CN210981168U - Enameled wire thickness detection device - Google Patents
Enameled wire thickness detection device Download PDFInfo
- Publication number
- CN210981168U CN210981168U CN201922078016.5U CN201922078016U CN210981168U CN 210981168 U CN210981168 U CN 210981168U CN 201922078016 U CN201922078016 U CN 201922078016U CN 210981168 U CN210981168 U CN 210981168U
- Authority
- CN
- China
- Prior art keywords
- signal
- resistor
- enameled wire
- infrared sensor
- box
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
The utility model discloses an enameled wire thickness detection device, including lead box and control box, lead box bottom both ends set up a leading wheel respectively, and the top sets up the gyro wheel in and is located two leading wheels in the lead box, is provided with infrared sensor directly over the gyro wheel; the control box sets up top outside the lead wire box, including controller, signal amplification filter circuit, signal conditioning stabilizing circuit and alarm, the utility model discloses an infrared sensor carries out the distance detection to the enameled wire on the gyro wheel, changes according to infrared sensor signal output change judgement enameled wire thickness, and signal amplification filter circuit carries out the steady amplification to infrared sensor's output signal to effectively guarantee thickness testing result's accuracy nature, adopt signal conditioning stabilizing circuit to carry out the fortune to the detected signal and put the capacitance compensation and adjust, guarantee the validity of detected result, device simple structure, detect safe and reliable, good stability has fine practical value and development value.
Description
Technical Field
The utility model relates to an enameled wire production detects technical field, especially relates to an enameled wire thickness detection device.
Background
The enameled wire is a main raw material of products such as a motor, an electric appliance, a household electric appliance and the like and consists of a conductor and an insulating layer. In the production process of the enameled wire, the thickness of the enameled wire needs to be detected so as to ensure the integrity of the insulating layer. For example, application number 2017201206852, the name is a coiling detection device for enameled wire production, and its technical scheme adopts thickness detection assembly, and when appearing the thickness inhomogeneous, movable roller can be moved to promote the guide arm, start micro-gap switch, let the alarm send the warning. But the mechanical structure of the composite material is easy to age and damage after long-term use and has poor stability. For another example, the application number is 2014106197600, which is named as an enameled wire surface paint film thickness online detection system, and the technical scheme is that a discharge assembly is adopted to apply voltage on an enameled wire, and a detection acquisition assembly is used for acquiring and detecting the voltage, so that the measurement and calculation of the paint film thickness of the enameled wire are realized. The technical scheme not only consumes more electric energy, but also brings certain potential safety hazard. Therefore, the scheme aims to provide a safe and stable enameled wire thickness detection device.
So the utility model provides a new scheme to solve the problem.
SUMMERY OF THE UTILITY MODEL
To the above situation, in order to overcome the defects of the prior art, an object of the present invention is to provide an enameled wire thickness detection device.
The technical scheme for solving the problem is as follows: the enameled wire thickness detection device comprises a lead box and a control box, wherein two ends of the bottom in the lead box are respectively provided with a guide wheel, a roller is arranged at the top in the lead box and between the two guide wheels, and an infrared sensor is arranged right above the roller; the control box sets up lead wire box top outside, including controller, signal amplification filter circuit, signal conditioning stabilizing circuit and alarm, infrared sensor's output signal loops through signal amplification filter circuit with signal conditioning stabilizing circuit handles the back and sends into in the controller, the controller is used for controlling alarm work.
Preferably, the signal amplification filter circuit comprises a triode T1 and a MOS transistor Q1, a base of the triode T1 and a gate of the MOS transistor Q1 are connected with one end of a resistor R1 and a signal output end of the infrared sensor through a capacitor C1, the other end of the resistor R1 is grounded, a drain of the MOS transistor Q1 is connected with a +12V power supply through a resistor R2, an emitter of the triode T1 is grounded through a resistor R3, a collector of the triode T1 and a source of the MOS transistor Q1 are connected with one end of an inductor L1, and the other end of the inductor L1 is connected with an input end of the signal regulation stabilizing circuit and is grounded through a capacitor C2.
Preferably, the signal regulating and stabilizing circuit includes an operational amplifier AR1, an inverting input terminal of the operational amplifier AR1 is connected to one ends of resistors R4 and R5 through a resistor R6, the other end of the resistor R4 is connected to an output terminal of the signal amplifying and filtering circuit, the other end of the resistor R5 is grounded, a non-inverting input terminal of the operational amplifier AR1 is grounded through a capacitor C3, the inverting input terminal of the operational amplifier AR1 is further connected to an output terminal of the operational amplifier AR1 through a capacitor C4, an output terminal of the operational amplifier AR1 is connected to one end of a resistor R7, a cathode of the zener diode DZ1 and an input terminal of the controller, and the other end of the resistor R7 is grounded in parallel with an anode of the zener diode DZ.
Preferably, the surface of the roller is provided with a groove matched with the size of the enameled wire.
Through the technical scheme, the beneficial effects of the utility model are that:
1. the utility model adopts the infrared sensor to carry out distance detection on the enameled wire on the roller, and judges the change of the thickness of the enameled wire according to the signal output change of the infrared sensor, has simple structure, safe and reliable detection and good stability, and has good practical value and development value;
2. adopt signal amplification filter circuit to carry out stable the amplifying to infrared sensor's output signal to utilize L C filtering to eliminate external clutter signal interference, effectively guarantee the accuracy nature of thickness testing result, adopt signal conditioning stabilizing circuit to carry out the compensation of operational amplifier capacitance to the detected signal and adjust, guarantee the validity of detected result.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the side position schematic diagram of the roller, the enameled wire and the infrared sensor of the utility model.
Fig. 3 is a schematic diagram of the signal amplification filter circuit of the present invention.
Fig. 4 is a schematic diagram of the signal conditioning and stabilizing circuit of the present invention.
In the figure: the method comprises the following steps of 1-lead box, 2-control box, 3-enameled wire, 4-guide wheel, 5-roller and 6-infrared sensor.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 4. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the enameled wire thickness detection device includes a lead box 1 and a control box 2, two ends of the bottom of the lead box 1 are respectively provided with a guide wheel 4, and the top of the lead box 1 is provided with a roller 5 located between the two guide wheels 4. In the actual production process, the enameled wire 3 after being sprayed passes through the bottom of the left guide wheel 4 to reach the top of the roller 5, then is wound to the bottom of the right guide wheel 4 and then is led out, and the enameled wire 3 is tightly attached to the top surface of the roller 5 by using the tension in the winding process. The surface of the roller 5 is provided with a groove matched with the size of the enameled wire 3, so that the enameled wire 3 is prevented from sliding off the roller 5.
An infrared sensor 6 is arranged right above the roller 5, the infrared sensor 6 is used for detecting the distance between the top of the enameled wire 3 on the roller 5 and the probe of the infrared sensor 6, and the change of the thickness of the enameled wire 3 is judged according to the change of the distance. The control box 2 is arranged at the top outside the lead box 1 and comprises a controller, a signal amplification filter circuit, a signal regulation stabilizing circuit and an alarm, an output signal of the infrared sensor 6 is processed by the signal amplification filter circuit and the signal regulation stabilizing circuit in sequence and then is sent into the controller, and the controller is used for controlling the alarm to work.
In order to ensure the accuracy of the thickness detection of the enameled wire 3, the output signal of the infrared sensor 6 is firstly processed by using a signal amplification filter circuit, as shown in fig. 3, the signal amplification filter circuit comprises a triode T1 and a MOS transistor Q1, the base of the triode T1 and the gate of the MOS transistor Q1 are connected with one end of a resistor R1 and the signal output end of the infrared sensor 6 through a capacitor C1, the other end of the resistor R1 is grounded, the drain of the MOS transistor Q1 is connected with a +12V power supply through a resistor R2, the emitter of the triode T1 is grounded through a resistor R3, the collector of the triode T1 and the source of the MOS transistor Q1 are connected with one end of an inductor L1, and the other end of an inductor L1 is connected with the input end of a signal regulation stabilizing circuit 39 2 and is.
The output signal of the infrared sensor 6 is coupled by a capacitor C1 and then sent into a combined amplifying tube formed by a triode T1 and an MOS tube Q1 for signal amplification, the triode T1 utilizes the common emitter amplification principle to rapidly amplify the signal, meanwhile, the MOS tube Q1 is adopted to stabilize the output signal of the collector of the triode T1, and the combined amplifying tube has good temperature characteristics, so that the stability of signal detection amplification is effectively ensured, the inductor L1 and the capacitor C2 form L C filtering to process the output signal of the combined amplifying tube, the detection interference of an external clutter signal on the infrared sensor 6 is effectively eliminated, and the accuracy of a thickness detection result is ensured.
As shown in fig. 4, the output signal of the signal amplifying and filtering circuit is sent to the signal adjusting and stabilizing circuit for further processing, the signal adjusting and stabilizing circuit includes an operational amplifier AR1, an inverting input terminal of the operational amplifier AR1 is connected to one end of resistors R4 and R5 through a resistor R6, the other end of the resistor R4 is connected to the output terminal of the signal amplifying and filtering circuit, the other end of the resistor R5 is grounded, a non-inverting input terminal of the operational amplifier AR1 is grounded through a capacitor C3, the inverting input terminal of the operational amplifier AR1 is further connected to the output terminal of the operational amplifier AR1 through a capacitor C4, the output terminal of the operational amplifier AR1 is connected to one end of the resistor R7, the cathode of the zener diode DZ1 and the input terminal of the controller, and the other end of the resistor R7 is.
When the insulating layer of the enameled wire 3 has the defect of discontinuity, the thickness of the enameled wire 3 is reduced, the distance between the top of the enameled wire 3 and the probe of the infrared sensor 6 is increased, and the output signal of the infrared sensor 6 is increased at the moment. Because the speed of the winding process of the enameled wire 3 is high, in order to guarantee the validity of the detection result, the output signal of the signal regulating and stabilizing circuit is sent into the operational amplifier AR1 to be regulated, wherein the capacitor C4 plays a role in feedback regulation in the operational amplifier process, so that the abnormal large signal detected in a short time is effectively compensated, and the validity of the detection result is effectively guaranteed. And finally, stabilizing the output signal of the operational amplifier AR1 through a voltage stabilizing diode DZ1, and sending the stabilized output signal into a controller, and controlling an alarm to perform early warning work when the controller receives the abnormal large signal.
To sum up, the utility model discloses an infrared sensor 6 carries out the distance detection to enameled wire 3 on the gyro wheel 5, changes according to the 6 signal output of infrared sensor and judges the change of 3 thickness of enameled wire, and the output signal of adopting signal amplification filter circuit to infrared sensor 6 is stabilized and is enlargied to utilize L C filtering to eliminate external clutter signal and disturb, effectively guarantee thickness testing result's accuracy nature, adopt signal conditioning stabilizing circuit to carry out the fortune to detected signal and put the electric capacity compensation and adjust, guarantee the validity of detected result the utility model discloses simple structure detects safe and reliable, and stability is good, has fine practical value and development value.
The above description is provided for further details of the present invention with reference to the specific embodiments, which should not be construed as limiting the present invention; to the utility model discloses affiliated and relevant technical field's technical personnel are based on the utility model discloses under the technical scheme thinking prerequisite, the extension of doing and the replacement of operating method, data all should fall within the utility model discloses within the protection scope.
Claims (4)
1. The utility model provides an enameled wire thickness detection device, includes lead wire box and control box, its characterized in that: two ends of the bottom in the lead box are respectively provided with a guide wheel, a roller is arranged at the top in the lead box and between the two guide wheels, and an infrared sensor is arranged right above the roller; the control box sets up lead wire box top outside, including controller, signal amplification filter circuit, signal conditioning stabilizing circuit and alarm, infrared sensor's output signal loops through signal amplification filter circuit with signal conditioning stabilizing circuit handles the back and sends into in the controller, the controller is used for controlling alarm work.
2. The enameled wire thickness detection device according to claim 1, wherein the signal amplification filter circuit comprises a triode T1 and a MOS transistor Q1, the base of the triode T1 and the gate of the MOS transistor Q1 are connected with one end of a resistor R1 and the signal output end of the infrared sensor through a capacitor C1, the other end of the resistor R1 is grounded, the drain of the MOS transistor Q1 is connected with a +12V power supply through a resistor R2, the emitter of the triode T1 is grounded through a resistor R3, the collector of the triode T1 and the source of the MOS transistor Q1 are connected with one end of an inductor L1, and the other end of the inductor L1 is connected with the input end of the signal regulation stabilizing circuit and is grounded through a capacitor C2.
3. The enameled wire thickness detection apparatus according to claim 2, wherein: the signal regulation and stabilization circuit comprises an operational amplifier AR1, the inverting input end of the operational amplifier AR1 is connected with one end of a resistor R4 and one end of a resistor R5 through a resistor R6, the other end of a resistor R4 is connected with the output end of the signal amplification filter circuit, the other end of a resistor R5 is grounded, the non-inverting input end of the operational amplifier AR1 is grounded through a capacitor C3, the inverting input end of the operational amplifier AR1 is further connected with the output end of the operational amplifier AR1 through a capacitor C4, the output end of the operational amplifier AR1 is connected with one end of a resistor R7, the cathode of a voltage stabilizing diode DZ1 and the input end of a controller, and the other end of the resistor R7 is grounded in parallel with the.
4. The enameled wire thickness detection apparatus according to claim 3, wherein: and the surface of the roller is provided with a groove matched with the size of the enameled wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922078016.5U CN210981168U (en) | 2019-11-27 | 2019-11-27 | Enameled wire thickness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922078016.5U CN210981168U (en) | 2019-11-27 | 2019-11-27 | Enameled wire thickness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210981168U true CN210981168U (en) | 2020-07-10 |
Family
ID=71444661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922078016.5U Expired - Fee Related CN210981168U (en) | 2019-11-27 | 2019-11-27 | Enameled wire thickness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210981168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112419874A (en) * | 2020-11-27 | 2021-02-26 | 国网山东省电力公司临朐县供电公司 | Automatic turnover device and method for number plate |
-
2019
- 2019-11-27 CN CN201922078016.5U patent/CN210981168U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112419874A (en) * | 2020-11-27 | 2021-02-26 | 国网山东省电力公司临朐县供电公司 | Automatic turnover device and method for number plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1217865A (en) | Determination of coating thickness | |
| CN210981168U (en) | Enameled wire thickness detection device | |
| CN104374421A (en) | Transducer for measuring tiny water in oil and method for on-line real-time monitoring of temperature and humidity in oil | |
| CN105373155A (en) | Intelligent temperature control device for electric oven | |
| CN214681664U (en) | Liquid anti-oxidant reation kettle temperature control device | |
| CN1058910C (en) | Charge level detecting and controlling method and device for ball mill | |
| CN210952307U (en) | Corrugated paper production drying device | |
| CN217278703U (en) | Cable thermal ageing case temperature control system | |
| CN216117610U (en) | Lubricating oil parameter detection device capable of simulating high temperature and high pressure | |
| CN210709959U (en) | Winding control device for medicinal aluminum foil production line | |
| CN213399267U (en) | Safety monitoring device for high-voltage power distribution cabinet | |
| CN213516098U (en) | Temperature detection device of plug-in injection molding machine | |
| CN218950680U (en) | Bellows tension controller | |
| CN210983114U (en) | Temperature control device of baking oven for enameled wire production | |
| CN207516443U (en) | A kind of on-line measuring device of rubber extruding product electric conductivity | |
| CN206096237U (en) | High voltage static induction unit | |
| CN213902665U (en) | Cable fusing connects temperature-detecting device | |
| CN207731730U (en) | Induction type cable pendency degree online monitoring method system | |
| CN212432410U (en) | Online installation detection device is pressed in area | |
| CN111473881A (en) | Temperature sampling device and system | |
| CN110726893A (en) | Automatic detection device and detection method for line fault and load | |
| CN219201754U (en) | Energy controller current acquisition processing apparatus | |
| CN210721162U (en) | Based on thing networking voice control intelligence temperature switch | |
| CN220231894U (en) | Detection device for generating ozone by partial discharge of generator stator | |
| CN210898992U (en) | Intelligent speed regulation control system of motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20211127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |