CN104695141A - Presser foot safety detecting device and method of sewing machine - Google Patents
Presser foot safety detecting device and method of sewing machine Download PDFInfo
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- CN104695141A CN104695141A CN201510133000.3A CN201510133000A CN104695141A CN 104695141 A CN104695141 A CN 104695141A CN 201510133000 A CN201510133000 A CN 201510133000A CN 104695141 A CN104695141 A CN 104695141A
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- presser foot
- sewing machine
- electric machine
- safety detection
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Abstract
The invention provides a presser foot safety detecting device and method of a sewing machine. The presser foot safety detecting device comprises a photoelectric sensor, a signal comparing unit and a parameter setting panel unit. A photoelectric signal receiver outputs a second sensing signal when a presser foot locally stays in the preset safety position; the signal comparing unit outputs protection signals when finding that the photoelectric signal receiver outputs a first sensing signal by comparing and outputs normal working signals when finding that the photoelectric signal receiver outputs the second sensing signal by comparing; the parameter setting panel unit transmits corresponding control parameters to a motor controller so as to stop the motor controller and a driving motor of the sewing machine from operating when receiving the protection signals. By adopting the photoelectric sensor, preferably an infrared pair-transistor sensor, the presser foot safety detecting device has a function of accurately acquiring positions of the presser foot and quickly and accurately reporting error when the presser foot is opened during threading and sundry cleaning and the like, and injury of operators during operation of the sewing machine after error of the presser foot safety position is detected is avoided.
Description
Technical field
Present patent application relates to stitching process field, particularly relates to a kind of lifting pressre of sewing machine safety detection device and method.
Background technology
At present, along with electronic technology development, industrial sewing machine also progressively moves towards intellectuality, hommization, safe.In Sewing machines operating process, usually because presser foot lifter is opened by the demands such as threading, cleaning foreign material, if now presser foot lifter does not have safety guard, the risk that Sewing machines has misoperation and damages operating personnel.Nowadays, current presser foot lifter has to adopt switch Hall element to protect as safeguard protection sensor, and because magnet steel magnetic field range is comparatively large, the home that accurately can not obtain presser foot lifter in protection, does not reach the effect of safeguard protection.
Summary of the invention
The shortcoming of prior art in view of the above, the object of present patent application is to provide a kind of lifting pressre of sewing machine safety detection device and method, solves the problem that above-mentioned existing presser foot lifter security protection exists larger defect.
For solving above-mentioned and other technical problem, present patent application provides a kind of lifting pressre of sewing machine safety detection device and method, device, described Sewing machines also comprises: the Sewing machines drive motors be connected and electric machine controller, described lifting pressre of sewing machine safety detection device comprises: photoelectric sensor, comprise: the photosignal transmitter be oppositely arranged and photoelectric signal receiver, between described photosignal transmitter and photoelectric signal receiver, leave the predetermined home passed in and out at least partly for described presser foot lifter; Described photoelectric signal receiver exports the first transducing signal when described presser foot lifter is not in described predetermined home, exports the second transducing signal when described presser foot lifter has and is in described predetermined home at least partly; Signal comparing unit, there are at least two inputs, first input end connects reference signal, second input connects the output of described photoelectric signal receiver, with the output protection signal when the output comparing described photoelectric signal receiver is the first transducing signal, export normal working signal when the output comparing described photoelectric signal receiver is the second transducing signal; Optimum configurations panel unit; connect the output of described signal comparing unit and connect the input of described electric machine controller; in order to when receiving described guard signal, send corresponding controling parameters to electric machine controller to stop described electric machine controller and the running of Sewing machines drive motors.
Optionally, described optimum configurations panel unit also reports an error when receiving described guard signal.
Optionally, described optimum configurations panel unit, time also for receiving again described normal working signal after receiving described guard signal, sends corresponding controling parameters to electric machine controller to start described electric machine controller and the running of Sewing machines drive motors.
Optionally, described optimum configurations panel unit also reports an error when receiving described guard signal, and reports an error described in removing when receiving again described normal working signal afterwards.
Optionally, described lifting pressre of sewing machine safety detection device comprises: power module, connects described electric machine controller module and described optimum configurations panel unit.
Optionally, described photoelectric sensor and signal comparing unit are integrated in a sensing module.
Optionally, described photoelectric sensor is infrared tube sensor.
For solving above-mentioned and other technical problem, present patent application provides a kind of lifting pressre of sewing machine safety detection method, be applied to the lifting pressre of sewing machine safety detection device as described in front any one, described method comprises: export the first transducing signal when described presser foot lifter is not in described predetermined home, exports the second transducing signal when described presser foot lifter has and is in described predetermined home at least partly; The output protection signal when comparing described output and being the first transducing signal, exports normal working signal when comparing described output and being the second transducing signal; When receiving described guard signal, send corresponding controling parameters to described electric machine controller to stop described electric machine controller and the running of Sewing machines drive motors.
Optionally, described method comprises: when receiving again described normal working signal after receiving described guard signal, sends corresponding controling parameters to electric machine controller to start described electric machine controller and the running of Sewing machines drive motors.
Optionally, described method also comprises: report an error when receiving described guard signal, and reports an error described in removing when receiving again described normal working signal afterwards.
As mentioned above, present patent application provides a kind of lifting pressre of sewing machine safety detection device and method, and device comprises: photoelectric sensor, signal comparing unit and optimum configurations panel unit; The second transducing signal is exported when described presser foot lifter has and is in described predetermined home at least partly; The output protection signal when comparing described output and being the first transducing signal, exports normal working signal when comparing described output and being the second transducing signal; When receiving described guard signal, optimum configurations panel unit sends corresponding controling parameters to described electric machine controller to stop described electric machine controller and the running of Sewing machines drive motors; Present patent application adopts Photoelectric Sensor Device, preferred infrared tube sensor device, possesses the effect of Obtaining Accurate presser foot lifter position, when threading, cleaning foreign material etc. need presser foot lifter to open, can report an error fast and accurately, avoid due to after presser foot lifter home detection mistake, Sewing machines rotates the generation of accidentally injuring operating personnel's event.
Accompanying drawing explanation
Fig. 1 is shown as the structural representation of lifting pressre of sewing machine safety detection device in present patent application one embodiment.
Fig. 2 is shown as the schematic flow sheet of lifting pressre of sewing machine safety detection method in present patent application one embodiment.
Element numbers explanation
1 photoelectric sensor
11 photosignal transmitters
12 photoelectric signal receivers
2 signal comparing units
3 optimum configurations panel units
4 Sewing machines drive motors
5 electric machine controllers
6 lifting pressre of sewing machines
S1 ~ S3 method step
Detailed description of the invention
The embodiment of present patent application is described below by way of specific instantiation, and those skilled in the art the content disclosed by this description can understand other advantages and effect of present patent application easily.Present patent application can also be implemented by detailed description of the invention different in addition or be applied, and the every details in this description also based on different viewpoints and application, can carry out various modification or change under the spirit not deviating from present patent application.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Present patent application is applied to Sewing machines, described Sewing machines also comprises except presser foot lifter: the Sewing machines drive motors be connected and electric machine controller, the sewing operation that described Sewing machines drive motors is Sewing machines provides power, and described electric machine controller is for controlling the drive manner of described Sewing machines drive motors.
As shown in Figure 1, present patent application provides a kind of lifting pressre of sewing machine 6 safety detection device, and described lifting pressre of sewing machine 6 safety detection device comprises: photoelectric sensor 1, signal comparing unit 2 and optimum configurations panel unit 3.
Described photoelectric sensor 1, comprising: the photosignal transmitter 11 be oppositely arranged and photoelectric signal receiver 12, leaves the predetermined home passed in and out at least partly for described presser foot lifter between described photosignal transmitter 11 and photoelectric signal receiver 12; Described photoelectric signal receiver 12 exports the first transducing signal when described presser foot lifter is not in described predetermined home, exports the second transducing signal when described presser foot lifter has and is in described predetermined home at least partly.In one embodiment, preferably, described photoelectric sensor 1 is infrared tube sensor, described photosignal transmitter 11 i.e. infrared emission end, and photoelectric signal receiver 12 i.e. infrared receiver end, infrared receiver end sends different output signals, to indicate different conditions respectively when receiving the infrared signal of infrared emission end and not receiving described infrared signal.
Specifically, the optical signal launched when described photoemitter is not blocked by presser foot lifter, and photoelectric signal receiver 12 receives this optical signal, produces the first transducing signal by opto-electronic conversion correspondence; And if the optical signal that photoemitter is launched is blocked by presser foot lifter, then produce the second transducing signal.
In one embodiment, described predetermined home can be the space between photosignal transmitter 11 and photoelectric signal receiver 12, the part that described Sewing machines can enter described predetermined home can be a baffle plate, this baffle plate can be existing part on presser foot lifter, also correspondence can increase newly and be fixed on described presser foot lifter according to described pore size, when described baffle plate just in time enters in described space, then represent that now presser foot lifter is in preposition state.
Described signal comparing unit 2; there are at least two inputs; first input end connects reference signal; second input connects the output of described photoelectric signal receiver 12; with the output protection signal when the output comparing described photoelectric signal receiver 12 is the first transducing signal, export normal working signal when the output comparing described photoelectric signal receiver 12 is the second transducing signal.In one embodiment, described signal comparing unit 2 can comprise: comparator circuit; Comparator circuit is circuit common; by comparing the value of two inputs and determining the value of output; described first transducing signal and the second transducing signal can be different voltage values; the voltage value of described reference signal can between these two voltage values; with judging respectively to export different such as voltage etc. when being less than described reference signal value or being greater than described reference signal value; if 0V is as guard signal; 5V is as normal working signal etc.; certain those skilled in the art can be changed in conjunction with prior art, but not are described as limit with above-mentioned.
Preferably, described photoelectric sensor 1 and signal comparing unit 2 are integrated in a sensing module, and described sensing module is installed on Sewing machines.
In one embodiment, described lifting pressre of sewing machine 6 safety detection device, also comprises: power module, connects described electric machine controller 5 module and described optimum configurations panel unit 3, for described lifting pressre of sewing machine 6 safety detection device is powered.
Described optimum configurations panel unit 3; connect the output of described signal comparing unit 2 and connect the input of described electric machine controller 5; in order to when receiving described guard signal, sending corresponding controling parameters and operating to stop described electric machine controller 5 and Sewing machines drive motors 4 to electric machine controller 5.In one embodiment, described optimum configurations panel unit 3 can comprise human-computer interaction module, and described human-computer interaction module comprises the input-output apparatus such as such as touch display screen, or the input equipment such as output equipment and button such as display screen.
In one embodiment, described optimum configurations panel unit 3 also reports an error when receiving described guard signal, described in report an error and be such as: to be reported to the police by acoustooptic, and/or by the display such as word, image in addition such as display screen.
In one embodiment, described optimum configurations panel unit 3, time also for receiving again described normal working signal after receiving described guard signal, send corresponding controling parameters to electric machine controller 5 to start described electric machine controller 5 and Sewing machines drive motors 4 operates; Further; described optimum configurations panel unit 3 reports an error described in also carrying out when receiving described guard signal; and when receiving again described normal working signal afterwards; report an error described in removing, described in the removing operation that reports an error can perform and all can before the described electric machine controller 5 of described startup and Sewing machines drive motors 4 operate, afterwards or simultaneously.
As shown in Figure 2, present patent application provides a kind of lifting pressre of sewing machine safety detection method, and be applied to the lifting pressre of sewing machine safety detection device as described in front any one, described method comprises:
Step S1: export the first transducing signal when described presser foot lifter is not in described predetermined home, exports the second transducing signal when described presser foot lifter has and is in described predetermined home at least partly;
Step S2: the output protection signal when comparing described output and being the first transducing signal, exports normal working signal when comparing described output and being the second transducing signal;
Step S3: when receiving described guard signal, sends corresponding controling parameters to described electric machine controller to stop described electric machine controller and the running of Sewing machines drive motors.
In one embodiment, described method comprises: when receiving again described normal working signal after receiving described guard signal, sends corresponding controling parameters to electric machine controller to start described electric machine controller and the running of Sewing machines drive motors.
In one embodiment, described method also comprises: report an error when receiving described guard signal, and reports an error described in removing when receiving again described normal working signal afterwards.
In sum, present patent application provides a kind of lifting pressre of sewing machine safety detection device and method, and device comprises: photoelectric sensor, signal comparing unit and optimum configurations panel unit; The second transducing signal is exported when described presser foot lifter has and is in described predetermined home at least partly; The output protection signal when comparing described output and being the first transducing signal, exports normal working signal when comparing described output and being the second transducing signal; When receiving described guard signal, optimum configurations panel unit sends corresponding controling parameters to described electric machine controller to stop described electric machine controller and the running of Sewing machines drive motors; Present patent application adopts Photoelectric Sensor Device, preferred infrared tube sensor device, possesses the effect of Obtaining Accurate presser foot lifter position, when threading, cleaning foreign material etc. need presser foot lifter to open, can report an error fast and accurately, avoid due to after presser foot lifter home detection mistake, Sewing machines rotates the generation of accidentally injuring operating personnel's event.
Above-described embodiment is the principle of illustrative present patent application and effect thereof only, but not for limiting present patent application.Any person skilled in the art scholar all under the spirit and category of present patent application, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that present patent application discloses, must be contained by the claim of present patent application.
Claims (10)
1. a lifting pressre of sewing machine safety detection device, described Sewing machines also comprises: the Sewing machines drive motors be connected and electric machine controller, and it is characterized in that, described lifting pressre of sewing machine safety detection device comprises:
Photoelectric sensor, comprising: the photosignal transmitter be oppositely arranged and photoelectric signal receiver, leaves the predetermined home passed in and out at least partly for described presser foot lifter between described photosignal transmitter and photoelectric signal receiver; Described photoelectric signal receiver exports the first transducing signal when described presser foot lifter is not in described predetermined home, exports the second transducing signal when described presser foot lifter has and is in described predetermined home at least partly;
Signal comparing unit, there are at least two inputs, first input end connects reference signal, second input connects the output of described photoelectric signal receiver, with the output protection signal when the output comparing described photoelectric signal receiver is the first transducing signal, export normal working signal when the output comparing described photoelectric signal receiver is the second transducing signal;
Optimum configurations panel unit; connect the output of described signal comparing unit and connect the input of described electric machine controller; in order to when receiving described guard signal, send corresponding controling parameters to electric machine controller to stop described electric machine controller and the running of Sewing machines drive motors.
2. lifting pressre of sewing machine safety detection device according to claim 1, is characterized in that, described optimum configurations panel unit also reports an error when receiving described guard signal.
3. lifting pressre of sewing machine safety detection device according to claim 1; it is characterized in that; described optimum configurations panel unit; time also for receiving again described normal working signal after receiving described guard signal, send corresponding controling parameters to electric machine controller to start described electric machine controller and the running of Sewing machines drive motors.
4. lifting pressre of sewing machine safety detection device according to claim 2, is characterized in that, described optimum configurations panel unit also reports an error when receiving described guard signal, and reports an error described in removing when receiving again described normal working signal afterwards.
5. lifting pressre of sewing machine safety detection device according to claim 1, is characterized in that, comprising: power module, connects described electric machine controller module and described optimum configurations panel unit.
6. lifting pressre of sewing machine safety detection device according to claim 1, is characterized in that, described photoelectric sensor and signal comparing unit are integrated in a sensing module.
7. lifting pressre of sewing machine safety detection device according to claim 1, is characterized in that, described photoelectric sensor is infrared tube sensor.
8. a lifting pressre of sewing machine safety detection method, is characterized in that, be applied to the lifting pressre of sewing machine safety detection device according to any one of claim 1 to 7, described method comprises:
Export the first transducing signal when described presser foot lifter is not in described predetermined home, export the second transducing signal when described presser foot lifter has and is in described predetermined home at least partly;
The output protection signal when comparing described output and being the first transducing signal, exports normal working signal when comparing described output and being the second transducing signal;
When receiving described guard signal, send corresponding controling parameters to described electric machine controller to stop described electric machine controller and the running of Sewing machines drive motors.
9. lifting pressre of sewing machine safety detection method according to claim 8; it is characterized in that; comprise: when receiving again described normal working signal after receiving described guard signal, send corresponding controling parameters to electric machine controller to start described electric machine controller and the running of Sewing machines drive motors.
10. lifting pressre of sewing machine safety detection method according to claim 9, is characterized in that, also comprises: reporting an error when receiving described guard signal, and reports an error described in removing when receiving again described normal working signal afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133000.3A CN104695141B (en) | 2015-03-25 | 2015-03-25 | A kind of lifting pressre of sewing machine safety detection device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510133000.3A CN104695141B (en) | 2015-03-25 | 2015-03-25 | A kind of lifting pressre of sewing machine safety detection device and method |
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| CN104695141A true CN104695141A (en) | 2015-06-10 |
| CN104695141B CN104695141B (en) | 2017-03-15 |
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| CN201510133000.3A Active CN104695141B (en) | 2015-03-25 | 2015-03-25 | A kind of lifting pressre of sewing machine safety detection device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386247A (en) * | 2015-12-24 | 2016-03-09 | 杰克缝纫机股份有限公司 | Safety detecting device for presser foot arm of sewing machine and sewing machine |
| WO2022156041A1 (en) * | 2021-01-21 | 2022-07-28 | 浙江沪龙科技股份有限公司 | Control method for avoiding, during mechanical linkage, fabric movement caused by lifting and lowering presser foot |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4423692A (en) * | 1981-07-16 | 1984-01-03 | Starkville Tool And Die Company | Pneumatic needle positioner |
| JPH07124364A (en) * | 1993-10-19 | 1995-05-16 | Brother Ind Ltd | Control device of cycle sewing machine |
| JPH1119350A (en) * | 1997-07-08 | 1999-01-26 | Janome Sewing Mach Co Ltd | Over-lock sewing machine |
| JP2002306878A (en) * | 2001-04-16 | 2002-10-22 | Brother Ind Ltd | Sewing machine and cloth pressing device for sewing machine |
| CN103173946A (en) * | 2011-12-22 | 2013-06-26 | 陕西银星科技有限公司 | Sewn material detection system of sewing machine |
-
2015
- 2015-03-25 CN CN201510133000.3A patent/CN104695141B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4423692A (en) * | 1981-07-16 | 1984-01-03 | Starkville Tool And Die Company | Pneumatic needle positioner |
| JPH07124364A (en) * | 1993-10-19 | 1995-05-16 | Brother Ind Ltd | Control device of cycle sewing machine |
| JPH1119350A (en) * | 1997-07-08 | 1999-01-26 | Janome Sewing Mach Co Ltd | Over-lock sewing machine |
| JP2002306878A (en) * | 2001-04-16 | 2002-10-22 | Brother Ind Ltd | Sewing machine and cloth pressing device for sewing machine |
| CN103173946A (en) * | 2011-12-22 | 2013-06-26 | 陕西银星科技有限公司 | Sewn material detection system of sewing machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386247A (en) * | 2015-12-24 | 2016-03-09 | 杰克缝纫机股份有限公司 | Safety detecting device for presser foot arm of sewing machine and sewing machine |
| WO2022156041A1 (en) * | 2021-01-21 | 2022-07-28 | 浙江沪龙科技股份有限公司 | Control method for avoiding, during mechanical linkage, fabric movement caused by lifting and lowering presser foot |
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| Publication number | Publication date |
|---|---|
| CN104695141B (en) | 2017-03-15 |
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Address after: 318010 No. 1008, east section of Donghai Avenue, Sanjia, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Jack Technology Co.,Ltd. Address before: 318010 No. 15 Airport South Road, Jiaojiang District, Zhejiang, Taizhou Patentee before: JACK SEWING MACHINE Co.,Ltd. |