CN109989162A - A kind of optional adjustable high speed loom warp tension transmitter of output - Google Patents
A kind of optional adjustable high speed loom warp tension transmitter of output Download PDFInfo
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- CN109989162A CN109989162A CN201910390676.9A CN201910390676A CN109989162A CN 109989162 A CN109989162 A CN 109989162A CN 201910390676 A CN201910390676 A CN 201910390676A CN 109989162 A CN109989162 A CN 109989162A
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 27
- 230000005611 electricity Effects 0.000 claims description 13
- 239000000919 ceramic Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000006837 decompression Effects 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000005868 electrolysis reaction Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
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- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000007812 deficiency Effects 0.000 description 1
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Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D49/00—Details or constructional features not specially adapted for looms of a particular type
- D03D49/04—Control of the tension in warp or cloth
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Amplifiers (AREA)
Abstract
The invention discloses a kind of optional adjustable high speed loom warp tension transmitters of output, including power circuit, sensor signal amplifying circuit, output signal conversion circuit, input terminal, output terminal and output selection terminal；Input terminal connects tension sensor；Input terminal connects sensor signal amplifying circuit；Sensor signal amplifying circuit connects the output selection end of output selection terminal；The electric current output selection termination output signal conversion circuit of output selection terminal, the voltage output end Vout of the voltage output selection termination output terminal of output selection terminal；Output signal conversion circuit meets the current output terminal Iout2 of output terminal.The output form of the transmitter can be adjusted by wire jumper and be converted, and the output selection end of output selection terminal is convenient and efficient for realizing wire jumper selection.In the case where interference is big, electric current output may be selected.It, can direct voltage output in interference hour.
Description
Technical field
The present invention relates to weaving-machine tension detection field, specifically a kind of optional adjustable high speed loom warp tension of output becomes
Send device.
Background technique
In the loom course of work, the detection of warp tension is of crucial importance, tension detection inaccuracy will will lead to disconnected warp and
It shuts down, influences production efficiency.Currently, tension detection is mainly detected by beam type tension sensor, and will be sensed by tension transmitter
Device output signal is converted to normal voltage or current signal output, so that controller receives tension signal.And current tension becomes
It send device to be generally simple voltage output or electric current output, the adjusting of voltage and current output can not be carried out according to specific needs.
The document of application number 201810386846.1 discloses a kind of tension transmitter for pole wire tensile measurer, the tension
The circuit of transmitter has many advantages, such as high-gain, zero can float calibration, strong interference immunity, but its output is single, can only output voltage
Signal.
Summary of the invention
In view of the deficiencies of the prior art, the technical issues of present invention intends to solve is to provide a kind of optional adjustable height of output
Fast loom warp tension transmitter.
The technical solution that the present invention solves the technical problem is to provide a kind of optional adjustable high speed loom warp thread of output
Tension transmitter, it is characterised in that the transmitter includes power circuit, sensor signal amplifying circuit, output signal conversion electricity
Road, input terminal, output terminal and output selection terminal；Input terminal connects tension sensor；The signal input part of input terminal
IN+ and signal input part IN- connect sensor signal amplifying circuit respectively；Sensor signal amplifying circuit connects output selection terminal
Output selection end；The electric current output selection termination output signal conversion circuit of output selection terminal, the voltage of output selection terminal
The voltage output end Vout of output selection termination output terminal；Output signal conversion circuit connects the current output terminal of output terminal
Iout2；The current output terminal Iout1 of output terminal meets the power input VCC of input terminal；It is defeated when selecting electric current output
Connect between the current output terminal Iout1 and current output terminal Iout2 of terminal out one for decompression resistance；Power module with
Output signal conversion circuit is powered by the power input VCC and power ground of input terminal；Sensor signal amplifying circuit is by electricity
The power input VCC of source module and input terminal power supply.
Compared with prior art, the beneficial effects of the invention are that:
1, the output form of the transmitter can be adjusted by wire jumper and be converted, and the output of output selection terminal selects end pin
It is convenient and efficient for realizing wire jumper selection.In the case where interference is big, electric current output may be selected.It, can be directly electric in interference hour
Pressure output.
2, according to different input requirements, output voltage and the output of the transmitter can be adjusted by accurate adjustable potentiometer
The size of electric current.
3, adaptation input range is big, can cooperate the tension sensor of a variety of different ranges, can be according to sensor input signal
Size adjust amplification factor.
Detailed description of the invention
Fig. 1 is the working principle flow chart of an embodiment of the present invention；
Fig. 2 is the power circuit principle figure of an embodiment of the present invention；
Fig. 3 is the sensor signal amplifying circuit schematic diagram of an embodiment of the present invention；
Fig. 4 is the output signal conversion circuit schematic diagram of an embodiment of the present invention；
Specific embodiment
Specific embodiments of the present invention are given below.Specific embodiment is only used for that present invention be described in more detail, unlimited
The protection scope of the claim of this application processed.
The present invention provides a kind of optional adjustable high speed loom warp tension transmitter of output (abbreviation transmitter, referring to
Fig. 1-4), it is characterised in that the transmitter include power circuit 1, sensor signal amplifying circuit 2, output signal conversion circuit 3,
Input terminal 4, output terminal 5 and output selection terminal 6；Input terminal 4 connects tension sensor；The signal of input terminal 4 inputs
End IN+ and signal input part IN- connects the IN+ pin and IN- pin of sensor signal amplifying circuit 2 respectively；Sensor signal is put
Big circuit 2 connects the output selection end of output selection terminal 6；The electric current output selection termination output signal of output selection terminal 6 turns
Change circuit 3, the voltage output end Vout of the voltage output selection termination output terminal 5 of output selection terminal 6；Output signal conversion
Circuit 3 meets the current output terminal Iout2 of output terminal 5；The current output terminal Iout1 of output terminal 5 connects the power supply of input terminal 4
Input terminal VCC；When selecting electric current output, root between the current output terminal Iout1 and current output terminal Iout2 of output terminal 5
According to need to connect one for decompression resistance so that electric current, after resistance, resistance both ends have voltage difference V=I*R；Electricity
Source module 1 and output signal conversion circuit 3 are powered by the power input VCC and power ground of input terminal 4；Sensor signal is put
Big circuit 2 is powered by the VOUT pin of power module 1 and the power input VCC of input terminal 4.
The power circuit 1 is made of electric pressure converter and its peripheral circuit；Sensor signal amplifying circuit 2 is put by instrument
Big device and its peripheral circuit composition；Output signal conversion circuit 3 is made of operational amplifier and its peripheral circuit；The input terminal
Son 4 includes four pins, specially power input VCC, signal input part IN+, signal input part IN- and power ground；It is described
Output terminal 5 include four pins, specially current output terminal Iout1, current output terminal Iout2, voltage output end Vout and
Power ground；The output selection terminal 6 includes three pins, and specially output selection end, electric current output selection end and voltage are defeated
End is selected out；Electric pressure converter uses ICL7662 chip；Instrument amplifier uses AD624 chip；Operational amplifier uses
LM324 chip；
The V+ pin of the electric pressure converter meets the power input VCC of input terminal 4, and series connection ceramic disc capacitor C4 is followed by
Ground；The CAP+ pin of electric pressure converter connects the anode of electrolytic capacitor C1, and the CAP- pin of electric pressure converter connects electrolytic capacitor C1's
Cathode；The GND pin of electric pressure converter is grounded；After electrolytic capacitor C2 parallel connection ceramic disc capacitor C3, the cathode of electrolytic capacitor C2 connects electricity
The VOUT pin of pressure converter, plus earth；Other pins are vacant；
The signal input part IN+ and signal input part IN- of input terminal 4 connect the differential wave of tension sensor；Instrument is put
The IN+ pin and IN- pin of big device meet the signal input part IN+ and signal input part IN- of input terminal 4 respectively；Gain adjustment
Resistance R2 mono- terminates the RG2 pin of instrument amplifier, and (the present embodiment is the one end gain setting resistor R2 to another termination RG1 pin
The RG2 pin of instrument amplifier is connect, resistance adjustment terminates RG1 pin)；Zero-regulator resistor R1 is series at two INPUT NULL pins
Between, resistance adjustment terminates the power input VCC of input terminal 4, and resistance adjustment terminates the power input of input terminal 4
The effect of VCC is to change the power input VCC of the adjustable input terminal 4 in position at resistance adjustment end on two pins
Partial pressure, achievees the purpose that zeroing；The Ref pin of instrument amplifier is grounded；+ Vs the pin of instrument amplifier connects input terminal 4
Power input VCC ,-Vs pin connects the VOUT pin of electric pressure converter；The OUT pin of instrument amplifier connects instrument amplifier
SENSE pin, then series filtering resistance R7；Filter resistance R7 connects the output selection end of output selection terminal 6, then filter in parallel
Wave capacitor C5, filter capacitor C5 ground connection；
The both ends of output resistance R5 are connected the OUT1 pin of operational amplifier and the base stage of triode Q1 respectively；Negative-feedback electricity
It connects respectively the emitter of triode Q1 and the IN1- pin of operational amplifier at the both ends of resistance R4；The collector of triode Q1 connects defeated
The current output terminal Iout2 of terminal 5 out；Input resistance R3 connect respectively at both ends operational amplifier IN1+ pin and output selection
The electric current output selection end of terminal 6；Export the one end current regulating resistance R6 ground connection, emitter (this of another termination triode Q1
Embodiment is that output one end current regulating resistance R6 ground connection, resistance adjustment terminates the emitter of triode Q1)；Operational amplifier
VCC pin connect the power input VCC of input terminal 4, GND pin ground connection；Other pins are vacant；
The current output terminal Iout1 of output terminal 5 meets the power input VCC of input terminal 4；When selection electric current output
When, connect as needed between the current output terminal Iout1 and current output terminal Iout2 of output terminal 5 one for decompression
Resistance, so that electric current, after resistance, resistance both ends have voltage difference V=I*R；The voltage output end Vout of output terminal 5
Connect the voltage output selection end of output selection terminal 6；All power grounds and chip ground pin are altogether；
Power module 1 and output signal conversion circuit 3 are powered by the power input VCC and power ground of input terminal 4；It passes
Sensor signal amplifying circuit 2 is powered by the VOUT pin of power module 1 and the power input VCC of input terminal 4.
Zero-regulator resistor R1 and gain setting resistor R2 is the accurate adjustable potentiometer of resistance value 10K；Input resistance R3 and filtering
Resistance R7 is 10K Chip-R, and negative feedback resistor R4 and output resistance R5 are resistance value 1K Chip-R；Export current regulating resistance
R6 is the accurate adjustable potentiometer of resistance value 2K；Electrolytic capacitor C1 and electrolytic capacitor C2 is the electrolytic capacitor of 10 μ F, ceramic disc capacitor C3
The ceramic disc capacitor for being 4.7 μ F with C4；Filter capacitor C5 is the ceramic disc capacitor of 1 μ F；Triode Q1 is NPN type triode；
This tension transmitter is suitable for exporting as differential wave and output signal and the linear tension of suffered tension
Sensor.The power ground of tension transmitter and the power ground of tension sensor be altogether when use.
The working principle of the invention and workflow are:
Principle: the differential wave of tension sensor passes through the signal input part IN+ and signal input part IN- of input terminal 4
Input is amplified by sensor signal amplifying circuit 2 and is filtered, if selected by the output that wire jumper connects output selection terminal 6
End selects end with voltage output, then by the voltage output end Vout output voltage signal of output terminal 5.If connected by wire jumper
The output selection end of output selection terminal 6 and electric current output selection end, signal run past output signal conversion circuit 3 and are converted to
Current signal is exported by the current output terminal Iout1 of output terminal 5 and the current output terminal Iout2 of output terminal 5.Work as selection
When electric current exports, a resistance of connecting as needed between the current output terminal Iout1 and current output terminal Iout2 of output terminal 5
(resistance generation pressure drop), the current output terminal Iout1 by output terminal 5 is flowed through the electricity of institute's connecting resistance to output terminal 5 by electric current
Flow output end Iout2.
Process: in use, returning to zero first, in tension sensor zero load, by the resistance for adjusting zero-regulator resistor R1
The position of adjustable side changes the resistance between resistance adjustment end and two INPUT NULL pins, is detected by equipment such as multimeters
Voltage between the output selection end and power ground of output selection terminal 6, is detected as 0V and then returns to zero success.Zeroing electricity is kept later
It is constant to hinder R1.
In the case where the transmission range of signal is short, it is suitble to use voltage signal, output selection terminal 6 is connected by wire jumper
Output selection end and output selection terminal 6 voltage output select end, that is, may be selected voltage output.When the distance of signal transmission
It is longer, it is suitble to export using electric current, then end and output selection terminal 6 is selected by the output that wire jumper connects output selection terminal 6
Electric current output selection end, between the current output terminal Iout1 of output terminal 5 and the current output terminal Iout2 of output terminal 5 i.e.
Exportable current signal；
It can be the gain size of the output regulation meter amplifier of tension sensor according to load, so that output signal is one
In a suitable range.Output voltage size is Vout=[(IN+)-(IN-)] × G, and wherein Vout is voltage output end Vout
Voltage between power ground, IN+ are the voltage between the signal input part IN+ and power ground of input terminal 4, and IN- is input
Voltage between the signal input part IN- and power ground of terminal 4, G are the gain of instrument amplifier.
By adjusting position, that is, adjustable instrument amplifier gain size at the resistance adjustment end of gain setting resistor R2,
So as to adjust output voltage size, formula R2=40000/ (G-1), wherein G is the gain of instrument amplifier, R2For gain
It adjusts resistance R2 and is connected to the effective resistance between the RG1 pin of instrument amplifier and RG2 pin.Export current regulating resistance R6
Adjustable output size of current, formula I=Vout/R6.Wherein I is current output terminal Iout1 and the output of output terminal 5
The electric current flowed through between the current output terminal Iout2 of terminal 5, voltage of the Vout between voltage output end Vout and power ground,
R6The effective resistance between triode Q1 and power ground is connected to for output current regulating resistance R6.Gain adjustment electricity is adjusted simultaneously
Hindering R2 and output current regulating resistance R6 can more flexible adjusting output electric current.
The present invention does not address place and is suitable for the prior art.
Claims (5)
1. a kind of optional adjustable high speed loom warp tension transmitter of output, it is characterised in that the transmitter includes power supply electricity
Road, sensor signal amplifying circuit, output signal conversion circuit, input terminal, output terminal and output selection terminal；Input terminal
Son connects tension sensor；The signal input part IN+ and signal input part IN- of input terminal connect sensor signal amplification electricity respectively
Road；Sensor signal amplifying circuit connects the output selection end of output selection terminal；The electric current output selection end of output selection terminal
Meet output signal conversion circuit, the voltage output end Vout of the voltage output selection termination output terminal of output selection terminal；It is defeated
Signal conversion circuit meets the current output terminal Iout2 of output terminal out；The current output terminal Iout1 of output terminal connects input terminal
Power input VCC；When selecting electric current output, the current output terminal Iout1 and current output terminal Iout2 of output terminal it
Between series connection one for decompression resistance；Power module is with output signal conversion circuit by the power input VCC of input terminal
It powers with power ground；Sensor signal amplifying circuit is powered by the power input VCC of power module and input terminal.
2. the optional adjustable high speed loom warp tension transmitter of output according to claim 1, it is characterised in that described
Power circuit is made of electric pressure converter and its peripheral circuit；Sensor signal amplifying circuit is by instrument amplifier and its periphery electricity
Road composition；Output signal conversion circuit is made of operational amplifier and its peripheral circuit；The input terminal includes power input
Hold VCC, signal input part IN+, signal input part IN- and power ground；The output terminal includes current output terminal Iout1, electricity
Flow output end Iout2, voltage output end Vout and power ground；The output selection terminal includes output selection end, electric current output
End and voltage output is selected to select end；Electric pressure converter uses ICL7662 chip；Instrument amplifier uses AD624 chip；Operation
Amplifier uses LM324 chip；
The V+ pin of the electric pressure converter meets the power input VCC of input terminal, is grounded after series capacitance C4；Voltage conversion
The CAP+ pin of device connects the anode of capacitor C1, and the CAP- pin of electric pressure converter connects the cathode of capacitor C1；The GND of electric pressure converter
Pin ground connection；After capacitor C2 shunt capacitance C3, the cathode of capacitor C2 connects the VOUT pin of electric pressure converter, plus earth；Other
Pin is vacant；
The signal input part IN+ and signal input part IN- of input terminal connect tension sensor；The IN+ pin of instrument amplifier with
IN- pin meets the signal input part IN+ and signal input part IN- of input terminal respectively；Resistance R2 mono- terminates instrument amplifier
RG2 pin, another termination RG1 pin；Resistance R1 is series between two INPUT NULL pins, and resistance adjustment terminates input terminal
The power input VCC of son；The Ref pin of instrument amplifier is grounded；+ Vs the pin of instrument amplifier connects the power supply of input terminal
Input terminal VCC ,-Vs pin connects the VOUT pin of electric pressure converter；The OUT pin of instrument amplifier connects instrument amplifier
SENSE pin, then series resistance R7；Resistance R7 connects the output selection end of output selection terminal, then shunt capacitance C5, capacitor
C5 ground connection；
The both ends of resistance R5 are connected the OUT1 pin of operational amplifier and the base stage of triode Q1 respectively；Distinguish at the both ends of resistance R4
The emitter of series connection triode Q1 and the IN1- pin of operational amplifier；The electric current that the collector of triode Q1 connects output terminal is defeated
Outlet Iout2；Resistance R3 connect respectively at both ends operational amplifier IN1+ pin and output selection terminal electric current output selection
End；The one end resistance R6 ground connection, the emitter of another termination triode Q1；The VCC pin of operational amplifier connects the electricity of input terminal
Source input terminal VCC, GND pin ground connection；Other pins are vacant；
All power grounds and chip ground pin are altogether；
Power module and output signal conversion circuit are powered by the power input VCC and power ground of input terminal；Sensor letter
Number amplifying circuit is powered by the VOUT pin of power module and the power input VCC of input terminal.
3. the optional adjustable high speed loom warp tension transmitter of output according to claim 2, it is characterised in that resistance
R1 and resistance R2 is the accurate adjustable potentiometer of resistance value 10K；Resistance R3 and resistance R7 is 10K Chip-R, resistance R4 and resistance
R5 is resistance value 1K Chip-R；Resistance R6 is the accurate adjustable potentiometer of resistance value 2K；Capacitor C1 and capacitor C2 is the electrolysis of 10 μ F
Capacitor, capacitor C3 and C4 are the ceramic disc capacitor of 4.7 μ F；Capacitor C5 is the ceramic disc capacitor of 1 μ F；Triode Q1 is NPN type triode.
4. the optional adjustable high speed loom warp tension transmitter of output according to claim 2, it is characterised in that resistance
R2 mono- terminates the RG2 pin of instrument amplifier, and resistance adjustment terminates RG1 pin.
5. the optional adjustable high speed loom warp tension transmitter of output according to claim 2, it is characterised in that resistance
The one end R6 ground connection, resistance adjustment terminate the emitter of triode Q1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910390676.9A CN109989162B (en) | 2019-05-10 | 2019-05-10 | Output-selectable and adjustable high-speed loom warp tension transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910390676.9A CN109989162B (en) | 2019-05-10 | 2019-05-10 | Output-selectable and adjustable high-speed loom warp tension transducer |
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| Publication Number | Publication Date |
|---|---|
| CN109989162A true CN109989162A (en) | 2019-07-09 |
| CN109989162B CN109989162B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910390676.9A Active CN109989162B (en) | 2019-05-10 | 2019-05-10 | Output-selectable and adjustable high-speed loom warp tension transducer |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040135566A1 (en) * | 2003-01-10 | 2004-07-15 | Intersil Americas Inc. | Multiphase converter controller using single gain resistor |
| CN2627023Y (en) * | 2003-06-11 | 2004-07-21 | 常州市第八纺织机械厂 | Tension control device for beaming machine |
| CN201259454Y (en) * | 2008-09-09 | 2009-06-17 | 南京中船绿洲机器有限公司 | Annular constant pressure sensor for electric mooring winch |
| CN201614445U (en) * | 2010-01-27 | 2010-10-27 | 华南理工大学 | Automatic control device for creel tension of warping machine |
| CN210506685U (en) * | 2019-05-10 | 2020-05-12 | 江苏科瑞德智控自动化科技有限公司 | High-speed loom warp tension transmitter with optional and adjustable output |
-
2019
- 2019-05-10 CN CN201910390676.9A patent/CN109989162B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040135566A1 (en) * | 2003-01-10 | 2004-07-15 | Intersil Americas Inc. | Multiphase converter controller using single gain resistor |
| CN2627023Y (en) * | 2003-06-11 | 2004-07-21 | 常州市第八纺织机械厂 | Tension control device for beaming machine |
| CN201259454Y (en) * | 2008-09-09 | 2009-06-17 | 南京中船绿洲机器有限公司 | Annular constant pressure sensor for electric mooring winch |
| CN201614445U (en) * | 2010-01-27 | 2010-10-27 | 华南理工大学 | Automatic control device for creel tension of warping machine |
| CN210506685U (en) * | 2019-05-10 | 2020-05-12 | 江苏科瑞德智控自动化科技有限公司 | High-speed loom warp tension transmitter with optional and adjustable output |
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| CN109989162B (en) | 2024-02-23 |
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