CN113009386A - Detection apparatus capable of detecting magnetic attraction of rubber-plastic magnetic stripe on line - Google Patents
Detection apparatus capable of detecting magnetic attraction of rubber-plastic magnetic stripe on line Download PDFInfo
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- CN113009386A CN113009386A CN202110203450.0A CN202110203450A CN113009386A CN 113009386 A CN113009386 A CN 113009386A CN 202110203450 A CN202110203450 A CN 202110203450A CN 113009386 A CN113009386 A CN 113009386A
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- rubber
- detection
- pure iron
- pressure sensor
- plastic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
Abstract
The invention discloses a detection device capable of detecting magnetic attraction of a rubber-plastic magnetic strip on line, which comprises: the device comprises a pressure sensor, a pure iron block, a base, a compression roller and a detection table assembly; wherein, the pressure sensor is arranged on the base, and the pure iron block is arranged on the pressure sensor; detect a subassembly and set up on the base, should detect the recess passageway that is equipped with above the platform subassembly and places the rubber and plastic magnetic stripe, recess passageway is in pure iron piece top, is equipped with between recess passageway's bottom surface and the pure iron piece upper surface and detects the clearance. Through placing pressure sensor and pure iron plate in the below of examining test table subassembly for examine the rubber and plastic magnetic stripe's that places in the test table subassembly groove channel magnetism inhale power and use on the pure iron plate back, can detect by pressure sensor's pressure variation and draw, owing to do not need artificial manual measurement, not only measure more accurately, can realize automatic online continuous measurement moreover, improved the detection efficiency and the detection convenience of rubber and plastic magnetic stripe magnetism inhale power greatly.
Description
Technical Field
The invention relates to the field of magnetic force detection, in particular to a detection device capable of detecting magnetic attraction of a rubber and plastic magnetic strip on line.
Background
In the field of magnetic rubber and plastic strips, the adsorption weight of the rubber strip is an important index.
According to QB/T1295-2013 standard, a series of standard iron blocks are adopted, the suction detection generally adopts the way that a detector directly holds a rubber and plastic magnetic strip by hands to place the rubber and plastic magnetic strip on a suction weight, and the suction weight is determined as a qualified standard, but the artificial factor of the suction measurement method is large, so that many accidental factors exist, the unification of a supply and demand party on the suction standard is not facilitated, and the continuous detection and control on a production line cannot be realized.
Disclosure of Invention
Based on the problems in the prior art, the invention aims to provide a detection device capable of detecting the magnetic attraction of a rubber-plastic magnetic strip on line, which can solve the problems that the detection stability is poor and the continuous detection on a production line cannot be realized in the conventional mode of manually detecting the magnetic attraction of the rubber-plastic magnetic strip by detection personnel.
The purpose of the invention is realized by the following technical scheme:
the embodiment of the invention provides a detection device capable of detecting magnetic attraction of a rubber and plastic magnetic strip on line, which comprises: the device comprises a pressure sensor, a pure iron block, a base, a compression roller and a detection table assembly; wherein the content of the first and second substances,
the pressure sensor is arranged on the base, and the pure iron block is placed on the pressure sensor;
the detection table component is arranged on the base, a groove channel for placing the rubber and plastic magnetic strip is arranged on the detection table component, the groove channel is located above the pure iron block, and a detection gap is formed between the bottom surface of the groove channel and the upper surface of the pure iron block.
According to the technical scheme provided by the invention, the detection device capable of detecting the magnetic attraction of the rubber-plastic magnetic strip on line provided by the embodiment of the invention has the beneficial effects that:
through placing pressure sensor and pure iron plate in the below of examining test table subassembly for examine the rubber and plastic magnetic stripe's that places in the test table subassembly groove channel magnetism inhale power and use on the pure iron plate back, can detect by pressure sensor's pressure variation and draw, owing to do not need artificial manual measurement, not only measure more accurately, can realize automatic online continuous measurement moreover, improved the detection efficiency and the detection convenience of rubber and plastic magnetic stripe magnetism inhale power greatly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a schematic view of a detection device capable of detecting magnetic attraction of a rubber-plastic magnetic stripe on line according to an embodiment of the present invention;
the part names corresponding to the marks in the figure are as follows: 1-a pressure sensor; 2-pure iron blocks; 3-a base; 4-a frame; 5-pressing roller; 6-rubber plastic magnetic strip; 7-detection platform.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the specific contents of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention. Details which are not described in detail in the embodiments of the invention belong to the prior art which is known to the person skilled in the art.
As shown in fig. 1, an embodiment of the present invention provides a detection apparatus capable of detecting magnetic attraction of a rubber-plastic magnetic stripe on line, including: the device comprises a pressure sensor 1, a pure iron block 2, a base 3, a compression roller 5 and a detection table assembly; wherein the content of the first and second substances,
the pressure sensor 1 is arranged on the base 3, and the pure iron block 2 is placed on the pressure sensor 1;
the detection table component is arranged on the base 3, a groove channel for placing the rubber and plastic magnetic strip is arranged on the detection table component, the groove channel is located above the pure iron block 2, and a detection gap is arranged between the bottom surface of the groove channel and the upper surface of the pure iron block 2.
In the above detection device, the pressure sensor 1 is a pressure sensor having a detection pressure value of less than 300g, preferably 100 to 200 g.
In the detection device, the detection gap between the bottom surface of the groove channel and the upper surface of the pure iron block 2 is not more than 0.8 mm;
the thickness of the groove channel bottom plate is not more than 0.5mm, and preferably, the thickness of the groove channel bottom plate is not more than 0.25 mm.
The detection device further includes: the compression roller assembly is composed of a plurality of groups of compression rollers 5 arranged at intervals, preferably 3 groups of compression rollers are adopted, and each compression roller 5 is a non-magnetic compression roller, namely a compression roller made of a non-magnetic material.
The detection device further includes: and the control unit is electrically connected with the pressure sensor 1 and can obtain the magnetic attraction of the detected rubber and plastic magnetic strip according to the pressure signal of the pressure sensor 1. Preferably, the control unit can adopt a PLC controller.
In the detection device, the detection platform assembly is formed by arranging a detection platform 7 on a frame 4;
the groove channel for placing the rubber and plastic magnetic strip is arranged on the detection platform 7.
In the detection device, the frame 4 is made of a non-magnetic material;
the detection platform 7 is made of a non-magnetic material.
In the detection device, the pure iron block 2 is a cuboid, and the weight of the pure iron block is 80-300 g, preferably 80-200 g; the length of the upper surface of the pure iron block 2 is 25.4mm, the width is 15-20 mm, and the height is set along with the weight.
In the detection device, the pure iron block 2 is made of a material with the mark DT4 specified in GB/T6983.
In the above detection device, the base 3 is made of a non-magnetic material.
When the rubber and plastic magnetic strip passes through the area to be detected (the magnetic strip can be kept still or can move), a suction force is generated on the pure iron block at the lower part, the detection device provided by the invention is used for measuring the magnetic suction force, so that the magnetic suction force of the rubber and plastic magnetic strip can be judged, and the quality of the rubber and plastic magnetic strip is determined.
The measuring principle of the magnetic attraction force is as follows:
force F (t) ═ F on the pressure sensorPure iron-FSuction force；
Wherein: fPure ironIs the weight of the pure iron block;
Fsuction forceThe magnetic attraction force of the rubber-plastic magnetic strip to be measured is obtained;
when the rubber-plastic magnetic strip is not placed, the force F (0) on the pressure sensor is F (0)Pure ironSetting the initial value of the pressure sensor to be zero, namely F (0) is F pure iron;
during detection, the test data of the pressure sensor is F (t) ═ F (0) ═ FSuction forceThus, the pressure value (absolute value) tested by the pressure sensor is the attraction force of the magnetic strip to the pure iron.
The detection device provided by the invention utilizes the principle that the pressure sensor measures the force, the rubber and plastic magnetic strip to be detected is placed or continuously moved on the detection platform, and the magnetic attraction force of the rubber and plastic magnetic strip is directly measured through the numerical value display of the pressure sensor. The suction range of the rubber and plastic magnetic strip is detected by replacing different suction blocks without the need of old methods, so that the influence of manipulation and proficiency of operators is avoided, the influence of artificial or accidental factors in the process of measuring the suction weight of the rubber and plastic magnetic strip is overcome, online detection and control on a production line can be realized, the rubber and plastic magnetic strip suction device is convenient to use, accurate in detection, capable of continuously measuring and high in working efficiency, and capable of conveniently realizing the magnetic suction force of the rubber and plastic magnetic strip which is automatically judged, and further determining the quality of the rubber and plastic magnetic strip. And the online detection and control can be conveniently realized.
The embodiments of the present invention are described in further detail below.
As shown in fig. 1, an embodiment of the present invention provides a magnetic attraction force detection device for a rubber-plastic magnetic stripe, including: the device comprises a pressure sensor 1, a pure iron block 2, a base 3, a frame 4, a compression roller 5, a rubber and plastic magnetic strip 6 and a detection platform 7; wherein, except the pure iron block and the measured rubber-plastic magnetic strip, other parts are preferably made of non-magnetic materials such as: the device comprises a base, a detection platform (comprising a frame) and a compression roller; the size and the weight of the pure iron block can ensure the detection precision, a cuboid structure with the length and the width of the upper surface of 25.4mm multiplied by (15-20) mm is selected in a comprehensive consideration mode, the height is determined according to the absorption weight, generally less than 100g can be selected, and if the size of the upper surface of the cuboid pure iron block is 25.4 multiplied by 15mm, the thickness can be selected to be 33.7 mm; the type and the weighing range of the pressure sensor are wide, and the pressure sensor which has no deformation or little deformation under the action of pressure is selected; the weighing range can be less than 300g, preferably 100-200 g; the gap delta between the rubber-plastic magnetic strip and the upper plane of the pure iron block is less than 0.8mm, and preferably controlled within 0.4 mm; the gap delta is the thickness of the bottom plate of the groove channel of the detection platform plus the gap between the pure iron block and the bottom plate; the bottom plate of the detection platform should be made of a high-strength non-magnetic material including metal or a high polymer material, and is required to be thin; the thickness of the bottom plate of the groove channel can be controlled within 0.5mm, preferably within 0.25 mm; the pressure of the compression roller cannot be too large, so that the magnetic strip or the bottom plate is deformed if the pressure of the compression roller is too large, and the accuracy of test data is influenced; sponge and rubber roller with good elasticity or soft material compaction can also be adopted; the magnetic stripe is fully attached to the bottom plate; the static measurement can be carried out without a press roller.
When measuring the magnetic attraction of rubber and plastic magnetic stripe, only need place the rubber and plastic magnetic stripe in testing platform's recess passageway, also can be connected with rubber and plastic magnetic stripe production line and can measure the magnetic attraction of rubber and plastic magnetic stripe in succession. And the device can also be connected with a PLC (programmable logic controller) serving as a control unit and a production line, so that the aims of automatic detection and control are fulfilled.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a detection apparatus that ability on-line measuring rubber and plastic magnetic stripe magnetism suction, its characterized in that includes: the device comprises a pressure sensor (1), a pure iron block (2), a base (3), a compression roller (5) and a detection table assembly; wherein the content of the first and second substances,
the pressure sensor (1) is arranged on the base (3), and the pure iron block (2) is placed on the pressure sensor (1);
the detection table component is arranged on the base (3), a groove channel for placing the rubber and plastic magnetic strip is arranged on the detection table component, the groove channel is located above the pure iron block (2), and a detection gap is arranged between the bottom surface of the groove channel and the upper surface of the pure iron block (2).
2. The detection device capable of detecting the magnetic attraction of the rubber-plastic magnetic strip on line according to claim 1, wherein a detection gap between the bottom surface of the groove channel and the upper surface of the pure iron block (2) is not more than 0.8 mm;
the thickness of the groove channel bottom plate is not more than 0.5 mm.
3. The device for detecting the magnetic attraction of the rubber-plastic magnetic strip according to claim 1, further comprising: and the compression roller assembly is arranged on the detection platform assembly, is positioned above the groove channel and can press the rubber and plastic magnetic strip placed in the groove channel.
4. The detection device capable of detecting the magnetic attraction of the rubber-plastic magnetic strip on line according to claim 3, wherein the compression roller assembly comprises a plurality of groups of compression rollers (5) arranged at intervals, and each compression roller (5) is a non-magnetic compression roller.
5. The device for detecting the magnetic attraction of the rubber-plastic magnetic strip according to any one of claims 1 to 3, further comprising: and the control unit is electrically connected with the pressure sensor (1) and can obtain the magnetic attraction of the detected rubber and plastic magnetic strip according to the pressure signal of the pressure sensor (1).
6. The detection device capable of detecting the magnetic attraction force of the rubber-plastic magnetic strip on line according to any one of claims 1 to 3, wherein the detection platform assembly is formed by arranging a detection platform (7) on a frame (4);
the groove channel for placing the rubber and plastic magnetic strip is arranged on the detection platform (7).
7. The detection device capable of detecting the magnetic attraction of the rubber-plastic magnetic strip on line according to claim 3, wherein the frame (4) is a non-magnetic frame;
the detection platform (7) adopts a non-magnetic conductive detection platform;
the base (3) adopts a non-magnetic base.
8. The detection device capable of detecting the magnetic attraction of the rubber-plastic magnetic strip on line according to any one of claims 1 to 3, wherein the pure iron block (2) is a cuboid, and the weight of the pure iron block is 80-200 g;
the pressure sensor (1) adopts a pressure sensor with a detection pressure value smaller than 300 g.
9. The detection device capable of detecting the magnetic attraction of the rubber-plastic magnetic strip on line according to any one of claims 1 to 3, wherein the pure iron block (2) has an upper surface with a length of 25.4mm and a width of 15-20 mm.
10. The detection device capable of detecting the magnetic attraction force of the rubber-plastic magnetic strip on line according to any one of claims 1 to 3, wherein the pure iron block (2) is made of a pure iron block made of a material with a trade mark DT4 specified in GB/T6983.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110203450.0A CN113009386A (en) | 2021-02-23 | 2021-02-23 | Detection apparatus capable of detecting magnetic attraction of rubber-plastic magnetic stripe on line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110203450.0A CN113009386A (en) | 2021-02-23 | 2021-02-23 | Detection apparatus capable of detecting magnetic attraction of rubber-plastic magnetic stripe on line |
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| CN113009386A true CN113009386A (en) | 2021-06-22 |
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| CN202110203450.0A Pending CN113009386A (en) | 2021-02-23 | 2021-02-23 | Detection apparatus capable of detecting magnetic attraction of rubber-plastic magnetic stripe on line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113534024A (en) * | 2021-06-29 | 2021-10-22 | 浙江英洛华引力科技有限公司 | Magnetic force detection device for magnet |
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| CN202562679U (en) * | 2012-04-26 | 2012-11-28 | 广东省梅州市磁性材料厂 | Rubber and plastic magnetic strip suction detection apparatus |
| CN205120943U (en) * | 2015-11-11 | 2016-03-30 | 张钠 | Magnetic attraction detection device |
| CN205669986U (en) * | 2016-06-07 | 2016-11-02 | 无锡广兴东茂科技有限公司 | A kind of steel body flatness detecting device |
| CN205808605U (en) * | 2016-06-08 | 2016-12-14 | 大地熊（苏州）磁铁有限公司 | A kind of ferro-gum suction measurement device |
| CN207675915U (en) * | 2017-11-13 | 2018-07-31 | 广西电网有限责任公司电力科学研究院 | A kind of electromagnet suction test device |
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2021
- 2021-02-23 CN CN202110203450.0A patent/CN113009386A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202562679U (en) * | 2012-04-26 | 2012-11-28 | 广东省梅州市磁性材料厂 | Rubber and plastic magnetic strip suction detection apparatus |
| CN205120943U (en) * | 2015-11-11 | 2016-03-30 | 张钠 | Magnetic attraction detection device |
| CN205669986U (en) * | 2016-06-07 | 2016-11-02 | 无锡广兴东茂科技有限公司 | A kind of steel body flatness detecting device |
| CN205808605U (en) * | 2016-06-08 | 2016-12-14 | 大地熊（苏州）磁铁有限公司 | A kind of ferro-gum suction measurement device |
| CN207675915U (en) * | 2017-11-13 | 2018-07-31 | 广西电网有限责任公司电力科学研究院 | A kind of electromagnet suction test device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113534024A (en) * | 2021-06-29 | 2021-10-22 | 浙江英洛华引力科技有限公司 | Magnetic force detection device for magnet |
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