CN207232080U - A kind of spring magnetic powder inspection device - Google Patents
A kind of spring magnetic powder inspection device Download PDFInfo
- Publication number
- CN207232080U CN207232080U CN201721222013.9U CN201721222013U CN207232080U CN 207232080 U CN207232080 U CN 207232080U CN 201721222013 U CN201721222013 U CN 201721222013U CN 207232080 U CN207232080 U CN 207232080U
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- Prior art keywords
- electrode
- copper plate
- screw
- rack
- axis
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- 239000006247 magnetic powder Substances 0.000 title claims abstract description 17
- 238000007689 inspection Methods 0.000 title claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 62
- 229910052802 copper Inorganic materials 0.000 claims abstract description 62
- 239000010949 copper Substances 0.000 claims abstract description 62
- 238000001514 detection method Methods 0.000 claims abstract description 39
- 238000009413 insulation Methods 0.000 claims abstract description 27
- 239000011148 porous material Substances 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 239000007921 spray Substances 0.000 description 8
- 230000005611 electricity Effects 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
Spring magnetic powder inspection device, including rack, a pair of of circle copper plate electrode, circle copper plate electrode insulating blanket, electrode axis, electrode axis insulation sleeve, electrode axis insulation sleeve fixed handle, screw, screw bearing, slide, magnetic flaw detection ink sprinkling equipment；A pair of circle copper plate electric pole-face is parallel and opposite on a pair of of rack, one rack is installed on screw bearing or two racks are separately mounted on two screw bearings, a pair of circle copper plate electric pole-face is point-blank, and its spacing covers the length of spring to be detected a flaw, screw bearing is engaged with screw；The central hollow position of spring workpiece is that the middle position of circle copper plate electric pole-face is poroid, be equipped with the hole in perpendicular to circle copper plate electric pole-face electrode axis and with round copper plate electrode mutual insulating；Circle copper plate electrode is fixed with rack, and rack is equipped with the supporting arrangement of electrode axis so that rack on screw when sliding, axis shape electrode is stilled remain in the medium pore of round copper plate electrode；Magnetic flaw detection ink sprinkling equipment slides on slide.
Description
Technical field：
It the utility model is related to a kind of facility of magnetic powder inspection, and in particular to a kind of magnaflux to spring flaw detection.
Background technology：
Large-sized steel spring needs to detect a flaw, and magnetic powder inspection utilizes the interaction of the stray field and magnetic powder at workpiece, defect,
It make use of steel product surface and the difference of near surface flaw (such as crackle, slag inclusion, hairline etc.) magnetic conductivity and steel magnetic conductivity,
Distortion will occur for the magnetic field after magnetization at these material discontinuities, form part magnetic flux leakage workpiece surface and generate leakage field
, so as to attract magnetic powder to form magnetism powder accumulation --- the magnetic trace of fault location, (including ultraviolet lamp or daylight are used in appropriate illumination
Lamp) under the conditions of, defective locations and shape are shown, the accumulation to these magnetic powders is observed and explained, is achieved that magnetic powder is visited
Wound.In order to apply magnetic field and keep big magnetic field intensity, large-sized steel spring magnaflux generally requires large-scale coil,
Energy consumption is big, and volume is big, of high cost.
CN106404894 provides a kind of equipment of the coil method magnetic powder inspection of special-shaped steel components, is also used at present large-scale
The flaw detection of steel spring, according to the requirement of standard, bar diameter more than 4mm spring with regard to application requirement magnetic powder inspection, it is existing
The equipment of coil method magnetic powder inspection be a larger iron core container, parts are placed in the hot-wire coil of its outer diameter, or
It is wound on product and is magnetized with flexible cable, is formed longitudinal magnetic field and even further include Circumferential field.For detecting and coil axis direction
Vertical discontinuity.Workpiece can be completely infused in magnetic flaw detection ink so that magnetic flaw detection ink uniform fold is visited in workpiece surface, raising
The accuracy of wound.
Utility model content：
The purpose of this utility model is to propose a kind of novel spring magnaflux for above-mentioned deficiency, utilizes spring itself
It is powered and produces magnetic field with externally-applied magnetic field to magnetic powder effect, there is efficiently and accurately flaw detection effect.
Above-mentioned purpose is realized by following technical scheme：
Spring magnaflux, including rack, a pair of of circle copper plate electrode, circle copper plate electrode insulating blanket, electrode axis, electrode
Axis insulation sleeve, electrode axis insulation sleeve fixed handle, screw, screw bearing, slide, magnetic flaw detection ink sprinkling equipment；A pair of circle copper plate electric
Pole-face is parallel and opposite on a pair of of rack, and a rack is installed on screw bearing or two racks are separately mounted to
On two screw bearings, a pair justifies copper plate electric pole-face point-blank, and its spacing covers the length of spring to be detected a flaw, silk
Rod bearing is engaged with screw；The central hollow position of spring workpiece is that the middle position of circle copper plate electric pole-face is poroid, is set in hole
There are the straight rod conductive copper bar i.e. axis shape electrode perpendicular to circle copper plate electric pole-face, electrode axis and circle copper plate electrode mutual insulating；Circle copper
Plate electrode is fixed with rack, and rack is preferably prepared by insulating materials, and rack is equipped with the supporting arrangement of electrode axis so that rack exists
When being slided on screw, axis shape electrode stilled remain in the medium pore of round copper plate electrode；Magnetic flaw detection ink sprinkling equipment is sliding on slide
Dynamic, magnetic flaw detection ink sprinkling equipment discharge outlet is directed at spring to be detected a flaw.On the straight line of the axis of electrode surface.
The electrode axis insulation sleeve of circle copper plate electrode 3 and tubulose is fixed, electrode axis 4 is installed in electrode axis insulation sleeve 4-1, electricity
Pole axis 4 can slide in electrode axis insulation sleeve 4-1；Electrode axis insulation sleeve fixed handle 5 is installed on rack to insulate to electrode axis
Set 4-1 is fixed or unclamps.Screw is electronic screw.
Rack is equipped with the supporting arrangement of axis shape electrode so that rack on screw when sliding, axis shape electrode still maintains
In the medium pore of circle copper plate electrode；Electrode axis insulation sleeve fixed handle；Magnetic flaw detection ink sprinkling equipment 8, slide 7, magnetic flaw detection ink spray
Device spray outlet is directed at spring to be detected a flaw.A pair of circle copper plate electrode and straight rod conductive copper bar connect the first power supply and second respectively
Power supply, first and second power supply are that phase differs 90 degree of sine wave low-tension supply, justify copper plate electrode 3 clamp spring to be detected a flaw and
Straight rod conductive copper bar produces longitudinal direction and periphery magnetic field when being carried out at the same time energization, then magnetic flaw detection ink sprinkling equipment sprays magnetic flaw detection ink to spring
Surface, carries out spring surface spray C and detects a flaw.Especially first and second power supply is that the sine wave of 90 degree of phase difference is low
Voltage source, carries out spring surface spray C and detects a flaw, and it is rotation spring workpiece to rotate a circle copper plate electrode 3, then observes work
Complete flaw detection in the whole periphery of part.Magnetic flaw detection ink is sprayed to the whole length of spring.
The power supply of circle copper plate electrode and straight rod conductive copper bar uses 12-30V, and current control is in 600-6000A.
The electrode axis insulation sleeve of circle copper plate electrode 3 and tubulose is fixed, electrode axis 4 is installed in electrode axis insulation sleeve 4-1, electricity
Pole axis 4 can slide in electrode axis insulation sleeve 4-1；Central conducting rod energization magnetic field and helical spring are powered the magnetic field one to be formed
Road forms resultant magnetic field, and the phase difference of the power supply of two energizations is 90 degree (low-voltage, high-current direct currents).
Controller, the pump of controller control magnetic flaw detection ink storage box and the application of spray process, power supply can be separately equipped with, it is described
Controller connection magnetization probe, screw 6, screw bearing 6-1 can be electric structures, and the peering picture of control.Degaussion coil
Demagnetization to workpiece spring needs in addition to set.
The electrode plate of spring magnetic spy wound is powered spring, and be powered the magnetic formed with the spiral energization of spring plus central conducting rod
Field forms resultant magnetic field or resultant field together, can detect a flaw when spraying magnetic flaw detection ink to the multi-direction of spring.
Beneficial effect：The utility model is used for large-sized steel spring magnaflux, without massive coil, forms longitudinal flux
It is to need most the flaw detection issuable transversal crack of spring that field, which includes the magnetic field that Circumferential field, especially axial electrode are formed,.This reality
Low with new energy consumption, small, the mechanism of magnetic detection is reasonable, and energy cost substantially reduces.(also can for detecting spiral spring
Detect a flaw turriform or dolioform spring), improve the accuracy of flaw detection.This novel spring magnaflux is logical using spring itself
Electricity produces magnetic field and magnetic powder is acted on externally-applied magnetic field, has efficiently and accurately flaw detection effect.
Brief description of the drawings：
Fig. 1 is the structure diagram of the utility model.
As shown in the figure, rack 1, spring workpiece 2, circle copper plate electrode 3, circle copper plate electrode insulating blanket 3-1, electrode axis 4, electricity
Pole axis insulation sleeve 4-1, electrode axis insulation sleeve fixed handle 5, screw 6, screw bearing 6-1, slide 7, magnetic flaw detection ink sprinkling equipment 8,
Magnetcisuspension liquid pump 8-1, magnetic flaw detection ink communicating pipe 9, magnetic flaw detection ink collecting tank 10, magnetcisuspension liquid bath outlet 11, power transformer 12,13 are power supply
Transformer 12,13 is the offer port of first, second power supply.
Embodiment：
Below in conjunction with the accompanying drawings and specific embodiment, the utility model is furtherd elucidate.It should be understood that following embodiments
The utility model is merely to illustrate without limiting the scope of the utility model.
Embodiment 1：As shown in Figure 1：The spring magnaflux of the present embodiment, including rack 1, are set in the rack
Spring workpiece 2, circle copper plate electrode 3, circle copper plate electrode insulating blanket 3-1, electrode axis 4, electrode axis insulation sleeve 4-1, electrode axis are exhausted
Edge set fixed handle 5, screw 6, screw bearing 6-1, slide 7, magnetic flaw detection ink sprinkling equipment 8, magnetcisuspension liquid pump 8-1, magnetic flaw detection ink connection
Pipe 9, magnetcisuspension liquid bath 10, magnetcisuspension liquid bath outlet 11, the offer supply port that power transformer 12,13 is first, second power supply.One
Parallel to circle copper plate electric pole-face is installed on a pair of of rack, and a rack is installed on screw bearing, circle copper plate electric pole-face
Spacing covers the length of spring to be detected a flaw, and a screw bearing is engaged with screw；Screw systems can be electronic screw, can transport
The round copper plate electric pole-face of dynamic one props up one end of spring, and spring and electricity are clamped with the circle copper plate electric pole-face of another fixation
Contact；One layer of epocel plate of the same area or nylon sheet i.e. insulating blanket 3-1 can be padded behind circle copper plate electric pole-face；Circle
Copper plate electrode insulating blanket bed course fixes a cylinder, and cylinder is equipped with gear, and the gear is engaged by power gear, and power gear is led to
Rocking lever offer is provided.Power gear, rocking lever are installed on rack.
Fixed with copper plate electric pole-face gluing or screw, the central hollow position of spring workpiece is the center of circle copper plate electric pole-face
Position is cavernous structure, and straight rod conductive copper bar, that is, axis shape electrode 4 perpendicular to circle copper plate electric pole-face, electrode axis insulation are equipped with hole
Set 4-1 entangles axis shape electrode, makes axis shape electrode and circle copper plate electrode mutual insulating；Circle copper plate electrode is fixed with rack, and rack is
Prepared by insulating materials, rack is equipped with the supporting arrangement of axis shape electrode, and supporting arrangement is electrode axis insulation sleeve 4-1 so that rack
When being slided on screw, axis shape electrode stills remain in the medium pore of round copper plate electrode and holding insulation；Straight rod conductive copper bar
Rack is equipped with to electrode axis insulation sleeve fixed handle between circle copper plate electrode；Fixed handle controls a screw rod to consolidate
Fixed electrode axis insulation sleeve；Horizontally slip equipped with magnetic flaw detection ink sprinkling equipment 8 on slide 7, during for detecting a flaw to spring to whole
Detection is sprayed in the length of spring, magnetic flaw detection ink sprinkling equipment discharge outlet is directed at spring to be detected a flaw.The diameter of circle copper plate electrode can
To reach 15-20cm, the spring that can be adapted for plurality of specifications different-diameter carries out magnetic spy wound.
Two racks be separately mounted on a pair of two screw bearings also can, two screws can be electronic screw.
The course of work：Workpiece to be detected a flaw is placed between round copper plate electric pole-face and is powered, the magnetcisuspension of magnetic flaw detection ink sprinkling equipment 8
Liquid pump 8-1 power effect under, magnetic flaw detection ink communicating pipe 9 from magnetcisuspension liquid bath 10 draw magnetic flaw detection ink by magnetcisuspension liquid bath outlet 11 spray to
Mobile magnetic flaw detection ink groove exports 11 and detects a flaw in the length of whole spring on spring workpiece, on sliding rail.Certainly slide
Track is parallel with the length direction of spring.
Rack is welded into firm closed overall structure by steel plate, rectangular steel pipe and channel steel, reasonable in design, it with
Magnetic flaw detection ink collecting tank 10 is boundary, is divided into two parts up and down, and upper part is by feed mechanism, magnetizable body, spray system, operation panel
Composition, the composition such as liquid reserve tank and pneumatic element.For the preceding sprinkling magnetic flaw detection ink of the magnetization that is powered to workpiece surface, the liquid after sprinkling passes through collection
Liquid bath is recovered to liquid reserve tank recycling.Workpiece spring after flaw detection is preferably completed by demagnetizing apparatus again.
The utility model circuit is to be powered (magnetic field generator) by helical spring and the magnetic field generator of straight rod conductive copper bar
Formed for two sets of circuits of core, power supply is quoted from 380V three-phase alternating currents, its AB connects circumferential ac magnetization power transformer, BC
Connect longitudinal ac magnetization power transformer, this is mutually independent in trigger circuit.The adjustment of energization magnetizing current, respectively
By two high-quality silicon-controlled completions, change is serially connected in the angle of flow silicon-controlled in main transformer primary return, you can changes main transformer
The voltage amplitude of depressor primary, so as to change the size of transformer secondary current, to achieve the purpose that to adjust magnetizing current size.
Control silicon module phase-shift trigger circuit to form using existing integrated circuit and its peripheral cell, as long as on rotating panel
Potentiometer be can reach adjust output current size purpose.
Technological means disclosed in the utility model is not limited only to disclosed in above-mentioned technological means, further include by with
The technical solution that upper technical characteristic equivalent substitution is formed.The unaccomplished matter of the utility model, belongs to those skilled in the art's
Common knowledge.
Claims (3)
1. spring magnetic powder inspection device, it is characterized in that spring magnaflux, including rack, a pair of of circle copper plate electrode, circle copper coin
Electrode insulation bed course, electrode axis, electrode axis insulation sleeve, electrode axis insulation sleeve fixed handle, screw, screw bearing, slide, magnetcisuspension
Liquid sprinkling equipment；A pair of circle copper plate electric pole-face is parallel and opposite on a pair of of rack, and a rack is installed on screw branch
On seat or two racks are separately mounted on two screw bearings, and a pair justifies copper plate electric pole-face point-blank, and its spacing
The length of spring to be detected a flaw is covered, screw bearing is engaged with screw；The central hollow position of spring workpiece i.e. circle copper plate electrode
The middle position in face is poroid, and straight rod conductive copper bar, that is, axis shape electrode perpendicular to circle copper plate electric pole-face, electrode axis are equipped with hole
With circle copper plate electrode mutual insulating；Circle copper plate electrode is fixed with rack, and rack is equipped with the supporting arrangement of electrode axis so that rack
When being slided on screw, axis shape electrode stilled remain in the medium pore of round copper plate electrode；Magnetic flaw detection ink sprinkling equipment is on slide
Slide, magnetic flaw detection ink sprinkling equipment discharge outlet is directed at spring to be detected a flaw；On the straight line of the axis of electrode surface.
2. spring magnetic powder inspection device according to claim 1, it is characterized in that the electrode axis of circle copper plate electrode and tubulose is exhausted
Edge set is fixed, electrode axis is installed in electrode axis insulation sleeve, and electrode axis can be slided in electrode axis insulation sleeve；Installed on rack
Electrode axis insulation sleeve fixed handle is fixed or unclamps to electrode axis insulation sleeve.
3. spring magnetic powder inspection device according to claim 1, it is characterized in that screw is electronic screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721222013.9U CN207232080U (en) | 2017-09-22 | 2017-09-22 | A kind of spring magnetic powder inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721222013.9U CN207232080U (en) | 2017-09-22 | 2017-09-22 | A kind of spring magnetic powder inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207232080U true CN207232080U (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721222013.9U Expired - Fee Related CN207232080U (en) | 2017-09-22 | 2017-09-22 | A kind of spring magnetic powder inspection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207232080U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107632062A (en) * | 2017-09-22 | 2018-01-26 | 江苏中凯探伤设备制造有限公司 | A kind of spring magnetic powder inspection method and apparatus |
| CN108956757A (en) * | 2018-04-25 | 2018-12-07 | 西安飞机工业（集团）有限责任公司 | A kind of aviation extension spring magnetic powder auxiliary detection device and detection method |
-
2017
- 2017-09-22 CN CN201721222013.9U patent/CN207232080U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107632062A (en) * | 2017-09-22 | 2018-01-26 | 江苏中凯探伤设备制造有限公司 | A kind of spring magnetic powder inspection method and apparatus |
| CN108956757A (en) * | 2018-04-25 | 2018-12-07 | 西安飞机工业（集团）有限责任公司 | A kind of aviation extension spring magnetic powder auxiliary detection device and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A spring magnetic particle flaw detection device Effective date of registration: 20210803 Granted publication date: 20180413 Pledgee: China Construction Bank Corporation Sheyang sub branch Pledgor: JIANGSU ZHONGKAI DETECTION EQUIPMENT MANUFACTURING Co.,Ltd. Registration number: Y2021980007232 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |