CN1861876A - Differential cloth feeding sewing machine - Google Patents

Differential cloth feeding sewing machine Download PDF

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Publication number
CN1861876A
CN1861876A CN 200610081762 CN200610081762A CN1861876A CN 1861876 A CN1861876 A CN 1861876A CN 200610081762 CN200610081762 CN 200610081762 CN 200610081762 A CN200610081762 A CN 200610081762A CN 1861876 A CN1861876 A CN 1861876A
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making
make
setting
length
feed amount
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CN 200610081762
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CN1861876B (en
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镰仓新治
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Juki Corp
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Juki Corp
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Abstract

The provided differential feeding sewing machine (1) comprises: a sewing drive part (2), an EEPROM (10d) to store set sewing length and feeding quantity, a control part (10), wherein in the nth step, sewing on (2) till residual length less set feeding-cloth quantity (Pn) to switch to next step; using the part (10) to transfer the residual length to nest process.

Description

Differential cloth-feeding sewing machine
Technical field
The present invention relates to the different differential cloth-feeding sewing machine of putting together and making of cloth feed amount of cloth and following cloth.
Background technology
Be well known that, while the differential cloth-feeding sewing machine (for example, with reference to patent documentation 1, patent documentation 2) of on carrying out, implementing to put together and making during sleeve etc. in the past.
In addition, so-called " enforcement is put together " be meant, for example, and when sewing up the part of three-dimensional shapes such as shoulder mouth of sleeve of Western-style clothes, make the cloth feed amount of the last cloth that becomes the outside in the double-layered cloth, more than the cloth feed amount of the following cloth that becomes the inboard, thereby make cloth have surplus.Put together by enforcement, the three-dimensional shape as the cuff of Western-style clothes is implemented as the sutured portion of cloth and following cloth.The difference of the cloth feed amount of the last cloth of each pin and following cloth is called the amount of putting together, and be not limited in a series of making, apply equably the amount of putting together, for example when last sleeve, partly increase the amount of putting together to reach sleeve top, on the contrary, general making is to reduce the amount of putting together to divide to reach the sleeve bottom.
As this differential cloth-feeding sewing machine of going up sleeve, a series of making is divided into a plurality of steps of making, for example go up the situation of sleeve, be divided into a plurality of steps of making of dividing as sleeve top part, sleeve bottom.And, make step at each and be set with and make length, and each make step be set with each pin on cloth feed amount, the cloth feed amount of cloth and the amount of putting together etc. down of cloth.Differential cloth-feeding sewing machine carries out based on the cloth feed amount of cloth on making respectively that step sets, the cloth feed amount and the putting together of the amount of putting together of cloth are made down, thereby carries out a series of making by making step in turn.Respectively making in the step, for each pin,, make under the situation of length less than the cloth feed amount of each pin remaining by obtaining the remaining length of making from the cloth feed amount of setting that length deducts each pin of setting of making, do not carry out making of remainder, make step and switch to next.
[patent documentation 1] TOHKEMY 2004-141224 communique
[patent documentation 2] TOHKEMY 2004-201771 communique
Yet, make under the situation of length less than the cloth feed amount of each pin remaining, make step if switch to next, then owing to the remainder of respectively making step is accumulated down, and make step unwanted local the switching, so generate deviation, produce defect ware in the position of putting together.
In addition, accumulation for the remainder that suppresses respectively to make step, though the cloth feed amount of making the last several pins in the step is distributed surplus, the cloth feed amount of last several pins produces than big-difference with cloth feed amount before, so the problem that exists sewing quality to descend.
Summary of the invention
Therefore, the object of the present invention is to provide the accumulation of the remainder that can suppress respectively to make step, and can suppress the differential cloth-feeding sewing machine that each makes the bigger variation of the cloth feed amount in the step.
In order to solve above problem, first invention is characterized in that having: make mechanism, the action that it is put together and makes; Storing mechanism, it is stored in the setting cloth feed amount that length and each pin are made in each setting of making the step setting; Controlling organization, it carries out a plurality of steps of making in turn in the described mechanism of making, and put together and make in the described mechanism of making respectively making in the step with the setting cloth feed amount that is stored in described storing mechanism, respectively making in the step, described controlling organization is put together and is made in the described mechanism of making, the remaining length of making of making until putting together reaches: with set cloth feed amount remove from last time make that step carries down carry down length with set make length with the time surplus, if the remaining length of making reaches this surplus and then switches to next and make step, and carries over this surplus to next as the length of carrying down and make step.
According to first invention, to put together and make by making mechanism, the cloth feed amount of respectively making each pin of step becomes the setting cloth feed amount, so cloth feed amount is identical in making step.Putting together when making by making mechanism, if remaining make length reach with set cloth feed amount remove from carry down length and the setting cloth feed amount of making that step carries down of last time with the time surplus, promptly residue is made length less than setting cloth feed amount, then switch to next and make step, and this surplus is carried over next to as the length of carrying down and made step.Therefore, put together when making in the setting cloth feed amount of making step with next, need to consider next setting of making step make length and the length of carrying down of carrying down and, make thereby put together.Like this, make step,, implement beautiful putting together and make so can prevent from respectively to make the accumulation of the surplus part of step because the surplus of respectively making step is carried over next to as the length of carrying down.
Second invention is characterized in that having: make mechanism, the action that it is put together and makes; Storing mechanism, it is stored in the setting cloth feed amount that length and each pin are made in each setting of making the step setting; Controlling organization, it carries out a plurality of steps of making in turn in the described mechanism of making, and make setting that mechanism only is stored in described storing mechanism and make putting together of length and make respectively making in the step described, respectively making in the step, surplus when described controlling organization will be made length except that setting with the setting cloth feed amount is distributed into the sendout in each pin cycle, and described make mechanism carry out with set cloth feed amount and sendout and make as the putting together of cloth feed amount of a pin, make putting together of length and make and then switch to next and make step as if only setting.
According to second invention, put together and make by making mechanism, but the setting of only respectively making step is made putting together of length and made.Here, respectively making in the step, will remove the sendout that the surplus of setting make length the time is distributed into each pin cycle with setting cloth feed amount, go forward side by side be about to set cloth feed amount and sendout and make as the putting together of cloth feed amount of a pin.Like this, because the surplus of respectively making step is assigned to the cloth feed amount of each pin, so if only set and make putting together of length and make, then surplus will disappear.Thus, can prevent from respectively to make the surplus accumulation partly of step, implement beautiful putting together and make.
The 3rd invention, it is characterized in that, in the differential cloth-feeding sewing machine that second invention is put down in writing, described controlling organization, when the surplus in the time will making length except that setting with the setting cloth feed amount is distributed into the sendout in each pin cycle, can be distributed into the sendout in each pin cycle as the mode of unit by the least unit of setting the cloth feed amount setting.
The 4th invention is characterized in that having: make mechanism, the action that it is put together and makes; Storing mechanism, it is stored in the setting cloth feed amount that length and each pin are made in each setting of making the step setting; Selection mechanism, it is used for selecting the some of first pattern and second pattern; Controlling organization, it controls the described mechanism of making, selecting by described selection mechanism under the situation of first pattern, described controlling organization carries out a plurality of steps of making in turn in the described mechanism of making, respectively making in the step, described controlling organization is put together with the setting cloth feed amount that is stored in described storing mechanism and is made in the described mechanism of making, the remaining length of making of making until putting together reaches: with set cloth feed amount remove from last time make that step carries down carry down length with set make length with the time surplus, if the remaining length of making reaches this surplus and then switches to next and make step, and carry over this surplus to next as the length of carrying down and make step, selecting by described selection mechanism under the situation of second pattern, described controlling organization carries out a plurality of steps of making in turn in the described mechanism of making, and respectively making in the step, surplus when described controlling organization will be made length except that setting with the setting cloth feed amount is distributed into the sendout in each pin cycle, and described make mechanism carry out with set cloth feed amount and sendout and make as the putting together of cloth feed amount of a pin, make putting together of length and make and then switch to next and make step as if only setting.
According to the 4th invention, under the situation of having selected first pattern, can obtain and the identical action effect of first invention, under the situation of having selected second pattern, then can obtain and the identical action effect of second invention.
The 5th invention, it is characterized in that, in the differential cloth-feeding sewing machine that the 4th invention is put down in writing, when the surplus of described controlling organization in the time will making length except that setting with the setting cloth feed amount is distributed into the sendout in each pin cycle, can be distributed into the sendout in each pin cycle as the mode of unit by the least unit of setting the cloth feed amount setting.
According to the 3rd invention or the 5th invention, because the surplus when making length except that setting with the setting cloth feed amount, can being allocated to the sendout in each pin cycle by setting least unit that cloth feed amount the sets mode as unit, institute is so that to make the cloth feed amount of each interior pin of step basic identical.
(effect of invention)
According to first invention, owing to can prevent from respectively to make the surplus accumulation partly of step, so can carry out the more correct switching of making step.In addition, because the cloth feed amount of making in the step is identical with the setting cloth feed amount, make so can implement beautiful putting together.
According to second invention, owing to can prevent from respectively to make the surplus accumulation partly of step, so can carry out the more correct switching of making step.In addition, because surplus is assigned to the cloth feed amount of making each the pin cycle in the step,, therefore can implements beautiful putting together and make so it is basic identical to make the cloth feed amount of each pin in the step.
According to the 4th invention, can prevent from respectively to make the surplus accumulation partly of step, can carry out the more correct switching of making step, can implement beautiful putting together and make.In addition,, can tackle, seek to improve sewing quality corresponding to the situation of making by selecting the some of first pattern, second pattern.
According to the 3rd invention or the 5th invention, because the surplus when making length except that setting with the setting cloth feed amount, can being allocated to the sendout in each pin cycle by setting least unit that cloth feed amount the sets mode as unit, institute is so that to make the cloth feed amount of each interior pin of step basic identical.
Description of drawings
Fig. 1 is the stereogram of the differential cloth-feeding sewing machine 1 in first embodiment of the present invention;
Fig. 2 is the enlarged drawing of the II part among Fig. 1;
Fig. 3 is the skeleton diagram of differential cloth-feeding sewing machine 1;
Fig. 4 is the block diagram of the major part structure of differential cloth-feeding sewing machine 1;
Fig. 5 is an example that is shown in the picture of guidance panel 16;
Fig. 6 is an example that is shown in the picture of guidance panel 16;
Fig. 7 is the flow chart of flow process of the processing of the control part 10 of expression in first embodiment of the present invention;
Fig. 8 is the flow chart that the subprogram in the processing of presentation graphs 7 promptly monitors the flow process of processing;
Fig. 9 is the flow chart of flow process of the processing of the control part 10 of expression in second embodiment of the present invention;
Figure 10 is that the subprogram in the processing of presentation graphs 9 is promptly distributed the flow chart that generates the flow process of handling;
Figure 11 is the flow chart that the subprogram in the processing of presentation graphs 9 promptly monitors the flow process of processing.
Symbol description:
The 1-differential cloth-feeding sewing machine,
2-make drive division (making mechanism),
The last cloth feeding mechanism of 3-portion,
Cloth feeding mechanism portion under the 4-,
5-handle the needle portion of mechanism,
10-control part (controlling organization),
10a-MPU、
10b-ROM (storing mechanism),
10c-RAM、
10d-EEPROM (storing mechanism),
16-guidance panel (selection mechanism).
The specific embodiment
Below, describe being used to implement best mode of the present invention in conjunction with the accompanying drawings.But, in the embodiment of following narration, applied technical preferred all qualifications in order to implement the present invention, but do not made scope of invention be confined to following embodiment and illustrated example.
Here, in Fig. 1 to Fig. 3, the direction that eedle 131 is carried out knee-action is defined as Y direction, will be defined as X-direction with the fore-and-aft direction of its quadrature, with two sides of Y direction and X-direction all the left and right directions of quadrature be defined as Z-direction.
Utilize Fig. 1 to Fig. 3, the mechanical structures of differential cloth-feeding sewing machine 1 is described.Differential cloth-feeding sewing machine 1 possess put together make make action make drive division 2.Making drive division 2 has: the last cloth feeding mechanism portion 3 of cloth in the conveying; Carry the following cloth feeding mechanism portion 4 of cloth down; Make cloth and reach the portion of mechanism 5 etc. that handles the needle of cloth down.
Last cloth feeding mechanism portion 3, it is by last work feed motor 11 (being illustrated in Fig. 4) with via transmission such as pulley rotatablely moving of work feed motor 11 and driven formation such as work feed band 110 that goes up on this.And, driven by last work feed motor 11 by last work feed band 110, can carry cloth in direction along the arrow A of the X-direction among Fig. 2.
Following cloth feeding mechanism portion 4, its by work feed motor 12 (being illustrated in Fig. 4) down and via rotatablely moving of this time of transmissions work feed motor 12 such as pulley driven time formation such as work feed band 120.And, driven by work feed motor 12 down by following work feed band 120, can be under carrying along the direction of the arrow A of the X-direction among Fig. 2 cloth.
The portion of mechanism 5 that handles the needle possesses: shank 130, and it can knee-action above work feed band 120 down; Eedle 131, it can freely load and unload on shank 130; Electrical motor of sewing machine 13 (being illustrated in Fig. 3, Fig. 4); Main shaft, it rotates by electrical motor of sewing machine 13; Mapping device, it is linked between this main shaft and the shank 130, and the rotation motion of main shaft is changed to the reciprocating motion up and down of shank 130.And the portion of mechanism 5 that handles the needle moves back and forth shank 130 by electrical motor of sewing machine 13 via main shaft and mapping device, and will supply to machine suturing with thread management cloth under last cloth reaches of eedle 131 by eedle 131.
Handle the needle the cycle that portion of mechanism 5 can change the knee-action of eedle 131 according to the change of the rotary speed of electrical motor of sewing machine 13.Last cloth feeding mechanism portion 3 can change the cloth feed amount of the last cloth of each pin according to the change of the rotary speed of last work feed motor 11.Following cloth feeding mechanism portion 4 can change down the cloth feed amount of cloth according to the change of the rotary speed of work feed motor 12 down.Because the cloth feed amount of each pin of last cloth feeding mechanism portion 3 is different with the cloth feed amount of each pin of following cloth feeding mechanism portion 4, cause the cloth feed amount of cloth and the cloth feed amount generation difference of following cloth, the difference of the last cloth of each pin and the cloth feed amount of play cloth is called the amount of putting together, makes the cloth feed amount of cloth then can increase the amount of putting together more more greater than the cloth feed amount of playing cloth.Here, so-called each pin is meant, by the portion of mechanism 5 that handles the needle, and the cycle of 131 round trip knee-actions of eedle.In addition,, the cloth feed amount of the last cloth of each pin is called cloth feed amount, the cloth feed amount of the following cloth of each pin is called cloth feed amount down following.
This differential cloth-feeding sewing machine 1 is by between last cloth feed amount and following cloth feed amount difference being set by making drive division 2, thereby while the Sewing machines of putting together and making, for example, be used in: with respect to as the following front and rear body cloth of cloth, will be as the sleeve cloth of last cloth the making of sewing up etc. of putting together.This differential cloth-feeding sewing machine 1 is divided into a series of making a plurality of steps of making and carries out, and can make to set in the step at each and make length, the amount of putting together, cloth feed amount down.Here, the so-called length of making is meant, makes making of step from certain and begins to make the cloth feed amount of following cloth of the sewing finishing of step to this.In addition, the amount of putting together and following cloth feed amount and be last cloth feed amount.
In addition, this differential cloth-feeding sewing machine 1 has: the line clamping part, and it sandwiches the line that supplies to eedle 131 and pays line tension; Line tension solenoid (being illustrated in Fig. 4), it is as the drive source of line clamping part.Line tension solenoid 14 is adjusted the thrust of giving with the line clamping part, by paid line clamping part thrust by line tension solenoid 14, can apply tension force to the line that is held in the line clamping part, and by adjusting thrust by line tension solenoid 14, adjusts the tension force that puts on line.In addition, this differential cloth-feeding sewing machine 1 has after sewing finishing the cutting facility that (all steps of making finish the back) cuts off line.
Electricity formation to differential cloth-feeding sewing machine 1 describes below.As shown in Figure 4, differential cloth-feeding sewing machine 1 has: control part 10; Drive circuit 11a, its drive control signal by control part 10 drives and goes up work feed motor 11; Drive circuit 12a, its drive control signal by control part 10 drives work feed motor 12 down; Drive circuit 13a, its drive control signal by control part 10 drives electrical motor of sewing machine 13; Drive circuit 14a, it is by the drive control signal drive wire tension force solenoid 14 of control part 10; Sewing machines starts pedal 15, and it is used to operate differential cloth-feeding sewing machine 1; Input circuit 15a, it will be sent to control part 10 based on the drive input signal of operation Sewing machines startup pedal 15; Accessory pedal 17, it operates differential cloth-feeding sewing machine 1; Input circuit 17a, it will be sent to control part 10 based on the drive input signal of this accessory pedal 17 of operation; Step change-over switch 18, it operates differential cloth-feeding sewing machine 1; Input circuit 18a, it will be sent to control part 10 based on the drive input signal of this step change-over switch 18 of operation; Guidance panel 16, it is as the display unit of band touch panel.
Control part 10 has: as MPU (the Micro Processor Unit) 10a of microcomputer; ROM (Read Only Memory) 10b; RAM (Random Access Memory) 10c; EEPROM (Electrically Erasable and Programmable Rom) 10d, and be configured in the Denso case 20 shown in Fig. 3.
In ROM10b, store the control program of differential cloth-feeding sewing machine 1.RAM10c is the memory that the workspace is provided to MPU10a.In EEPROM10d, back up to have and make related various data.MPU10a handles according to the control program that is stored in ROM10b.
The computing of control part 10 by MPU10a drives work feed motor 11, work feed motor 12 and electrical motor of sewing machine 13 down, eedle 131 knee-action on one side thus, by last work feed band 110 carry and go up cloth and by down work feed band 120 carry down cloth on one side.Thus, make the action of making that drive division 2 is put together and made.
In addition, by the rotary speed of control part 10 control electrical motor of sewing machine 13, the knee-action cycle of control eedle 131, go up the rotary speed of work feed motor 11 by control part 10 controls, cloth feed amount in the control, by the rotary speed of work feed motor 12 under control part 10 controls, control is cloth feed amount down.Like this, control the rotary speed that goes up work feed motor 11, following work feed motor 12 and electrical motor of sewing machine 13, can control the amount of putting together by control part 10.In addition, cloth feed amount, following cloth feed amount and the amount of putting together in change that control part 10 can not (be simulated ground) continuously can be every least unit stage ground (digitally) changes.Making least unit here, is 0.1mm.
It is to be used for the operating pedal that the operator operates differential cloth-feeding sewing machine 1 that Sewing machines starts pedal 15.Sewing machines starts pedal 15, is transformed to the input circuit 15a of the signal of telecommunication via the action with operation start pedal 15, will output to control part 10 corresponding to the drive input signal of the amount of entering into of operator's pushes pedals.Control part 10, start pedal 15 if begin to trample Sewing machines, then make work feed motor 11, work feed motor 12 and electrical motor of sewing machine 13 runnings down, and drive with the rotary speed of the amount of entering into that starts pedal 15 corresponding to Sewing machines and to go up work feed motor 11, work feed motor 12 and electrical motor of sewing machine 13 down, start entering into of pedal 15 if remove Sewing machines, work feed motor 11, following work feed motor 12 and electrical motor of sewing machine 13 are stopped.
Accessory pedal 17 is to be used for the tread portion of setting value that the operator changes the amount of putting together of differential cloth-feeding sewing machine 1.Accessory pedal 17 is transformed to the input circuit 17a of the signal of telecommunication via the action that will operate accessory pedal 17, will output to control part 10 corresponding to the drive input signal of operator's the amount of entering into.By importing drive input signal from accessory pedal 17 to control part 10, control part 10 changes the setting value of the amount of putting together corresponding to the amount of entering into of accessory pedal 17.
This accessory pedal 17 can be swung as axis with the axle of regulation.And, accessory pedal 17 will according to the swing of preceding stepping on the occasion of the quantitative change of putting together more be worth, more be worth according to the quantitative change of putting together of the negative value of the swing of post legged and output to control part 10.In addition, because according to the related technology of change of the amount of putting together of accessory pedal 17, be technique known in the past, so do not elaborate at this.
Step change-over switch 18 is to be used for a series of step of making of making of differential cloth-feeding sewing machine 1 is switched to the switch that next makes step, and the operator can operate with knee.Step change-over switch 18 outputs to control part 10 via the input circuit 18a that the action that will operate change-over switch 18 is transformed to drive input signal.If control part 10 from step change-over switch 18 input drive input signal, then will be made step and switch to next and make step.
Guidance panel 16 is by constituting as lower device: as the display unit of LCD of indication mechanism etc.; Be set at the touch panel as input mechanism of the display surface of display unit.Display unit shows: make information (for example, make length, the cloth feed amount and the amount of putting together down what each made that step sets, make the interval figure of step etc. with diagrammatic representation) or various icons etc. from control part 10 outputs various.Touch panel reads the coordinate of principle senses touch indication by the coordinate of induction, magnetostriction type, pressure sensitive etc., and detected coordinate is outputed to control part 10 as position signalling.Be that guidance panel 16 shows various information or data etc., and make the positional information of the shown various switches of display unit in guidance panel 16, with corresponding by the positional information that touches the detected coordinate of indication in touch panel, thus, the input indication with input outputs to control part 10.
By the display frame that the display unit at guidance panel 16 shows, can make step to set length, following cloth feed amount and the amount of putting together of making every least unit stage ground at each.As an example, be shown in the display unit of guidance panel 16 by control part 10 as Fig. 5, picture shown in Figure 6.As shown in Figure 5, at the central portion of picture, show the display graphics 30 of the sleeve shape of imitation sub-circular.Display graphics 30 shows with the state that is divided into eight interval figures 31~38 corresponding to eight are made step.The corresponding sleeve of the foot of display graphics 30 end, the corresponding sleeve top of the topmost of display graphics 30.And, beginning to make from foot, interval figure shows with the order from interval figure 31 to interval figure 38 with being rotated counterclockwise, and shows numerical value in interval figure 31~interval figure 38.Numerical value in interval figure 31~interval figure 38 is illustrated respectively in the setting value that each makes the amount of putting together in the step.The amount of putting together of interval figure 31~interval figure 38 is shown as respectively the state that is set at " 2 ", " 3 ", " 6 ", " 12 ", " 0 ", " 13 ", " 7 ", " 1 ".Be set under the situation of millimeter in unit that will the amount of putting together, picture shows ten times value of the amount of putting together.For example, be under the situation of 0.1mm in the amount of putting together, be shown as " 1 " as numerical value in the picture.In addition, the amount of putting together is with respect to measuring the surpassing of last cloth feed amount of cloth feed amount down, in other words, is exactly the difference that goes up cloth feed amount and following cloth feed amount.
In addition, selecteed interval figure appears dimmed in interval figure 31~interval figure 38, makes it can be different from unselected other interval figures.In Fig. 5, selection be the step of making of corresponding interval figure 31.
In addition, any one button of the amount of putting together the configuration part 39 that the operator can show on guidance panel 16 by touch operation is set the amount of putting together that is assigned to the button that has touched as the amount of putting together of making in the step of the interval figure of having selected.The amount of putting together that is set is shown in interval figure 31~interval figure 38 as shown in Figure 5, and then is stored in the EEPROM10d by control part 10.Be set in the sequence number that will make step under the situation of n, will make the scale of setting in the step of putting together at n and be shown the setting amount of putting together I nIn addition, not only can set the amount of putting together of respectively making in the step, also can be stored in ROM10b or EEPROM10d in advance by guidance panel 16.
Length on the Zhou Fangxiang of interval figure 31~38 is by showing corresponding to the ratio of making length of respectively making step.Above display graphics 30, show and make length display field 40.In making length display field 40, the length of making of making in the step of selecteed interval figure is shown as molecule in interval figure 31~interval figure 38, is shown as denominator in the summation of making length of making in the step of interval figure 31~interval figure 38.In the example of Fig. 5, the length of making of making in the step of interval figure 31 is set to 35.2mm, and the summation of making length of making in the step of interval figure 31~interval figure 38 is set to 358.0mm.To make the lengths table of setting in the step of making at n is shown to set and makes length D nIn addition, respectively make the length of making in the step, both can and be stored in EEPROM10d, also can be stored in ROM10b or EEPROM10d in advance by guidance panel 16 settings.
At the upper right side of the picture of Fig. 5, the detailed button 41 of the pattern that shows.In addition, by the detailed button 41 of operator's touch operation pattern, set picture in detail as the pattern of Fig. 6 and be shown in guidance panel 16 by control part 10.In the picture of Fig. 6, can set the following cloth feed amount in the step of making of the interval figure selected, and show cloth feed amount down in the cloth feed amount display part 42 down.Right-hand showing at following cloth feed amount display part 42 increases button 43 and reduces button 44, the each touch operation of operator increases button 43 once, the following cloth feed amount that shows in following cloth feed amount display part 42 increases least unit at every turn, the each touch operation of operator reduces button 44 once, and the following cloth feed amount that shows in following cloth feed amount display part 42 reduces least unit at every turn.And, by operator's touch operation confirming button 45, determine the following cloth feed amount that in following cloth feed amount display part 42, shows, and then the following cloth feed amount that will set is stored in EEPROM10d by control part 10, and returns the picture of Fig. 5.Thus, can set the following cloth feed amount in the step of making of the interval figure selected.Make the following cloth feed amount that is set in the step at n and be expressed as cloth feed amount P under the setting nIn addition, respectively make the following cloth feed amount in the step, also can be stored in ROM10b or EEPROM10d in advance.
In the lower left of the picture of Fig. 5, show and prepare button 46.Prepare button 46 by operator's touch operation, differential cloth-feeding sewing machine 1 can be made.
Function to control part 10 describes below.
Control part 10 has by will being sent to drive circuit 13a based on the drive control signal that Sewing machines starts the operation of pedal 15, thus the function of the rotary speed of control electrical motor of sewing machine 13.
Control part 10 has the function that the rotary speed that is matched with electrical motor of sewing machine 13 is controlled the rotary speed of work feed motor 11 and following work feed motor 12.Make in the control of rotary speed of the following work feed motor 12 in the step at n, control part 10 has the control function of the rotary speed of work feed motor 13 down, thus by work feed band 120 down to set down cloth feed amount P nCarry cloth down.N make in the step in the control of rotary speed of work feed motor 11, control part 10 has the function that the rotary speed of work feed motor 11 is gone up in control, thereby sets cloth feed amount P down by last work feed band 110 to become nWith the setting amount of putting together I nAnd last cloth feed amount carry cloth.
In addition, control part 10 has the oscillating quantity of swinging based on operation accessory pedal 17, thus the function of the change amount of putting together.Follow the change of the amount of putting together, each one of Sewing machines carry out with by relevant the making of the amount of putting together that changes.
In addition, control part 10 has based on the drive input signal along with operating procedure change-over switch 18, thereby the step of making in will making switches to the function that next makes step.Along with the switching of making step, make setting in step under the cloth feed amount P of each of Sewing machines to be switched N+1And the setting amount of putting together I N+1Execution is made.
In addition, control part 10 has and calculates eedle 131 every knee-actions residue once and make length, makes length less than cloth feed amount P under setting in residue nSituation under, switch to the function that next makes step.So-called residue is made length and is meant, is respectively making the remaining length that should make in the step, and promptly eedle 131 every knee-actions once only reduce setting cloth feed amount D down nVariable.For example, residue is made length and is passed through: make length D from setting nWith the length (Kuri Yue Long さ that carries down) B nAnd, deduct the time execution sewed up of making step since n and make length and obtain.In other words, will since n make step the time make under the situation of number of times as the pin number of eedle 131 knee-actions, carry out and make length by formula " length is made in execution "=" set cloth feed amount D down n" * " the pin number " calculate, the residue make length by formula " residue is made length "=" length D is made in setting n"+" the length B that carries down nLength is made in "-" execution " calculate.Here, under n is situation more than 2, the length of carrying down B nBeing the surplus of making that step carries down of making from last time, is the making in the step of last time, and the residue during last eedle 131 knee-actions is made length, is with setting cloth feed amount P down N-1Remove to set and make length D N-1With the length B that carries down N-1With the time surplus (0≤B n<P N-1).But, under the initial situation of making step (n=1), the length of carrying down B 1Be zero, in addition, make the situation of step under carry down length B by manual switch to n by step change-over switch 18 in the step of making from last time nBe zero.
Below, describe in conjunction with the action of the flow chart of Fig. 7 differential cloth-feeding sewing machine 1.
At first, be unlocked based on the main power source of differential cloth-feeding sewing machine 1, control part 10 carries out initialization action (step SA1).And control part 10 will be based on (for example, Fig. 5) being shown in guidance panel 16 (step SA3) respectively the making cloth feed amount under the initial setting in the step, set the editing pictures of making length, setting the amount of putting together of ROM10b or EEPROM10d storage.
Then, control part 10 is judged and is prepared buttons 46 operation (step SA5) that whether is touched.Preparing button 46 operation (step SA5: deny) that is not touched, and under the situation of the editing pictures of demonstration Fig. 5, passing through operator's touch operation guidance panel 16, change cloth feed amount under the setting of respectively making step, set the amount of putting together, set and make under the situation of length, control part 10 is made cloth feed amount, the setting amount of putting together, setting under this setting of having changed length and is stored in EEPROM10d.On the other hand, the operation if preparation button 46 is touched, then the processing of control part 10 enters into step SA7 (step SA5: be).
In step SA7, control part 10 reads in cloth feed amount P under the initial setting of making in the step (n ← 1 in other words) n, set the amount of putting together I n, set and to make length D n, and temporarily be stored in RAM10c.In addition,, do not make, because at the initial length B that carries down in the step that makes in the moment of step SA7 though control part 10 is made the storage area that length temporarily is stored in RAM10c with residue nBe zero, make length D so control part 10 makes to set nBecome as the residue of variable and make length and be stored in RAM10c.
Then, control part 10 judges that Sewing machines starts pedal 15 and whether trampled (step SA9), under the situation that Sewing machines startup pedal 15 is not trampled, the processing of control part 10 turns back to step SA9 once more, under the situation that Sewing machines startup pedal 15 has been trampled, the processing of control part 10 enters into step SA11.From step SA1 to step SA9 is that differential cloth-feeding sewing machine 1 is made the processing the preceding holding state of action.
In step SA11, control part 10 makes work feed motor 11, work feed motor 12 and electrical motor of sewing machine 13 runnings down, and drives work feed motor 11, following work feed motor 12 and electrical motor of sewing machine 13 with the rotary speed that starts the amount of entering into of pedal 15 corresponding to Sewing machines.Here, the rotary speed that control part 10 is matched with electrical motor of sewing machine 13 is controlled the work feed motor 11 and the rotary speed of work feed motor 12 down, and control part 10 controls are the rotary speed of work feed motor 12 down, thus by work feed band 120 down to set down cloth feed amount P nCarry down cloth, and control the rotary speed that goes up work feed motor 11, thereby set cloth feed amount P down to become by last work feed band 110 nWith the setting amount of putting together I nAnd last cloth feed amount carry cloth.Thus, begin to put together and make, and the processing of control part 10 enters into step SA13, but the processing of following control part 10 is the processing in once of 131 knee-actions of eedle by making drive division 2.
Control part 10 monitors processing in step SA13.Fig. 8 monitors the flow chart of handling, and at first whether control part 10 determining step change-over switches 18 are operated (step SB1).Under the not operated situation of step change-over switch 18, the processing of control part 10 enters into step SA15, and under the operated situation of step change-over switch 18, the processing of control part 10 enters into step SB3.In step SB3, control part 10 is by the sequence number that will the make step (n ← n+1), make step to next thereby will make step conversion that adds up.And control part 10 reads in cloth feed amount P under the new setting of making in the step n, set the amount of putting together I n, set and to make length D n, make the length B that carries down that step will be carried down at this nMake zero the length of to carry down B nMake length D with setting nAnd (because the length B that carries down nBe zero, so and be to set to make length D n) make length and be stored in RAM10c (step SB5) as residue.Afterwards, the processing of control part 10 enters into step SA15.
In step SA15, control part 10 judge eedle 131 whether knee-action once, and at eedle 131 knee-actions under the situation once, the processing of control part 10 enters into step SA17, do not have under the knee-action situation once at eedle 131, the processing of control part 10 enters into step SA27.
In step SA17, whether control part 10 judgement residues make length more than or equal to setting cloth feed amount P down nMake length less than cloth feed amount P under setting in residue nSituation under, the processing of control part 10 enters into step SA23.On the other hand, make length more than or equal to cloth feed amount P under setting in residue nSituation under, control part 10 deducts and sets cloth feed amount P down by make length from residue nMake length and obtain new residue, and the storage area of RAM10c is rewritten as this new residue makes length (step SA19).Then, control part 10 judges that once more residue makes length whether more than or equal to setting cloth feed amount P down n(step SA21) makes length less than cloth feed amount P under setting in residue nSituation under, the processing of control part 10 enters into step SA23, makes length more than or equal to cloth feed amount P under setting in residue nSituation under, the processing of control part 10 enters into step SA27.In addition, in step SA21, make length more than or equal to cloth feed amount P under setting being judged as residue nSituation under, this residue make length with setting cloth feed amount P nRemove the length B that carries down nMake length D with setting nWith the time surplus equate.
In step SA23, (n ← n+1) switches to next and makes step thereby will make step control part 10 by the sequence number of making step is added up.And control part 10 reads in cloth feed amount P under the new setting of making in the step n, set the amount of putting together I n, set and to make length D n, and will making the residue that is stored in RAM10c in the step and make length as the length B that carries down in last time by carrying down nThereby, the length of will carrying down B nMake length D with setting nAnd make length as new residue and carry out the rewriting of RAM10c (step SA25).Afterwards, the processing of control part 10 enters into step SA27.
In step SA27, control part 10 judges that Sewing machines starts pedal 15 and whether trampled, start pedal 15 by under the situation of trampling at Sewing machines, the processing of control part 10 turns back to step SA13 once more, under the situation that Sewing machines startup pedal 15 is not trampled, control part 10 makes work feed motor 11, following work feed motor 12 and electrical motor of sewing machine 13 stop (step SA29).After last work feed motor 11, following work feed motor 12 and electrical motor of sewing machine 13 stopped, control part 10 monitored processing (step SA31).Supervision processing among the step SA31 is identical with the supervision processing among the step SA13, and control part 10 judges whether to have carried out trimming (step SA33) after carrying out subprogram shown in Figure 8., under the last situation of making the step end, carry out trimming by cutting facility here, the processing of control part 10 enters into step SA35, and last making under the unclosed situation of step, the processing of control part 10 turns back to step SA9.
In step SA35, control part 10 carries out initialization action, and control part 10 reads in cloth feed amount P under the initial setting of making in the step (that is n ← 1) afterwards n, set the amount of putting together I n, set and to make length D n, and temporarily be stored in RAM10c.In addition, though control part 10 is made the storage area that length temporarily is stored in RAM10c with residue, because at the initial length B that carries down in the step that makes nBe zero, so control part 10 is made length D with setting nMake length as residue and be stored in RAM10c.And the processing of control part 10 turns back to step SA9.
As above,, make in the step, set cloth feed amount P down at n according to present embodiment nPut together as the following cloth feed amount of each pin and to make, reach and set cloth feed amount P down if residue is made length nBelow (step SA21: not), then switch to next and make step, and this residue make length (with setting cloth feed amount P down nRemove the length B that carries down nMake length D with setting nWith the time surplus equate) as length B N+1Carried over to next and made step.Thus, make step when beginning at next, residue is made length and is used as to set and makes length D N+1With the length B that carries down N+1And (step SA25), put together and make.Like this, make at n and make surplus as carrying down length B in the step N+1Carried over to next and made step.Therefore, can prevent from respectively to make the accumulation of the remainder of step, carry out the more correct switching of making step, and can implement beautiful putting together and make.
In addition, make in the step at n, because to set down cloth feed amount P nSimilarly carry cloth down, make so can implement beautiful putting together.
(second embodiment)
Then the differential cloth-feeding sewing machine that is suitable in second embodiment of the present invention is described.For the differential cloth-feeding sewing machine of second embodiment, the part identical with each one of differential cloth-feeding sewing machine 1 in first embodiment paid prosign, and only different piece is described.
Function to control part 10 describes below.
Control part 10 has at n to be made in the step, calculates the number of times S of eedle 131 n(S herein, nIt is zero above integer.) function.Here, number of times S nBe with setting cloth feed amount P down nRemove to set and make length D nThe merchant's who obtains integer part.
In addition, control part 10 has and calculates with setting cloth feed amount P down nRemove to set and make length D nThe time the function of surplus.And it has following function: respectively making in the step, the number of times of eedle 131 knee-actions is that (herein, m is 1 above S under the situation of m when making the beginning of step from this nFollowing integer.), the surplus that obtains is distributed into the sendout F in each pin cycle m, and with sendout F mBe added to and set cloth feed amount P down nOn.In addition, control part 10 can every with last cloth feed amount, the down least unit of cloth feed amount and the amount of putting together the least unit that equate and stage ground setting sendout F mLeast unit is made as 0.1mm here.
In addition, control part 10 has following function: by will being sent to drive circuit 13a based on the drive control signal that Sewing machines starts the operation of pedal 15, thus the function of the rotary speed of control electrical motor of sewing machine 13.
In addition, control part 10 has: the rotary speed that is matched with electrical motor of sewing machine 13 is controlled the function of the rotary speed of work feed motor 11 and following work feed motor 12.Make in the control of rotary speed of the following work feed motor 12 in the step at n, when the m time knee-action of eedle 131, control part 10 has the control function of the rotary speed of work feed motor 12 down, thus by work feed band 120 down to set down cloth feed amount P nWith sendout F mAnd carry down cloth.N make in the step in the control of rotary speed of work feed motor 11, when the m time knee-action of eedle 131, control part 10 has the function that the rotary speed of work feed motor 11 is gone up in control, thus by last work feed band 110 with become set under cloth feed amount P nWith the setting amount of putting together I nWith sendout F mAnd last cloth feed amount carry cloth.
In addition, control part 10 has following function: carrying out n when making step, setting and make length D by making 2 of drive divisions nPut together make after, (flag) places RAM10c with the step switch flag.
Describe in conjunction with the action of the flow chart of Fig. 9 the differential cloth-feeding sewing machine in second embodiment.
At first, be unlocked based on the main power source of differential cloth-feeding sewing machine, control part 10 carries out initialization action (step SC1).Then, control part 10 will respectively be made cloth feed amount under the initial setting in the step, set the editing pictures of making length, setting the amount of putting together and (for example, Fig. 5) be shown in guidance panel 16 (step SC3) based on ROM10b or EEPROM10d stored.
Then, control part 10 is judged and is prepared buttons 46 operation (step SC5) that whether is touched.Preparing button 46 operation (step SC5: deny) that is not touched, and under the situation of the editing pictures of demonstration Fig. 5, passing through operator's touch operation guidance panel 16, thereby to respectively making step, cloth feed amount, the setting amount of putting together, setting are made under the situation of length under the change setting, and control part 10 is made cloth feed amount, the setting amount of putting together, setting under this setting of having changed length and is stored in EEPROM10d.On the other hand, the operation if preparation button 46 is touched, then the processing of control part 10 enters into step SC7.
In step SC7, control part 10 will be made step as the initial step (n ← 1) of making.Then, control part 10 distributes generation to handle (step SC9).Figure 10 distributes to generate the flow chart of handling, but at first control part 10 reads in cloth feed amount P under n the setting of making in the step n, set the amount of putting together I n, set and to make length D n, and temporarily be stored in RAM10c (step SD1).Then, control part 10 usefulness are set cloth feed amount P down nRemove to set and make length D nAnd the merchant's that will obtain integer part is made the number of times S of step as n nAnd obtain, and temporarily be stored in RAM10c (step SD3).Then, length D is made in the setting that will read of control part 10 nMake length as residue and place RAM10c (step SD5).
Then, control part 10 calculates with setting cloth feed amount P down nRemove to set and make length D nThe time surplus, and it temporarily is stored in (step SD7) among the RAM10c.Then, control part 10 will be from for the first time to S nInferior sendout F 1~sendout F SnZero clearing also is stored in RAM10c, and will be changed to " 1 " (step SD9) as the m of counter.
Then, control part 10 judges whether the surplus of storing is zero (step SD11) in RAM10c.Not that (step SD11: not), control part 10 is obtained new surplus by deduct least unit from surplus, and the storage area of RAM10c is rewritten as this new surplus (step SD13) under zero the situation in surplus.Then, control part 10 passes through at sendout F mOn add least unit and obtain new sendout F m, and the storage area of RAM10c is rewritten as this new surplus (step SD15).Then, control part 10 judges whether m is number of times S n(step SD17).At m is not number of times S nSituation under, control part 10 makes m only increase by 1 (step SD19), and the processing of control part 10 turns back to step SD11, is number of times S at m nSituation under, control part 10 is changed to m " 1 " (step SD21), and the processing of control part 10 turns back to step SD11.
Like this, by the cycle of treatment of step SD11, step SD13, step SD15, step SD17, step SD19 repeatedly, thereby surplus deducts least unit at every turn, and from first sendout F 1Only add least unit in turn.And, even S repeatedly nThe cycle of treatment of inferior step SD11, step SD13, step SD15, step SD17, step SD19, and at S nInferior sendout F SnOn add least unit, if not vanishing of surplus, the then processing by step SD17 and step SD21 is once more from first sendout F 1Only add least unit in turn.Thus, with setting cloth feed amount P down nRemove to set and make length D nThe time surplus, be assigned to from primary sendout F 1To S nInferior sendout F Sn
Cycle of treatment by above step SD11~step SD21, if surplus vanishing (step SD11: be), then control part 10 will be changed to " 1 " (step SD23) as the m of counter, distributes to generate the processing end, and the processing of control part 10 enters into step SC11.
In step SC11, control part 10 judges that Sewing machines starts pedal 15 and whether trampled, under the situation that Sewing machines startup pedal 15 is not trampled, the processing of control part 10 turns back to step SC11 (step SC11: not) once more, under the situation that Sewing machines startup pedal 15 has been trampled, the processing of control part 10 enters into step SC13 (step SC11: be).From step SC1 to step SC11 is that differential cloth-feeding sewing machine is made the processing the preceding holding state of action.
In step SC13, control part 10 makes work feed motor 11, work feed motor 12 and electrical motor of sewing machine 13 runnings down, drives work feed motor 11, following work feed motor 12 and electrical motor of sewing machine 13 with the rotary speed that starts the amount of entering into of pedal 15 corresponding to Sewing machines.Here, control part 10 is matched with the rotary speed of electrical motor of sewing machine 13 and controls the rotary speed that work feed motor 11 reaches following work feed motor 12, when the m time knee-action of eedle 131, the rotary speed of the following work feed motor 12 of control part 10 controls, thereby by descending work feed band 120 to set down cloth feed amount P nWith sendout F mAnd carry play cloth, the rotary speed of work feed motor 11 in the control, thus by last work feed band 110 to become setting time cloth feed amount P nWith the setting amount of putting together I nWith sendout F mAnd last cloth feed amount carry cloth.Thus, put together and make by making drive division 2, the processing of following control part 10 is in the processing of 131 knee-actions of eedle in once.
Control part 10 monitors processing in step SC15.Figure 11 monitors the flow chart of handling, but at first whether control part 10 determining step change-over switches 18 are operated (step SE1).Under the not operated situation of step change-over switch 18, the processing of control part 10 enters into step SE3, and (step SE1: not), under the operated situation of step change-over switch 18, the processing of control part 10 enters into step SE7 (step SE1: be).
In step SE3, whether control part 10 determining step switch flag are placed in the storage area of RAM10c.(step SE3: not), the processing of control part 10 enters into step SC17 under the situation that the step switch flag is not set up.On the other hand, under the situation that the step switch flag has been set up (step SE3: be), the step switch flag is resetted (step SE5), the processing of control part 10 enters into step SE7.In step SE7, (n ← n+1) switches to next and makes step thereby will make step control part 10 by the sequence number of making step is added up.Then, control part 10 distributes generation to handle (step SE9).Distribution among the step SE9 generate handle with step SC9 in distribution generate and handle identically, the distribution in step SE9 generates in the processing, control part 10 reads in cloth feed amount P under the new setting of making in the step n, set the amount of putting together I n, set and to make length D n, and generate the new primary sendout F that makes in the step 1~the S nInferior sendout F SnAfter the distribution of step SE9 generated processing, the processing of control part 10 entered into step SC17.
In step SC17, control part 10 judge eedle 131 whether knee-action once, at eedle 131 knee-actions under the situation once, the processing of control part 10 enters into step SC19, not under the knee-action situation once, the processing of control part 10 enters into step SC29 at eedle 131.
In step SC19, control part 10 deducts setting cloth feed amount P down by make length from residue nWith sendout F mAnd obtain new residue and make length, and the storage area of RAM10c be rewritten as this new residue make length.Then, control part 10 judges whether residue is made length is zero (step SC23), and making length in residue is that the processing of control part 10 enters into step SC25 under zero the situation, make in residue under the situation of length non-zero, the processing of control part 10 enters into step SC29.In addition, because the following cloth feed amount of each pin is cloth feed amount P under setting nWith sendout F mAnd, be that an end setup is made length D under zero the situation so make length in residue nPut together and make.
In step SC25, control part 10 places RAM10c with the step switch flag.Then, control part 10 monitors processing (step SC27).Supervision processing among the step SC27 is handled identical with the supervision among the step SC15, and owing to be provided with the step switch flag, so during the supervision in step SC27 is handled, control part 10 is with step switch flag reset (step SE5), and by the sequence number of making step is added up (n ← n+1) switches to next and makes step (step SE7) thereby will make step.After the supervision of step SC27 was handled, the processing of control part 10 entered into step SC29.
In step SC29, control part 10 judges that Sewing machines starts pedal 15 and whether trampled, under the situation that Sewing machines startup pedal 15 has been trampled, the processing of control part 10 turns back to step SC15 once more, under the situation that Sewing machines startup pedal 15 is not trampled, control part 10 makes work feed motor 11, following work feed motor 12 and electrical motor of sewing machine 13 stop (step SC31).After last work feed motor 11, following work feed motor 12 and electrical motor of sewing machine 13 stopped, control part 10 monitored processing (step SC33).Supervision processing among the step SC33 is identical with the supervision processing among the step SC15, and control part 10 judges after the subprogram of carrying out as shown in figure 11 whether carried out trimming (step SC35).Here, under the last situation of making the step end, carry out trimming by cutting facility, the processing of control part 10 enters into step SC37 (step SC35: be), last making under the unclosed situation of step, the processing of control part 10 turns back to step SC11 (step SC35: not).
In step SC37, control part 10 carries out initialization action, and to make and make step be the initial step (step SC39) of making to control part 10 afterwards, and step SC9 is returned in the processing of control part 10.
As above,, make in the step, set and make length D by making 2 of drive divisions at n according to present embodiment nPut together and make.Here, with setting cloth feed amount P down nRemove to set and make length D nThe time surplus be allocated to from primary sendout F 1To S nInferior sendout F Sn, when the m time eedle 131 knee-action, carry out cloth feed amount P under the setting nWith sendout F mAnd make as the putting together of following cloth feed amount of each pin.Thus, make length D if only set nPut together and make, then surplus disappears.Therefore, can prevent from respectively to make the accumulation of the surplus of step, carry out the more correct switching of making step, and can implement beautiful putting together and make.
In addition, because with setting cloth feed amount P down nRemove to set and make length D nThe time surplus, be allocated to from primary sendout F every least unit 1To S nInferior sendout F SnSo, can make the following cloth feed amount of making each pin in the step for the n time basic identical.Thus, can implement beautiful putting together makes.
(the 3rd embodiment)
Below, the differential cloth-feeding sewing machine that is suitable in the 3rd embodiment of the present invention is described.To the differential cloth-feeding sewing machine of the 3rd embodiment, the part identical with each one of differential cloth-feeding sewing machine in first embodiment paid identical symbol, and only different parts is described.
The control part 10 of the differential cloth-feeding sewing machine of the 3rd embodiment has merged the function of control part 10 of the differential cloth-feeding sewing machine of the function of control part 10 of differential cloth-feeding sewing machine 1 of first embodiment and second embodiment.
Guidance panel 16 works as a kind of selection mechanism, and it is used for selecting: first pattern of carrying out same processing with the control part 10 of the differential cloth-feeding sewing machine 1 of first embodiment; Carry out some in second pattern of same processing with control part 10 with the differential cloth-feeding sewing machine 1 of second embodiment.
And, be unlocked and after starting, selected under the situation of first pattern processing that control part 10 carries out shown in the flow chart of Fig. 7, Fig. 8 by touch operation guidance panel 16 the operator at the main power source of differential cloth-feeding sewing machine.On the other hand, selected by touch operation guidance panel 16 under the situation of second pattern the operator, control part 10 carries out as Fig. 9, Figure 10, processing shown in Figure 11.In addition, owing to can select some in first pattern and second pattern,, seek to improve sewing quality so can deal with corresponding to the situation of making.
In addition, the present invention is not limited to above-mentioned embodiment, in the scope that does not break away from purport of the present invention, can carry out the change of various improvement and design.
In the above-described embodiment, though for the benchmark of the cloth feed amount of each pin is illustrated as the situation of cloth feed amount down, also can be with the benchmark of the cloth feed amount of each pin as last cloth feed amount.In this case, following cloth feed amount becomes the value that deducts the amount of putting together from last cloth feed amount.

Claims (5)

1, a kind of differential cloth-feeding sewing machine is characterized in that,
Have:
Make mechanism, the action that it is put together and makes;
Storing mechanism, it is stored in the setting cloth feed amount that length and each pin are made in each setting of making the step setting;
Controlling organization, it carries out a plurality of steps of making in turn in the described mechanism of making, and puts together and make in the described mechanism of making respectively making in the step with the setting cloth feed amount that is stored in described storing mechanism,
Respectively making in the step, described controlling organization is put together and is made in the described mechanism of making, the remaining length of making of making until putting together reaches: with set cloth feed amount remove from last time make that step carries down carry down length with set make length with the time surplus, if the remaining length of making reaches this surplus and then switches to next and make step, and carries over this surplus to next as the length of carrying down and make step.
2, a kind of differential cloth-feeding sewing machine is characterized in that,
Have:
Make mechanism, the action that it is put together and makes;
Storing mechanism, it is stored in the setting cloth feed amount that length and each pin are made in each setting of making the step setting;
Controlling organization, it carries out a plurality of steps of making in turn in the described mechanism of making, and makes setting that mechanism only is stored in described storing mechanism and make putting together of length and make respectively making in the step described,
Respectively making in the step, surplus when described controlling organization will be made length except that setting with the setting cloth feed amount is distributed into the sendout in each pin cycle, and described make mechanism carry out with set cloth feed amount and sendout and make as the putting together of cloth feed amount of a pin, make putting together of length and make and then switch to next and make step as if only setting.
3, differential cloth-feeding sewing machine according to claim 2 is characterized in that,
Described controlling organization is when the surplus in the time will making length except that setting with the setting cloth feed amount is distributed into the sendout in each pin cycle, can be distributed into the sendout in each pin cycle by the least unit of setting the cloth feed amount setting as the mode of unit.
4, a kind of differential cloth-feeding sewing machine is characterized in that,
Have:
Make mechanism, the action that it is put together and makes;
Storing mechanism, it is stored in the setting cloth feed amount that length and each pin are made in each setting of making the step setting;
Selection mechanism, it is used for selecting the some of first pattern and second pattern;
Controlling organization, it controls the described mechanism of making,
Selecting by described selection mechanism under the situation of first pattern, described controlling organization carries out a plurality of steps of making in turn in the described mechanism of making, respectively making in the step, described controlling organization is put together with the setting cloth feed amount that is stored in described storing mechanism and is made in the described mechanism of making, the remaining length of making of making until putting together reaches: with set cloth feed amount remove from last time make that step carries down carry down length with set make length with the time surplus, if the remaining length of making reaches this surplus and then switches to next and make step, and carry over this surplus to next as the length of carrying down and make step
Selecting by described selection mechanism under the situation of second pattern, described controlling organization carries out a plurality of steps of making in turn in the described mechanism of making, and respectively making in the step, surplus when described controlling organization will be made length except that setting with the setting cloth feed amount is distributed into the sendout in each pin cycle, and described make mechanism carry out with set cloth feed amount and sendout and make as the putting together of cloth feed amount of a pin, make putting together of length and make and then switch to next and make step as if only setting.
5, differential cloth-feeding sewing machine according to claim 4 is characterized in that,
When the surplus of described controlling organization in the time will making length except that setting with the setting cloth feed amount is distributed into the sendout in each pin cycle, can be distributed into the sendout in each pin cycle as the mode of unit by the least unit of setting the cloth feed amount setting.
CN2006100817624A 2005-05-12 2006-05-11 Differential cloth feeding sewing machine Active CN1861876B (en)

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CN110030915A (en) * 2019-03-21 2019-07-19 杰克缝纫机股份有限公司 Differential amount detecting device and method
CN114232223A (en) * 2021-12-09 2022-03-25 杰克科技股份有限公司 Method and device for setting sewing data of round-neck clothes

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CN110030915A (en) * 2019-03-21 2019-07-19 杰克缝纫机股份有限公司 Differential amount detecting device and method
CN114232223A (en) * 2021-12-09 2022-03-25 杰克科技股份有限公司 Method and device for setting sewing data of round-neck clothes

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