CN104359390B - Enamelled wire surface enameling film thickness online detection system - Google Patents
Enamelled wire surface enameling film thickness online detection system Download PDFInfo
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- CN104359390B CN104359390B CN201410619760.0A CN201410619760A CN104359390B CN 104359390 B CN104359390 B CN 104359390B CN 201410619760 A CN201410619760 A CN 201410619760A CN 104359390 B CN104359390 B CN 104359390B
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- enamel
- enamelled wire
- film thickness
- detection
- wheel portion
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Abstract
The invention belongs to the field of stable enameling film thickness detecting and alarming of the enamelled wire production and particularly relates to an enamelled wire surface enameling film thickness online detection system. The system comprises a discharging component, a detection acquiring component which is used for discharging to an enamelled wire and acquiring the grounded voltage and a control alarming component, and the control alarming component is used for comparing the acquired signals and alarming when the acquired voltage drop is higher than a preset voltage drop constantly in a determined period; the detection acquiring component at least comprises a wire pressing wheel portion, and a concave wheel groove is formed in the edge of the wire pressing wheel portion annularly; a voltage sampling circuit is arranged at a frame of an enameling machine provided with a grounded end; the wire pressing wheel portion comprises upper and lower wire pressing wheels with axle arranged horizontally, and the upper and lower wire pressing wheels are arranged on two sides of the advancing direction of the enamelled wire and are arranged in the advancing direction of the enamelled wire sequentially. The system has the advantages that the detecting efficiency is high, and the system is capable of implementing online accurate detection of the enamelled wire accurately in the high speed advancing process of the enamelled wire.
Description
Technical field
The invention belongs to the film thickness stable detection alarm field in Production of Enamel Wires, and in particular to a kind of enamel-covered wire table
Finish paint film thickness on-line detecting system.
Background technology
At present, the enamel-covered wire market competition is more and more fierce, and product quality is more and more important.During Production of Enamel Wires,
Due to the impact of production technology and other factors, it will usually there is the discontinuity of enameled wire coat, also referred to as film defect, so as to
Harmful effect is produced to the insulating properties of enamel-covered wire.Offline inspection is mainly adopted to the film integrity detection of enamel-covered wire in production
Method, such as using the detection of low-pressure mercury method and the detection of low-voltage electrolysis liquid method etc..However, in above-mentioned settling mode, no matter even
After production is finished again caused by offline inspection institute the extra production cost for increasing operation sequence and aggravating producer defect, low pressure
The mercury pollution of mercury process itself, the limited power of test of low tension solution be brought with relying on certain density solution
Testing conditions are harshness, are all the big chains for causing to affect its popularity.How a kind of simple structure is sought and popularization degree
High enameled wire coat on-line detecting system, to ensure in enamel-covered wire high speed traveling process, still to realize for this
The online accurate detection of enamel-covered wire, so as to being this area technical barrier urgently to be resolved hurrily in recent years.
The content of the invention
The purpose of the present invention is, for the deficiencies in the prior art, to propose a kind of enamelled wire surface film thickness on-line checking system
System, the system is the test equipment being linked to be by physical unit and circuit configurations, so as to judge enamelled wire surface paint film online
The Detection of Stability of thickness constructs perfect hardware platform.Not only detection efficiency is higher for the system, and can ensure that in enamel-cover
In line high speed traveling process, the online accurate detection for the enamel-covered wire can accurately be still realized.
For achieving the above object, present invention employs technical scheme below：
A kind of enamelled wire surface film thickness on-line detecting system, it is characterised in that：The system includes putting as power supply
The above-mentioned collection letter of electrical component, the detection acquisition component for being discharged enamel-covered wire and being gathered its voltage-to-ground and contrast
Number and send the control alarm assemblies of warning when above-mentioned collection pressure drop is consistently higher than default pressure drop within the cycle of specifying；The detection
Acquisition component at least includes that wheel body connects the line ball wheel portion of discharge assembly and insulation against ground, around indent at the wheel rim of line ball wheel portion
It is disposed with for the race with enamel-covered wire directly contact；Constitute arrangement collection at the enamelling machine frame of earth terminal and flow through enamelling machine machine
The voltage sample sensor of voltage at frame；Line ball wheel portion includes the upper and lower fabric wheel of axis horizontal arrangement, upper and lower fabric wheel point
It is placed at the both sides of the direct of travel of enamel-covered wire and arranges along enamel-covered wire direct of travel successively order；Upper and lower fabric wheel is used for
It is in the concave arc columnar structure identical with enamel-cover line profile with the bottom land of enamel-covered wire directly contact.
Detection acquisition component includes affixed horizontal gird between enamelling machine frame, and holding frame is disposed with horizontal gird,
Line ball wheel portion is set on holding frame, is connected and the insulation for making its wheel body insulate holding frame is set at the line ball wheel portion wheel shaft of discharge equipment
Layer.
The horizontal gird profile is in horizontal tabular, and holding tank is provided with holding frame, and the holding tank groove width is more than water
Flat crossbeam beam is thick；Through hole is disposed with through cell wall along its groove width direction at one side channel side on holding tank, holding tank is with tight
Oncomelania is followed closely and the slot matching relationship for marking closely screw-type is constituted and between horizontal gird.
To be provided with each holding frame of a line ball wheel portion as one group of detection module, horizontal gird along its arranged direction according to
It is secondary that multigroup detection module is set.
The detection zone of the detection acquisition component is located at the priming paint painting process of enamel-covered wire.
It is 6～10V as the discharge voltage of the discharge assembly of power supply.
The beneficial effects of the present invention is：
1) what, the detecting system in the present invention was only linked together by physical unit by circuit configurations and constituted is hard
Part platform.When in use, the system can coordinate to realize the measurement for voltage-to-ground and system with software of the prior art
Meter, it must be noted that be：The software being engaged with this control system is not the innovative part of the present invention, nor of the invention
Ingredient.
Under the collective effect coordinated with software, the present invention can respectively realize the thickness degree to enamelled wire surface paint film very
To be without paint section judgement, but, the present invention protection only extend to the hardware net being made up of physical unit and wire, and
It is not related to the improvement to software and protection.
The present invention passes through said structure, the discharge end of the discharge assembly specified as connection using line ball wheel portion.Due to enamel-cover
Line itself is directly contacted with enamelling machine all the time, and enamelling machine is by as metallic conductor and positioned at ground, now, electric discharge group
A whole set of circuit over the ground is constituted between part, the wheel body of line ball wheel portion, enamel-covered wire, enamelling machine frame and ground.By putting
Electrical component releases suitable voltage, and the electric current can advance along line ball wheel portion and the enamel-covered wire contacted with line ball wheel portion, until submerging
At ground, so that the voltage sample sensor at enamelling machine frame knows the enamel-covered wire that this section is contacted with line ball wheel portion
Voltage-to-ground.By controlling to be compared between the voltage-to-ground data at alarm assemblies under default normal wire enamel film thickness
Compared with, you can whether the film thickness of this section of enamel-covered wire meets requirement at judgement.Thickness is certainly existed in view of wire enamel film thickness
Thin difference, and also likely to be present few paint section of the pole for not affecting enamel-covered wire normally to use length slightly or without paint section, therefore can lead to
Cross the requirement of setting certain period of time.Only all continuously it is unsatisfactory for normal pressure drop regulation, and the continuous time in voltage-to-ground
When reaching the time period of setting, stopping alarm by control alarm assemblies, so as to promoting Field Force to go to observation and correcting.Should
The time period of setting is longer, and the required length without paint section or few paint section for reaching warning degree is also longer.
The voltage drop detection mode that the system passes through discharge type, with the line ball wheel portion being directly in rolling contact between enamel-covered wire, comes
Ensure that discharge loss between the two is preferably minimized, to lift the accuracy of final pressure drop calculation of measured data.To control alarm assemblies
Data Comparison effect is further lifting its accuracy in detection.Its not only detection efficiency it is higher, and ensure in enamel-covered wire at a high speed
In traveling process, the online accurate detection for the enamel-covered wire can accurately be still realized.
2) it is, further discharge effect of the lifting line ball wheel portion as discharge end, it is ensured that the accuracy of detection data.Herein
" coating for the enamelled wire surface that high speed is advanced is realized with the separation structure of the upper and lower fabric wheel for possessing concave arc bottom land
Formula " contacts effect.In other words, the line ball wheel portion of the system, for enamelled wire surface is directly connecing for omnibearing clad type
Tactile electric discharge, so as to realize the complete detection purpose around enamelled wire surface, its detection accuracy is higher.
3), horizontal gird provides line ball wheel portion with hanging arrangement.If in view of its directly with line ball wheel portion wheel
Body is contacted, and the discharge path of inevitable guiding discharge component produces difference, therefore, the discharge path of discharge assembly is made with insulating barrier
Enamel-covered wire is necessarily passed, to realize aforesaid enamel-covered wire Detection results.
4), used as the immobilization carrier of line ball wheel portion, its holding tank is removably connected on horizontal gird holding frame.This
Sample, it is different depending on each road enamel-cover line position sum purpose, can mark closely screw to adjust clamping by increasing and decreasing detection module, and unscrewing
Frame relative to horizontal gird position so that the realization that the race of line ball wheel portion thereon can be lucky is for the road enamel-covered wire
Cladding guiding effect.
5), as the key monitoring position of the present invention, line ball wheel portion should be arranged in the priming paint painting process on enamelling machine
Place.This is because show after through putting into substantial amounts of energy and experimental verification, because later stage enamelled coating is all the painting that depends on priming paint
Quality is covered as premise.At first procedure namely " priming paint " painting operations, often after strong influence enamel-covered wire
Phase enamelled coating coats effect and uses reliability.If priming paint painting process just painted it is bad, when such as existing without paint section, copper cash
Exposed surface produced partial surface oxidation before into second painting process, paint liquid table when causing the later stage to be painted
Face adhesive force is deteriorated, or even the copper line surface stripping between paint liquid completely occurs, so as to produce leaky when using.
The system is arranged at priming paint operation by will detect emphasis, to guarantee the initial paint still in the exposed copper cash stage
Envelope curve its film thickness in initial japanning just can all the time meet required, and to prevent its above-mentioned many defects are produced.The system
Since on probation, effect is significant, the outgoing quality of enamel-covered wire is effectively guaranteed, and functional reliability and service life are obtained
Significantly increase.
6), the determination of the discharge voltage of the discharge assembly of power supply is particularly important：Brownout, then cannot realize measurement effect
Really；And discharge voltage is too high, then larger error can be produced, affect its Detection results.The system is put by many experiments with above-mentioned
Piezoelectric voltage is preferred for 6～10V, so that it is guaranteed that its detection reliability, is conducive to being lifted it for the measuring and calculating of wire enamel film thickness
Accuracy.
Description of the drawings
Fig. 1 is each part arrangement layout of the present invention；
Fig. 2 is horizontal gird and the distributing position axonometric chart of each group detection module thereon.
Illustrate each label as follows with each component names corresponding relation of the present invention：
A- enamel-covered wire b- enamelling machine frames
10- discharge assemblies 20- controls alarm assemblies 30- voltage sample sensors
Fabric wheel under the upper fabric wheel 42- of 41-
51- horizontal gird 52- holding frame 52a- holding tank 52b- mark closely screw
Specific embodiment
For ease of understand, here in connection with diagram to the present invention be embodied as structure and workflow is explained further below
State：
The physical circuit framework of the system as shown in figure 1, including enamel-covered wire a is provided with the discharge assembly 10 of discharge voltage,
As connection discharge assembly constituting the line ball wheel portion of discharge end and at enamelling machine frame or take-up pulley etc. is contacted over the ground
Voltage sample sensor 30 at thing.Voltage sample sensor 30 is used to gather enamel-covered wire a by the voltage-to-ground numerical value after electricity, and
Sending it to control chamber (namely control alarm assemblies 20) place carries out data statisticss.By the pressure drop numerical value for collecting and control
Contrast between the pressure drop numeric data for prestoring in case under normal circumstances, to judge that this section of enamel-covered wire a whether there is without paint or few paint
And whether this has touched the category of defective products without paint and few paint section.To lift the accuracy of detection data, discharge end is reduced
Meaningless voltage loss is key, and the line ball wheel portion above fabric wheel 41 of the system and lower fabric wheel 42 are for the cladding of enamel-covered wire a
Formula directly contact, so that its electric current consume is minimized, while realizing for enamel-covered wire a is entirely around the comprehensive inspection of lacquer painting
Survey effect.
With reference to shown in Fig. 1-2, the real work flow process of the present invention is as follows：
1st, 6～10V voltages, electric current Jing line ball wheel portions-enamel-covered wire a- enamelling machines frame b or receipts are applied on enamel-covered wire a surfaces
Line wheel-ground, it is the pressure drop on resistance Rs to gather enamel-covered wire a voltage-to-grounds by the voltage sample sensor 30 of advance placement.
2nd, set at control chamber in the case of the normal film thicknesses of enamel-covered wire a, the voltage-to-ground number Jing after enamel-covered wire a water conservancy diversion
It is worth, usually value range.Real-time continuous are carried out with the enamel-covered wire a voltage-to-grounds numerical value for collecting to compare.
3rd, can set certain period of time, such as comparative result be unsatisfactory for setting numerical range all the time and reach the setting when
Between section when, it is believed that this section of enamel-covered wire a coating is bad and reports to the police.The length namely correspondence of the time period paints section without paint section or less
The length of length, it is shorter that the time period is arranged, and accordingly meets the length without paint section or few paint section of product quality requirement also just more
Short, accuracy of detection is also just high.When having alarm and record is produced, Field Force can go to correction.
The present invention by applying certain voltage to enamel-covered wire in process of production, when being changed due to film thickness
Enamel-cover line-to-earth voltage necessarily also changes, therefore by detection collection enamel-cover line-to-earth voltage and required voltage-to-ground
Compare, be unsatisfactory for requirement and reach the regular hour to be judged as coating bad and report to the police.
Claims (6)
1. a kind of enamelled wire surface film thickness on-line detecting system, it is characterised in that：The system includes the electric discharge as power supply
Component (10), the detection acquisition component for being discharged enamel-covered wire and being gathered its voltage-to-ground and the above-mentioned collection of contrast
Signal simultaneously sends the control alarm assemblies (20) of warning when above-mentioned collection pressure drop is consistently higher than default pressure drop within the cycle of specifying；Institute
Stating detection acquisition component at least includes that wheel body connects the line ball wheel portion of discharge assembly and insulation against ground, ring at the wheel rim of line ball wheel portion
It is disposed with for the race with enamel-covered wire directly contact around indent；Constitute arrangement collection at the enamelling machine frame of earth terminal and flow through paint
The voltage sample sensor (30) of voltage at chartered plane frame；Line ball wheel portion include axis horizontal arrangement upper and lower fabric wheel (41,
42) it is, at the both sides of the direct of travel of upper and lower fabric wheel (the 41,42) enamel-covered wire that is placed in and suitable successively along enamel-covered wire direct of travel
Sequence is arranged；Upper and lower fabric wheel (41,42) for the bottom land of enamel-covered wire directly contact in enamel-cover line profile coincide concave arc
Columnar structure.
2. a kind of enamelled wire surface film thickness on-line detecting system according to claim 1, it is characterised in that：Detection is adopted
Collection component includes affixed horizontal gird (51) between enamelling machine frame, and holding frame (52) is disposed with horizontal gird (51), presss from both sides
Setting line ball wheel portion on frame (52) is held, connecting to be arranged at the line ball wheel portion wheel shaft of discharge equipment makes the exhausted of its wheel body insulation holding frame
Edge layer.
3. a kind of enamelled wire surface film thickness on-line detecting system according to claim 2, it is characterised in that：The water
Flat crossbeam (51) profile is in horizontal tabular, and holding tank (52a) is provided with holding frame (52), and the holding tank groove width is more than level
Crossbeam beam is thick；Through hole, holding tank are disposed with holding tank (52a) through cell wall along its groove width direction at one side channel side
(52a) the slot matching relationship for marking closely screw-type is constituted between screw (52b) and horizontal gird (51) to mark closely.
4. a kind of enamelled wire surface film thickness on-line detecting system according to Claims 2 or 3, it is characterised in that：With
Each holding frame (52) for being provided with a line ball wheel portion is one group of detection module, horizontal gird (51) along its arranged direction successively
Multigroup detection module is set.
5. a kind of enamelled wire surface film thickness on-line detecting system according to claim 1 or 2 or 3, it is characterised in that：
The detection zone of the detection acquisition component is located at the priming paint painting process of enamel-covered wire.
6. a kind of enamelled wire surface film thickness on-line detecting system according to claim 1 or 2 or 3, it is characterised in that：
It is 6～10V as the discharge voltage of the discharge assembly (10) of power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410619760.0A CN104359390B (en) | 2014-11-05 | 2014-11-05 | Enamelled wire surface enameling film thickness online detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410619760.0A CN104359390B (en) | 2014-11-05 | 2014-11-05 | Enamelled wire surface enameling film thickness online detection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104359390A CN104359390A (en) | 2015-02-18 |
| CN104359390B true CN104359390B (en) | 2017-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410619760.0A Active CN104359390B (en) | 2014-11-05 | 2014-11-05 | Enamelled wire surface enameling film thickness online detection system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3940689A (en) * | 1974-05-14 | 1976-02-24 | Schlumberger Technology Corporation | Combined eddy current and leakage field detector for well bore piping using a unique magnetizer core structure |
| CN87103367A (en) * | 1987-05-13 | 1988-11-30 | 本溪市无线电九厂 | Coated layer thickness dynamic measurement method, device and uses thereof |
| CN2035869U (en) * | 1988-09-19 | 1989-04-12 | 常州市自动化仪表厂 | Dynamic monitor for lacquer thickness of enamel-insulated wire |
| DE19963231A1 (en) * | 1999-12-27 | 2001-06-28 | Foerster Inst Dr Friedrich | Test unit for wires, rods or pipes; has rotating head to guide test objects and moving probe holder to guide test probes around object with adjustment device to adjust diameter of guide path of probe |
| CN204286350U (en) * | 2014-11-05 | 2015-04-22 | 铜陵精工里亚特种线材有限公司 | Enamelled wire surface film thickness on-line detecting system |
-
2014
- 2014-11-05 CN CN201410619760.0A patent/CN104359390B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3940689A (en) * | 1974-05-14 | 1976-02-24 | Schlumberger Technology Corporation | Combined eddy current and leakage field detector for well bore piping using a unique magnetizer core structure |
| CN87103367A (en) * | 1987-05-13 | 1988-11-30 | 本溪市无线电九厂 | Coated layer thickness dynamic measurement method, device and uses thereof |
| CN2035869U (en) * | 1988-09-19 | 1989-04-12 | 常州市自动化仪表厂 | Dynamic monitor for lacquer thickness of enamel-insulated wire |
| DE19963231A1 (en) * | 1999-12-27 | 2001-06-28 | Foerster Inst Dr Friedrich | Test unit for wires, rods or pipes; has rotating head to guide test objects and moving probe holder to guide test probes around object with adjustment device to adjust diameter of guide path of probe |
| CN204286350U (en) * | 2014-11-05 | 2015-04-22 | 铜陵精工里亚特种线材有限公司 | Enamelled wire surface film thickness on-line detecting system |
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| Publication number | Publication date |
|---|---|
| CN104359390A (en) | 2015-02-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160920 Address after: 244000 Tongling economic and Technological Development Zone, Anhui Applicant after: Tianjin Jingda Rea Special Enamelled Wire Co., Ltd. Address before: 244000 Taishan Road, Tongling economic and Technological Development Zone, Anhui Applicant before: Tongling Jinggong Liya Special Wire Co., Ltd. |
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| GR01 | Patent grant |