CN110865119A - Bolt detects and uses eddy current detector convenient to installation - Google Patents
Bolt detects and uses eddy current detector convenient to installation Download PDFInfo
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- CN110865119A CN110865119A CN201911182798.5A CN201911182798A CN110865119A CN 110865119 A CN110865119 A CN 110865119A CN 201911182798 A CN201911182798 A CN 201911182798A CN 110865119 A CN110865119 A CN 110865119A
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- 238000009434 installation Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 56
- 238000004804 winding Methods 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000007689 inspection Methods 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
- G01N27/9006—Details, e.g. in the structure or functioning of sensors
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Abstract
The invention discloses an eddy current detector for detecting a bolt, which is convenient to install and comprises an installation seat and a detection mechanism, wherein the detection mechanism is installed in the installation seat, the side wall of the installation seat is provided with an installation through hole, a detection coil is sleeved in the installation through hole, the detection coil is designed into a plurality of groups of coils, three different winding methods are adopted, three adjustable knob switches are matched, so that the whole part can be subjected to eddy current detection at 360 degrees, material cracks can be detected, the part can detect the metallographic components of the whole part only by passing through the detection coil, the outer walls of the lower ends of the two sides of a base are provided with fixed blocks, the fixed blocks are installed on a machine through fixed bolts, a PCI slot is arranged to be connected with a data wire, the detection coil directly communicates part signals with a PCB, the PCB directly communicates with a computer through a bus channel (PCI slot) of a computer, this vortex detector is used in bolt detection convenient to installation, simple structure, the simple operation, work efficiency is high.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a bolt detection eddy current detector convenient to mount.
Background
The eddy current inspection is a nondestructive inspection method based on the electromagnetic induction principle. It is suitable for use in conductive materials. When a product part is placed in an alternating magnetic field, induced current exists in the part, namely eddy current is generated, and the induced current changes due to the change of various factors (such as conductivity, permeability, hardness, material, defects and the like) of the part. The part enters the eddy current coil from the guide rail, the part is subjected to 360-degree comprehensive non-contact detection, and the coil measures, collects and calculates electromagnetic signals and then generates test data.
Traditional eddy current testing is divided into crack detection (contact probe) and material detection (coil), and a machine needs 2 coils, and a standard part is put to a coil inside, then the second coil detects the part, and during the detection, the part need stay in detecting coil inside, then is passing through, drags production efficiency slowly. In addition, in the conventional eddy current testing, the tested part is compared with the same standard part (the part must be placed in a coil), and in the automobile fastener (bolt) industry, bolts are produced in large batches in the heat treatment process, so that the bolts cannot ensure that each part or each batch of parts are identical. Therefore, an eddy current detector for detecting a bolt, which is convenient to mount, is provided.
In order to improve the working efficiency of the detection coil, facilitate installation and use and improve the equipment misjudgment rate, the detection coil is designed into a plurality of groups of coils, part signals are directly communicated with a PCB by the coils, and the PCB is directly communicated into a computer through a bus channel (PCI slot) of a computer system to realize the aim.
Disclosure of Invention
The invention aims to provide an eddy current detector for detecting a bolt, which is convenient to mount, and solves the problems in the background by designing a detection coil into a plurality of groups of coils, directly communicating part signals with a PCB (printed circuit board) through the coils, and directly communicating the PCB into a computer through a bus channel (PCI slot) of a computer system.
In order to achieve the purpose, the invention provides the following technical scheme: the eddy current detector for detecting the bolt convenient to install comprises an installation seat and a detection mechanism, wherein the detection mechanism is installed inside the installation seat, the installation seat comprises a base, a PCI slot, an inner hexagonal knurled screw, an installation groove, a knob switch, a gear label and an installation through hole, the PCI slot is arranged on one side of the front end face of the base, the four corners of the bottom of the PCI slot are fixed through the inner hexagonal knurled screw respectively, the installation groove is formed in the other side of the front end face of the base, the knob switch is installed in the installation groove, the gear label is arranged on the outer wall of the base at the upper end of the installation groove, the installation through hole is formed in the side wall of the base;
the detection mechanism comprises a wire roller, a detection channel, a first wire winding groove, a second wire winding groove, a third wire winding groove and a detection coil, the wire roller is sleeved in the installation through hole, the detection channel is arranged in an inner cavity of the wire roller, the first wire winding groove, the second wire winding groove and the third wire winding groove are respectively arranged on the outer wall of the wire roller, and the detection coil is respectively arranged in the first wire winding groove, the second wire winding groove and the third wire winding groove.
Further, the outer walls of the lower ends of the two sides of the base are respectively fixedly connected with a fixing block, bolt holes are respectively formed in the two sides of the fixing block, and fixing bolts are installed in the bolt holes.
Further, the knob switch is of a three-gear adjustable structure.
Furthermore, the first winding groove, the second winding groove and the third winding groove are respectively provided with two groups and are bilaterally symmetrical about the center line of the line roller.
Furthermore, the winding modes of the detection coils in the first winding slot, the second winding slot and the third winding slot in each group are different.
Furthermore, the detection coil is electrically connected with the knob switch.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the eddy current detector for detecting the bolt, which is convenient to install, the side wall of the installation seat is provided with the installation through hole, the detection coil is sleeved in the installation through hole, the outer walls of the lower ends of the two sides of the base are provided with the fixed blocks, the fixed blocks are installed on a machine through the fixed bolts, and the PCI slots are arranged to be connected with the data wires, so that the eddy current detector is simple and convenient to install.
2. According to the eddy current detector for detecting the bolt, which is convenient to mount, the detection coils are designed into a plurality of groups of coils, three groups of different winding methods are adopted, and three adjustable rotary switches are matched, so that the whole part can be subjected to 360-degree eddy current detection and material cracks can be detected, the part can detect the metallographic components of the whole part only by passing through the detection coils, and the replacement cost and the waste time of the detection coils are greatly reduced.
3. According to the eddy current detector for detecting the bolt, which is convenient to install, provided by the invention, the PCI slot is arranged on one side of the front end surface of the base, the detection coil directly communicates part signals with the PCB, and the PCB directly communicates the part signals with the computer through a bus channel (PCI slot) of a computer system, so that the misjudgment rate of equipment is greatly improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the mounting base structure of the present invention;
fig. 3 is a schematic structural diagram of the detection mechanism of the present invention.
In the figure: 1. a mounting seat; 11. a base; 12. a PCI slot; 13. an inner hexagonal knurled screw; 14. mounting grooves; 15. a knob switch; 16. a gear label; 17. mounting a through hole; 18. a fixed block; 19. bolt holes; 110. fixing the bolt; 2. a detection mechanism; 21. a wire roller; 22. a detection channel; 23. a first winding slot; 24. a second winding slot; 25. a third winding slot; 26. a coil is detected.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments 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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, an eddy current detector for detecting a bolt convenient to mount includes a mounting base 1 and a detection mechanism 2, the detection mechanism 2 is mounted inside the mounting base 1, the mounting base 1 includes a base 11, a PCI slot 12, hexagon socket knurling screws 13, a mounting groove 14, a knob switch 15, a gear indicator 16 and a mounting through hole 17, the PCI slot 12 is disposed on one side of the front end surface of the base 11, four corners of the bottom of the PCI slot 12 are respectively fixed by the hexagon socket knurling screws 13, the mounting groove 14 is disposed on the other side of the front end surface of the base 11, the knob switch 15 is mounted in the mounting groove 14, the knob switch 15 is of a three-gear adjustable structure, the gear indicator 16 is disposed on the outer wall of the base 11 at the upper end of the mounting groove 14, the mounting through hole 17 is disposed on the side wall of the base 11, the outer walls at the lower ends of the two sides of, the bolt hole 19 is provided with a fixing bolt 110, and the mounting through hole 17 is provided with the detection mechanism 2.
Referring to fig. 3, the detecting mechanism 2 includes a wire roller 21, a detecting channel 22, a first wire winding groove 23, a second wire winding groove 24, a third wire winding groove 25 and a detecting coil 26, the wire roller 21 is sleeved in the mounting through hole 17, the detecting channel 22 is disposed in an inner cavity of the wire roller 21, the first wire winding groove 23, the second wire winding groove 24 and the third wire winding groove 25 are disposed on an outer wall of the wire roller 21, the first wire winding groove 23, the second wire winding groove 24 and the third wire winding groove 25 are disposed in two sets, and are bilaterally symmetrical with respect to a center line of the wire roller 21, the detecting coils 26 are disposed in the first wire winding groove 23, the second wire winding groove 24 and the third wire winding groove 25, winding manners of the detecting coils 26 in the first wire winding groove 23, the second wire winding groove 24 and the third wire winding groove 25 of each set are different, and the detecting coils 26 are electrically connected to.
In summary, the following steps: according to the eddy current detector for detecting the bolt convenient to mount, the side wall of the mounting seat 1 is provided with the mounting through hole 17, the detection coil 26 is sleeved in the mounting through hole 17, the outer walls of the lower ends of the two sides of the base 11 are provided with the fixing blocks 18, the fixing blocks 18 are mounted on a machine through the fixing bolts 110, and the PCI slot 12 is arranged to be connected with a data wire, so that the mounting is simple and convenient; the detection coil 26 is designed into a plurality of groups of coils, and three different winding methods are adopted, and the three-gear adjustable knob switch 15 is matched, so that the whole part can be subjected to 360-degree eddy current detection and material crack detection, the metallographic component of the whole part can be detected only by passing the part through the detection coil 26, and the replacement cost and the waste time of the detection coil 26 are greatly reduced; the PCI slot 12 is arranged on one side of the front end face of the base 11, the detection coil 26 directly communicates part signals with the PCB, and the PCB directly communicates the part signals with the computer through a bus channel (the PCI slot 12) of the computer system, so that the misjudgment rate of the equipment is greatly improved. This vortex detector is used in bolt detection convenient to installation, simple structure, the simple operation, work efficiency is high.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a bolt detects uses eddy current testing ware convenient to installation, includes mount pad (1) and detection mechanism (2), and inside mount pad (1), its characterized in that were installed in detection mechanism (2): the mounting seat (1) comprises a base (11), PCI slots (12), inner hexagonal knurled screws (13), mounting grooves (14), a rotary knob switch (15), gear labels (16) and mounting through holes (17), wherein the PCI slots (12) are arranged on one side of the front end face of the base (11), the four corners of the bottom of each PCI slot (12) are fixed through the inner hexagonal knurled screws (13), the mounting grooves (14) are formed in the other side of the front end face of the base (11), the rotary knob switches (15) are mounted in the mounting grooves (14), the gear labels (16) are arranged on the outer wall of the base (11) at the upper end of the mounting grooves (14), the mounting through holes (17) are formed in the side wall of the base (11), and detection mechanisms (2) are mounted in the mounting through holes (17);
detection mechanism (2) include line roller (21), detection passageway (22), first coil groove (23), second coil groove (24), third coil groove (25) and detection coil (26), line roller (21) cup joint in installation through-hole (17), detection passageway (22) have been seted up to the inner chamber of line roller (21), first coil groove (23) have been seted up on the outer wall of line roller (21) respectively, second coil groove (24) and third coil groove (25), be provided with detection coil (26) in first coil groove (23), second coil groove (24) and third coil groove (25) respectively.
2. The eddy current sensor for bolt inspection easy to install according to claim 1, wherein: the outer walls of the lower ends of the two sides of the base (11) are respectively fixedly connected with a fixing block (18), bolt holes (19) are respectively formed in the two sides of the fixing block (18), and fixing bolts (110) are installed in the bolt holes (19).
3. The eddy current sensor for bolt inspection easy to install according to claim 1, wherein: the knob switch (15) is of a three-gear adjustable structure.
4. The eddy current sensor for bolt inspection easy to install according to claim 1, wherein: two groups of first winding grooves (23), second winding grooves (24) and third winding grooves (25) are respectively formed and are bilaterally symmetrical about the center line of the line roller (21).
5. The eddy current sensor for bolt inspection easy to install according to claim 4, wherein: the winding modes of the detection coils (26) in the first winding groove (23), the second winding groove (24) and the third winding groove (25) in each group are different.
6. The eddy current sensor for bolt inspection easy to install according to claim 1, wherein: the detection coil (26) is electrically connected with the knob switch (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911182798.5A CN110865119A (en) | 2019-11-27 | 2019-11-27 | Bolt detects and uses eddy current detector convenient to installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911182798.5A CN110865119A (en) | 2019-11-27 | 2019-11-27 | Bolt detects and uses eddy current detector convenient to installation |
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| Publication Number | Publication Date |
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| CN110865119A true CN110865119A (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911182798.5A Pending CN110865119A (en) | 2019-11-27 | 2019-11-27 | Bolt detects and uses eddy current detector convenient to installation |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000058709A (en) * | 2000-06-26 | 2000-10-05 | 주청돈 | Magnetic field producer of eddy current separator apparatus |
| US20090206830A1 (en) * | 2008-02-19 | 2009-08-20 | Young Joo Kim | Sensor for detecting surface defects of metal tube using eddy current method |
| CN101893603A (en) * | 2010-08-06 | 2010-11-24 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | Thread detection device and crack detection method for drilling tool |
| CN102334028A (en) * | 2009-02-24 | 2012-01-25 | 丰田自动车株式会社 | Eddy current sensor and inspection method using the same |
| CN205691547U (en) * | 2016-06-14 | 2016-11-16 | 越策联合（厦门）检测科技有限公司 | A kind of flat type eddy current probe |
| CN110006992A (en) * | 2019-03-28 | 2019-07-12 | 仓信无损检测设备苏州有限公司 | Through mode eddy current sensor and detection method |
-
2019
- 2019-11-27 CN CN201911182798.5A patent/CN110865119A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000058709A (en) * | 2000-06-26 | 2000-10-05 | 주청돈 | Magnetic field producer of eddy current separator apparatus |
| US20090206830A1 (en) * | 2008-02-19 | 2009-08-20 | Young Joo Kim | Sensor for detecting surface defects of metal tube using eddy current method |
| CN102334028A (en) * | 2009-02-24 | 2012-01-25 | 丰田自动车株式会社 | Eddy current sensor and inspection method using the same |
| CN101893603A (en) * | 2010-08-06 | 2010-11-24 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | Thread detection device and crack detection method for drilling tool |
| CN205691547U (en) * | 2016-06-14 | 2016-11-16 | 越策联合（厦门）检测科技有限公司 | A kind of flat type eddy current probe |
| CN110006992A (en) * | 2019-03-28 | 2019-07-12 | 仓信无损检测设备苏州有限公司 | Through mode eddy current sensor and detection method |
Non-Patent Citations (1)
| Title |
|---|
| 崔英敏: "《计算机组装与维护教程》", 冶金工业出版社 * |
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Application publication date: 20200306 |