CN201732078U - Rotary device for clamping magnetic memory sensor - Google Patents
Rotary device for clamping magnetic memory sensor Download PDFInfo
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- CN201732078U CN201732078U CN2010202230062U CN201020223006U CN201732078U CN 201732078 U CN201732078 U CN 201732078U CN 2010202230062 U CN2010202230062 U CN 2010202230062U CN 201020223006 U CN201020223006 U CN 201020223006U CN 201732078 U CN201732078 U CN 201732078U
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Abstract
The utility model discloses a rotary device for clamping a magnetic memory sensor, which comprises a bottom plate (1), two parallel right-angle clamp plates (2), a vertical plate (3), a support plate (4) and a cover plate (5), wherein the bottom plate (1) is used for being connected with an experiment table, the two parallel right-angle clamp plates (2) are fixedly connected on a base, the vertical plate (3) is clamped by the clamp plates, the cover plate (5) is used for fixing the sensor, and the support plate can be positioned at top and bottom on the vertical plate, and can be rotatablely positioned in arbitrary angles. The clamp device is designed by combining the experiment requirements and the appearance characteristics of an auxiliary magnetic probe of a TSC-1M-4 type stress concentration measuring instrument produced by Russian dynamic diagnostics companies, and is used for clamping magnetic memory probes in magnetic field distribution detection experiments of rotary bodies such as gears and the like in low-speed operation. The rotary device for clamping the magnetic memory sensor does not influence the sensor to measure magnetic signals, simultaneously can flexibly regulate the measuring position and the measuring angle of the magnetic memory sensor, has the advantages of simple assembly and dismounting and flexible operation, and belongs to a useful tool and component for magnetic field distribution detection experiments of a lower gear in low-speed operation.
Description
Technical field
The utility model relates to a kind of clamping device, particularly a kind of device of rotary clamping magnetic memory sensor.
Background technology
Under the effect of stretching, compression, distortion and cyclic load, the discontinuous position of magnetic metal inside (as shape, structure or defective) can cause the uneven distribution of stress, the stress concentration phenomenon occurs; Simultaneously because metal inside exists multiple in-fighting effect (as viscoelasticity in-fighting, dislocation in-fighting etc.), certainly will cause dynamic load to eliminate after, the area of stress concentration that forms during loading is kept, and has quite high stress energy.Therefore, for offsetting the stress energy of area of stress concentration, neticdomain wall begins displacement, and changes its spontaneous magnetization direction, thereby magnetic pole is arranged and formed to the reorientation that causes the magnetic domain tissue, in component surface generation stray field.The ultimate principle of metal magnetic memory method (MMM) is exactly record and analyzes the distribution situation that is created in the own stray field in ferromagnetic component and equipment area of stress concentration or the defect area.
It is that Russian Dubov.A.A is taught in early 1990s and proposes that metal magnetic memory detects, and concentrates and the new method of fatigue damage Non-Destructive Testing and diagnosis in a kind of material stress that the later stage nineties grows up.This method is applicable to the quality that detects ferromagnetic component (pipeline, container, impeller, track traffic equipment etc.) and weld seam, also can be in the mechanical property of laboratory study metal.In detection, the metal magnetic memory method can be determined the damage (microdefect that has occurred) of metal structure in area of stress concentration (the main root of damaged development), the area of stress concentration and the non-density (gross imperfection) of metal.
The device fabrication aspect, Muscovite Energediagnostika (power diagnosis) researchist of company detects the method that principle has been developed two kinds of quick diagnosis pipelines and container state based on magnetic memory, and has successfully developed TSC series metal magnetic memory detector and supporting with it data processing software MM-CYSTEM.This cover instrument and software obtain promotion and application in a plurality of countries at present.This complete equipment is used for detecting the Distribution of Magnetic Field of flat board or pipeline more, and this moment, the magnetic probe working method was a hand-held.The TSC-1M-4 type stress that utilizes the research and development of Russian power diagnosis company to make is concentrated measuring instrument, and our contrived experiment is used to study the Distribution of Magnetic Field of the rotary body (as gear) under the low-speed running, and analyzes its magnetic field intensity and magnetic field gradient.In the experiment, magnetic memory probe need keep stable minim gap with workpiece for measurement, and can select to measure position and angle flexibly, therefore needs a kind of special clamping device.
Summary of the invention
Need at above-mentioned experiment, the utility model provides a kind of TSC-1M-4 of being specifically designed to type stress to concentrate the device of the rotary clamping of measuring instrument magnetic probe.
The utility model adopts following technical scheme:
A kind of device of rotary clamping magnetic memory sensor, comprise the base plate 1 that is used for being connected, be connected in two right angle splints 2 on the base plate 1 with experiment table, by the riser 3 of clamping plate 2 clampings, can arbitrarily angled positioning of rotating in the back up pad on the riser 34 and be connected in the cover plate that is used for fixing sensor 5 on the back up pad 4.
Be useful on the slotted hole that is connected with experiment table by screw on the described base plate 1, connect by countersunk bolts between right angle splint 2 and the base plate 1.
Described riser 3 vertically has three vertical slots.
Described back up pad 4 is the quarter bend bent plate, a side have one be used for back up pad 4 on the riser 3 up and down the location through hole and two be the arc groove that is used for back up pad 4 arbitrarily angled positioning of rotating on riser 3 of symcenter with the through hole; Opposite side in back up pad 4 has the translot that is used to connect cover plate 5.
Described cover plate 5 be placed on the back up pad 4 and with it bolt connect, leave the space of magnetic memory sensor and clearance fit with it between the two.
Described base plate 1 material is a cast iron materials, and described right angle splint 2, riser 3, back up pad 4 and cover plate 5 materials are aluminum alloy materials, connects used bolt screw material and is and does not influence the non-magnetic stainless steel material that measures magnetic signal.
Advantage of the present utility model is: can be used for the position of this clamping device of front and back adjusting on the base plate 1 with the slotted hole that experiment table is connected mutually, thereby regulate the gap between magnetic memory sensor and the workpiece for measurement; Back up pad 4 one sides have the arc groove of a through hole and two symmetries, thereby can position and the angle of flexible back up pad 4 on support; Aspect clamping riser 3, adopted the mode of two right angle splints 2, it is firm that clamping is more stablized.
Description of drawings
Fig. 1 is the structural drawing of the device of rotary clamping magnetic memory sensor
Fig. 2 is base plate (side that contacts with the experiment table) synoptic diagram that has four counterbores and four slotted holes
Fig. 3 is first kind the be rotatably connected mode of riser with back up pad;
Fig. 4 is second kind the be rotatably connected mode of riser with back up pad;
The partial schematic diagram that Fig. 5 is rotatably connected with back up pad for riser
Fig. 6 is the shape assumption diagram of magnetic memory sensor
Fig. 7 is the utility model and the figure that cooperates of magnetic memory sensor
Among the figure: 1, base plate, 2, right angle splint, 3, riser, 4, back up pad, 5, cover plate, 6, the magnetic memory sensor
Embodiment
Come the utility model is described further below in conjunction with accompanying drawing and embodiment:
A kind of device of rotary clamping magnetic memory sensor, comprise the base plate 1 that is used for being connected, be connected in two right angle splints 2 on the base plate 1 with experiment table, by the riser 3 of clamping plate 2 clampings, can arbitrarily angled positioning of rotating in the back up pad on the riser 34 and be connected in the cover plate that is used for fixing sensor 5 on the back up pad 4.
Base plate has four counterbores and four slotted holes from a side that contacts with experiment table, and as shown in Figure 2, counterbore is used for being connected with two right angle splint bolts, and slotted hole is used for being connected with the experiment bottom plate screw, can suitably regulate longitudinal separation.
Have three vertical slots separated by a distance on the riser.Back up pad is the quarter bend bent plate, one side has the arc groove of a through hole and two symmetries, wherein through hole is connected with middle vertical slot bolt on the riser, be used for the up and down location of back up pad on riser, article two, arc groove is connected with two limit slot bolts on the riser, be used for the at any angle positioning of rotating of back up pad on riser, shown in Fig. 3,4; The partial schematic diagram that both are rotatably connected such as Fig. 5, thus the home position that is centered close to arc groove of through hole guarantees connection stability; The back up pad opposite side has two translots, is connected with cover plate bolt.
Magnetic memory sensor outer shape as shown in Figure 6, for shaft-like.The shape of cover plate is at the design of sensor profile characteristics, and intermediate door shape projection can stay in sender unit cap on the back up pad.The cover plate both sides have through hole, and a side bolt that is used for having with back up pad translot is connected, and sensor is placed in the space that cover plate and back up pad surround.Be clearance fit between cover plate and the sensor, thereby gap location can be filled fastener material assurance clamping stability.
Base plate is a cast iron materials, and two right angle splints, riser, back up pad and cover plates all are aluminum alloy materials, and used bolt screw is the non-magnetic stainless steel material, thus the magnetic field intensity signal of not disturbing magnetic probe and being measured.In order to have guaranteed certain intensity, right angle splint, riser and back up pad thickness are 2.5mm.
The cooperation figure that the utility model is used for clamping magnetic memory sensor as shown in Figure 7.The shape approximation of magnetic memory sensor 6 is in rectangular parallelepiped, and cover plate 5 is designed at the profile characteristics of sensor, is fixed on the back up pad 4, cooperates therebetween to be clearance fit, and gap location can be filled fastener material, thereby guarantees clamping stability.
Claims (6)
1. the device of a rotary clamping magnetic memory sensor is characterized in that: comprise the base plate (1) that is used for being connected, be connected in two parallel right angle splints (2) on the base plate (1) with experiment table, by the riser (3) of clamping plate (2) clamping, can arbitrarily angled positioning of rotating in the back up pad (4) on the riser (3) and be connected in the cover plate that is used for fixing sensor (5) on the back up pad (4).
2. the device of rotary clamping magnetic memory sensor according to claim 1 is characterized in that: described base plate is useful on the slotted hole that is connected with experiment table by screw on (1), connects by countersunk bolts between right angle splint (2) and the base plate (1).
3. the device of rotary clamping magnetic memory sensor according to claim 1 is characterized in that: described riser (3) vertically has three vertical slots.
4. the device of rotary clamping magnetic memory sensor according to claim 1, it is characterized in that: described back up pad (4) is for the quarter bend bent plate, and a side has one and is used for that the through hole of location and two are back up pad (4) goes up arbitrarily angled positioning of rotating at riser (3) the arc groove that is used for of symcenter with the through hole up and down on riser (3) with back up pad (4); Opposite side in back up pad (4) has the translot that is used to connect cover plate (5).
5. the device of rotary clamping magnetic memory sensor according to claim 1 is characterized in that: described cover plate (5) be placed on that back up pad (4) goes up and with it bolt connect, leave the space of magnetic memory sensor and clearance fit with it between the two.
6. the device of rotary clamping magnetic memory sensor according to claim 1, it is characterized in that: described base plate (1) material is a cast iron materials, described right angle splint (2), riser (3), back up pad (4) and cover plate (5) material are aluminum alloy materials, connect used bolt screw material and are and do not influence the non-magnetic stainless steel material that measures magnetic signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202230062U CN201732078U (en) | 2010-06-04 | 2010-06-04 | Rotary device for clamping magnetic memory sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202230062U CN201732078U (en) | 2010-06-04 | 2010-06-04 | Rotary device for clamping magnetic memory sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201732078U true CN201732078U (en) | 2011-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202230062U Expired - Fee Related CN201732078U (en) | 2010-06-04 | 2010-06-04 | Rotary device for clamping magnetic memory sensor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305826A (en) * | 2011-06-14 | 2012-01-04 | 北京工业大学 | Magnetic memory effect-based rotating equipment failure detecting system |
| CN102830292A (en) * | 2012-08-27 | 2012-12-19 | 北京无线电计量测试研究所 | System for quickly calibrating field uniformity of transient electromagnetic field |
| CN103048380A (en) * | 2012-12-07 | 2013-04-17 | 中国石油天然气集团公司 | Mud pump air case scanning and detecting device based on magnetic memory effect |
| CN103852205A (en) * | 2014-01-24 | 2014-06-11 | 昆山洺九机电有限公司 | Anti-overloading torsion sensor |
| CN104215577A (en) * | 2014-09-21 | 2014-12-17 | 成都众山科技有限公司 | Pressure-sensitive adhesive viscous force detection device facilitating expanding of application range |
-
2010
- 2010-06-04 CN CN2010202230062U patent/CN201732078U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305826A (en) * | 2011-06-14 | 2012-01-04 | 北京工业大学 | Magnetic memory effect-based rotating equipment failure detecting system |
| CN102305826B (en) * | 2011-06-14 | 2013-09-25 | 北京工业大学 | Magnetic memory effect-based rotating equipment failure detecting system |
| CN102830292A (en) * | 2012-08-27 | 2012-12-19 | 北京无线电计量测试研究所 | System for quickly calibrating field uniformity of transient electromagnetic field |
| CN102830292B (en) * | 2012-08-27 | 2014-06-18 | 北京无线电计量测试研究所 | System for quickly calibrating field uniformity of transient electromagnetic field |
| CN103048380A (en) * | 2012-12-07 | 2013-04-17 | 中国石油天然气集团公司 | Mud pump air case scanning and detecting device based on magnetic memory effect |
| CN103048380B (en) * | 2012-12-07 | 2016-06-08 | 中国石油天然气集团公司 | A kind of mud pump air bag scanning detection apparatus based on Metal magnetic memory |
| CN103852205A (en) * | 2014-01-24 | 2014-06-11 | 昆山洺九机电有限公司 | Anti-overloading torsion sensor |
| CN103852205B (en) * | 2014-01-24 | 2017-02-15 | 昆山洺九机电有限公司 | Anti-overloading torsion sensor |
| CN104215577A (en) * | 2014-09-21 | 2014-12-17 | 成都众山科技有限公司 | Pressure-sensitive adhesive viscous force detection device facilitating expanding of application range |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20110604 |