CN209296646U - A kind of magnetic powder inspection adds magnetic device - Google Patents
A kind of magnetic powder inspection adds magnetic device Download PDFInfo
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- CN209296646U CN209296646U CN201821509930.XU CN201821509930U CN209296646U CN 209296646 U CN209296646 U CN 209296646U CN 201821509930 U CN201821509930 U CN 201821509930U CN 209296646 U CN209296646 U CN 209296646U
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- magnetic
- powder inspection
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- slip ring
- magnetic powder
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Abstract
The utility model provides a kind of magnetic powder inspection and adds magnetic device, it includes two opposite magnetic poles in position, two magnetic pole heteropolarities are opposite, two magnetic poles are arranged between two turntables, the turntable is connect with driving mechanism, the driving mechanism can drive the turntable to rotate, and form material conveying passage between two magnetic poles.The magnetic powder inspection adds magnetic device to be provided with two positions relatively and rotatable magnetic pole, the detection material by magnetic pole is carried out to add magnetic by the rotation of magnetic pole, in this way while can guarantee that entirely detecting material carries out adding magnetic effect, detecting material being capable of straight line fast feed, the detection speed of material can be thus effectively improved, working efficiency is improved.
Description
Technical field
The utility model relates to a kind of magnetic powder inspection devices, in particular to a kind of specially to detect a flaw to cylindrical steel
When to steel carry out plus magnetic device.
Background technique
Magnetic-particle test is suitable for the defect detecting test of the cylindric steel surfaces such as the axis of steel pipe, motor vehicle, visits in magnetic powder
In wound test, the magnetic powder solution containing magnetic powder is coated on to the surface of checked property, and takes and applies magnetic field in checked property
Equal measures, checked property is magnetized.It is present in the occasion on the surface for the checked property being magnetized in flaws such as crackles, because from
This flaw leakage magnetic flux, so, magnetic powder is attracted by this leakage magnetic flux, forms the instruction pattern formed by magnetic powder.Then, pass through observation
This magnetic powder indicates pattern, checks flaw.
Currently used magnetic powder inspection method is made of magnetization process, distribution process, observation process and demagnetization process；At this
Magnetize in process, in the hole for being inserted into the examined material being made of magnetic substance for foring the hole penetrated through in a thickness direction
Lead to DC current in electric current perforation extremely, also, leads in the magnetizing coil configured opposite to each other with the two sides of examined material and exchange
Electric current magnetizes above-mentioned examined material；In the distribution process, magnetic powder fluid is interspersed among to the surface of above-mentioned examined material；At this
It observes in process, observation is attached to the presence or absence of the magnetic powder of above-mentioned examined material；In the demagnetization process, above-mentioned examined material is moved back
Magnetic.
Utility model patent (patent No.: 2017108146289) discloses a kind of magnetic powder inspection device, has with level
Direction is that axis rotatably supports the supporting part of checked property, is coated on quilt by the magnetized magnetized portion of checked property, by magnetic powder fluid
It checks the painting part of object and to the image pickup part that checked property is imaged, is configured to, magnetic powder fluid is coated on solid in lower side
The surface of the checked property of the rotation status of constant speed degree rotation, side is imaged above.This magnetic powder inspection device is to pass through
Detected material rotates the magnetic that adds to realize detected material, and this mode detected material needs to be fed in rotation, and feeding rate is slow, examines
Low efficiency is surveyed, is difficult to meet production requirement.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide one kind can be by rotation side
Formula is carried out to detection piece plus the device of magnetic treatment.
In order to achieve the above objects and other related objects, the utility model patent discloses a kind of magnetic powder inspection magnetic is added to fill
It sets comprising the opposite magnetic pole in two positions, two magnetic pole heteropolarities are opposite, and two magnetic poles are arranged between two turntables, institute
It states turntable to connect with driving mechanism, the driving mechanism can drive the turntable to rotate, and form material conveying between two magnetic poles
Channel.
Preferably, described two magnetic pole series connection, one of magnetic pole are electrically connected with an electric brush slip ring structure.
Preferably, the electric brush slip ring structure includes brush and slip ring, and the brush is fixedly mounted and connects to power supply, institute
It states slip ring to be fixedly connected with one in two turntables, the brush is contacted with the slip ring, and the slip ring is rotatable, the cunning
Ring is electrically connected with a magnetic pole in two magnetic poles.
Preferably, the brush structure includes three brushes, and three brushes are uniformly distributed along the circumferencial direction of the slip ring.
Preferably, the driving mechanism includes two roller bearings disposed in parallel, and the both ends of the roller bearing are equipped with carrying roller, described
Roller bearing is connect with driving motor, and described two turntables are respectively supported on the carrying roller at two roller bearing both ends, and the roller bearing rotates band
Move the turntable rotation.
Preferably, the both ends of the roller bearing are supported by support frame, and support frame as described above is arranged on the rack.
Preferably, clump weight is additionally provided between described two turntables.
Preferably, described two magnetic poles are equipped with distance adjusting mechanism, and the distance adjusting mechanism can adjust two magnetic
The distance between pole.
Preferably, the distance adjusting mechanism be a leading screw and nut mechanism, the travelling nut of the leading screw and nut mechanism with
One of magnetic pole connection.
Preferably, one end of the screw rod is equipped with adjusting handle.
As described above, the magnetic powder inspection adds magnetic device to have the advantages that the magnetic powder inspection adds magnetic device to be provided with
Two positions are opposite and rotatable magnetic pole, carry out adding magnetic to the detection material by magnetic pole by the rotation of magnetic pole, exist in this way
Material can be guaranteed entirely to detect to carry out plus while magnetic effect, detection material can straight line fast feed, thus can be effective
The detection speed of material is improved, working efficiency is improved.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model embodiment.
Fig. 2 is the main view of the utility model embodiment.
Component label instructions: 1, magnetic pole；2, turntable；3, clump weight；4, driving motor；5, roller bearing；6, carrying roller；7, it adjusts
Handwheel；8, conducting copper；9, brush；10, slip ring；11, rack；12, support frame.
Specific embodiment
The embodiments of the present invention is illustrated by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
Please refer to Fig. 1,2.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to match
The revealed content of specification is closed, so that those skilled in the art understands and reads, being not intended to limit the utility model can
The qualifications of implementation, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of the utility model can be generated and the purpose that can reach, it should all still fall in the utility model institute
The technology contents of announcement obtain in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", "left", "right",
The term of " centre " and " one " etc. is merely convenient to being illustrated for narration, rather than to limit the enforceable range of the utility model,
Its relativeness is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the utility model.
As shown in Figure 1, 2, the utility model provides a kind of magnetic powder inspection and adds magnetic device, should plus magnetic device be used for being visited
Wound test cylindrical work carries out plus magnetic.This adds magnetic device to include two opposite magnetic poles in position 1, two magnetic pole heteropolarity phases
Right, i.e., the pole N of one magnetic pole is extremely opposite with the S of another magnetic pole.Two magnetic poles 1 are arranged between two turntables 2, two magnetic poles
1 is arranged in parallel between two turntables 2.Turntable 2 is connect with driving mechanism, turntable can be driven to rotate by driving mechanism, in turn
Two magnetic pole rotations are driven, form material conveying passage between two magnetic poles, two turntables are equipped with and material conveying passage
The corresponding through-hole in position, magnetic device should be added by needing magnetized workpiece that can pass through by material conveying passage, and two magnetic poles are around logical
The workpiece rotation crossed realizes to material plus magnetic treatment.
As a kind of specific embodiment, two magnetic poles 1 are connected by conducting copper 8, a magnetic pole in two magnetic poles
It is electrically connected with an electric brush slip ring structure.The electric brush slip ring structure setting is in the side of a wherein turntable, electric brush slip ring structure packet
Brush 9 and slip ring 10 are included, brush 9 is fixedly mounted and connect with external power supply, and external power supply can be direct current or alternating current.It is sliding
Ring 10 is fixedly connected with a close turntable 2, and 2 rotational energy of turntable drives slip ring 10 to rotate together with, and then is realized and magnetic pole
Synchronous rotary, slip ring 10 are electrically connected with a magnetic pole in two magnetic poles by conducting copper, and two magnetic poles 1 can thus produced
Magnetisation.In order to increase the magnetism of magnetic pole, guarantee that material is magnetized completely by energy express delivery after magnetic pole, while in order to guarantee
The stability of entire circuit, brush 9 is settable multiple, and in the present embodiment, brush 9 is provided with three, and along the circle of slip ring 10
Circumferential direction is uniformly distributed.
As a kind of specific embodiment, driving mechanism includes two roller bearings 5 disposed in parallel, and the both ends of roller bearing 5 pass through
Support frame support 12, support frame 12 is arranged in rack 11.The both ends of roller bearing 5 are provided with carrying roller 6, and roller bearing 5 and driving motor 4 are logical
Transmission mechanism connection is crossed, driving motor 4 can drive carrying roller 6 to rotate.Two turntables 2 are respectively supported at the support at two 5 both ends of roller bearing
On roller 6, by frictional force between the two, carrying roller rotation can drive turntable 2 to rotate.In order to guarantee that two roller bearings 5 are synchronous, two
Roller bearing 5 is connect with a driving motor 4, and two driving motors 4 are synchronous this ensures that roller bearing 5 is synchronous, and then guarantees turntable 2
It rotates smoothly.
When carrying out plus magnetic, for the material of different-diameter, two magnetic poles 1 need to rotate spacing appropriate, such ability
It plays and preferably adds magnetic effect, therefore distance adjusting mechanism can be equipped on two magnetic poles 1, adjusted by distance adjusting mechanism
The distance between two magnetic poles 1.Distance adjusting mechanism be a leading screw and nut mechanism, the travelling nut of leading screw and nut mechanism with wherein
One magnetic pole connection, one end of screw rod are equipped with adjusting handle 7.
In order to prevent because the mobile bring of magnetic pole is eccentric, clump weight 3 can be set between two turntables 2, pass through clump weight 3
To guarantee that turntable 2 rotates smoothly.
Magnetic device should be added when in use, and be powered first to magnetic pole 1, magnetic pole 1 is made to generate magnetism, by passing through driving motor 4
It drives the magnetic pole 1 on turntable 2 and turntable to rotate, after magnetic pole 1 is rotated up at the uniform velocity, the workpiece of cylindrical type is made by apparatus for feeding
By the material conveying passage between two magnetic poles, two magnetic poles 1 around workpiece rotation and magnetize it.
The magnetic powder inspection adds magnetic device to be provided with two positions relatively and rotatable magnetic pole, by the rotation of magnetic pole to logical
The detection material for crossing magnetic pole carries out plus magnetic, in this way while can guarantee that entirely detecting material carries out adding magnetic effect, detectable substance
Material can straight line fast feed, can thus effectively improve the detection speed of material, improve working efficiency.So this is practical new
Type effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above embodiments are only illustrative of the principle and efficacy of the utility model, and not for limitation, this is practical new
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
All equivalent modifications or change completed under mind and technical idea, should be covered by the claim of the utility model.
Claims (10)
1. a kind of magnetic powder inspection adds magnetic device, which is characterized in that it includes two opposite magnetic poles in position, two magnetic pole heteropolarities
Relatively, two magnetic poles are arranged between two turntables, and the turntable is connect with driving mechanism, and the driving mechanism can drive described
Turntable rotates, and forms material conveying passage between two magnetic poles.
2. magnetic powder inspection according to claim 1 adds magnetic device, it is characterised in that: described two magnetic pole series connection, wherein one
A magnetic pole is electrically connected with an electric brush slip ring structure.
3. magnetic powder inspection according to claim 2 adds magnetic device, it is characterised in that: the electric brush slip ring structure includes brush
And slip ring, the brush are fixedly mounted and connect to power supply, the slip ring is fixedly connected with one in two turntables, the electricity
Brush is contacted with the slip ring, and the slip ring is rotatable, and the slip ring is electrically connected with a magnetic pole in two magnetic poles.
4. magnetic powder inspection according to claim 3 adds magnetic device, it is characterised in that: the brush structure includes three electricity
Brush, three brushes are uniformly distributed along the circumferencial direction of the slip ring.
5. magnetic powder inspection according to claim 1 adds magnetic device, it is characterised in that: the driving mechanism includes two parallel
The both ends of the roller bearing of setting, the roller bearing are equipped with carrying roller, and the roller bearing is connect with driving motor, and described two turntables support respectively
On the carrying roller at two roller bearing both ends, the roller bearing rotation drives the turntable rotation.
6. magnetic powder inspection according to claim 5 adds magnetic device, it is characterised in that: the both ends of the roller bearing pass through support frame
Support, support frame as described above are arranged on the rack.
7. magnetic powder inspection according to claim 1 adds magnetic device, it is characterised in that: be additionally provided with and match between described two turntables
Pouring weight.
8. magnetic powder inspection according to claim 1 adds magnetic device, it is characterised in that: described two magnetic poles are equipped with distance and adjust
Mechanism is saved, the distance adjusting mechanism can adjust the distance between two magnetic poles.
9. magnetic powder inspection according to claim 8 adds magnetic device, it is characterised in that: the distance adjusting mechanism is a screw rod
Nut body, the travelling nut of the leading screw and nut mechanism are connect with one of magnetic pole.
10. magnetic powder inspection according to claim 9 adds magnetic device, it is characterised in that: one end of the screw rod, which is equipped with, to be adjusted
Handwheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821509930.XU CN209296646U (en) | 2018-09-14 | 2018-09-14 | A kind of magnetic powder inspection adds magnetic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821509930.XU CN209296646U (en) | 2018-09-14 | 2018-09-14 | A kind of magnetic powder inspection adds magnetic device |
Publications (1)
| Publication Number | Publication Date |
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| CN209296646U true CN209296646U (en) | 2019-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821509930.XU Active CN209296646U (en) | 2018-09-14 | 2018-09-14 | A kind of magnetic powder inspection adds magnetic device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270160A (en) * | 2018-09-14 | 2019-01-25 | 苏州磁星检测设备有限公司 | A kind of magnetic powder inspection adds magnetic device |
-
2018
- 2018-09-14 CN CN201821509930.XU patent/CN209296646U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109270160A (en) * | 2018-09-14 | 2019-01-25 | 苏州磁星检测设备有限公司 | A kind of magnetic powder inspection adds magnetic device |
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