that described position detector is the anglec of rotation detector that the anglec of rotation to described X, Y-axis CD-ROM drive motor detects.
6. the control device of a Sewing machines, have and make the cloth that keeps processing cloth keep X, the Y-axis CD-ROM drive motor that frame moves along the directions X and the Y direction of quadrature in the horizontal plane respectively and detect the position sensor that described cloth keeps the frame position, it is characterized in that, has the energising control part, when described position detector detects described X, when the Y-axis CD-ROM drive motor continues to have stopped the stipulated time, at least one side's of described X, Y-axis CD-ROM drive motor energising interrupted or restriction energising amount; Also have: current location preservation portion is used to preserve the current location that described cloth that described position detector detects keeps frame; Stop position preservation portion, the current location that is used for the described current location preservation portion when interrupting the energising of described X, Y-axis CD-ROM drive motor or restriction energising amount is preserved as stop position; And return mobile control division, the current location that the stop position of preserving when described stop position preservation portion and described current location preservation portion preserve drives described X, Y-axis CD-ROM drive motor when inconsistent, moves to described stop position so that described cloth maintenance frame returns.
7. the control device of Sewing machines as claimed in claim 6, it is characterized in that, even the occasion beyond interrupting according to the detection of described position detector and with the energising of described X-axis CD-ROM drive motor or Y-axis CD-ROM drive motor, after described cloth kept frame to return moving to described stop position, described energising control part also interrupted the energising of described X, Y-axis CD-ROM drive motor.
8. the control device of Sewing machines as claimed in claim 6 is characterized in that, has warning and reports portion, returns the output warning when having arrived setting-up time of mobile time when what make by the described action of returning mobile control division that described cloth keeps that frame carries out.
9. the control device of Sewing machines as claimed in claim 7 is characterized in that, has warning and reports portion, returns the output warning when having arrived setting-up time of mobile time when what make by the described action of returning mobile control division that described cloth keeps that frame carries out.
10. as the control device of each described Sewing machines in the claim 6 to 9, it is characterized in that described position detector is the anglec of rotation detector that the anglec of rotation to described X, Y-axis CD-ROM drive motor detects.
CN2007101529510A 2006-09-26 2007-09-25 Sewing machine and controller therefor Expired - Fee Related CN101153434B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006-261077 2006-09-26
JP2006261077 2006-09-26
JP2006261077 2006-09-26

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CN101153434A CN101153434A (en) 2008-04-02
CN101153434B true CN101153434B (en) 2011-08-17

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