CN116400275B - Magnetic variable measuring device - Google Patents
Magnetic variable measuring device Download PDFInfo
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- CN116400275B CN116400275B CN202310670917.1A CN202310670917A CN116400275B CN 116400275 B CN116400275 B CN 116400275B CN 202310670917 A CN202310670917 A CN 202310670917A CN 116400275 B CN116400275 B CN 116400275B
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- 238000001514 detection method Methods 0.000 claims abstract description 24
- 238000005259 measurement Methods 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims description 38
- 230000005540 biological transmission Effects 0.000 claims description 27
- 230000007704 transition Effects 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims description 2
- 238000012216 screening Methods 0.000 claims 2
- 230000033228 biological regulation Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 4
- 230000005389 magnetism Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention discloses a magnetic variable measuring device, which relates to the technical field of magnetic variable measurement and comprises an air inlet seat, wherein a supporting base is fixedly arranged on the air inlet seat, two symmetrically arranged sliding rail frames are fixedly arranged on the supporting base, a supporting fork bracket is slidably arranged between the two sliding rail frames, and a supporting fork is fixedly arranged on the supporting fork bracket. The measuring assembly provided by the invention can effectively ensure the distance between the measured object and the detection plate during measurement, thereby ensuring the accuracy of measurement; the scanning assembly is arranged, so that whether the surface of the measured object has defects or not can be observed while the magnetic variable is measured, and the scanning assembly can be used for recording nameplate information of the measured object; the distance between the device and the detection plate can be adjusted according to the intensity of the permanent magnet magnetic field of each object to be detected, so that the device can measure the variation of the magnetism of more objects.
Description
Technical Field
The invention relates to the technical field of magnetic variable measurement, in particular to a magnetic variable measurement device.
Background
The permanent magnet synchronous motor uses the permanent magnet to provide excitation, so that the motor structure is simpler, the processing and assembly cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, and the operation reliability of the motor is improved; and because exciting current is not needed, exciting loss is avoided, and the efficiency and the power density of the motor are improved. The permanent magnet synchronous motor is composed of a stator, a rotor, an end cover and other parts. The stator is substantially identical to a conventional induction motor and a lamination is used to reduce the iron loss during operation of the motor. The rotor can be made solid or laminated. The armature winding can be concentrated and whole-distance winding, or distributed short-distance winding and unconventional winding. However, the permanent magnet synchronous motor can cause the magnetism of the permanent magnet inside to be weakened after long-time working, and a device capable of detecting the magnetic variation of the permanent magnet inside the permanent magnet synchronous motor is needed for testing the performance of the motor.
In the prior art, the technical scheme of the magnetic variable measuring device for the transformer substation disclosed in the invention patent with the publication number of CN115656899A can detect magnetic variables, but cannot control the distance between a detected object and a detection device (a fluxgraph) during detection, and the strength of a magnetic field is inversely proportional to the distance between the detection devices, so that the distance cannot be guaranteed to be the same during each detection, and the accuracy of magnetic variable measurement is affected.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the following technical scheme: the magnetic variable measuring device comprises an air inlet seat, wherein a supporting base is fixedly arranged on the air inlet seat, two symmetrically arranged sliding rail frames are fixedly arranged on the supporting base, a supporting fork bracket is slidably arranged between the two sliding rail frames, and a supporting fork is fixedly arranged on the supporting fork bracket; the measuring assembly comprises a base, a cover plate is fixedly arranged on the base, a detection plate is fixedly arranged on the cover plate, driving electrodes are arranged on two short sides of the detection plate, detection electrodes are arranged on two long sides of the detection plate, three polished rods are fixedly arranged on the cover plate, an adjusting lifting table is slidably arranged on the polished rods, a screw rod is further rotatably arranged on the cover plate, and the screw rod is in threaded fit with the adjusting lifting table; the support base is also rotatably provided with a switching assembly, the switching assembly comprises a switching inner friction concave-convex ring, the middle part of the switching inner friction concave-convex ring is provided with a central extrusion friction concave-convex block, the outer surface of the central extrusion friction concave-convex block and the inner surface of the switching inner friction concave-convex ring are both provided with grooves, the side surface of the central extrusion friction concave-convex block is also provided with a centrifugal slide bar mounting seat, at least three centrifugal slide bars are fixedly arranged on the centrifugal slide bar mounting seat, each centrifugal slide bar is provided with a centrifugal extrusion driving block through a mounting slide block in a sliding manner, and the centrifugal extrusion driving block is provided with a convex block matched with the central extrusion friction concave-convex block and the switching inner friction concave-convex ring; still slidable mounting has scanning assembly on the polished rod, scanning assembly includes the scanning support frame, rotates on the scanning support frame and installs the ring gear, fixed mounting has the scanning camera on the ring gear, scanning support frame passes through carriage sliding fit with the polished rod, scanning support frame passes through electric jar support sliding fit with the lead screw, rotate on the electric jar support and install the nut gear with lead screw thread fit.
Preferably, the support base is provided with a ventilation round hole, a heat dissipation fan is arranged in the round hole, the two slide rail frames are respectively provided with a third chain transmission assembly in a rotating mode, the two third chain transmission assemblies are transmitted through a synchronous rotating shaft, the support fork support is fixed with the edge of the third chain transmission assembly and used for driving the support fork support to slide on the slide rail frames, and a protection net is arranged above the heat dissipation fan and fixedly installed on the support base.
Preferably, the upper surface of adjusting the elevating platform is fixedly provided with a support bar, the support base is further rotatably provided with a first chain transmission assembly and a second chain transmission assembly, the support base is fixedly provided with a gearbox, and the output end of the gearbox is connected with the screw rod through the second chain transmission assembly and the first chain transmission assembly.
Preferably, the input end of the gearbox is fixedly provided with a linkage driven gear, and the support base is also rotatably provided with a linkage driving gear meshed with the linkage driven gear.
Preferably, the central extrusion friction concave-convex block drives the third chain transmission assembly to rotate through a linkage shaft, a spring is wound on the centrifugal slide rod, and two ends of the spring are fixedly connected with the installation slide block and the centrifugal slide rod.
Preferably, the centrifugal slide bar mount pad is last fixed mounting has the shield, fixed mounting has main driving motor on the support base, main driving motor's output shaft and shield fixed connection, fixed mounting has the switching ring gear that meshes with the linkage driving gear on the surface of switching internal friction concave-convex ring, switching internal friction concave-convex ring and support base normal running fit.
Preferably, a chute is formed in the electric cylinder support, an electric cylinder is fixedly installed on the electric cylinder support, a scanning driving motor is fixedly installed on a telescopic rod of the electric cylinder, a driving traveling gear is fixedly installed on an output shaft of the scanning driving motor, and the output shaft of the scanning driving motor is arranged in the chute formed in the electric cylinder support.
Preferably, the electric cylinder support is also rotatably provided with a driving intermediate gear, the scanning support frame is rotatably provided with a driving transition gear meshed with the driving intermediate gear, the scanning support frame is also rotatably provided with a driving executing gear meshed with the toothed ring, and the driving executing gear is fixedly connected with the driving transition gear through a shaft.
Compared with the prior art, the invention has the following beneficial effects: (1) The measuring assembly provided by the invention can effectively ensure the distance between the measured object and the detection plate during measurement, thereby ensuring the accuracy of measurement; (2) The scanning component provided by the invention can be used for observing whether the surface of the measured object has defects or not while measuring the magnetic variable, and can be used for recording nameplate information of the measured object; (3) The invention can adjust the distance between the detection plate and the permanent magnet according to the intensity of the permanent magnet magnetic field of each object to be detected, thereby the device can measure the variation of the magnetism of more objects.
Drawings
Fig. 1 is a view of the installation position of the present invention.
Fig. 2 is a schematic diagram of the structure a in fig. 1 according to the present invention.
FIG. 3 is a schematic diagram of the structure of FIG. 1B according to the present invention.
Fig. 4 is a schematic view of the structure of the electric cylinder bracket of the invention.
Fig. 5 is a schematic diagram of the structure of the gearbox of the present invention.
FIG. 6 is a view of the mounting location of the measuring assembly of the present invention.
FIG. 7 is a schematic view of the structure of the measuring assembly of the present invention.
Fig. 8 is a schematic diagram of a switching component structure according to the present invention.
Fig. 9 is a front view of the switching assembly structure of the present invention.
Fig. 10 is a schematic view of the structure of the linkage shaft of the present invention.
FIG. 11 is a schematic diagram of the structure of the protection net according to the present invention.
FIG. 12 is a schematic view of the structure of FIG. 11C according to the present invention.
In the figure: 101-scanning a supporting frame; 102-a toothed ring; 103-scanning a camera; 104-driving an execution gear; 105-drive transition gear; 106-driving an intermediate gear; 107-driving a traveling gear; 108-a sliding frame; 109-an electric cylinder bracket; 110-nut gear; 111-a scanning driving motor; 112-electric cylinder; 201-a base; 202-detecting plate; 2021-detection electrode; 2022-driving the electrodes; 203-covering a plate; 204-polish rod; 205-screw rod; 206-a first chain drive assembly; 207-adjusting the lifting table; 208-supporting bars; 209-a second chain drive assembly; 210-a gearbox; 211-linkage driven gears; 212-linkage driving gear; 213-a main drive motor; 301-switching a toothed ring; 302-switching the inner friction concave-convex ring; 303-centrifugally extruding the driving block; 304-a spring; 305-mounting a sliding block; 306-centrifuging the slide bar; 307-centrifugal slide bar mount; 308-dust cap; 309-center squeeze friction concave-convex block; 310-linkage shaft; 401-a slide rail frame; 402-a third chain drive assembly; 403-support fork carriage; 404-support fork; 405-synchronizing the rotating shafts; 406-a protective net; 407-a heat dissipating fan; 408-a support base; 409-an air inlet seat; 5-floor.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-12, the invention provides a magnetic variable measuring device, which comprises an air inlet seat 409, wherein a supporting base 408 is fixedly arranged on the air inlet seat 409, two symmetrically arranged sliding rail frames 401 are fixedly arranged on the supporting base 408, a supporting fork bracket 403 is slidably arranged between the two sliding rail frames 401, and a supporting fork 404 is fixedly arranged on the supporting fork bracket 403. The support base 408 is provided with a ventilation round hole, a heat dissipation fan 407 is arranged in the round hole, the two slide rail frames 401 are respectively provided with a third chain transmission assembly 402 in a rotating mode, the two third chain transmission assemblies 402 are transmitted through a synchronous rotating shaft 405, the support fork support 403 is fixed with the edge of the third chain transmission assembly 402 and used for driving the support fork support 403 to slide on the slide rail frames 401, a protection net 406 is arranged above the heat dissipation fan 407, and the protection net 406 is fixedly arranged on the support base 408.
The support base 408 is further fixedly provided with a measuring assembly, the measuring assembly comprises a base 201, the base 201 is fixedly provided with a cover plate 203, the cover plate 203 is fixedly provided with a detection plate 202, two short sides of the detection plate 202 are provided with driving electrodes 2022, two long sides of the detection plate 202 are provided with detection electrodes 2021, the cover plate 203 is fixedly provided with three polished rods 204, the polished rods 204 are slidably provided with an adjusting lifting table 207, the cover plate 203 is further rotatably provided with a screw rod 205, and the screw rod 205 is in threaded fit with the adjusting lifting table 207. The upper surface of the adjusting lifting table 207 is fixedly provided with a supporting bar 208, the supporting base 408 is also rotatably provided with a first chain transmission assembly 206 and a second chain transmission assembly 209, the supporting base 408 is fixedly provided with a gearbox 210, the output end of the gearbox 210 is in transmission connection with the screw rod 205 through the second chain transmission assembly 209 and the first chain transmission assembly 206, the input end of the gearbox 210 is fixedly provided with a linkage driven gear 211, and the supporting base 408 is also rotatably provided with a linkage driving gear 212 meshed with the linkage driven gear 211.
The support base 408 is further rotatably provided with a switching assembly, the switching assembly comprises a switching inner friction concave-convex ring 302, the middle of the switching inner friction concave-convex ring 302 is provided with a central extrusion friction concave-convex block 309, the outer surface of the central extrusion friction concave-convex block 309 and the inner surface of the switching inner friction concave-convex ring 302 are both provided with grooves, the side surface of the central extrusion friction concave-convex block 309 is also provided with a centrifugal slide bar mounting seat 307, at least three centrifugal slide bars 306 are fixedly arranged on the centrifugal slide bar mounting seat 307, each centrifugal slide bar 306 is provided with a centrifugal extrusion driving block 303 through a mounting slide block 305 in a sliding manner, and the centrifugal extrusion driving block 303 is provided with a convex block matched with the central extrusion friction concave-convex block 309 and the switching inner friction concave-convex ring 302. The central extrusion friction concave convex block 309 drives the third chain transmission assembly 402 to rotate through the linkage shaft 310, the centrifugal slide rod 306 is surrounded by a spring 304, and two ends of the spring 304 are fixedly connected with the installation slide block 305 and the centrifugal slide rod 306. A dust cover 308 is fixedly arranged on the centrifugal slide bar mounting seat 307, a main driving motor 213 is fixedly arranged on the supporting base 408, an output shaft of the main driving motor 213 is fixedly connected with the dust cover 308, a switching toothed ring 301 meshed with the linkage driving gear 212 is fixedly arranged on the outer surface of the switching inner friction concave-convex ring 302, and the switching inner friction concave-convex ring 302 is in running fit with the supporting base 408.
The polished rod 204 is further provided with a scanning assembly in a sliding mode, the scanning assembly comprises a scanning support frame 101, a toothed ring 102 is rotatably arranged on the scanning support frame 101, a scanning camera 103 is fixedly arranged on the toothed ring 102, the scanning support frame 101 is in sliding fit with the polished rod 204 through a sliding frame 108, the scanning support frame 101 is in sliding fit with a screw rod 205 through an electric cylinder support 109, and a nut gear 110 in threaded fit with the screw rod 205 is rotatably arranged on the electric cylinder support 109. A chute is formed in the electric cylinder support 109, an electric cylinder 112 is fixedly mounted on the electric cylinder support 109, a scanning driving motor 111 is fixedly mounted on a telescopic rod of the electric cylinder 112, a driving travelling gear 107 is fixedly mounted on an output shaft of the scanning driving motor 111, and an output shaft of the scanning driving motor 111 is arranged in the chute formed in the electric cylinder support 109. The electric cylinder bracket 109 is also rotatably provided with a driving intermediate gear 106, the scanning support frame 101 is rotatably provided with a driving transition gear 105 meshed with the driving intermediate gear 106, the scanning support frame 101 is also rotatably provided with a driving executing gear 104 meshed with the toothed ring 102, and the driving executing gear 104 is fixedly connected with the driving transition gear 105 through a shaft.
The invention discloses a magnetic variable measuring device, which has the following working principle: the upper surface of the support base 408 needs to be flush with the floor 5 (as shown in fig. 1) when the device is installed. During measurement, a motor to be measured is placed on the supporting fork 404, then the main driving motor 213 is controlled to rotate at a low speed, the main driving motor 213 rotates to drive the dust cover 308 to rotate, the dust cover 308 rotates to drive the centrifugal slide rod mounting seat 307 to rotate, the centrifugal slide rod mounting seat 307 rotates to drive the centrifugal extrusion driving block 303 to rotate through the centrifugal slide rod 306, the centrifugal extrusion driving block 303 is meshed with the central extrusion friction concave convex block 309 under the action of the spring 304, the centrifugal extrusion driving block 303 rotates to drive the central extrusion friction concave convex block 309 to rotate, the central extrusion friction concave convex block 309 rotates to drive the third chain transmission assembly 402 to rotate through the linkage shaft 310, the third chain transmission assembly 402 rotates to drive the supporting fork bracket 403 to slide on the sliding rail frame 401, the supporting fork 404 is moved to a position crossing the supporting bar 208 (the upper surface of the adjusting lifting platform 207), then the main driving motor 213 is controlled to rotate reversely at a high speed, at this time, the centrifugal extrusion driving block 303 will also rotate at a high speed, the centrifugal force received by the centrifugal extrusion driving block 303 will be greater than the spring force of the spring 304, at this time, the centrifugal extrusion driving block 303 will be separated from the central extrusion friction concave-convex block 309 (when the centrifugal extrusion driving block 303 starts to rotate, the central extrusion friction concave-convex block 309 will be driven to rotate for a small distance, then the centrifugal extrusion driving block 303 will be separated from the central extrusion friction concave-convex block 309), at this time, the centrifugal extrusion driving block 303 will engage with the switching inner friction concave-convex ring 302 under the action of centrifugal force, at this time, the rotation of the centrifugal extrusion driving block 303 will drive the switching inner friction concave-convex ring 302 to rotate, the switching inner friction concave-convex ring 302 will drive the switching toothed ring 301 to rotate, the switching toothed ring 301 will drive the linkage driving gear 212 to rotate, the linkage driving gear 212 rotates to drive the linkage driven gear 211 to rotate, the linkage driven gear 211 rotates to drive the input shaft of the gearbox 210 to rotate (because the gearbox 210 is decelerating, the resistance required by the rotation of the switching gear ring 301 is very low, so the main driving motor 213 can drive the centrifugal extrusion driving block 303 to rotate at high speed with very small torque), the output shaft of the gearbox 210 drives the screw rod 205 to rotate through the second chain transmission component 209 and the first chain transmission component 206, the screw rod 205 rotates to drive the adjusting lifting table 207 to move up and down, at the moment, the adjusting lifting table 207 is controlled to move up to lift the motor by the supporting bar 208, then the main driving motor 213 is controlled to drive the supporting fork 404 to move above the adjusting lifting table 207, and then the main driving motor 213 is controlled to rotate at high speed to drive the adjusting lifting table 207 to move to a designated height (the motor moves to the designated height), the electronic cylinder 112 is controlled to drive the traveling gear 107 to be meshed with the nut gear 110, then the traveling gear 107 is driven to rotate through the scanning driving motor 111, the traveling gear 107 is driven to rotate to drive the nut gear 110 to rotate, the nut gear 110 rotates to drive the scanning assembly to integrally move on the screw rod 205 (the nut gear 110 is tightly matched with the screw rod 205, the screw rod 205 drives the nut gear 110 to rotate when rotating, and the nut gear 110 is in lubrication fit with the electronic cylinder bracket 109, so that the scanning assembly is not driven to move up and down when the screw rod 205 actively rotates), then the cover plate 203 is driven to move to a proper height, the traveling gear 107 is driven to be separated from the nut gear 110 through the electronic cylinder 112 again, the traveling gear 107 is driven to be meshed with the driving intermediate gear 106, then the scanning driving motor 111 controls the driving travelling gear 107 to rotate, the driving travelling gear 107 drives the toothed ring 102 to rotate through the driving intermediate gear 106, the driving transition gear 105 and the driving executing gear 104, and then the scanning camera 103 is driven to encircle the motor for a circle, so that whether defects exist on the surface of the motor or not is observed, and meanwhile, the nameplate of the motor which is being measured is recorded. During measurement, a direct current voltage is applied to the two driving electrodes 2022, so that electrons flow between the two driving electrodes 2022, a permanent magnet in the motor can carry a magnetic field, the magnetic field passes through the detection plate 202, then the electrons move in the magnetic field and deflect, so that the electrons gather at two long sides of the detection plate 202, only the voltage between the two detection electrodes 2021 is needed to be measured, the strength of the magnetic field of the permanent magnet of the motor is judged according to the voltage, and the magnetic variable attenuation of the permanent magnet in the motor is measured.
Claims (8)
1. The utility model provides a magnetic variable measuring device, includes inlet seat (409), fixed mounting has support base (408), its characterized in that on inlet seat (409): two symmetrically arranged sliding rail frames (401) are fixedly arranged on the supporting base (408), a supporting fork bracket (403) is slidably arranged between the two sliding rail frames (401), and a supporting fork (404) is fixedly arranged on the supporting fork bracket (403);
the measuring assembly comprises a base (201), a cover plate (203) is fixedly arranged on the base (201), a detection plate (202) is fixedly arranged on the cover plate (203), driving electrodes (2022) are arranged on two short sides of the detection plate (202), detection electrodes (2021) are arranged on two long sides of the detection plate (202), three polished rods (204) are fixedly arranged on the cover plate (203), an adjusting lifting table (207) is slidably arranged on the polished rods (204), a screw rod (205) is rotatably arranged on the cover plate (203), and the screw rod (205) is in threaded fit with the adjusting lifting table (207);
the switching assembly is further rotatably mounted on the supporting base (408), the switching assembly comprises a switching inner friction concave-convex ring (302), a central extrusion friction concave-convex block (309) is arranged in the middle of the switching inner friction concave-convex ring (302), grooves are formed in the outer surface of the central extrusion friction concave-convex block (309) and the inner surface of the switching inner friction concave-convex ring (302), centrifugal slide rod mounting bases (307) are further arranged on the side faces of the central extrusion friction concave-convex block (309), at least three centrifugal slide rods (306) are fixedly mounted on the centrifugal slide rod mounting bases (307), a centrifugal extrusion driving block (303) is slidably mounted on each centrifugal slide rod (306) through a mounting slide block (305), and a convex block matched with the central extrusion friction concave-convex block (309) and the switching inner friction concave-convex ring (302) is arranged on the centrifugal extrusion driving block (303);
still slidable mounting has scanning assembly on polished rod (204), scanning assembly includes scanning support frame (101), rotates on scanning support frame (101) and installs toothed ring (102), fixed mounting has scanning camera (103) on toothed ring (102), scanning support frame (101) and polished rod (204) pass through carriage (108) sliding fit, scanning support frame (101) and lead screw (205) pass through electric cylinder support (109) sliding fit, rotate on electric cylinder support (109) install with lead screw (205) screw-threaded fit's nut gear (110).
2. A magnetic variable measuring device according to claim 1, wherein: the support base (408) is provided with ventilation round holes, heat dissipation fans (407) are arranged in the round holes, third chain transmission assemblies (402) are respectively arranged on the two sliding rail frames (401) in a rotating mode, the third chain transmission assemblies (402) are in transmission through synchronous rotating shafts (405), the support fork supports (403) are fixed with the edges of the third chain transmission assemblies (402) and used for driving the support fork supports (403) to slide on the sliding rail frames (401), protective screening (406) are arranged above the heat dissipation fans (407), and the protective screening (406) is fixedly mounted on the support base (408).
3. A magnetic variable measuring device according to claim 2, wherein: the upper surface of regulation elevating platform (207) fixed mounting has support bar (208), still rotate on supporting base (408) and install first chain drive subassembly (206) and second chain drive subassembly (209), fixed mounting has gearbox (210) on supporting base (408), the output of gearbox (210) is connected with lead screw (205) transmission through second chain drive subassembly (209) and first chain drive subassembly (206).
4. A magnetic variable measuring device according to claim 3, wherein: the input end of the gearbox (210) is fixedly provided with a linkage driven gear (211), and the support base (408) is also rotatably provided with a linkage driving gear (212) meshed with the linkage driven gear (211).
5. A magnetic variable measurement device according to claim 4, wherein: the center extrusion friction concave-convex block (309) drives the third chain transmission assembly (402) to rotate through the linkage shaft (310), a spring (304) is arranged on the centrifugal slide rod (306) in a surrounding mode, and two ends of the spring (304) are fixedly connected with the installation slide block (305) and the centrifugal slide rod (306).
6. A magnetic variable measurement device according to claim 5, wherein: the centrifugal slide bar mounting seat (307) is fixedly provided with a dust cover (308), the supporting base (408) is fixedly provided with a main driving motor (213), an output shaft of the main driving motor (213) is fixedly connected with the dust cover (308), the outer surface of the switching inner friction concave-convex ring (302) is fixedly provided with a switching toothed ring (301) meshed with the linkage driving gear (212), and the switching inner friction concave-convex ring (302) is in running fit with the supporting base (408).
7. A magnetic variable measurement device according to claim 6, wherein: the sliding chute is formed in the electric cylinder support (109), an electric cylinder (112) is fixedly installed on the electric cylinder support (109), a scanning driving motor (111) is fixedly installed on a telescopic rod of the electric cylinder (112), a driving travelling gear (107) is fixedly installed on an output shaft of the scanning driving motor (111), and an output shaft of the scanning driving motor (111) is arranged in the sliding chute formed in the electric cylinder support (109).
8. A magnetic variable measurement device according to claim 7, wherein: the electric cylinder support (109) is further rotatably provided with a driving intermediate gear (106), the scanning support (101) is rotatably provided with a driving transition gear (105) meshed with the driving intermediate gear (106), the scanning support (101) is further rotatably provided with a driving execution gear (104) meshed with the toothed ring (102), and the driving execution gear (104) is fixedly connected with the driving transition gear (105) through a shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310670917.1A CN116400275B (en) | 2023-06-08 | 2023-06-08 | Magnetic variable measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310670917.1A CN116400275B (en) | 2023-06-08 | 2023-06-08 | Magnetic variable measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116400275A CN116400275A (en) | 2023-07-07 |
| CN116400275B true CN116400275B (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310670917.1A Active CN116400275B (en) | 2023-06-08 | 2023-06-08 | Magnetic variable measuring device |
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| CN (1) | CN116400275B (en) |
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