CN206635502U - Break through position detecting device and loom - Google Patents
Break through position detecting device and loom Download PDFInfo
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- CN206635502U CN206635502U CN201720241711.7U CN201720241711U CN206635502U CN 206635502 U CN206635502 U CN 206635502U CN 201720241711 U CN201720241711 U CN 201720241711U CN 206635502 U CN206635502 U CN 206635502U
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Abstract
The utility model embodiment provides a kind of disconnected through position detecting device and loom.Wherein, the disconnected device after testing is applied to loom, and the loom includes inserting the warp stop sheet on warp thread.Described device includes constant current source unit, signal gathering unit, processing and control element (PCE) and the stop over bar being arranged on below warp stop sheet, wherein, stop over bar includes first electrode and second electrode.Constant current source unit makes constant current source unit form closed-loop path with first electrode by being electrically connected with the both ends of first electrode.Signal gathering unit by being connected between one end of the first electrode and one end of the second electrode, obtain warp stop sheet drop first electrode is being divided into two parts on stop over bar when wherein any part voltage signal.The voltage signal that processing and control element (PCE) is sent according to the signal gathering unit being electrically connected of reception obtains the position of warp stop sheet on the first electrode, so as to realize the disconnected detection through position.
Description
Technical field
Technical field of textile machine is the utility model is related to, breaks through position detecting device and knits in particular to one kind
Machine.
Background technology
Modern loom is provided with disconnected device after testing, with realize it is disconnected through when parking at once.But filled after testing by disconnected
The accurate location of disconnected warp can not but be obtained by putting, and be broken through position still by manually looking for, this height for possessing up to up to ten thousand warp thread
It is very unfavorable for close broad fabrics.Have some at present for the disconnected research detected through position, however these methods and
Device is mostly still to be determined disconnected through position in a certain section or region, can't reach pinpoint requirement, while also deposit
In many deficiencies, such as, complicated in mechanical structure, cost are high, it is big etc. to manufacture and design difficulty.
Utility model content
In order to overcome above-mentioned deficiency of the prior art, technical problem to be solved in the utility model is to provide a kind of disconnected
Through position detecting device and loom, its can the warp thread of loom occur it is disconnected through when, obtain occurring the accurate location of disconnected warp, so as to
Staff is set to be handled accordingly.
The utility model preferred embodiment provides a kind of disconnected through position detecting device, applied to loom, the loom bag
The warp stop sheet inserted on warp thread is included, described device includes constant current source unit, signal gathering unit, processing and control element (PCE) and setting
Stop over bar below the warp stop sheet, the stop over bar include first electrode and second electrode,
The both ends of the constant current source unit and the first electrode are electrically connected with, so that the constant current source unit and described the
One electrode forms a closed-loop path；
The signal gathering unit is electrically connected between one end of the first electrode and one end of the second electrode,
For detect the warp stop sheet drop the first electrode is being divided into two parts on the stop over bar when wherein any one portion
The voltage signal divided；
The signal gathering unit is electrically connected with the processing and control element (PCE)；
The voltage signal that the processing and control element (PCE) gathers according to the signal gathering unit obtains the warp stop sheet in institute
The position in first electrode is stated, to realize the disconnected detection through position.
In the utility model preferred embodiment, insulating barrier is provided between the first electrode and the second electrode,
The first electrode is made up of the constant material of unit length resistance, and the resistance per unit length is 5~200 Ω/m.
In the utility model preferred embodiment, described device also includes switch element, and the constant current source unit includes electricity
Source and process circuit,
The switch element is electrically connected with the processing and control element (PCE), and the switch element includes first switch, wherein,
The first switch is normal open switch；
The process circuit and the both ends of the first electrode are electrically connected with；
The processing and control element (PCE) drops when on the stop over bar in the warp stop sheet, passes through controlling switch unit
The first switch closure, the power supply are electrically connected with by the first switch and the process circuit, the process circuit
The voltage processing that the power supply provides is formed to flow through the process circuit after the electric current of constant size with the first electrode
Loop.
In the utility model preferred embodiment, the signal gathering unit includes signal acquisition subelement and signal amplifies
Subelement,
The signal acquisition subelement is electrically connected with signal amplification subelement；
The signal acquisition subelement is connected between one end of the first electrode and one end of the second electrode, is used
In obtain the warp stop sheet drop the first electrode is being divided into two parts on the stop over bar when wherein any part
Magnitude of voltage；
The magnitude of voltage that the signal acquisition subelement gathers is amplified processing and obtains the by signal amplification subelement
One amplification magnitude of voltage.
In the utility model preferred embodiment, the signal gathering unit also includes analog-to-digital conversion subelement,
The analog-to-digital conversion subelement is electrically connected with signal amplification subelement and the processing and control element (PCE), is used for
The first amplification magnitude of voltage that signal amplification subelement is sent is converted to data signal and is sent to the processing and control element (PCE).
In the utility model preferred embodiment, the first electrode length is previously stored with the processing and control element (PCE)
And the voltage signal between the first electrode both ends is carried out when the electric current of the constant size flows through the first electrode
The second obtained amplification magnitude of voltage is handled, the processing and control element (PCE) is according to the described first amplification magnitude of voltage, the second amplification voltage
Value and the first electrode length obtain the position of the warp stop sheet on the first electrode.
In the utility model preferred embodiment, described device also includes photoelectric coupling unit for promoting inhibition,
The processing and control element (PCE) is electrically connected with via one end of the photoelectric coupling unit for promoting inhibition and the second electrode；
The photoelectric coupling unit for promoting inhibition occur it is disconnected through when via the power supply, first electrode, warp stop sheet, second electrode, light
When being electrically coupled unit and processing and control element (PCE) formation loop, sent in the case where flowing through the function of current of the photoelectric coupling unit for promoting inhibition
Disconnected to give the processing and control element (PCE) through signal, the photoelectric coupling unit for promoting inhibition is additionally operable to the power supply and the processing and control element (PCE)
Carry out electrical isolation.
In the utility model preferred embodiment, the switch element also includes second switch and the 3rd switch, wherein, institute
It is normally closed switch to state second switch and the 3rd switch,
The power supply is electrically connected with by one end of the second switch and the first electrode, the photoelectric coupling unit for promoting inhibition
It is electrically connected with by the described 3rd switch and one end of the second electrode, the photoelectric coupling unit for promoting inhibition is detecting the disconnected warp of generation
When, it is sent to the processing and control element (PCE) through signal by disconnected.
The utility model preferred embodiment additionally provides a kind of loom, and the loom includes disconnected described in above-mentioned any one
Through position detecting device.
In terms of existing technologies, it is provided by the utility model to break through position detecting device and loom with beneficial below
Effect：
The disconnected loom for being applied to include menopause tablet through position detecting device, described device include constant current source unit, letter
Number collecting unit, processing and control element (PCE) and stop over bar, including the stop over bar of first electrode and second electrode are arranged on the stop over
The lower section of piece.The both ends of the constant current source unit and the first electrode are electrically connected with so that the constant current source unit with it is described
First electrode is formed with closed-loop path.The signal gathering unit is electrically connected at one end and described second of the first electrode
Between one end of electrode, the first electrode is divided into two parts on the stop over bar dropping for detecting the warp stop sheet
The voltage signal of any parts of Shi Qizhong, and it is single that the voltage signal is sent to the processing control being electrically connected
Member.The processing and control element (PCE) obtains the position of the warp stop sheet on the first electrode according to the voltage signal of reception.By
This, the disconnected device after testing occur it is disconnected through when, accurately obtain disconnected through position.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is one of disconnected schematic diagram through position detecting device that the utility model preferred embodiment provides.
Fig. 2 is the structural representation for the stop over bar that the utility model preferred embodiment provides.
Fig. 3 is the two of the disconnected schematic diagram through position detecting device that the utility model preferred embodiment provides.
Fig. 4 is the disconnected through position Cleaning Principle schematic diagram of the utility model preferred embodiment offer.
Fig. 5 is the block diagram of the signal gathering unit shown in Fig. 3.
Fig. 6 is the three of the disconnected schematic diagram through position detecting device that the utility model preferred embodiment provides.
Icon：101- warp stop sheets；200- is disconnected through position detecting device；210- stop over bars；213- first electrodes；214- second
Electrode；215- insulating barriers；220- constant current source units；221- power supplys；223- process circuits；230- signal gathering units；231- believes
Number collection subelement；233- signals amplify subelement；235- analog-to-digital conversion subelements；240- processing and control element (PCE)s；250- is switched
Unit；251- first switches；252- second switches；253- the 3rd is switched；260- photoelectric coupling unit for promoting inhibition.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship be based on orientation shown in the drawings or position relationship, or
The utility model product using when the orientation usually put or position relationship, be for only for ease of description the utility model and letter
Change description, rather than instruction or imply signified power supply or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that instruction or hint relative importance.
In addition, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
It is to be slightly tilted.Such as " level " only refers to that its direction is more horizontal with respect to for " vertical ", is not to represent the structure
Must be fully horizontal, but can be slightly tilted.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or it is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through
It is indirectly connected, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
Fig. 1 is refer to, Fig. 1 is the disconnected schematic diagram through position detecting device 200 that the utility model preferred embodiment provides
One of.Described break is applied to loom through position detecting device 200.The loom includes inserting the warp stop sheet 101 on warp thread.Institute
The disconnected stop over bar 210, constant current source unit 220, signal for including being arranged on the lower section of warp stop sheet 101 through position detecting device 200 is stated to adopt
Collect unit 230 and processing and control element (PCE) 240.Occur it is disconnected through when, constant current source unit 220 provides for the wherein electrode of stop over bar 210
Electric current, the signal gathering unit 230 gather the electrode by warp stop sheet 101 divide for two parts when a portion magnitude of voltage,
The magnitude of voltage that the processing and control element (PCE) 240 is sent according to the signal gathering unit 230 obtains disconnected through position.
Wherein, warp thread passes through warp stop sheet 101, warp thread do not occur it is disconnected through when, warp tension causes warp stop sheet 101 to be suspended in
The top of stop over bar 210；Warp thread it is disconnected through when, warp stop sheet 101 is fallen, and is contacted with the stop over bar 210.
Fig. 2 is refer to, Fig. 2 is the structural representation for the stop over bar 210 that the utility model preferred embodiment provides.The warp
Stopping bar 210 includes first electrode 213, second electrode 214 and insulating barrier 215.The insulating barrier 215 is arranged on the first electrode
Between 213 and the second electrode 214.In the present embodiment, the first electrode 213 is by the constant material of unit length resistance
It is made.Wherein, the unit length resistance is 5~200 Ω/m.
In the embodiment of the present embodiment, the first electrode 213 can be the nichrome resistance made of nichrome
Silk, nickel-chromium resistance wire are arranged on the opposite side upper edge that relatively described insulating barrier 215 contacts side with the second electrode 214
Edge.Wherein, evanohm has high intensity and corrosion resistance, and the alloy formed with iron and nickel is commonly called as stainless steel.High resistance electric heating closes
Golden (nickelic and ferrum-chromium-aluminum), high temperature alloy, Precise Alloy, heat-resisting alloy, special alloy, stainless steel etc. are all common and conventional
Nichrome.In length, the timing of cross-sectional area one, temperature is lower, and the resistance of nichrome is bigger, and this is phase with general rule
Anti-.
Referring once again to Fig. 1, the constant current source unit 220 and the both ends of the first electrode 213 are electrically connected with, so as to institute
State constant current source unit 220 and form a closed-loop path with the first electrode 213.The signal gathering unit 230 is electrically connected with
Between one end of the first electrode 213 and one end of the second electrode 214, dropped for detecting warp stop sheet 101 in institute
State on stop over bar 210 by the first electrode 213 divide for two parts when wherein any part voltage signal.First electricity
Pole 213, second electrode 214 and the signal gathering unit 230 connection end can in the same side of the warp stop sheet 101,
Can not be in the same side of the warp stop sheet 101.The signal gathering unit 230 electrically connects with the processing and control element (PCE) 240
Connect, the voltage signal that the processing and control element (PCE) 240 gathers according to the signal gathering unit 230 obtains the warp stop sheet 101
Position in the first electrode 213, to realize the disconnected detection through position.
Fig. 3 is refer to, Fig. 3 is the disconnected schematic diagram through position detecting device 200 that the utility model preferred embodiment provides
Two.Described break can also include switch element 250 through position detecting device 200, and the constant current source unit 220 can include electricity
Source 221 and process circuit 223.
In the present embodiment, the switch element 250 is electrically connected with the processing and control element (PCE) 240.The switch is single
Member 250 can include first switch 251, and the first switch 251 is normal open switch.The process circuit 223 and described first
The both ends of electrode 213 are electrically connected with.The warp stop sheet 101 drops when on stop over bar 210, the processing and control element (PCE) 240 to
Switch element 250 sends control instruction so that the first switch 251 closes.The first switch that the power supply 221 passes through closure
251 are electrically connected with the process circuit 223.The process circuit 223 is handled the voltage that power supply 221 provides, and is obtained
The electric current of constant size.The electric current of the constant size is in the loop that the process circuit 223 and the first electrode 213 are formed
Middle flowing.
Refer to Fig. 4 and Fig. 3, Fig. 4 is the disconnected through position Cleaning Principle schematic diagram of the utility model preferred embodiment offer.
The first electrode 213 includes A, B both ends, and the second electrode 214 includes C, D both ends.Due in actual production, the stop over
It is covered with warp stop sheet 101 on bar 210, therefore can only be at the both ends of stop over bar 210 (such as A end points, B ends during measurement voltage signal
Point, C-terminal point and D end points etc. are close to the place of end points).
In the embodiment of the present embodiment, two signal input parts of the signal gathering unit 230 respectively with it is described
The A end points of first electrode 213, the C-terminal point of the second electrode 214 are electrically connected with.Length is LHThe quilt of the first electrode 213
Warp stop sheet 101 divides is divided into L for lengthX、LYTwo parts.R in figureC1、RC2For warp stop sheet 101 respectively with first electrode 213, second
The contact resistance of electrode 214, RWFor the self-resistance of warp stop sheet 101, R1X、R1YLength L is corresponded to respectively for first electrode 213XAnd LY
When resistance, R2X、R2YLength L is corresponded to respectively for second electrode 214XAnd LYWhen resistance.R1 is in signal gathering unit 230
Conductor resistance and contact resistance when voltmeter is connected with A end points, r2 are conductor resistance of voltmeter when being connected with C points and contacted
Resistance, r3, r4 are respectively the conductor resistance and contact resistance sum when constant current source unit 220 is connected with A, B end points.Wherein, it is empty
The R that line is drawnC1、RW、RC2Represent certain position of moment warp stop sheet 101 on stop over bar 210.
Because the electric current that constant current source unit 220 provides is constant current IS, while voltmeter internal resistance is very big, therefore signal is adopted
Unit 230 measures A to collection, the voltage of C-terminal point is R1XThe voltage at both ends.When warp stop sheet 101 drops in dotted line position, measurement side
Method is same as above, to obtain the electric current I of constant sizeSFlow through the electricity between the both ends of first electrode 213 during the first electrode 213
Pressure, and handled and preserved.According to the length L of first electrode 213H, first electrode 213 voltage and R1XThe voltage at both ends,
L can be obtainedXValue.
Fig. 5 is refer to, Fig. 5 is the block diagram of the signal gathering unit 230 shown in Fig. 3.The signal acquisition list
Member 230 can include signal acquisition subelement 231 and signal amplification subelement 233.
The signal acquisition subelement 231 is electrically connected with signal amplification subelement 233.Signal acquisition is single
Member 231 can be the voltage being connected in Fig. 4 between one end of the first electrode 213 and one end of the second electrode 214
Table.The signal acquisition subelement 231 is based on the above-mentioned measuring principle acquisition warp stop sheet 101 and dropped in the stop over bar
On 210 by the first electrode 213 divide for two parts when wherein any part magnitude of voltage.
The magnitude of voltage that the signal acquisition subelement 231 gathers is amplified processing by the signal amplification subelement 233
Obtain the first amplification magnitude of voltage.Wherein, the magnitude of voltage is amplified to volt level by the signal amplification subelement 233, so that
Processing and control element (PCE) 240 is calculated to break and is unaffected through position.The signal amplification subelement 233 includes amplifier,
The amplifier can be the instrument amplifiers such as INA128, AD620.
In the present embodiment, the signal acquisition subelement 231 can also include analog-to-digital conversion subelement 235, the mould
Number conversion subunit 235 and the signal amplification electrical connection of subelement 233.The analog-to-digital conversion subelement 235 is used for institute
The first amplification magnitude of voltage that signal amplification subelement 233 is sent is stated to be converted to data signal and be sent to the processing and control element (PCE)
240。
In the present embodiment, the length L of first electrode 213 is previously stored with the processing and control element (PCE) 240HAnd
The voltage signal between the both ends of first electrode 213 is entered when the electric current of the constant size flows through the first electrode 213
The second amplification magnitude of voltage that row processing obtains.The processing and control element (PCE) 240 is according to the length L of first electrode 213H, first
L is calculated in amplification magnitude of voltage and the second amplification magnitude of voltageX, so as to obtain the warp stop sheet 101 in the first electrode 213
Position.
Fig. 6 is refer to, Fig. 6 is the disconnected schematic diagram through position detecting device 200 that the utility model preferred embodiment provides
Three.Described break can also include photoelectric coupling unit for promoting inhibition 260 through position detecting device 200.The processing and control element (PCE) 240 via
The photoelectric coupling unit for promoting inhibition 260 and one end of the second electrode 214 are electrically connected with.Wherein, the photoelectric coupling unit for promoting inhibition 260 with
The connection end of second electrode 214 can be the D end points in C-terminal point or figure in figure.Preferably, in the present embodiment, institute
It is the D end points in figure to state photoelectric coupling unit for promoting inhibition 260 and the connection end of second electrode 214.
The photoelectric coupling unit for promoting inhibition 260 occur it is disconnected through when via the power supply 221, first electrode 213, warp stop sheet 101,
When second electrode 214, photoelectric coupling unit for promoting inhibition 260 and the processing and control element (PCE) 240 form loop, the photoelectric coupling is being flowed through
Send and break through signal to the processing and control element (PCE) 240 under the function of current of unit 260.The photoelectric coupling unit for promoting inhibition 260 is also used
In the power supply 221 and the processing and control element (PCE) 240 are carried out into electrical isolation, prevent that power supply 221 is single to the processing control
Member 240 is disturbed.
In the present embodiment, the switch element 250 can also include the switch of second switch 252 and the 3rd 253.Wherein,
The switch of second switch 252 and the 3rd 253 is normally closed switch.The processing and control element (PCE) 240 detect whether it is disconnected through when, control
The closure of the switch of second switch 252 and the 3rd 253 of the switch element 250 is made, the power supply 221 is passed through the second switch
252 are electrically connected with one end of the first electrode 213, and the photoelectric coupling unit for promoting inhibition 260 passes through the described 3rd switch 253 and institute
The one end for stating second electrode 214 is electrically connected with.Thus, occur it is disconnected through when, the photoelectric coupling unit for promoting inhibition 260 disconnected will be sent out through signal
Give the processing and control element (PCE) 240.
In the present embodiment, the switch element 250 is relay.The relay includes two normally-closed contacts and one
Normally opened contact, normally-closed contact and normally opened contact are interlocked relationship.When break after testing, two normally-closed contacts keep closing
Close, the normally opened contact remains open；Broken detected through position when, two normally-closed contacts remain open, it is described often
Contact is opened to remain closed.Thus, described break not only can accurately obtain whether current warp thread breaks through position detecting device 200
Through；And occur it is disconnected through when, can also accurately obtain the position of disconnected warp, be easy to staff according to it is disconnected carry out through position it is corresponding
Processing.In addition, due to be occur it is disconnected through when, just have electric current by avoiding first electricity in the first electrode 213
Pole 213 generates heat because of long-time galvanization, and then causes the affected situation of voltage signal of measurement to occur.
The present embodiment additionally provides a kind of loom, and the loom includes above-mentioned break through position detecting device 200.It is described to knit
Machine can accurately detect whether to occur disconnected warp, and it is disconnected through when accurately measure the position of disconnected warp.
In summary, the utility model provides a kind of disconnected through position detecting device and loom.Disconnected detected through position fills
Put and be applied to loom, the loom includes inserting the menopause tablet on warp thread.Described device includes being arranged on below warp stop sheet
Stop over bar, constant current source unit, signal gathering unit and processing and control element (PCE), the stop over bar include first electrode and the second electricity
Pole.Occur it is disconnected through when, the constant current source unit and the both ends of the first electrode are electrically connected with, so that the constant current source unit
A closed-loop path is formed with the first electrode.The warp stop sheet drops is divided into two on stop over bar by the first electrode
Point, the signal gathering unit is connected between one end of first electrode and one end of second electrode, wherein any to detect
The voltage signal of a part.The voltage signal that the processing and control element (PCE) gathers according to the signal gathering unit being electrically connected
Obtain the position of the warp stop sheet on the first electrode, thus, it is described it is disconnected obtained through position detecting device resolve through standard
True position.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
1. one kind is disconnected through position detecting device, applied to loom, the loom includes inserting the warp stop sheet on warp thread, its feature
It is, described device includes constant current source unit, signal gathering unit, processing and control element (PCE) and is arranged on below the warp stop sheet
Stop over bar, the stop over bar include first electrode and second electrode,
The constant current source unit and the both ends of the first electrode are electrically connected with, so that the constant current source unit and the described first electricity
Pole forms a closed-loop path；
The signal gathering unit is electrically connected between one end of the first electrode and one end of the second electrode, is used for
Detect the warp stop sheet drop the first electrode is being divided into two parts on the stop over bar when wherein any part
Voltage signal；
The signal gathering unit is electrically connected with the processing and control element (PCE)；
The voltage signal that the processing and control element (PCE) is gathered according to the signal gathering unit obtains the warp stop sheet described the
Position on one electrode, to realize the disconnected detection through position.
2. device according to claim 1, it is characterised in that be provided between the first electrode and the second electrode
Insulating barrier, the first electrode are made up of the constant material of unit length resistance, and the resistance per unit length is 5~200 Ω/m.
3. device according to claim 1, it is characterised in that described device also includes switch element, the constant-current source list
Member includes power supply and process circuit,
The switch element is electrically connected with the processing and control element (PCE), and the switch element includes first switch, wherein, it is described
First switch is normal open switch；
The process circuit and the both ends of the first electrode are electrically connected with；
The processing and control element (PCE) drops when on the stop over bar, by controlling switch unit Suo Shu in the warp stop sheet
First switch is closed, and the power supply is electrically connected with by the first switch and the process circuit, and the process circuit is by institute
State after the voltage that power supply provides handles the electric current for constant size and flow through time that the process circuit is formed with the first electrode
Road.
4. device according to claim 3, it is characterised in that the signal gathering unit include signal acquisition subelement and
Signal amplifies subelement,
The signal acquisition subelement is electrically connected with signal amplification subelement；
The signal acquisition subelement is connected between one end of the first electrode and one end of the second electrode, for obtaining
The warp stop sheet drop the first electrode is being divided into two parts on the stop over bar when wherein any part electricity
Pressure value；
The signal, which amplifies subelement and the magnitude of voltage that the signal acquisition subelement gathers is amplified into processing obtains first, to be put
Big magnitude of voltage.
5. device according to claim 4, it is characterised in that it is single that the signal gathering unit also includes analog-to-digital conversion
Member,
The analog-to-digital conversion subelement and the signal amplification subelement and the processing and control element (PCE) are electrically connected with, for by institute
The first amplification magnitude of voltage that signal amplification subelement is sent is stated to be converted to data signal and be sent to the processing and control element (PCE).
6. device according to claim 5, it is characterised in that described first is previously stored with the processing and control element (PCE)
Electrode length and when the electric current of the constant size flows through the first electrode by the voltage between the first electrode both ends
Signal is handled the second obtained amplification magnitude of voltage, and the processing and control element (PCE) is according to the described first amplification magnitude of voltage, second
Amplification magnitude of voltage and the first electrode length obtain the position of the warp stop sheet on the first electrode.
7. device according to claim 3, it is characterised in that described device also includes photoelectric coupling unit for promoting inhibition,
The processing and control element (PCE) is electrically connected with via one end of the photoelectric coupling unit for promoting inhibition and the second electrode；
The photoelectric coupling unit for promoting inhibition occur it is disconnected through when via the power supply, first electrode, warp stop sheet, second electrode, photoelectricity coupling
When closing unit and processing and control element (PCE) formation loop, disconnected warp is sent in the case where flowing through the function of current of the photoelectric coupling unit for promoting inhibition
Signal gives the processing and control element (PCE), and the photoelectric coupling unit for promoting inhibition is additionally operable to carry out the power supply and the processing and control element (PCE)
Electrical isolation.
8. device according to claim 7, it is characterised in that the switch element is also opened including second switch and the 3rd
Close, wherein, the second switch and the 3rd switch are normally closed switch,
The power supply is electrically connected with by one end of the second switch and the first electrode, and the photoelectric coupling unit for promoting inhibition passes through
3rd switch is electrically connected with one end of the second electrode, the photoelectric coupling unit for promoting inhibition detect occur it is disconnected through when,
By disconnected the processing and control element (PCE) is sent to through signal.
9. device according to claim 3, it is characterised in that the switch element is relay.
10. a kind of loom, it is characterised in that the loom includes breaking described in any one in claim 1-9 and examined through position
Survey device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720241711.7U CN206635502U (en) | 2017-03-13 | 2017-03-13 | Break through position detecting device and loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720241711.7U CN206635502U (en) | 2017-03-13 | 2017-03-13 | Break through position detecting device and loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206635502U true CN206635502U (en) | 2017-11-14 |
Family
ID=60249122
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720241711.7U Expired - Fee Related CN206635502U (en) | 2017-03-13 | 2017-03-13 | Break through position detecting device and loom |
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| Country | Link |
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| CN (1) | CN206635502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106757708A (en) * | 2017-03-13 | 2017-05-31 | 盐城工业职业技术学院 | Cracked ends position detecting device and loom |
-
2017
- 2017-03-13 CN CN201720241711.7U patent/CN206635502U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106757708A (en) * | 2017-03-13 | 2017-05-31 | 盐城工业职业技术学院 | Cracked ends position detecting device and loom |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171114 |