CN104695141B - A kind of lifting pressre of sewing machine safety detection device and method - Google Patents
A kind of lifting pressre of sewing machine safety detection device and method Download PDFInfo
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- CN104695141B CN104695141B CN201510133000.3A CN201510133000A CN104695141B CN 104695141 B CN104695141 B CN 104695141B CN 201510133000 A CN201510133000 A CN 201510133000A CN 104695141 B CN104695141 B CN 104695141B
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Abstract
Present patent application provides a kind of lifting pressre of sewing machine safety detection device and method, and device includes：Photoelectric sensor, signal comparing unit and parameter setting panel unit；The second transducing signal is exported when the presser foot lifter is at least partially in the predetermined home；Compare described be output as the first transducing signal when output protection signal, compare described be output as the second transducing signal when export normal work signal；When the protection signal is received, parameter setting panel unit sends corresponding control parameter and is operated with stopping the electric machine controller and sewing machine motor to the electric machine controller；Present patent application adopts Photoelectric Sensor Device, it is preferred that infrared tube sensor device, possesses the accurate effect for obtaining presser foot lifter position, when threading, cleaning debris etc. need to open presser foot lifter, fast and accurately can report an error, after avoiding due to presser foot lifter home detection mistake, sewing machine rotates the generation for accidentally injuring operating personnel's event.
Description
Technical field
Present patent application is related to stitching process field, more particularly to a kind of lifting pressre of sewing machine safety detection device and side
Method.
Background technology
At present, with electronic technology development, industrial sewing machine also progressively moves towards intellectuality, hommization, safe.In sewing
In machine operating process, usually because presser foot lifter is opened by the demands such as threading, cleaning debris, if now presser foot lifter does not have safeguard protection
Device, sewing machine have misoperation and risk that operating personnel are damaged.Nowadays, current presser foot lifter is that have using switch suddenly
Your element is protected as safeguard protection sensor, due to magnet steel magnetic field range larger, accurately can not obtain in terms of protection
The home of presser foot lifter, does not reach the effect of safeguard protection.
Content of the invention
The shortcoming of prior art in view of the above, the purpose of present patent application are to provide a kind of lifting pressre of sewing machine peace
Full inspection surveys device and method, solves the problems, such as that above-mentioned existing presser foot lifter security protection has larger defect.
For solving above-mentioned and other technical problem, present patent application provide a kind of lifting pressre of sewing machine safety detection device and
Method, device, the sewing machine also include：Connected sewing machine motor and electric machine controller, the lifting pressre of sewing machine
Safety detection device includes：Photoelectric sensor, including：The photosignal transmitter being oppositely arranged and photoelectric signal receiver, institute
State and between photosignal transmitter and photoelectric signal receiver, leave the predetermined home at least partly passed in and out for the presser foot lifter；
The photoelectric signal receiver exports the first transducing signal when the presser foot lifter is not in the predetermined home, described
Presser foot lifter exports the second transducing signal when being at least partially in the predetermined home；Signal comparing unit, with least
Two inputs, first input end connect reference signal, and the second input connects the output end of the photoelectric signal receiver, with
Output protection signal when the photoelectric signal receiver is output as the first transducing signal is being compared, the photoelectricity is being compared
Signal receiver is output as exporting normal work signal during the second transducing signal；Parameter setting panel unit, connects the letter
The output end of number comparing unit simultaneously connects the input of the electric machine controller, in order to when the protection signal is received, to send out
Corresponding control parameter is sent to operate to electric machine controller to stop the electric machine controller and sewing machine motor.
Optionally, the parameter setting panel unit is also reported an error when the protection signal is received.
Optionally, the parameter setting panel unit, is additionally operable to after the protection signal is received and receives institute
When stating normal work signal, send corresponding control parameter and driven with starting the electric machine controller and sewing machine to electric machine controller
Motor rotation.
Optionally, the parameter setting panel unit is also reported an error when the protection signal is received, and afterwards again
Report an error described in removing when receiving the normal work signal.
Optionally, described lifting pressre of sewing machine safety detection device includes：Power module, connects the electric machine controller
Module and the parameter setting panel unit.
Optionally, the photoelectric sensor and signal comparing unit are integrated in a sensing module.
Optionally, the 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,
The lifting pressre of sewing machine safety detection device being applied to as described in front any one, methods described include：At the presser foot lifter
The first transducing signal is exported when the predetermined home, is at least partially in the predetermined security bit in the presser foot lifter
The second transducing signal is exported when putting；Compare described be output as the first transducing signal when output protection signal, comparing
State output normal work signal when being output as the second transducing signal；When the protection signal is received, corresponding control ginseng is sent
Number is operated to the electric machine controller with stopping the electric machine controller and sewing machine motor.
Optionally, methods described includes：The normal work signal is received again after the protection signal is received
When, send corresponding control parameter and operated with starting the electric machine controller and sewing machine motor to electric machine controller.
Optionally, methods described also includes：Reported an error when the protection signal is received, and institute is received again afterwards
Report an error described in removing when stating normal work signal.
As described above, present patent application provides a kind of lifting pressre of sewing machine safety detection device and method, device includes：Light
Electric transducer, signal comparing unit and parameter setting panel unit；Described pre- Dingan County is at least partially in the presser foot lifter
The second transducing signal is exported during all positon；Compare described be output as the first transducing signal when output protection signal, comparing
It is output as exporting normal work signal during the second transducing signal described in going out；When the protection signal is received, parameter setting face
Slab element sends corresponding control parameter and is transported with stopping the electric machine controller and sewing machine motor to the electric machine controller
Turn；Present patent application adopts Photoelectric Sensor Device, preferably infrared tube sensor device, possesses accurate acquisition presser foot lifter position
The effect that puts, when threading, cleaning debris etc. need to open presser foot lifter, fast and accurately can report an error, it is to avoid due to presser foot lifter
After home detection mistake, sewing machine rotates the generation for accidentally injuring operating personnel's event.
Description of the drawings
Fig. 1 is shown as the structural representation of lifting pressre of sewing machine safety detection device in one embodiment of present patent application.
Fig. 2 is shown as the schematic flow sheet of lifting pressre of sewing machine safety detection method in one embodiment of present patent application.
Component label instructions
1 photoelectric sensor
11 photosignal transmitters
12 photoelectric signal receivers
2 signal comparing units
3 parameter setting panel units
4 sewing machine motors
5 electric machine controllers
6 lifting pressre of sewing machine
S1～S3 method and steps
Specific embodiment
Below by way of the embodiment that specific instantiation illustrates present patent application, those skilled in the art can be by this theory
Content disclosed by bright book understands other advantages and effect of present patent application easily.In addition present patent application can also pass through
Different specific embodiments is carried out or applies, and the every details in this specification can also be based on different viewpoints and answer
With carrying out various modifications and changes under the spirit without departing from present patent application.It should be noted that, in situation about not conflicting
Under, the feature in embodiment and embodiment in the application can be mutually combined.
Present patent application is applied to sewing machine, and the sewing machine also includes except presser foot lifter：Connected sewing machine drives electricity
Machine and electric machine controller, the sewing machine motor provide power for the sewing operation of sewing machine, and the electric machine controller
For controlling the drive manner of the sewing machine motor.
As shown in figure 1, present patent application provides a kind of 6 safety detection device of lifting pressre of sewing machine, the sewing machine lift pressure
6 safety detection device of pin includes：Photoelectric sensor 1, signal comparing unit 2 and parameter setting panel unit 3.
The photoelectric sensor 1, including：The photosignal transmitter 11 being oppositely arranged and photoelectric signal receiver 12, institute
State and between photosignal transmitter 11 and photoelectric signal receiver 12, leave the predetermined safety at least partly passed in and out for the presser foot lifter
Position；The photoelectric signal receiver 12 exports the first sensing letter when the presser foot lifter is not in the predetermined home
Number, the second transducing signal is exported when the presser foot lifter is at least partially in the predetermined home.In one embodiment,
Preferably, the photoelectric sensor 1 is infrared tube sensor, and the photosignal transmitter 11 is infrared emission end, and light
Electric signal receiver 12 is infrared receiver end, and infrared receiver end is receiving the infrared signal at infrared emission end and do not receiving institute
Different output signals are sent when stating infrared signal respectively, to indicate different conditions.
Specifically, when the optical signal of photoemitter transmitting is not blocked by presser foot lifter, photoelectric signal receiver
12 receive the optical signal, correspondingly produce the first transducing signal by opto-electronic conversion；And if the optical signal of photoemitter transmitting
Blocked by presser foot lifter, then produce the second transducing signal.
In one embodiment, the predetermined home can be photosignal transmitter 11 and photoelectric signal receiver 12 it
Between space, the sewing machine can enter the predetermined home part can be a baffle plate, the baffle plate can be presser foot lifter
Go up existing part, or correspondingly increased newly according to the pore size and be fixed on the presser foot lifter, when described
Baffle plate is just entered in the space, then it represents that now presser foot lifter is in predetermined location status.
The signal comparing unit 2, with least two inputs, first input end connects reference signal, the second input
The output end of the end connection photoelectric signal receiver 12, to be output as first comparing the photoelectric signal receiver 12
Output protection signal during transducing signal, export when the photoelectric signal receiver 12 is output as the second transducing signal comparing
Normal work signal.In one embodiment, the signal comparing unit 2 can include：Comparator circuit；Comparator circuit is normal
See circuit, determine the value of output end by comparing the value of two inputs, first transducing signal and the second transducing signal
Can be different magnitudes of voltage, the magnitude of voltage of the reference signal can between two magnitudes of voltage, with judge respectively little
Different such as voltages etc. are exported during in the reference signal value or more than the reference signal value, such as 0V as protection signal,
5V can be changed in conjunction with prior art as normal work signal etc., certain those skilled in the art, rather than be retouched with above-mentioned
State and be limited.
Preferably, the photoelectric sensor 1 and signal comparing unit 2 are integrated in a sensing module, the sensing module peace
Loaded on sewing machine.
In one embodiment, described 6 safety detection device of lifting pressre of sewing machine, also includes：Power module, connection are described
5 module of electric machine controller and the parameter setting panel unit 3, are that 6 safety detection device of the lifting pressre of sewing machine is powered.
The parameter setting panel unit 3, connects the output end of the signal comparing unit 2 and connects the motor control
The input of device 5, in order to when the protection signal is received, to send corresponding control parameter to electric machine controller 5 to stop
State electric machine controller 5 and sewing machine motor 4 operates.In one embodiment, the parameter setting panel unit 3 may include people
Machine interactive module, the human-computer interaction module, including input-output apparatus such as such as touch display screens, or display screen etc. is defeated
Go out the input equipments such as equipment and button.
In one embodiment, the parameter setting panel unit 3 is also reported an error when the protection signal is received, described
Report an error for example,：Reported to the police by acoustooptic, and/or in addition word, image etc. are shown by display screen etc..
In one embodiment, the parameter setting panel unit 3, is additionally operable to after the protection signal is received and connects
When receiving the normal work signal, corresponding control parameter is sent to electric machine controller 5 starting the electric machine controller 5 and seam
Machine motor 4 of threading operates；Further, the parameter setting panel unit 3 carries out institute also when the protection signal is received
State and report an error, and when again the normal work signal is received afterwards, remove described in report an error, the removing operation for reporting an error can be with
Before the startup electric machine controller 5 and sewing machine motor 4 operate, execution all may be used afterwards or simultaneously.
As shown in Fig. 2 present patent application provides a kind of lifting pressre of sewing machine safety detection method, it is applied to such as front any one
Described lifting pressre of sewing machine safety detection device, methods described include：
Step S1：The first transducing signal is exported when the presser foot lifter is not in the predetermined home, in the lift
Presser feet exports the second transducing signal when being at least partially in the predetermined home；
Step S2：Compare described be output as the first transducing signal when output protection signal, comparing the output
For the second transducing signal when export normal work signal；
Step S3：When the protection signal is received, corresponding control parameter is sent to the electric machine controller stopping
The electric machine controller and the operating of sewing machine motor.
In one embodiment, methods described includes：The normal work is received again after the protection signal is received
When making signal, send corresponding control parameter and transported with starting the electric machine controller and sewing machine motor to electric machine controller
Turn.
In one embodiment, methods described also includes：Reported an error when the protection signal is received, and connect afterwards again
Report an error described in removing when receiving the normal work signal.
In sum, present patent application provides a kind of lifting pressre of sewing machine safety detection device and method, and device includes：Light
Electric transducer, signal comparing unit and parameter setting panel unit；Described pre- Dingan County is at least partially in the presser foot lifter
The second transducing signal is exported during all positon；Compare described be output as the first transducing signal when output protection signal, comparing
It is output as exporting normal work signal during the second transducing signal described in going out；When the protection signal is received, parameter setting face
Slab element sends corresponding control parameter and is transported with stopping the electric machine controller and sewing machine motor to the electric machine controller
Turn；Present patent application adopts Photoelectric Sensor Device, preferably infrared tube sensor device, possesses accurate acquisition presser foot lifter position
The effect that puts, when threading, cleaning debris etc. need to open presser foot lifter, fast and accurately can report an error, it is to avoid due to presser foot lifter
After home detection mistake, sewing machine rotates the generation for accidentally injuring operating personnel's event.
The principle and its effect of above-described embodiment only illustrative present patent application, not for restriction this patent Shen
Please.Any person skilled in the art all can be carried out to above-described embodiment without prejudice under the spirit and the scope of present patent application
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in present patent application
All equivalent modifications completed under god and technological thought or change, should be covered by the claim of present patent application.
Claims (10)
1. a kind of lifting pressre of sewing machine safety detection device, the sewing machine also include：Connected sewing machine motor and electricity
Machine controller, it is characterised in that the lifting pressre of sewing machine safety detection device includes：
Photoelectric sensor, including：The photosignal transmitter being oppositely arranged and photoelectric signal receiver, the photosignal transmitting
The predetermined home at least partly passed in and out for the presser foot lifter is left between device and photoelectric signal receiver；The photosignal connects
Receive device and the first transducing signal is exported when the presser foot lifter is not in the predetermined home, have at least portion in the presser foot lifter
Office exports the second transducing signal when the predetermined home；
Signal comparing unit, with least two inputs, first input end connects reference signal, and the connection of the second input is described
The output end of photoelectric signal receiver, to compare output when the photoelectric signal receiver is output as the first transducing signal
Protection signal, is comparing output normal work signal when the photoelectric signal receiver is output as the second transducing signal；
Parameter setting panel unit, connects the output end of the signal comparing unit and connects the input of the electric machine controller
End, in order to when the protection signal is received, sends corresponding control parameter to electric machine controller stopping the motor control
Device and the operating of sewing machine motor.
2. lifting pressre of sewing machine safety detection device according to claim 1, it is characterised in that the parameter setting panel
Unit is also reported an error when the protection signal is received.
3. lifting pressre of sewing machine safety detection device according to claim 1, it is characterised in that the parameter setting panel
Unit, when being additionally operable to after the protection signal is received and receiving the normal work signal, sends corresponding control ginseng
Number is operated to electric machine controller with starting the electric machine controller and sewing machine motor.
4. lifting pressre of sewing machine safety detection device according to claim 2, it is characterised in that the parameter setting panel
Unit is also reported an error when the protection signal is received, and is removed when the normal work signal is received afterwards again described
Report an error.
5. lifting pressre of sewing machine safety detection device according to claim 1, it is characterised in that include：Power module, even
Connect the electric machine controller module and the parameter setting panel unit.
6. lifting pressre of sewing machine safety detection device according to claim 1, it is characterised in that the photoelectric sensor and
Signal comparing unit is integrated in a sensing module.
7. lifting pressre of sewing machine safety detection device according to claim 1, it is characterised in that the photoelectric sensor is
Infrared tube sensor.
8. a kind of lifting pressre of sewing machine safety detection method, it is characterised in that be applied to such as any one of claim 1 to 7 institute
The lifting pressre of sewing machine safety detection device that states, methods described include：
The first transducing signal is exported when the presser foot lifter is not in the predetermined home, has at least portion in the presser foot lifter
Office exports the second transducing signal when the predetermined home；
Compare described be output as the first transducing signal when output protection signal, described be output as the second sensing letter comparing
Number when export normal work signal；
When the protection signal is received, corresponding control parameter is sent to the electric machine controller stopping the motor control
Device and the operating of sewing machine motor.
9. lifting pressre of sewing machine safety detection method according to claim 8, it is characterised in that include：Receiving
After stating protection signal and when receiving the normal work signal, corresponding control parameter is sent to electric machine controller to start
State electric machine controller and the operating of sewing machine motor.
10. lifting pressre of sewing machine safety detection method according to claim 9, it is characterised in that also include：Receiving
Reported an error when stating protection signal, and reported an error described in removing when the normal work signal is received afterwards again.
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 |
Applications Claiming Priority (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 |
Publications (2)
| Publication Number | Publication Date |
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| CN104695141A CN104695141A (en) | 2015-06-10 |
| CN104695141B true CN104695141B (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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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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Families Citing this family (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 |
| CN112921507B (en) * | 2021-01-21 | 2021-12-17 | 浙江沪龙科技股份有限公司 | Control method for preventing cloth from moving caused by lifting and placing presser foot during mechanical linkage |
Family Cites Families (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 |
| JP3992330B2 (en) * | 1997-07-08 | 2007-10-17 | 蛇の目ミシン工業株式会社 | Overlock 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 |
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2015
- 2015-03-25 CN CN201510133000.3A patent/CN104695141B/en active Active
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| CN104695141A (en) | 2015-06-10 |
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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. |
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