CN201707429U - Special fixture for magnetic memory sensor - Google Patents
Special fixture for magnetic memory sensor Download PDFInfo
- Publication number
- CN201707429U CN201707429U CN2009202775644U CN200920277564U CN201707429U CN 201707429 U CN201707429 U CN 201707429U CN 2009202775644 U CN2009202775644 U CN 2009202775644U CN 200920277564 U CN200920277564 U CN 200920277564U CN 201707429 U CN201707429 U CN 201707429U
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- magnetic memory
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Measuring Magnetic Variables (AREA)
Abstract
The utility model relates to a special fixture for a magnetic memory sensor, which comprises a bottom plate which is connected with a test bed base, a support which is fixedly connected on the bottom plate, a supporting plate and a cover plate which is used for fixing a No.1 sensor. The support comprises a base plate which is fixed on the bottom plate and a vertical plate which is vertically fixed on the base plate. The supporting plate is positioned on the vertical plate. A No.2 sensor is fixed on the supporting plate. The fixture is designed in combination with the appearance characteristics and the experimental requirements of two kinds of magnetic probes attached on a TSC-1M-4 stress concentration measuring instrument produced by Russia Energodiagnostika Co., Ltd., and can be used for clamping the magnetic probe in the magnetic field distribution detection experiment of a rotating body which rotates at low speed. Since all parts except the bottom plate are made of nonmagnetic materials, the magnetic signals to be detected are not interfered, the position of the magnetic memory probe can be freely adjusted, the assembling and the disassembling are simple and the operation is flexible. The fixture is a helpful tool and accessory used for the magnetic memory sensor in the magnetic field distribution detection experiment of a gear which rotates at low speed.
Description
Technical field
The utility model relates to a kind of anchor clamps, particularly a kind of magnetic memory sensor unit clamp.
Background technology
Magnetic metal is under stretching, compression, distortion and cyclic load effect, and area of stress concentration easily produces stable slip dislocation band.Come from dislocation and build up the solid lock effect become magnetic domain border when equating, easily produce own stray field at the dislocation accumulation region with the magnetic domain wall thickness.When there is faintly signal magnetic field in the external world, will form the stray field gradient on the surface of examined object body stress concentration zones.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.
Metal magnetic memory detecting method is the lossless detection method of emerging in recent years a kind of non-active, is widely used in 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.
The TSC-1M-4 type stress that Russia power diagnosis company produces is concentrated measuring instrument, 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.Distribution of Magnetic Field when our contrived experiment is used to study rotary body (as gear) low-speed running, and the space magnetic field distribution signal that measures is converted into time signal is used for analyzing and processing.In the experiment, magnetic memory probe need keep stable slight gap with gear, therefore needs a kind of special clamping device.
The utility model content
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 clamping device of measuring instrument magnetic probe.
The purpose of this utility model is achieved through the following technical solutions: these anchor clamps comprise the base plate that is used for being connected with the testing table pedestal, be connected in support and the back up pad on the base plate and fix the cover plate of a sensor, described support comprises substrate that is fixed on the base plate and the riser that is vertically fixed on the substrate, back up pad is positioned on the riser, and No. two sensor is fixed on the back up pad.
Described base plate links to each other with testing table by magnetic support, is connected by bolt between substrate and the base plate.
Be connected by bolt between described substrate, base plate and the testing table three.
The riser of described support vertically has two vertical slots, and described back up pad is 90 degree twisted plates, and a side has four through holes, and a side that has through hole is by being bolted on the vertical slot on the riser; Opposite side in back up pad has two translots that are used to connect sensor.
On the back up pad on the centre distance of four through holes and the support riser distance between two vertical slots equate, thereby can adopt dual mode to link to each other.
Described sensor comprises a sensor and No. two sensors, and a described sensor is placed on the back up pad, and cover plate is placed on sensor and with back up pad and fixes, and a sensor is fixed on the back up pad; One side of described No. two sensors has threaded hole, and bolt passes the translot on the back up pad, is fastened on the back up pad with No. two sensor threads.
Described baseboard material is a cast iron materials, and described substrate, riser, back up pad, cover plate and used bolt material thereof are the non-magnetic stainless steel material, thereby does not influence the magnetic signal that measures in the experiment of the rotary body Distribution of Magnetic Field when detecting low-speed running.
Advantage of the present utility model is: can select flexibly with the mode that testing table is connected mutually; When being connected, can adjust the position of support flexibly, to guarantee the stable gap of magnetic probe and gear with magnetic support; Back up pad has four equidistant through holes, can select dual mode to link to each other with support; Can be used for the clamping of two kinds of magnetic memory sensors.
Description of drawings
Fig. 1 is the structural drawing of magnetic memory sensor clamping device
Fig. 2 is base plate (side that contacts with the testing table) synoptic diagram that has four counterbores
Fig. 3 (a) is the connected mode one of support and back up pad
Fig. 3 (b) is the connected mode two of support and back up pad
Fig. 4 (a) is the shape assumption diagram of a sensor
Fig. 4 (b) is the shape assumption diagram of No. two sensors
Fig. 5 is the utility model and the figure that cooperates of a sensor
Fig. 6 is the utility model and the figure that cooperates of No. two sensors
Among the figure: 1/ base plate, 2/ stent substrate, 3/ support riser, 4/ back up pad, 5/ cover plate, No. 6/ sensors, 7/ No. two sensors.
Embodiment
Come the utility model is described further below in conjunction with accompanying drawing and embodiment:
The unit clamp of a kind of magnetic memory sensor as shown in Figure 1, this unit clamp comprise the base plate that is used for being connected with testing table, the support that is connected with base plate, the cover plate that is used for the back up pad that is connected with support and is used for fixing a sensor.
As shown in Figure 3, support is a weldment, comprises substrate and riser, and substrate has four through holes that cooperate with base plate, and riser has two vertical slots and is used for being connected with the back up pad bolt.
Base plate has four counterbores from a side that contacts with testing table, as shown in Figure 2, can select magnetic support or bolt to link to each other with testing table.If select magnetic support to link to each other with testing table, counterbore that base plate is opened is used for being connected with support bracket bolt; If select to be threaded with testing table, base plate and stent substrate have had four through holes that match, only need to open on testing table four threaded holes that cooperate with it.
Have two vertical slots of (15mm) separated by a distance on the support riser, four through holes of centre distance such as one side of back up pad has (each centre distance also is 15mm), can select dual mode to connect by bolt and link to each other with support, two kinds of connected modes as shown in Figure 3.
Back up pad is 90 degree twisted plates, and a side such as has at four through holes of centre distance, is used for flexible positioning on support; One side has two translots, is connected with cover plate.
Sensor comprises a sensor and No. two sensors, and its concrete shape as shown in Figure 4.Cover plate designs at sensor profile characteristics, also is the non-magnetic stainless steel material, and the cover plate both sides have through hole, and a side bolt that is used for having with back up pad groove is connected, and sensor is placed in the space that cover plate and back up pad surround.Between cover plate and the sensor is clearance fit, thereby gap location can be filled fastener material and guaranteed clamping stability.
Base plate is a cast iron materials, and support, back up pad, cover plate and used bolt all are 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, support and back up pad thickness are 2.5mm.
When the utility model is used for sensor of clamping, as shown in Figure 5.A sensor is similar to rectangular parallelepiped, and (as Fig. 4 a), cover plate is designed at the profile characteristics of a sensor, is fixed on the back up pad, cooperates therebetween to be clearance fit, and gap location can be filled fastener material, thereby guarantees clamping stability.
When the utility model is used for No. two sensors of clamping, as shown in Figure 6.No. two sensor has a side to have two threaded holes (as Fig. 4 b), and the distance on the distance between the threaded hole and the back up pad between two translots equates, thereby can link to each other with back up pad by being threaded.
Claims (7)
1. magnetic memory sensor unit clamp, it is characterized in that: comprise the base plate that is used for being connected, be connected in support and the back up pad on the base plate and fix the cover plate of a sensor with the testing table pedestal, described support comprises substrate that is fixed on the base plate and the riser that is vertically fixed on the substrate, back up pad is positioned on the riser, and No. two sensor is fixed on the back up pad.
2. magnetic memory sensor unit clamp according to claim 1, it is characterized in that: described base plate links to each other with testing table by magnetic support, is connected by bolt between substrate and the base plate.
3. magnetic memory sensor unit clamp according to claim 1 is characterized in that: be connected by bolt between described substrate, base plate and the testing table three.
4. magnetic memory sensor unit clamp according to claim 1, it is characterized in that: the riser of described support vertically has two vertical slots, described back up pad is 90 degree twisted plates, and a side has four through holes, and a side that has through hole is by being bolted on the vertical slot on the riser; Opposite side in back up pad has two translots that are used to connect sensor.
5. magnetic memory sensor unit clamp according to claim 1 is characterized in that: on the back up pad on the centre distance of four through holes and the support riser distance between two vertical slots equate.
6. magnetic memory sensor unit clamp according to claim 1, it is characterized in that: described sensor comprises a sensor and No. two sensors, a described sensor is placed on the back up pad, cover plate is placed on sensor and with back up pad and fixes, and a sensor is fixed on the back up pad; One side of described No. two sensors is provided with threaded hole, and bolt passes the translot on the back up pad, is fastened on the back up pad with No. two sensor threads.
7. magnetic memory sensor unit clamp according to claim 1 is characterized in that: described baseboard material is a cast iron materials, and described substrate, riser, back up pad, cover plate and used bolt material thereof are the non-magnetic stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202775644U CN201707429U (en) | 2009-12-18 | 2009-12-18 | Special fixture for magnetic memory sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202775644U CN201707429U (en) | 2009-12-18 | 2009-12-18 | Special fixture for magnetic memory sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201707429U true CN201707429U (en) | 2011-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202775644U Expired - Fee Related CN201707429U (en) | 2009-12-18 | 2009-12-18 | Special fixture for magnetic memory sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN201707429U (en) |
Cited By (7)
| 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 |
| CN102628540A (en) * | 2012-04-17 | 2012-08-08 | 吉林大学 | Position-adjustable camera assembly system |
| CN102636210A (en) * | 2012-04-17 | 2012-08-15 | 吉林大学 | Device for rapidly clamping and positioning flat mirrors |
| CN102749095A (en) * | 2012-06-19 | 2012-10-24 | 苏州速腾电子科技有限公司 | Sensor elevating mounting table |
| CN103094796A (en) * | 2012-10-22 | 2013-05-08 | 安徽誉丰汽车技术有限责任公司 | Sensor plug-in part fixing support for motor vehicle |
| CN103257326A (en) * | 2012-02-17 | 2013-08-21 | 上海联影医疗科技有限公司 | Material magnetism detection device and test method thereof |
| CN105334104A (en) * | 2015-09-23 | 2016-02-17 | 中国特种设备检测研究院 | Magnetic signal detection apparatus |
-
2009
- 2009-12-18 CN CN2009202775644U patent/CN201707429U/en not_active Expired - Fee Related
Cited By (11)
| 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 |
| CN103257326A (en) * | 2012-02-17 | 2013-08-21 | 上海联影医疗科技有限公司 | Material magnetism detection device and test method thereof |
| CN103257326B (en) * | 2012-02-17 | 2016-01-20 | 上海联影医疗科技有限公司 | A kind of magnetism of material pick-up unit and method of testing thereof |
| CN102628540A (en) * | 2012-04-17 | 2012-08-08 | 吉林大学 | Position-adjustable camera assembly system |
| CN102636210A (en) * | 2012-04-17 | 2012-08-15 | 吉林大学 | Device for rapidly clamping and positioning flat mirrors |
| CN102636210B (en) * | 2012-04-17 | 2014-10-08 | 吉林大学 | Device for rapidly clamping and positioning flat mirrors |
| CN102749095A (en) * | 2012-06-19 | 2012-10-24 | 苏州速腾电子科技有限公司 | Sensor elevating mounting table |
| CN103094796A (en) * | 2012-10-22 | 2013-05-08 | 安徽誉丰汽车技术有限责任公司 | Sensor plug-in part fixing support for motor vehicle |
| CN103094796B (en) * | 2012-10-22 | 2017-02-08 | 安徽誉丰汽车技术有限责任公司 | Sensor plug-in part fixing support for motor vehicle |
| CN105334104A (en) * | 2015-09-23 | 2016-02-17 | 中国特种设备检测研究院 | Magnetic signal detection apparatus |
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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: 20110112 Termination date: 20111218 |