CN107338587A - A kind of sewing machine and its oil quantity detection system - Google Patents
A kind of sewing machine and its oil quantity detection system Download PDFInfo
- Publication number
- CN107338587A CN107338587A CN201710666397.1A CN201710666397A CN107338587A CN 107338587 A CN107338587 A CN 107338587A CN 201710666397 A CN201710666397 A CN 201710666397A CN 107338587 A CN107338587 A CN 107338587A
- Authority
- CN
- China
- Prior art keywords
- sewing machine
- detection system
- pressure sensor
- quantity detection
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B71/00—Lubricating or cooling devices
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/36—Devices for stopping drive when abnormal conditions occur, e.g. thread breakage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
- G01F23/18—Indicating, recording or alarm devices actuated electrically
Abstract
The invention discloses a kind of oil quantity detection system for sewing machine, including：Located at the pressure sensor of sewing machine oil tray bottom；It is connected with the pressure sensor, judging whether pressure value detected by the pressure sensor is in the judgment means of pre-set pressure range.The invention also discloses a kind of sewing machine for including above-mentioned oil quantity detection system.Above-mentioned oil quantity detection system, can detect whether oil mass is in normal range (NR), avoid the accident such as abrasion caused by oil starvation from occurring.
Description
Technical field
The present invention relates to sewing machine technique field, more particularly to a kind of sewing machine and its oil quantity detection system.
Background technology
Industrial sewing machine refers to the sewing machine for being capable of mass-produced garments for clothes factory or other industrial departments etc..Its
Inside is made up of various mechanical transmission mechanisms, and to reduce the frictional force between each parts, avoids machine long-term operation from burning to death,
The operating efficiency of power source is improved simultaneously.Generally there is the feed lubrication system that can be recycled inside industrial sewing machine, typically
Lubricating oil is supplied to by each parts of sewing machine by oil pump.For ease of transporting, meeting safety check, in industry, when machine dispatches from the factory, profit
Lubricating oil is to be invested by the independent packaging of certain form such as oil can or oil bag in complete machine packing case.Acquiescence, when user receives machine
When needing to use, lubricating oil is voluntarily added by user.And in practice, inevitably exist because user is careless, forget
Refuel or machine cycles use some cycles after caused by oil mass reduce.Now oil pump feed amount is not enough to lubricate each parts
And cause wear and tear in machines, burn out, machine service life is had a strong impact on, potential safety hazard be present.
The content of the invention
It is an object of the invention to provide a kind of sewing machine and its oil quantity detection system, whether can detect oil mass in normal
Scope, the accident such as abrasion caused by oil starvation is avoided to occur.
To achieve the above object, the present invention provides a kind of oil quantity detection system for sewing machine, including：
Located at the pressure sensor of sewing machine oil tray bottom；
It is connected with the pressure sensor, judging pressure value detected by the pressure sensor whether in pre-
If the judgment means of pressure limit.
Relative to above-mentioned background technology, provided by the present invention for the oil quantity detection system of sewing machine, stitched using being arranged on
The pressure sensor for machine oil tray bottom of threading detects whether oil mass meets preset range in real time；For pressure sensor, especially press
Resistance pressure transducer, it can change the resistance value size for changing itself institute's strip resistance according to pressure size.In the present invention,
The size of sewing machine volume read-out, it specifically can behave as size of the fluid upper surface with respect to the difference in height of food tray baseplane.According to
Pressure principle, liquid level is higher, and the pressure of liquid bottom is bigger, so as to change the resistance value size in sensor.Sewing machine simultaneously
Outside can be provided with the guidance panel of pressing or touch screen type, guidance panel has been embedded in signal processor, signal transacting
Device can be handled the resistance value size variation of piezoresistive transducer, and then is changed into what voltage, electric current etc. can quantify
Numerical value, at the same in guidance panel default setting certain limit size magnitude of voltage, the magnitude of voltage positioned at the section is credible electricity
Pressure value, oil mass is represented as credibility interval, oil mass is in normal condition.Conversely, sewing machine oil mass is abnormal condition.
Preferably, be also associated between the pressure sensor and the judgment means to by pressure sensor because of liquid
Pressure change and caused resistance change are converted into the signal processor of data signal.
Preferably, the signal processor is specially that resistance change can be converted into current value and/or magnitude of voltage
Processor.
Preferably, in addition to the judgment means it is connected, to when the pressure value detected by the pressure sensor
It is not at the suggestion device prompted during pre-set pressure range.
Preferably, in addition to the judgment means it is connected, to when the pressure value detected by the pressure sensor
Stop the breaker device being powered to sewing machine when being not at pre-set pressure range.
Preferably, the suggestion device is specially sound prompt device and/or light prompt device.
The present invention provides a kind of sewing machine, including the oil quantity detection system described in any one as described above.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
The schematic diagram for the food tray for sewing machine that Fig. 1 is provided by the embodiment of the present invention；
Fig. 2 be Fig. 1 in A-A to sectional view.
The structured flowchart for the oil quantity detection system for sewing machine that Fig. 3 is provided by the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the accompanying drawings and it is embodied
The present invention is described in further detail for mode.
It refer to Fig. 1 to Fig. 3, the schematic diagram for the food tray for sewing machine that Fig. 1 is provided by the embodiment of the present invention；Fig. 2
For A-A in Fig. 1 to sectional view.The structure for the oil quantity detection system for sewing machine that Fig. 3 is provided by the embodiment of the present invention
Block diagram.
A kind of oil quantity detection system for sewing machine provided by the invention, it is main as shown in Figure of description 1 to accompanying drawing 3
To include pressure sensor 10 and judgment means 20；Wherein, pressure sensor 10 is located at the bottom of food tray 1 of sewing machine, to reality
When detect oil mass number.
Judgment means 20 are connected with pressure sensor 10, after judgment means 20 obtain the information that pressure sensor 10 is detected
Judged, realize and the oil mass in food tray 1 is detected.Specifically, pressure sensor 10 can collect oily in food tray 1
The pressure information of amount, pressure information have contained the number of oil mass in food tray 1；The pressure information is transferred to judgment means 20, by sentencing
Disconnected device 20 is judged, when the pressure value that the pressure information that pressure sensor 10 is collected is contained is more than default pressure
During value, then illustrate that the oil mass in food tray 1 meets the requirements, if the pressure that the pressure information that pressure sensor 10 is collected is contained
When force value is less than default pressure value, then illustrate that the oil mass in food tray 1 is undesirable.Judgment means 20 can be prior art
In MCU or the device such as single-chip microcomputer, for judging above-mentioned pressure information.
For the specific set-up mode of pressure sensor 10, as shown in Figure of description 2, it can include matrix 2, pressure-sensitive
Resistance 3, pressure film layer 4 and lead 5, wherein lead 5 are connected with judgment means 20, to collected pressure sensor 10
Pressure information is transferred to judgment means 20.
The lower surface of matrix 2 and the bottom of food tray 1 are brought into close contact, and the upper surface connection pressure film layer 4 of matrix 2, pressure
The upper surface of film layer 4 has piezo-resistance 3；By taking Figure of description 2 as an example, when pressure sensor 10 detects oil mass in food tray 1
How many whens, because liquid level X is different from liquid level Y height, namely oil mass is more in the state of liquid level X, oily in the state of liquid level Y
Measure less；Thus liquid level X is different for pressure caused by pressure sensor 10 from liquid level Y, therefore pressure sensor 10 can
Different pressure informations is sent according to the liquid level X of different height and liquid level Y, detected for judgment means 20.Wherein, accompanying drawing 2
The specific set-up mode of shown pressure sensor 10 may be referred to prior art with principle.At the same time, food tray 1 can be obtained
The pressure sensor 10 of interior oil mass size can also use other set-up modes, and the present invention repeats no more.
Can be with setting signal processor 30, that is, working as pressure sensing between pressure sensor 10 and judgment means 20
When device 10 is piezoresistive transducer, then it can change the resistance value size for changing itself institute's strip resistance according to pressure size.Root
According to the size of sewing machine volume read-out, size of the fluid upper surface with respect to the difference in height of food tray baseplane is shown as.It is former according to pressure
Reason, liquid level is higher, and the pressure of liquid bottom is bigger, so as to change the resistance value size in sensor.
After signal processor 30 obtains the resistance change of pressure sensor 10, resistance change is converted into digital letter
Number, and the data signal is transferred in judgment means 20, so that judgment means 20 are judged, and then learn in food tray 1
Whether oil mass meets the requirements.Certainly, the specific set-up mode of signal processor 30 may be referred to prior art.
Signal processor 30 can be specially the processing that resistance change can be converted into current value and/or magnitude of voltage
Device.When signal processor 30 export magnitude of voltage through judgment means 20 judgement after be in default scope, then with judgment means 20
The controller of connection can connect the power source of sewing machine, and now sewing machine normally starts, and start to sew.It is on the other side, if
If the magnitude of voltage that signal processor 30 exports is not at default scope after the judgement of judgment means 20, connect with judgment means 20
The controller connect is not turned on the power source of sewing machine, and the guidance panel of sewing machine can send alarm, remind user's sewing machine
Oil mass is in abnormal condition, needs timely processing and is confirmed whether to start.
It follows that judgment means 20 can also connect suggestion device, when the pressure value detected by pressure sensor 10
It is not at being prompted during pre-set pressure range, and suggestion device can be sound prompt device and/or light prompt device.
In addition, oil quantity detection system provided by the present invention, after sewing machine switches on power, power source is not yet opened
Before opening, oil mass detection can be carried out；Namely after oil quantity detection system is powered, when electrical motor of sewing machine not yet rotates, utilize oil
Amount detection systems carry out oil mass detection；And when power source starts, and sewing machine starts sewing, no longer detected；Once sewing
Machine motor stalls and when being still powered on, then can be detected；If detecting that oil mass is less than preset range, then pass through power-off
Device powers off to sewing machine；That is, breaker device should be connected with judgment means 20, when detected by pressure sensor 10
Stop being powered sewing machine when pressure value is not at pre-set pressure range, electrical motor of sewing machine can not rotate, so as to sewing
Machine is protected.
A kind of sewing machine with oil quantity detection system provided by the present invention, including described by above-mentioned specific embodiment
Oil quantity detection system；The other parts of sewing machine are referred to prior art, not reinflated herein.
Sewing machine provided by the invention, after switching on power, before power source startup, it can in time detect and feed back seam
Thread the size of oil level, and with warning lamp and/or voice message, or user couple is reminded using modes such as flash for prompting lamps in time
Sewing machine oil mass is handled.Avoid in actual moving process, due to forgetting to refuel or being reduced using oil mass after a period of time
Caused lack of lubrication, rub between each mechanism of sewing machine increase, heat, the defects of burning to death.It is daily to improve sewing machine
Safeguard and then lift service life.
Sewing machine provided by the present invention and its oil quantity detection system are described in detail above.It is used herein
Specific case is set forth to the principle and embodiment of the present invention, and the explanation of above example is only intended to help and understands this
The method and its core concept of invention.It should be pointed out that for those skilled in the art, this hair is not being departed from
On the premise of bright principle, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into power of the present invention
In the protection domain that profit requires.
Claims (7)
- A kind of 1. oil quantity detection system for sewing machine, it is characterised in that including：Located at the pressure sensor of sewing machine oil tray bottom；It is connected with the pressure sensor, is pressed to judge whether the pressure value detected by the pressure sensor is in default The judgment means of power scope.
- 2. oil quantity detection system according to claim 1, it is characterised in that the pressure sensor and the judgment means Between be also associated with to by pressure sensor because fluid pressure change and caused by resistance change be converted into data signal Signal processor.
- 3. oil quantity detection system according to claim 2, it is characterised in that the signal processor is specially can be by electricity Change in resistance is converted into the processor of current value and/or magnitude of voltage.
- 4. according to the oil quantity detection system described in claims 1 to 3 any one, it is characterised in that also include and the judgement Device is connected, carried to what is prompted when the pressure value detected by the pressure sensor is not at pre-set pressure range Showing device.
- 5. oil quantity detection system according to claim 4, it is characterised in that also include with the judgment means being connected, using To stop what sewing machine was powered when the pressure value detected by the pressure sensor is not at pre-set pressure range Breaker device.
- 6. oil quantity detection system according to claim 4, it is characterised in that the suggestion device is specially voice message dress Put and/or light prompt device.
- 7. a kind of sewing machine, it is characterised in that including the oil quantity detection system as described in any one of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710666397.1A CN107338587A (en) | 2017-08-07 | 2017-08-07 | A kind of sewing machine and its oil quantity detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710666397.1A CN107338587A (en) | 2017-08-07 | 2017-08-07 | A kind of sewing machine and its oil quantity detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107338587A true CN107338587A (en) | 2017-11-10 |
Family
ID=60216830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710666397.1A Pending CN107338587A (en) | 2017-08-07 | 2017-08-07 | A kind of sewing machine and its oil quantity detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107338587A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111607914A (en) * | 2019-02-22 | 2020-09-01 | 重机株式会社 | Sewing machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1321659A (en) * | 1970-09-19 | 1973-06-27 | Flowsheet Panels Ltd | Liquid level detectors |
| US5802910A (en) * | 1995-04-15 | 1998-09-08 | Krahn; Heinrich | Measuring system for liquid volumes and liquid levels of any type |
| CN103820956A (en) * | 2014-03-21 | 2014-05-28 | 新杰克缝纫机股份有限公司 | Oil mass detection and alarm system of sewing machine |
| CN105714488A (en) * | 2016-04-20 | 2016-06-29 | 杰克缝纫机股份有限公司 | Oil quantity detection device for oil disc of sewing machine and sewing machine |
| CN205688132U (en) * | 2016-06-12 | 2016-11-16 | 响水县晨丰纺织有限公司 | A kind of lubricating arrangement of textile machinery |
| CN205954280U (en) * | 2016-06-24 | 2017-02-15 | 杰克缝纫机股份有限公司 | Be applied to sewing machine's oil flow monitoring devices and sewing machine |
| CN106595804A (en) * | 2017-02-07 | 2017-04-26 | 浙江众邦机电科技有限公司 | Industrial sewing machine and fuel quantity detection system applied to same, and ceramic pressure sensing apparatus |
-
2017
- 2017-08-07 CN CN201710666397.1A patent/CN107338587A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1321659A (en) * | 1970-09-19 | 1973-06-27 | Flowsheet Panels Ltd | Liquid level detectors |
| US5802910A (en) * | 1995-04-15 | 1998-09-08 | Krahn; Heinrich | Measuring system for liquid volumes and liquid levels of any type |
| CN103820956A (en) * | 2014-03-21 | 2014-05-28 | 新杰克缝纫机股份有限公司 | Oil mass detection and alarm system of sewing machine |
| CN105714488A (en) * | 2016-04-20 | 2016-06-29 | 杰克缝纫机股份有限公司 | Oil quantity detection device for oil disc of sewing machine and sewing machine |
| CN205688132U (en) * | 2016-06-12 | 2016-11-16 | 响水县晨丰纺织有限公司 | A kind of lubricating arrangement of textile machinery |
| CN205954280U (en) * | 2016-06-24 | 2017-02-15 | 杰克缝纫机股份有限公司 | Be applied to sewing machine's oil flow monitoring devices and sewing machine |
| CN106595804A (en) * | 2017-02-07 | 2017-04-26 | 浙江众邦机电科技有限公司 | Industrial sewing machine and fuel quantity detection system applied to same, and ceramic pressure sensing apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111607914A (en) * | 2019-02-22 | 2020-09-01 | 重机株式会社 | Sewing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2014063422A1 (en) | Washing machine detergent remaining balance detection and display method | |
| CN104975471B (en) | A kind of detergent throwing device, washing machine and detergent excess detection method | |
| CN105714488B (en) | A kind of sewing machine food tray oil mass detection device and sewing machine | |
| KR102292859B1 (en) | Water purifier with coffee brewing function having sensor for sensing capsule holder and operating method thereof | |
| CN107338587A (en) | A kind of sewing machine and its oil quantity detection system | |
| CN106637829A (en) | Display control method and device of washing machine and washing machine | |
| CN203890746U (en) | Washing machine and washing agent storage system used for same | |
| CN109653835B (en) | Engine oil viscosity detection method and system and automobile | |
| CN104698639A (en) | Liquid crystal display screen with heating function | |
| CN108991921A (en) | Heating means, device, heating vessel and computer readable storage medium | |
| CN208440878U (en) | A kind of display and monitoring device for clothes airing machine | |
| CN201738160U (en) | Ironing machine for marking water tank state by different light-colors | |
| CN103327747B (en) | A kind of corroding copper clad laminates of intelligent temperature control | |
| CN208652929U (en) | Liquid-level switch and water heater | |
| CN115917158A (en) | Control interface for a pump | |
| CN107874625A (en) | Heating container control circuit, heating container control method and coffee machine | |
| CN106637830A (en) | Display control method and device of washing machine and washing machine | |
| CN202100922U (en) | Automatic oil-filling and excess temperature alarm device for horizontal decanter centrifuge main bearing | |
| CN205478245U (en) | Pump protection device | |
| CN207879576U (en) | A kind of safe water pump | |
| CN105299292B (en) | High-pressure flow regulating valve rotation-clogging protection device | |
| CN105846530B (en) | A kind of generator set control device based on touch screen integrated machine | |
| CN205101638U (en) | Stifled protector that changes of high pressure flow control valve | |
| CN209366991U (en) | Leak hunting sensor for a kind of fuel charger chassis | |
| CN216916569U (en) | Intelligent plastic packaging machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171110 |
|
| RJ01 | Rejection of invention patent application after publication |