CN102506679B - Position detecting device for edge of winding-up H-shaped wheel - Google Patents
Position detecting device for edge of winding-up H-shaped wheel Download PDFInfo
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- CN102506679B CN102506679B CN 201110326953 CN201110326953A CN102506679B CN 102506679 B CN102506679 B CN 102506679B CN 201110326953 CN201110326953 CN 201110326953 CN 201110326953 A CN201110326953 A CN 201110326953A CN 102506679 B CN102506679 B CN 102506679B
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 description 7
- 238000004804 winding Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005491 wire drawing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
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Abstract
The invention discloses a position detecting device for the edge of a winding-up H-shaped wheel, which comprises a bracket, a wire guiding wheel, a lead screw, a motor, a position detecting end, an encoder and two displacement sensors, wherein the two displacement sensors are used for detecting the axial distance between the wire guiding wheel and the H-shaped wheel; the position detecting end isarranged on the bracket; the lead screw is in transmission connection with the motor; the encoder is arranged on the lead screw; the lead screw penetrates through the bracket; the wire guiding wheel is arranged on the bracket; and the two displacement sensors are arranged at the position detecting end along the axial direction of the H-shaped wheel. According to the position detecting device, thedetecting accuracy is high and the structure is simple.
Description
Technical field
The present invention relates to a kind of Receiving wire wheel marginal position pick-up unit, be applicable to occasions uses such as wire drawing machine, enamelling machine and various bare wire rewinding machines.。
Background technology
In industrial applications such as wire drawing machine, bare wire rewinding machines, the flatness of wire rod coiling is an important deliberated index of wire production quality, and affects end product quality and the result of use of wire rod.Wherein, a principal element that influences the winding displacement flatness is exactly that the demarcation of I-beam wheel both sides marginal position is inaccurate, thereby causes I-beam wheel coiling commutation place to occur " accumulation " phenomenon easily, influences the winding displacement quality.
At present, artificial deckle method is mostly adopted in the demarcation of the marginal position of I-beam wheel, precision is not high and efficient is low.State-of-the-art wire-arranging mechanism I-beam wheel deckle is that German KMK company produces in the world, and this device adopts mechanical touch sensor to realize detection to the I-beam wheel marginal position, finishes commutation thereby drive coupled wire-arranging mechanism.Its shortcoming is: 1) motion of mechanical pick-up device realizes that by the rotation of hand control handle efficient is low, and precision is not high; 2) sensor is mechanical contact, and long-term the use can be because wearing and tearing reduce bearing accuracy; 3) complex structure is to the requirement on machining accuracy harshness.
Summary of the invention
Technical matters to be solved by this invention provides a kind of Receiving wire wheel marginal position pick-up unit, this Receiving wire wheel marginal position pick-up unit accuracy of detection height, simple in structure.
The technical solution of invention is as follows:
A kind of Receiving wire wheel marginal position pick-up unit, comprise support, guide roller, screw mandrel, motor, position probing end, scrambler and for detection of the displacement transducer of axial distance between guide roller and the I-beam wheel, the position probing end is arranged on the support, screw mandrel and motor are in transmission connection, and scrambler is arranged on the screw mandrel; Screw mandrel passes described support; Guide roller is arranged on the support; Displacement transducer is two, is axially disposed within the position probing end along I-beam wheel.
Also be installed with vertical guide rail on the support, the position probing end is arranged on the described support by cylinder, and the position probing end is connected with the movable end of cylinder, described position probing end also with can link to each other at the slide block that guide rail slides.
Scrambler is arranged on the end of screw mandrel.
Displacement transducer is eddy current displacement sensor.
Beneficial effect:
Receiving wire wheel marginal position pick-up unit of the present invention has the following advantages:
At first, pick-up unit is simple in structure, formed by support, guide roller, screw mandrel, motor, position probing end, scrambler and displacement transducer, accuracy of detection height, applied widely, at present domestic still do not have to realize a device that the I-beam wheel marginal position is detected automatically, relies on manual demarcation mode or external import pick-up unit substantially.
Manual scaling method generally is the finishing metal bar that adopts a unit diameter, be similar to by manual observation and align the guide roller circumferential recess with I-beam wheel left and right edges position, thereby realize the limit of sports record location position of guide roller on leading screw, this method error is big, and efficient is low;
At present state-of-the-art deckle for the wire-arranging mechanism I-beam wheel is that German KMK company produces in the world, this device demarcation mode more by hand has very big advantage, but because adopting mechanical touch sensor, it realizes the detection of I-beam wheel marginal position, thereby have following shortcoming inevitably: 1) motion of the mechanical touch sensor that adopts of this device is realized by the rotation of hand control handle, efficient is low, and precision is not high; 2) sensor is mechanical contact, and long-term the use can be because wearing and tearing reduce bearing accuracy; 3) complex structure, member is various, and the detection of marginal position mainly depends on each detent mechanism, so very high to the requirement of machining precision.
The present invention can realize the I-beam wheel marginal position is detected and calibrating function automatically at the terminal scrambler that connects of screw mandrel; Wherein, 2 displacement transducers are installed on the position probing end, when the winding displacement support moves to I-beam wheel on one side from the optional position, can accurately be recorded the center line of circumferential recess of guide roller and the distance of I-beam wheel inside edge by displacement transducer, calculate and accurately to demarcate position, inside edge, I-beam wheel both sides by scrambler by compensation; Also be installed with vertical guide rail on the support, the position probing end links to each other with slide block with cylinder, realizes elastic moving by air cylinder driven along guide rail, compact conformation, and control is convenient.Have the following advantages: the eddy current displacement sensor that 1) adopts, its elastic motion realizes efficient height, precision height by cylinder control; 2) sensor is that current vortex is contactless, can guarantee steadily reliable, position detection with high accuracy; 3) simple in structure, and the detection of marginal position do not rely on the processing of each physical construction and bearing accuracy, so less demanding to machining precision.
Aspect accuracy of detection, present main flow detection mode---manual standardization, its precision can reach 0.5mm, and German KMK company production testing device, accuracy of detection can reach 0.05mm (because this product of Germany can't be found correlation parameter, notebook data is according in the limits and fits theory, the most high-precision level of confidentiality in the linear dimension grade of tolerance is determined), the present invention adopts current vortex sensor, demarcate by detection in advance, can eliminate machine error, the detection at I-beam wheel edge is equaled substantially the accuracy of detection of current vortex sensor, can reach 0.002mm (because S is the installation location dimension, and can accurately demarcate by pre-detection, so the Device Testing precision can be similar to the accuracy of detection of thinking eddy current displacement sensor.), the accuracy of detection height, simple in structure, and require lower to machining precision and installation accuracy.
Description of drawings
Fig. 1 is the structured flowchart (front view) of Receiving wire wheel marginal position pick-up unit of the present invention;
Fig. 2 is the structured flowchart (side view) of Receiving wire wheel marginal position pick-up unit of the present invention.
Label declaration: 1-scrambler, 2-screw mandrel, 3-displacement transducer, 4-motor, 5-guide rail, 6-support, 7-cylinder, 8-slide block, 9-position probing end, 10-guide roller, 11-I-beam wheel.
Embodiment
Below with reference to the drawings and specific embodiments the present invention is described in further details.
Embodiment 1:
Shown in Fig. 1-2, a kind of Receiving wire wheel marginal position pick-up unit, it includes: (1) scrambler, (2) screw mandrel, (3) displacement transducer, (4) motor, (5) guide rail, (6) support, (7) cylinder, (8) slide block, (9) position probing end, (10) guide roller, (11) I-beam wheel.Motor is in transmission connection with screw mandrel, rotate the transverse movement of drive support by screw mandrel, guide roller, cylinder, guide rail are housed on the support and are installed in slide block on the guide rail, the position probing end is connected with slide block with the cylinder front end respectively, the test side front end is equipped with two displacement transducers, realizes the detection to the I-beam wheel marginal position.
The I-beam wheel edge position detection is: position probing end 9 stretches into I-beam wheel 11 under the effect of cylinder 7, screw mandrel 2 rotates, driving support 6 is moved to the left by the arbitrary initial position, when inside edge, I-beam wheel 11 left side enters 1# displacement transducer sensing range, calculate by the program compensation, corresponding support 6 positions were limit on the left position (A2 point) when demarcation made the steel wire on the guide roller 10 arrive position, I-beam wheel 11 left inside edge (A1 point), and setting at this moment simultaneously, scrambler 1 angle is 0 degree;
In like manner, adopt the 2# displacement transducer to demarcate the limit on the right-right-hand limit position, this moment, scrambler 1 reading was the angle difference between the limit position, the left and right sides, the i.e. range of movement of support 6 on screw mandrel 2.
Wherein, described test side 9 is the effect realization stretching motions by cylinder 7, has detected in the I-beam wheel marginal position regracting support, does not influence normal winding displacement operation, and is simple in structure, dependable performance;
Wherein, described compensation computing formula is: the distance of the inside edge, a circumferential recess distance between center line I-beam wheel left side of guide roller 10 is: S1=S1 '+S3 (formula 1) apart from surveying Edge Distance in the I-beam wheel right side is: S2=S2 '+S4 (formula 2);
Wherein, the demarcation of described support limit on the left position (A2 point) is to try to achieve according to compensation computing formula 1, and the reading that scrambler is set simultaneously is 0; The demarcation of support limit on the right-right-hand limit position (B2 point) is to try to achieve according to compensation computing formula 2, and the range of movement that the current reading of scrambler namely represents the screw mandrel mother is set simultaneously.
According to the angle difference of scrambler at left and right sides extreme position, calculate motor positive and inverse commutation control parameter, realize the commutation control of winding displacement support;
(A2 point) and limit on the right-right-hand limit position (B2 point) is mounted with limit switch in the limit on the left position, when support is crossed left and right sides extreme position, exports mechanical offside warning.
The above only is preferred embodiment of the present invention, so all equivalences of doing according to the described structure of patent claim of the present invention, feature and principle change or modify, is included in the patent claim of the present invention.
Claims (4)
1. Receiving wire wheel marginal position pick-up unit, it is characterized in that, comprise support, guide roller, screw mandrel, motor, position probing end, scrambler and for detection of the displacement transducer of axial distance between guide roller and the I-beam wheel, the position probing end is arranged on the support, screw mandrel and motor are in transmission connection, and scrambler is arranged on the screw mandrel; Screw mandrel passes described support; Guide roller is arranged on the support; Displacement transducer is two, is axially disposed within the position probing end along I-beam wheel.
2. Receiving wire wheel marginal position pick-up unit according to claim 1, it is characterized in that, also be installed with vertical guide rail on the support, the position probing end is arranged on the described support by cylinder, and the position probing end is connected with the movable end of cylinder, described position probing end also with can link to each other at the slide block that guide rail slides.
3. Receiving wire wheel marginal position pick-up unit according to claim 1 is characterized in that scrambler is arranged on the end of screw mandrel.
4. according to each described Receiving wire wheel marginal position pick-up unit of claim 1-3, it is characterized in that displacement transducer is eddy current displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110326953 CN102506679B (en) | 2011-10-25 | 2011-10-25 | Position detecting device for edge of winding-up H-shaped wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110326953 CN102506679B (en) | 2011-10-25 | 2011-10-25 | Position detecting device for edge of winding-up H-shaped wheel |
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| Publication Number | Publication Date |
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| CN102506679A CN102506679A (en) | 2012-06-20 |
| CN102506679B true CN102506679B (en) | 2013-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110326953 Expired - Fee Related CN102506679B (en) | 2011-10-25 | 2011-10-25 | Position detecting device for edge of winding-up H-shaped wheel |
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| CN109775439A (en) * | 2017-11-10 | 2019-05-21 | 苏州凌犀物联网技术有限公司 | Mechanical stop limiter and method in a kind of automatic Arrange-line System |
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| SU1741946A1 (en) * | 1989-10-16 | 1992-06-23 | Государственный научно-исследовательский, проектный и конструкторский институт сплавов и обработки цветных металлов "Гипроцветметобработка" | Drum-type drawbench |
| CN2579851Y (en) * | 2002-11-14 | 2003-10-15 | 赵方实 | Duoble rolling tube continuous winding device |
| CN101322984A (en) * | 2008-07-15 | 2008-12-17 | 上海商惠自动化机电设备有限公司 | Non-sliding type wire drawing machine and wire-drawing control method thereof |
| CN201669306U (en) * | 2010-05-10 | 2010-12-15 | 江阴市华方机电科技有限公司 | Wire-rewinding machine used spool follow-up precise winding mechanism |
| CN201783523U (en) * | 2010-12-31 | 2011-04-06 | 凡登（常州）新型金属材料技术有限公司 | Constant tension control system for take-up of straight-line wire drawing machine |
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