CN104562458A - Full-automatic control device and method of cloth dragging wheel of sewing machine - Google Patents
Full-automatic control device and method of cloth dragging wheel of sewing machine Download PDFInfo
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- CN104562458A CN104562458A CN201510026802.4A CN201510026802A CN104562458A CN 104562458 A CN104562458 A CN 104562458A CN 201510026802 A CN201510026802 A CN 201510026802A CN 104562458 A CN104562458 A CN 104562458A
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- cloth
- dragging wheel
- sewing
- stepper motor
- dragging
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/10—Work-feeding means with rotary circular feed members
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/22—Work-feeding means with means for setting length of stitch
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- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
Abstract
The invention discloses full-automatic control device and method of a cloth dragging wheel of a sewing machine. According to the scheme, the device is characterized in that a needle pitch adjusting variable is converted into electricity parameters of a stepping motor driving device of a cloth dragging wheel through a mechanical transmission mechanism, so as to control the rotating variable of the stepping motor of the cloth dragging wheel while sewing at each needle pitch, and the feeding speed of the stepping motor of the cloth dragging wheel changes synchronous with the sewing speed of a main shaft motor of the sewing machine; a detecting signal of sewing material is detected based on a photoelectric switch to control the cloth dragging wheel to raise or lower down; a backstitch detecting signal of a backstitch detecting switch is utilized to control the cloth dragging wheel to positively feed or reversely feed materials. According to the scheme, the device is simple in structure and convenient to operate; the cloth dragging wheel can be synchronous with the needle pitch adjusting, back stitching and sewing speed of the sewing machine, thus the full-automatic control of the cloth dragging wheel of the sewing machine can be effectively achieved, and as a result, the sewing quality, the working efficiency is increased, the labor intensity of operators can be decreased, and the sewing cost can be reduced.
Description
Technical field
The present invention relates to sewing machine technique, be related specifically to a kind of control technology of sewing machine cloth-dragging wheel.
Background technology
At present, the control method for the cloth-dragging wheel of Sewing machines has two kinds, and they are Mechanical course and automatically controlled control two kinds respectively, and above two kinds of control methods need cloth-dragging wheel to lift when Sewing machines backstitches action, then cancel the auxiliary feeding of forward; In addition, at sewing needle apart from when changing, manually to reset the electrical quantity of the rotation of auxiliary feeding cloth-dragging wheel, can roughly synchronous with feed mechanism feeding, and auxiliary feeding cloth-dragging wheel feeding speed also can only to keep within the specific limits synchronous with Sewing machines speed.In order to realize such control, the cloth-dragging wheel controlling organization complex structure adopted, and entirety is semiautomatic control mode, operation inconvenience, bothersome effort, limitation is obvious, greatly limit the operating efficiency of operating personnel; Moreover, due to cloth-dragging wheel and Sewing machines needle pitch modulating mechanism, backstitch and cannot realize accurate synchronous between action and sewing velocity three, affect sewing quality.
As can be seen here, provide a kind of structure simple, easy to operate and full automaticly can realize cloth-dragging wheel and Sewing machines needle pitch modulating mechanism, backstitch action and the synchronous sewing machine cloth-dragging wheel control program of sewing velocity three, be this area need the problem that will solve badly.
Summary of the invention
For above-mentioned existing sewing machine cloth-dragging wheel control program existing for problem, an object of the present invention be to provide a kind of reasonable in design, structure is simple, easy to operate, the automaton of the sewing machine cloth-dragging wheel that control accuracy is high.
Two of object of the present invention is to provide a kind of autocontrol method of the sewing machine cloth-dragging wheel implemented based on above-mentioned control device.
In order to achieve the above object, the present invention adopts following technical scheme:
For object 1: a kind of device for automatically controlling of sewing machine cloth-dragging wheel, this control device comprises:
One for controlling the cloth-dragging wheel pneumatic means that cloth-dragging wheel lifts or falls;
One for responding to the photoelectric sensor with or without sewing fabric;
One backstitches sense switch for what backstitch detection;
One for transmitting the mechanical transmission mechanism of needle gage regulating quantity, and described mechanical transmission mechanism is according to the electrical quantity of needle gage regulating quantity correspondence amendment cloth-dragging wheel stepper motor driver;
One control system, described control system control connection cloth-dragging wheel pneumatic means, photoelectric sensor, backstitches sense switch, cloth-dragging wheel stepper motor, machine spindle motor, cloth-dragging wheel stepper motor driver; Described control system controls cloth-dragging wheel pneumatic means according to the detection signal of photoelectric sensor and drives cloth-dragging wheel to lift or fall, and controls cloth-dragging wheel driving stepper motor cloth-dragging wheel forward feeding or oppositely feeding according to the detection signal backstitching sense switch; Described control system, according to the electrical quantity of cloth-dragging wheel stepper motor driver, controls the amount of spin of cloth-dragging wheel stepper motor when a sewing needle gage, and the feeding speed of the sewing velocity controlling machine spindle motor and cloth-dragging wheel stepper motor synchronously changes.
In the preferred version of above-mentioned device for automatically controlling, described cloth-dragging wheel pneumatic means comprises cylinder and pneumatic unit, and described air cylinder driven connects cloth-dragging wheel, and described pneumatic unit control cylinder is also controlled by control system.
Further, described photoelectric sensor is optoelectronic switch.
Further, described mechanical transmission mechanism connects needle gage governor motion on Sewing machines and cloth-dragging wheel stepper motor driver respectively, makes the electrical quantity of each needle gage value respectively on corresponding cloth-dragging wheel stepper motor driver.
Further, described needle gage governor motion is needle gage dial plate.
For object 2: a kind of control method for fully automatic of sewing machine cloth-dragging wheel, needle gage regulating quantity is converted into the electrical quantity of cloth-dragging wheel stepper motor driver by described control method, control the amount of spin of cloth-dragging wheel stepper motor when a sewing needle gage with this, the sewing velocity of the feeding speed of cloth-dragging wheel stepper motor and machine spindle motor is synchronously changed; It is perform to lift or fall that described control method controls cloth-dragging wheel based on detection signal with presence or absence of sewing, controls cloth-dragging wheel forward feeding or performs reverse feeding simultaneously based on backstitching detection signal.
In the preferred version of above-mentioned control method for fully automatic, this control method comprises the steps:
(1) after switching on power, if cloth photoelectric sensor does not perceive sewing fabric, cloth-dragging wheel lifts by control system control cylinder; If cloth photoelectric sensor perceives sewing fabric, control system sends instruction, by pneumatic unit, drives cylinder to be fallen by cloth-dragging wheel and pushes down feeding;
(2) when needs backstitch, backstitch sense switch accordingly by triggering, control system is received this and is backstitched signal and immediately control the reversion of cloth-dragging wheel stepper motor, makes the reverse feeding simultaneously of feed mechanism and cloth-dragging wheel;
(3) when needs change sewing needle distance, regulate sewing needle distance by needle gage governor motion, simultaneously the amount of spin of control system synchronous adjustment cloth-dragging wheel stepper motor when a sewing needle gage, ensure that the cloth feed amount of feed mechanism is consistent with cloth-dragging wheel cloth feed amount;
(4) after sewing terminates, step on sewing pedal, presser feet is lifted in control system execution and cloth-dragging wheel lifts action, takes out sewing, and sewing terminates.
Further, in described step (3) when regulating sewing needle distance, by the electrical quantity of mechanical transmission mechanism according to needle gage regulating quantity correspondence amendment cloth-dragging wheel stepper motor driver, control system is according to the electrical quantity of cloth-dragging wheel stepper motor driver, control the amount of spin of cloth-dragging wheel stepper motor when a sewing needle gage, the feeding speed of the sewing velocity controlling machine spindle motor and cloth-dragging wheel stepper motor synchronously changes.
Scenario-frame provided by the invention is simple, easy to operate, cloth-dragging wheel and Sewing machines needle pitch modulating mechanism can be realized, backstitch action and sewing velocity three is synchronous, effectively realize the Automatic Control of sewing machine cloth-dragging wheel, thus guarantee sewing quality, increase work efficiency, alleviate the labour intensity of operator, reduce sewing cost, thus labourer is operated freely, handy.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of the full-automatic Sewing machines adopting the present invention program;
Fig. 2 is the front view of the full-automatic Sewing machines adopting the present invention program; .
Fig. 3 is the rearview of the full-automatic Sewing machines adopting the present invention program;
Fig. 4 is the FB(flow block) that the present invention program carries out sewing machine cloth-dragging wheel Automatic Control.。
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
The present invention, by controlling sewing machine cloth-dragging wheel and Sewing machines needle pitch modulating mechanism, backstitching action and sewing velocity three adjusted in concert, realizes the full-automation that sewing machine cloth-dragging wheel controls thus.
For this reason, scheme of the present invention mainly comprises following two aspects:
1, sewing machine cloth-dragging wheel is by step motor control feeding amount, and with needle gage governor motion adjusted in concert, concrete, first by compiling the internal processes of stepper motor driver, make the electrical quantity of the corresponding cloth-dragging wheel stepper motor driver of each needle gage value; Thus, when needle gage governor motion metering needle distance, by the electrical quantity of corresponding mechanical mechanism according to needle gage regulating quantity synchronous vacations cloth-dragging wheel stepper motor driver; Moreover, actuator electrical parameter after synchronous vacations is converted into corresponding pulse number and the step angle of stepper motor by the control system of Sewing machines, and controlling cloth-dragging wheel stepper motor amount of spin of (machine spindle motor turns around) when a sewing needle gage with this, the sewing velocity then realizing controlling machine spindle motor synchronously changes with the feeding speed of cloth-dragging wheel stepper motor (namely ensure the cloth feed amount of feed mechanism and cloth-dragging wheel cloth feed amount consistent).
2, increasing measuring ability with presence or absence of sewing in control front end, is perform the action of lifting or falling to control cloth-dragging wheel; Backstitching measuring ability making in whole process to increase, is perform forward feeding or perform reverse feeding to control cloth-dragging wheel.
See Fig. 1 to Fig. 3, it is depicted as the sewing machine structure being provided with sewing machine cloth-dragging wheel device for automatically controlling provided by the invention.
As shown in Figure 1, this Sewing machines mainly comprises and makes unit 1, microcomputer control system 2 (hereinafter referred to as control system), pneumatic unit 3, makes unit platen and support 4.
As shown in Figures 2 and 3, make unit 1 to be arranged on and to make on unit platen, this is made, and unit 1 mainly comprise spindle motor 5, backstitch sense switch 6, cloth-dragging wheel driver 7, needle gage dial plate 9, backstitch switch 10, optoelectronic switch 11, backstitch spanner 12, cloth-dragging wheel stepper motor 13, cloth-dragging wheel 15, cylinder 16.
Spindle motor 5 makes work for what drive whole Sewing machines.
Cloth-dragging wheel driver 7, cloth-dragging wheel stepper motor 13 and cloth-dragging wheel 15 coordinate formation cloth-dragging wheel feed mechanism, wherein cloth-dragging wheel 15 is arranged relative to the sewing needle of Sewing machines, and cloth-dragging wheel stepper motor 13 drives cloth-dragging wheel 15 perform forward feeding or perform reverse feeding by cloth-dragging wheel driving shaft 14.Cloth-dragging wheel driver 7 connects with cloth-dragging wheel stepper motor 13, for controlling the stepping-in amount (i.e. amount of spin) of cloth-dragging wheel stepper motor 13.The internal processes compiling of this cloth-dragging wheel driver 7, makes the electrical quantity of cloth-dragging wheel stepper motor driver correspond to corresponding needle gage value, and namely adjustable needle gage value corresponds to an electrical quantity of cloth-dragging wheel stepper motor driver.
Pneumatic unit 3 is connected with cylinder 16 and coordinates formation control cloth-dragging wheel to perform the driving mechanism lifting or fall, and wherein cylinder 16 drives and connects cloth-dragging wheel 15, and pneumatic unit 3 is arranged on to be made on unit rack, and control connection cylinder 16.
Needle gage dial plate 9 is as the needle gage governor motion of whole Sewing machines, each needle gage value on it corresponds to an electrical quantity on cloth-dragging wheel stepper motor driver 7, concrete, this needle gage dial plate 9 is connected to cloth-dragging wheel motor driver 7 by mechanical transmission mechanism 8, this mechanical transmission mechanism 8 needle gage dial plate 9 in metering needle distance time, needle gage regulating quantity is synchronously passed to cloth-dragging wheel motor driver 7, make cloth-dragging wheel driver according to the corresponding relation of electrical quantity and needle gage value, (each the needle gage value namely on needle gage dial plate just can determine the electrical quantity of a cloth-dragging wheel driver to the corresponding electrical quantity of synchronous adjustment respectively by mechanical transmission mechanism, namely the feeding amount of cloth-dragging wheel during a corresponding sewing needle gage is determined).
Backstitch switch 10 and backstitch spanner 12, backstitch action for what control Sewing machines, backstitch sense switch 6 relative to backstitching switch 10 and backstitch spanner 12 and arrange, Real-Time Monitoring backstitches switch 10 and backstitches the mode of operation of spanner 12, whether backstitch to detect Sewing machines, and corresponding detection signal.
Optoelectronic switch 11, it is arranged on the front end of Sewing machines, for detecting with or without sewing in real time, and forms corresponding detection signal.
Control system 2, be the control centre of whole Sewing machines, it is arranged on the below of making unit platen, and control connection pneumatic unit 3, spindle motor 5, backstitches sense switch 6, cloth-dragging wheel driver 7, optoelectronic switch 11, cloth-dragging wheel stepper motor 13.Its detection signal according to optoelectronic switch 11 controls pneumatic unit 3 and drives cloth-dragging wheel 15 to lift or fall, and controls cloth-dragging wheel stepper motor 13 drive cloth-dragging wheel 15 forward feeding or oppositely feeding according to the detection signal backstitching sense switch 6; Simultaneously according to the electrical quantity of cloth-dragging wheel stepper motor driver 7, control the amount of spin of cloth-dragging wheel stepper motor 13 when a sewing needle gage, synchronously change with the feeding speed of the sewing velocity with cloth-dragging wheel stepper motor 13 that control machine spindle motor 5.
The full-automatic Sewing machines formed thus, its after being powered up, namely the Automatic Control of sewing machine cloth-dragging wheel starts working, and is first lifted by cloth-dragging wheel 15 by cylinder 16; When optoelectronic switch 11 has perceived sewing, control system 2 has sent instruction, drives cylinder 16 action by pneumatic unit 3, is fallen by cloth-dragging wheel 15 and pushes down feeding.Start sewing, control system 2, according to the electrical quantity of cloth-dragging wheel driver 7, controls the amount of spin of cloth-dragging wheel motor 13 when a sewing needle gage, and the feeding speed of the sewing velocity controlling spindle motor 5 and cloth-dragging wheel motor 13 synchronously changes.
When needs backstitch, press when backstitching switch 10 or backstitch spanner 12, triggering is backstitched sense switch 6, control system 2 is received this and is backstitched signal and immediately control cloth-dragging wheel motor 13 and reverse, cloth-dragging wheel motor 13 drives cloth-dragging wheel 15 oppositely feeding by cloth-dragging wheel driving shaft 14, then ensures the oppositely feeding simultaneously of feed mechanism and cloth-dragging wheel.
When needing in sewing to change sewing needle distance, by adjustment needle gage dial plate 9, change sewing needle distance, the electrical quantity of the mechanical transmission mechanism 8 synchronous adjustment cloth-dragging wheel driver 7 simultaneously on needle gage dial plate, control system 2, by according to the amount of spin of the electrical quantity adjustment cloth-dragging wheel motor after adjustment when a sewing needle gage, ensures that the cloth feed amount of feed mechanism is consistent with cloth-dragging wheel cloth feed amount.
When operator is after sewing terminates, step on cloth-dragging wheel while sewing pedal lifts presser feet and lift simultaneously, take out sewing, sewing terminates.Owing to not having sewing, optoelectronic switch does not trigger, and cloth-dragging wheel lifts always, until there is sewing just to be fallen by optoelectronic switch perception.
Further instruction this programme is carried out below by way of an embody rule example:
The full-automatic Sewing machines that this example is formed based on such scheme, it completes whole Automatic Control of making process cloth-dragging wheel by the control mode of a closed-loop control, detailed process following (see Fig. 4):
(1) after Sewing machines switches on power, control system detects cloth-dragging wheel and controls as manually or automatically to control, if manually, then forces to lift cloth-dragging wheel; If automatically control, then proceed to step (2).
(2) whether control system detection Sewing machines starts to make, if do not have, then drives cloth-dragging wheel to lift by pneumatic unit control cylinder; Make if start, then proceed to step (3).
(3) control system detects whether have sewing by the optoelectronic switch of front end, if nothing, then drives cloth-dragging wheel to lift by pneumatic unit control cylinder; If have, then proceed to step (4).
(4) whether the presser feet of control system detection Sewing machines lifts, if having, then drives cloth-dragging wheel to lift by pneumatic unit control cylinder; If no, then drive cloth-dragging wheel to fall by pneumatic unit control cylinder.
(5) do not change if detect needle gage, then needle gage governor motion and cloth-dragging wheel driver maintain the original state, and the feeding amount of the feed mechanism of Sewing machines is consistent with the feeding amount of cloth-dragging wheel; If detect needle gage to change, the change of needle gage governor motion (as needle gage dial plate) will drive the electrical quantity of positively related mechanical transmission mechanism synchronous change cloth-dragging wheel driver with it, thus change control system at spindle motor, amount of spin when turning around is revolved to cloth-dragging wheel motor, keep consistent with the feeding amount of the feed mechanism of Sewing machines.
(6) feeding speed of the control system sewing velocity that controls spindle motor according to the electrical quantity of cloth-dragging wheel driver and cloth-dragging wheel motor synchronously changes.
(7) if backstitch mechanism, then step (8) is proceeded to; If backstitch mechanism have action, then proceed to step (9).
(8) Sewing machines is normally made, the feeding of sewing machine feeding mechanism (as feed dog) forward, the feeding of cloth-dragging wheel forward.
(9) by backstitching sense switch, control system detects that backstitching mechanism has action, when the reverse feeding of sewing machine feeding mechanism (as feed dog), and the reverse feeding of Synchronization Control cloth-dragging wheel.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (8)
1. a device for automatically controlling for sewing machine cloth-dragging wheel, is characterized in that, described control device comprises:
One for controlling the cloth-dragging wheel pneumatic means that cloth-dragging wheel lifts or falls;
One for responding to the photoelectric sensor with or without sewing fabric;
One backstitches sense switch for what backstitch detection;
One for transmitting the mechanical transmission mechanism of needle gage regulating quantity, and described mechanical transmission mechanism is according to the electrical quantity of needle gage regulating quantity correspondence amendment cloth-dragging wheel stepper motor driver;
One control system, described control system control connection cloth-dragging wheel pneumatic means, photoelectric sensor, backstitches sense switch, cloth-dragging wheel stepper motor, machine spindle motor, cloth-dragging wheel stepper motor driver; Described control system controls cloth-dragging wheel pneumatic means according to the detection signal of photoelectric sensor and drives cloth-dragging wheel to lift or fall, and controls cloth-dragging wheel driving stepper motor cloth-dragging wheel forward feeding or oppositely feeding according to the detection signal backstitching sense switch; Described control system, according to the electrical quantity of cloth-dragging wheel stepper motor driver, controls the amount of spin of cloth-dragging wheel stepper motor when a sewing needle gage, and the feeding speed of the sewing velocity controlling machine spindle motor and cloth-dragging wheel stepper motor synchronously changes.
2. the device for automatically controlling of a kind of sewing machine cloth-dragging wheel according to claim 1, it is characterized in that, described cloth-dragging wheel pneumatic means comprises cylinder and pneumatic unit, and described air cylinder driven connects cloth-dragging wheel, and described pneumatic unit control cylinder is also controlled by control system.
3. the device for automatically controlling of a kind of sewing machine cloth-dragging wheel according to claim 1, is characterized in that, described photoelectric sensor is optoelectronic switch.
4. the device for automatically controlling of a kind of sewing machine cloth-dragging wheel according to claim 1, it is characterized in that, described mechanical transmission mechanism connects needle gage governor motion on Sewing machines and cloth-dragging wheel stepper motor driver respectively, makes the electrical quantity of each needle gage value respectively on corresponding cloth-dragging wheel stepper motor driver.
5. the device for automatically controlling of a kind of sewing machine cloth-dragging wheel according to claim 4, is characterized in that, described needle gage governor motion is needle gage dial plate.
6. the control method for fully automatic of a sewing machine cloth-dragging wheel, it is characterized in that, needle gage regulating quantity is converted into the electrical quantity of cloth-dragging wheel stepper motor driver by described control method, control the amount of spin of cloth-dragging wheel stepper motor when a sewing needle gage with this, the sewing velocity of the feeding speed of cloth-dragging wheel stepper motor and machine spindle motor is synchronously changed; It is perform to lift or fall that described control method controls cloth-dragging wheel based on detection signal with presence or absence of sewing, controls cloth-dragging wheel forward feeding or performs reverse feeding simultaneously based on backstitching detection signal.
7. the control method for fully automatic of a kind of sewing machine cloth-dragging wheel according to claim 6, is characterized in that, this control method comprises the steps:
(1) after switching on power, if cloth photoelectric sensor does not perceive sewing fabric, cloth-dragging wheel lifts by control system control cylinder; If cloth photoelectric sensor perceives sewing fabric, control system sends instruction, by pneumatic unit, drives cylinder to be fallen by cloth-dragging wheel and pushes down feeding;
(2) when needs backstitch, backstitch sense switch accordingly by triggering, control system is received this and is backstitched signal and immediately control the reversion of cloth-dragging wheel stepper motor, makes the reverse feeding simultaneously of feed mechanism and cloth-dragging wheel;
(3) when needs change sewing needle distance, regulate sewing needle distance by needle gage governor motion, simultaneously the amount of spin of control system synchronous adjustment cloth-dragging wheel stepper motor when a sewing needle gage, ensure that the cloth feed amount of feed mechanism is consistent with cloth-dragging wheel cloth feed amount;
(4) after sewing terminates, step on sewing pedal, presser feet is lifted in control system execution and cloth-dragging wheel lifts action, takes out sewing, and sewing terminates.
8. the control method for fully automatic of a kind of sewing machine cloth-dragging wheel according to claim 7, it is characterized in that, in described step (3) when regulating sewing needle distance, by the electrical quantity of mechanical transmission mechanism according to needle gage regulating quantity correspondence amendment cloth-dragging wheel stepper motor driver, control system is according to the electrical quantity of cloth-dragging wheel stepper motor driver, control the amount of spin of cloth-dragging wheel stepper motor when a sewing needle gage, the feeding speed of the sewing velocity controlling machine spindle motor and cloth-dragging wheel stepper motor synchronously changes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510026802.4A CN104562458B (en) | 2015-01-20 | 2015-01-20 | A kind of device for automatically controlling and control method of sewing machine cloth-dragging wheel |
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| CN201510026802.4A CN104562458B (en) | 2015-01-20 | 2015-01-20 | A kind of device for automatically controlling and control method of sewing machine cloth-dragging wheel |
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| CN104562458B CN104562458B (en) | 2018-08-10 |
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Cited By (8)
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| CN104988672A (en) * | 2015-08-07 | 2015-10-21 | 雷建发 | Sewing machine backstitching rod control structure |
| CN105386251A (en) * | 2015-12-11 | 2016-03-09 | 杰克缝纫机股份有限公司 | Sewing material auto-induction system and method |
| CN105926178A (en) * | 2016-06-29 | 2016-09-07 | 广东溢达纺织有限公司 | Sewing system and sewing method |
| CN106835515A (en) * | 2016-12-27 | 2017-06-13 | 浙江众邦机电科技有限公司 | The needle gage detection means and sewing machine of a kind of use in sewing machine |
| CN106868731A (en) * | 2017-03-02 | 2017-06-20 | 广州高梭自动化科技有限公司 | Sewing Electrical Control adjusting method, needle gage governor motion and sewing machine |
| CN109023745A (en) * | 2018-09-20 | 2018-12-18 | 陈梓豪 | A kind of new-type sewing machine backstitches mechanism automatically |
| CN110067087A (en) * | 2019-01-14 | 2019-07-30 | 杰克缝纫机股份有限公司 | Signal adapter, sewing machine, feeding control method and storage medium |
| CN112813586A (en) * | 2019-11-18 | 2021-05-18 | 杰克缝纫机股份有限公司 | Cloth motion detection method and device, sewing machine and computer equipment |
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| CN106835515A (en) * | 2016-12-27 | 2017-06-13 | 浙江众邦机电科技有限公司 | The needle gage detection means and sewing machine of a kind of use in sewing machine |
| CN106868731A (en) * | 2017-03-02 | 2017-06-20 | 广州高梭自动化科技有限公司 | Sewing Electrical Control adjusting method, needle gage governor motion and sewing machine |
| CN109023745A (en) * | 2018-09-20 | 2018-12-18 | 陈梓豪 | A kind of new-type sewing machine backstitches mechanism automatically |
| CN110067087A (en) * | 2019-01-14 | 2019-07-30 | 杰克缝纫机股份有限公司 | Signal adapter, sewing machine, feeding control method and storage medium |
| CN110067087B (en) * | 2019-01-14 | 2021-09-21 | 杰克缝纫机股份有限公司 | Signal adapter, sewing machine, feeding control method and storage medium |
| CN112813586A (en) * | 2019-11-18 | 2021-05-18 | 杰克缝纫机股份有限公司 | Cloth motion detection method and device, sewing machine and computer equipment |
| CN112813586B (en) * | 2019-11-18 | 2022-05-17 | 杰克科技股份有限公司 | Cloth motion detection method and device, sewing machine and computer equipment |
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