CN110718821A - Electric transmission device with high-precision angle measurement function and manufacturing method thereof - Google Patents
Electric transmission device with high-precision angle measurement function and manufacturing method thereof Download PDFInfo
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- CN110718821A CN110718821A CN201911004716.8A CN201911004716A CN110718821A CN 110718821 A CN110718821 A CN 110718821A CN 201911004716 A CN201911004716 A CN 201911004716A CN 110718821 A CN110718821 A CN 110718821A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 33
- 238000005259 measurement Methods 0.000 title claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 title description 2
- 230000006698 induction Effects 0.000 claims abstract description 131
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000002360 preparation method Methods 0.000 claims abstract description 18
- 238000003801 milling Methods 0.000 claims description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 24
- 239000010949 copper Substances 0.000 claims description 24
- 229910052802 copper Inorganic materials 0.000 claims description 24
- 238000012545 processing Methods 0.000 claims description 16
- 230000005284 excitation Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 12
- 238000009713 electroplating Methods 0.000 claims description 9
- 239000003822 epoxy resin Substances 0.000 claims description 9
- 229920000647 polyepoxide Polymers 0.000 claims description 9
- 238000000227 grinding Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 claims description 6
- 238000003754 machining Methods 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 230000032683 aging Effects 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000007796 conventional method Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 230000035882 stress Effects 0.000 claims description 3
- 230000003746 surface roughness Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/64—Devices for uninterrupted current collection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/08—Slip-rings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
- H01R39/24—Laminated contacts; Wire contacts, e.g. metallic brush, carbon fibres
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R39/00—Rotary current collectors, distributors or interrupters
- H01R39/02—Details for dynamo electric machines
- H01R39/34—Connections of conductor to slip-ring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/10—Manufacture of slip-rings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/12—Manufacture of brushes
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses an electric transmission device with a high-precision angle measurement function and a preparation method thereof. The invention integrates the circular induction synchronizer in the conductive slip ring, realizes the relative rotation of the circular induction synchronizer by utilizing the relative rotation of the conductive slip ring, realizes the transmission of common power and electric signals and high-precision angle measurement, and solves the problems that the conventional conductive slip ring and the circular induction synchronizer occupy large installation space and the circular induction synchronizer is easy to interfere with the outgoing line of the conductive slip ring.
Description
Technical Field
The invention relates to an electric transmission device, in particular to an electric transmission device with a high-precision angle measurement function and a preparation method thereof.
Background
The conductive slip ring is a transmission device for electric power and electric signals, and the working principle of the conductive slip ring is that the precise transmission and coupling of signals between a stator part and a rotor part of the conductive slip ring are realized through the relative rotation of the stator part and the rotor part.
The circular induction synchronizer is a high-precision angle measuring device which converts linear displacement and angular displacement into electric signals by utilizing the electromagnetic principle.
The circular induction synchronizer and the conductive slip ring are widely applied to positioning and tracking of high-precision servo turntables, radar antennas, artillery and radio telescopes, precise numerical control machines and high-precision position detection systems. In the use process, the circular induction synchronizer and the conductive slip ring are often required to be matched for use, the circular induction synchronizer and the conductive slip ring are respectively installed on the rotating mechanism as two independent units, the occupied installation space is large, and the outgoing lines of the stator and the rotor of the circular induction synchronizer are easily interfered with the outgoing lines of the stator and the rotor of the conductive slip ring. Therefore, how to solve the installation of the circular induction synchronizer and the conductive slip ring is very important.
Disclosure of Invention
The invention aims to provide an electric transmission device with an angle measuring function, which can reduce the installation difficulty of a circular induction synchronizer, is simple and convenient to install, has simple outgoing line and small mutual interference between excitation signals.
The invention aims to provide a preparation method of an electric transmission device with an angle measuring function.
The first object of the present invention is achieved by:
the utility model provides a take high accuracy angle measurement function's electricity transmission device, including leading electrical slip ring rotor, lead electrical slip ring stator, lead electrical slip ring left bearing, lead electrical slip ring right bearing, brush subassembly and ring piece, the cover has and leads electrical slip ring left bearing and leads electrical slip ring right bearing between leading electrical slip ring rotor and conductive slip ring stator, make the electrical slip ring rotor of cover in leading electrical slip ring stator rotate for leading electrical slip ring stator, be equipped with a plurality of ring pieces that are align to grid on the lateral wall of leading electrical slip ring rotor, the brush subassembly of electrified brush silk passes through brush subassembly screw installation on the lateral wall of leading electrical slip ring stator, brush silk and ring piece sliding contact in the brush subassembly, the characteristic is: the flat-plate-shaped round induction synchronizer rotor is arranged on a rotor wing plate at the left end of the conductive sliding ring rotor through a rotor screw, so that the round induction synchronizer rotor and the conductive sliding ring rotor are fixed together, and the round induction synchronizer rotor can rotate together with the conductive sliding ring rotor; a stator groove is arranged in the middle of a stator wing plate at the left end of the conductive sliding ring stator, and a flat-plate-shaped circular induction synchronizer stator is embedded into the stator groove and is installed on the stator wing plate of the conductive sliding ring stator through a stator screw, so that the circular induction synchronizer stator and the conductive sliding ring stator are fixed together; the excitation signal line of the stator of the circular induction synchronizer is connected with the lead of the stator of the conductive slip ring, and the excitation signal line of the rotor of the circular induction synchronizer is connected with the lead of the rotor of the conductive slip ring.
The outer end face of the circular induction synchronizer stator is flush with the outer end face of the stator wing plate.
The second object of the invention is achieved by:
a preparation method of an electric transmission device with an angle measuring function is characterized in that: the method comprises the following specific steps:
A. preparing a circular induction synchronizer rotor:
the base material of the round induction synchronizer rotor is aluminum, the appearance processing of the round induction synchronizer rotor is completed through turning and milling, semi-finish machining allowance is reserved on the outer circle, the inner hole and two end faces of the base plate of the round induction synchronizer rotor, and the pouring and copper sheet bonding of the round induction synchronizer rotor are performed after dimensional stability processing;
after the copper sheets are bonded, scribing the circular induction synchronizer rotor, when scribing the outer channel, placing the circular induction synchronizer rotor on a high-precision fluted disc for indexing, milling by using a saw blade milling cutter, and milling the inner channel scribed line through a machining center;
in order to ensure the installation of the round induction synchronizer rotor and the reliability of signal transmission, two end faces of the round induction synchronizer rotor are ground in a grinding mode, so that the parallelism between the two end faces is not more than 0.005mm, and meanwhile, a copper sheet bonding tool is designed, so that the parallelism between the copper sheet and the end faces of the round induction synchronizer rotor is not more than 0.005 mm;
B. preparation of circular induction synchronizer stator
The base material of the circular induction synchronizer stator is aluminum, the appearance processing of the circular induction synchronizer stator is completed through turning and milling, semi-finish machining allowance is reserved on the outer circle, the inner hole and two end faces of the base plate of the circular induction synchronizer stator, and the circular induction synchronizer stator is poured and bonded with copper sheets after dimensional stability processing;
after the copper sheets are bonded, scribing the circular induction synchronizer stator, when scribing the outer channel, placing the circular induction synchronizer stator on a high-precision fluted disc for indexing, milling by using a saw blade milling cutter, and milling the inner channel scribed line through a machining center;
in order to ensure the installation of the circular induction synchronizer stator and the reliability of signal transmission, two end faces of the circular induction synchronizer stator are ground in a grinding mode, so that the parallelism between the two end faces is not more than 0.005mm, and meanwhile, a copper sheet bonding tool is designed, so that the parallelism between the copper sheet and the end faces of the circular induction synchronizer stator is not more than 0.005 mm;
C. preparing a conductive slip ring rotor:
the conductive slip ring rotor consists of a central shaft with aluminum as a base material, a ring sheet with brass as a base material and epoxy resin glue, wherein the ring sheet is sleeved on the central shaft in sequence, the epoxy resin glue is poured into the center of the central shaft, and a V-shaped groove is processed on the surface of the ring sheet after the epoxy resin glue is fixed;
in order to ensure the installation precision of the conductive slip ring rotor and the circular induction synchronizer, after the conductive slip ring rotor is prepared, the matching surface of the conductive slip ring rotor is finely processed, so that the verticality between the matching surface and the circumferential surface is not more than 0.005mm, and the surface smoothness is not more than 0.04;
D. preparation of conductive slip ring stator
The base material of the conductive slip ring stator is aluminum, the appearance processing of the conductive slip ring stator is completed through turning and milling, and natural color conductive oxidation treatment is performed on the surface of the conductive slip ring stator in order to ensure the corrosion resistance of the conductive slip ring stator;
in order to ensure the installation precision of the conductive slip ring stator and the circular induction synchronizer, after the natural color conductive oxidation treatment of the conductive slip ring stator is finished, the matching surface of the conductive slip ring stator is finely processed, so that the verticality between the matching surface and the circumferential surface is not more than 0.005mm, and the surface smoothness is not more than 0.04;
E. preparing the electric brush assembly:
installing brush wires of a brush assembly on a brush positioning plate according to a conventional method, debugging the pressure angle of the brush wires, dispensing and fixing the brush wires at the wire outlet positions of the brush positioning plate after the debugging is finished, meanwhile, welding one end of a conducting slip ring stator lead on the brush wires, coating glue on the top of the brush positioning plate, performing high-temperature aging, and eliminating the stress of the brush wires;
F. preparation of Ring tablets
Processing 1V-shaped grooves with the depth of 0.5mm at 75 degrees on the circumferential surface of the ring sheet, wherein the surface roughness of the V-shaped grooves is less than 0.2; then electroplating, electroplating palladium-nickel Pd-Ni on the surface of the ring piece once, wherein the thickness is 7 mu m, the hardness is 360Hv, and after electroplating, polishing the surface of the V-shaped groove to improve the roughness of the surface of the ring groove to be less than 0.2;
G. preparing an electric transmission device with a high-precision angle measuring function:
the transmission device is characterized in that a circular induction synchronizer stator is embedded into a stator groove and then is connected with a conductive slip ring stator through a stator screw, a circular induction synchronizer rotor is connected with a conductive slip ring rotor through a rotor screw, an excitation signal line of the circular induction synchronizer stator is connected with a conductive slip ring stator lead, an excitation signal line of the circular induction synchronizer rotor is connected with a conductive slip ring rotor lead, and the transmission of excitation signals, common power and electric signals can be realized through an electric transmission device which is supported by a conductive slip ring left bearing and a conductive slip ring right bearing and has a high-precision angle measuring function.
The invention integrates the circular induction synchronizer in the conductive slip ring, and realizes the relative rotation of the circular induction synchronizer by utilizing the relative rotation of the conductive slip ring, thereby realizing the transmission of common power and electric signals and high-precision angle measurement. The invention has the following advantages:
1. the circular induction synchronizer is arranged in the conductive sliding ring, so that the circular induction synchronizer and the conductive sliding ring are organically combined together, and the circular induction synchronizer does not need a separate assembly space during assembly, so that the installation space of the whole machine can be saved, and the installation of the circular induction synchronizer is simple and convenient;
2. the circular induction synchronizer is arranged inside the conductive slip ring, so that the mounting precision of a stator and a rotor of the circular induction synchronizer can be improved, and the transmission reliability of angle measurement signals is improved;
3. the circular induction synchronizer is arranged in the conductive slip ring, and the circular induction synchronizer does not need to be independently assembled during assembly, so that the mounting difficulty of the circular induction synchronizer can be reduced;
4. the exciting signal line of the circular induction synchronizer stator is connected with the lead of the conductive slip ring stator, the exciting signal line of the circular induction synchronizer rotor is connected with the lead of the conductive slip ring rotor, the exciting signal lines of the circular induction synchronizer rotor and the circular induction synchronizer stator are not separately led, the outgoing line is simplified, and therefore the exciting signal line of the circular induction synchronizer can be effectively prevented from interfering with the whole structure, and the mutual interference between the exciting signals is small.
Under the condition that no electric transmission device with the angle measuring function is available at home at present, the applicant invents the conductive slip ring with the angle measuring function by initially embedding the circular induction synchronizer in the conductive slip ring on the basis of a large number of process test exploration and research, thereby successfully realizing the realization of the angle measuring function in the conductive slip ring and filling the domestic blank.
Drawings
FIG. 1 is a schematic structural view of the present invention;
wherein: 101-circular induction synchronizer stator; 102-circular induction synchronizer rotor; 103-conductive slip ring left bearing; 104-a conductive slip ring rotor; 105-a conductive slip ring stator; 106-conductive slip ring right bearing; 107-stator screws; 108-rotor screws; 109-a brush assembly; 110-ring segments; 111-brush assembly screw; 112-rotor wing plate; 113-stator grooves; 114-stator vanes.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings.
An electric transmission device with high-precision angle measurement function comprises a circular induction synchronizer stator 101, a circular induction synchronizer rotor 102, a conductive slip ring left bearing 103, a conductive slip ring rotor 104, a conductive slip ring stator 105, a conductive slip ring right bearing 106, a brush assembly 109 and a ring sheet 110, wherein the conductive slip ring left bearing 103 and the conductive slip ring right bearing 106 are sleeved between the conductive slip ring rotor 104 and the conductive slip ring stator 105, so that the conductive slip ring rotor 104 sleeved in the conductive slip ring stator 105 can rotate relative to the conductive slip ring stator 105, a plurality of uniformly arranged ring sheets 110 are arranged on the outer side wall of the conductive slip ring rotor 104, the brush assembly 109 with brush wires is installed on the outer side wall of the conductive slip ring stator 105 through a brush assembly screw 111, the brush wires in the brush assembly 109 are in sliding contact with the ring sheets 110, the flat-plate-shaped circular induction synchronizer rotor 102 is installed on a rotor wing plate 112 at the left end of the conductive slip ring rotor 104 through a rotor screw 108, so that the circular induction synchronizer rotor 102 and the conductive slip ring rotor 104 are fixed together, and the circular induction synchronizer rotor 102 and the conductive slip ring rotor 104 can rotate together; a stator groove 113 is formed in the middle of a stator wing plate 114 at the left end of the conductive slip ring stator 105, and the flat plate-shaped circular induction synchronizer stator 101 is embedded into the stator groove 113 and is mounted on the stator wing plate 114 of the conductive slip ring stator 105 through a stator screw 107, so that the circular induction synchronizer stator 101 and the conductive slip ring stator 105 are fixed together; the excitation signal line of the circular induction synchronizer stator 101 is connected with the stator lead of the brush assembly 109 on the conductive slip ring stator 105, and the excitation signal line of the circular induction synchronizer rotor 102 is connected with the rotor lead of the ring plate 110 on the conductive slip ring rotor 104.
The outer end faces of the circular induction synchronizer stator 101 are flush with the outer end faces of the stator vanes 114.
When the client complete machine is used, only the conductive slip ring stator 105 and the client complete machine are required to be fixed on a mechanical interface, and the conductive slip ring rotor 104 and the client complete machine are fixed; on the electrical performance interface, excitation signal lines of a rotor and a stator of the circular induction synchronizer are not separately led out, but are respectively connected with a lead of a stator of a conductive slip ring and a lead of a rotor, and the transmission of excitation signals, common power and electrical signals can be realized only by connecting the corresponding electrical interface with the electrical interface of the whole machine of a client.
After the whole client machine is started, the electricity transmission device with the angle measuring function realizes relative rotation movement through the left bearing 103 of the conductive slip ring and the right bearing 106 of the conductive slip ring.
A preparation method of an electric transmission device with an angle measuring function is characterized in that: the method comprises the following specific steps:
A. preparation of the circular induction synchronizer rotor 102:
the base material of the round induction synchronizer rotor 102 is aluminum, the appearance processing of the round induction synchronizer rotor 102 is completed through turning and milling, semi-finishing allowance is left on the outer circle, the inner hole and two end faces of the base plate of the round induction synchronizer rotor 102, and the pouring and copper sheet bonding of the round induction synchronizer rotor are performed after the dimensional stability processing;
after the copper sheets are bonded, scribing the circular induction synchronizer rotor 102, when scribing an outer channel, placing the circular induction synchronizer rotor on a high-precision fluted disc for indexing, milling by using a saw blade milling cutter, and milling an inner channel scribing through a machining center;
in order to ensure the installation of the circular induction synchronizer rotor 102 and the reliability of signal transmission, two end faces of the circular induction synchronizer rotor 102 are ground in a grinding mode, so that the parallelism between the two end faces is not more than 0.005mm, and meanwhile, a copper sheet bonding tool is designed, so that the parallelism between the copper sheet and the end faces of the circular induction synchronizer rotor 102 is not more than 0.005 mm;
B. preparation of circular induction synchronizer stator 101
The base material of the circular induction synchronizer stator 101 is aluminum, the appearance processing of the circular induction synchronizer stator 101 is completed through turning and milling, semi-finishing allowance is reserved on the outer circle, the inner hole and two end faces of the base plate of the circular induction synchronizer stator 101, and the circular induction synchronizer stator 101 is poured and bonded with copper sheets after dimensional stability processing;
after the copper sheets are bonded, scribing the circular induction synchronizer stator 101, when scribing the outer channel, placing the circular induction synchronizer stator on a high-precision fluted disc for indexing, milling by using a saw blade milling cutter, and milling the inner channel scribed line through a machining center;
in order to ensure the installation of the circular induction synchronizer stator 101 and the reliability of signal transmission, two end faces of the circular induction synchronizer stator 101 are ground in a grinding mode, so that the parallelism between the two end faces is not more than 0.005mm, and meanwhile, a copper sheet bonding tool is designed, so that the parallelism between the copper sheet and the end face of the circular induction synchronizer stator 101 is not more than 0.005 mm;
C. preparation of conductive slip ring rotor 104:
the conductive slip ring rotor 104 is composed of a central shaft with aluminum as a base material, a ring piece 110 with brass as a base material and epoxy resin glue, wherein the ring piece 110 is sleeved on the central shaft in sequence, the epoxy resin glue is poured into the center of the central shaft, and a V-shaped groove is processed on the surface of the ring piece 110 after the epoxy resin glue is fixed;
in order to ensure the installation precision of the conductive slip ring rotor 104 and the circular induction synchronizer, after the conductive slip ring rotor 104 is prepared, the matching surface of the conductive slip ring rotor 104 is finely processed, so that the verticality between the matching surface and the circumferential surface is not more than 0.005mm, and the surface finish is not more than 0.04;
D. preparation of conductive slip ring stator 105
The base material of the conductive slip ring stator 105 is aluminum, the appearance of the conductive slip ring stator 105 is machined through turning and milling, and natural color conductive oxidation treatment is performed on the surface of the conductive slip ring stator 105 to ensure the corrosion resistance of the conductive slip ring stator 105;
in order to ensure the installation precision of the conductive slip ring stator 105 and the circular induction synchronizer, after the natural color conductive oxidation treatment of the conductive slip ring stator 105 is completed, the matching surface of the conductive slip ring stator 105 is finely processed, so that the verticality between the matching surface and the circumferential surface is not more than 0.005mm, and the surface smoothness is not more than 0.04;
E. preparation of brush assembly 109:
installing brush wires of the brush assembly 109 on a brush positioning plate according to a conventional method, debugging the pressure angle of the brush wires, dispensing and fixing the brush wires at the wire outlet positions of the brush positioning plate after debugging is finished, meanwhile, welding one end of a conducting slip ring stator lead on the brush wires, coating glue on the top of the brush positioning plate, performing high-temperature aging, and eliminating the stress of the brush wires;
F. preparation of Ring sheet 110
1 75-degree V-shaped grooves are machined in the circumferential surface of the ring piece 110, the depth of each groove is 0.5mm, and the surface roughness of each V-shaped groove is less than 0.2; then electroplating, namely electroplating palladium-nickel Pd-Ni on the surface of the ring piece 110 once, wherein the thickness is 7 mu m, the hardness is 360Hv, and after electroplating, polishing the surface of the V-shaped groove to improve the roughness of the surface of the ring groove to be less than 0.2;
G. preparing an electric transmission device with a high-precision angle measuring function:
the transmission method comprises the steps that a circular induction synchronizer stator 101 is embedded into a stator groove 113 and then is connected with a conductive slip ring stator 105 through a stator screw 107, a circular induction synchronizer rotor 102 is connected with a conductive slip ring rotor 104 through a rotor screw 108, an excitation signal line of the circular induction synchronizer stator 101 is connected with a stator lead of a brush assembly 109 on the conductive slip ring stator 105, an excitation signal line of the circular induction synchronizer rotor 102 is connected with a rotor lead of a ring piece 110 on the conductive slip ring rotor 104, and the transmission of excitation signals, common power and electric signals can be achieved through an electric transmission device with a high-precision angle measurement function supported by a conductive slip ring left bearing 103 and a conductive slip ring right bearing 106.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (3)
1. The utility model provides a take high accuracy angle measurement function's electricity transmission device, including leading electrical slip ring rotor, lead electrical slip ring stator, lead electrical slip ring left bearing, lead electrical slip ring right bearing, brush subassembly and ring piece, the cover has and leads electrical slip ring left bearing and leads electrical slip ring right bearing between leading electrical slip ring rotor and conductive slip ring stator, make the electrical slip ring rotor of cover in leading electrical slip ring stator rotate for leading electrical slip ring stator, be equipped with a plurality of ring pieces that are align to grid on the lateral wall of leading electrical slip ring rotor, the brush subassembly of electrified brush silk passes through brush subassembly screw installation on the lateral wall of leading electrical slip ring stator, brush silk and ring piece sliding contact in the brush subassembly, its characterized in that: the flat-plate-shaped round induction synchronizer rotor is arranged on a rotor wing plate at the left end of the conductive sliding ring rotor through a rotor screw, so that the round induction synchronizer rotor and the conductive sliding ring rotor are fixed together, and the round induction synchronizer rotor can rotate together with the conductive sliding ring rotor; a stator groove is arranged in the middle of a stator wing plate at the left end of the conductive sliding ring stator, and a flat-plate-shaped circular induction synchronizer stator is embedded into the stator groove and is installed on the stator wing plate of the conductive sliding ring stator through a stator screw, so that the circular induction synchronizer stator and the conductive sliding ring stator are fixed together; the excitation signal line of the stator of the circular induction synchronizer is connected with the lead of the stator of the conductive slip ring, and the excitation signal line of the rotor of the circular induction synchronizer is connected with the lead of the rotor of the conductive slip ring.
2. The electrical transmission device with a high precision angle measurement function according to claim 1, characterized in that: the outer end face of the circular induction synchronizer stator is flush with the outer end face of the stator wing plate.
3. A preparation method of an electric transmission device with an angle measuring function is characterized in that: the method comprises the following specific steps:
A. preparing a circular induction synchronizer rotor:
the base material of the round induction synchronizer rotor is aluminum, the appearance processing of the round induction synchronizer rotor is completed through turning and milling, semi-finish machining allowance is reserved on the outer circle, the inner hole and two end faces of the base plate of the round induction synchronizer rotor, and the pouring and copper sheet bonding of the round induction synchronizer rotor are performed after dimensional stability processing;
after the copper sheets are bonded, scribing the circular induction synchronizer rotor, when scribing the outer channel, placing the circular induction synchronizer rotor on a high-precision fluted disc for indexing, milling by using a saw blade milling cutter, and milling the inner channel scribed line through a machining center;
in order to ensure the installation of the round induction synchronizer rotor and the reliability of signal transmission, two end faces of the round induction synchronizer rotor are ground in a grinding mode, so that the parallelism between the two end faces is not more than 0.005mm, and meanwhile, a copper sheet bonding tool is designed, so that the parallelism between the copper sheet and the end faces of the round induction synchronizer rotor is not more than 0.005 mm;
B. preparation of circular induction synchronizer stator
The base material of the circular induction synchronizer stator is aluminum, the appearance processing of the circular induction synchronizer stator is completed through turning and milling, semi-finish machining allowance is reserved on the outer circle, the inner hole and two end faces of the base plate of the circular induction synchronizer stator, and the circular induction synchronizer stator is poured and bonded with copper sheets after dimensional stability processing;
after the copper sheets are bonded, scribing the circular induction synchronizer stator, when scribing the outer channel, placing the circular induction synchronizer stator on a high-precision fluted disc for indexing, milling by using a saw blade milling cutter, and milling the inner channel scribed line through a machining center;
in order to ensure the installation of the circular induction synchronizer stator and the reliability of signal transmission, two end faces of the circular induction synchronizer stator are ground in a grinding mode, so that the parallelism between the two end faces is not more than 0.005mm, and meanwhile, a copper sheet bonding tool is designed, so that the parallelism between the copper sheet and the end faces of the circular induction synchronizer stator is not more than 0.005 mm;
C. preparing a conductive slip ring rotor:
the conductive slip ring rotor consists of a central shaft with aluminum as a base material, a ring sheet with brass as a base material and epoxy resin glue, wherein the ring sheet is sleeved on the central shaft in sequence, the epoxy resin glue is poured into the center of the central shaft, and a V-shaped groove is processed on the surface of the ring sheet after the epoxy resin glue is fixed;
in order to ensure the installation precision of the conductive slip ring rotor and the circular induction synchronizer, after the conductive slip ring rotor is prepared, the matching surface of the conductive slip ring rotor is finely processed, so that the verticality between the matching surface and the circumferential surface is not more than 0.005mm, and the surface smoothness is not more than 0.04;
D. preparation of conductive slip ring stator
The base material of the conductive slip ring stator is aluminum, the appearance processing of the conductive slip ring stator is completed through turning and milling, and natural color conductive oxidation treatment is performed on the surface of the conductive slip ring stator in order to ensure the corrosion resistance of the conductive slip ring stator;
in order to ensure the installation precision of the conductive slip ring stator and the circular induction synchronizer, after the natural color conductive oxidation treatment of the conductive slip ring stator is finished, the matching surface of the conductive slip ring stator is finely processed, so that the verticality between the matching surface and the circumferential surface is not more than 0.005mm, and the surface smoothness is not more than 0.04;
E. preparing the electric brush assembly:
installing brush wires of a brush assembly on a brush positioning plate according to a conventional method, debugging the pressure angle of the brush wires, dispensing and fixing the brush wires at the wire outlet positions of the brush positioning plate after the debugging is finished, meanwhile, welding one end of a conducting slip ring stator lead on the brush wires, coating glue on the top of the brush positioning plate, performing high-temperature aging, and eliminating the stress of the brush wires;
F. preparation of Ring tablets
Processing 1V-shaped grooves with the depth of 0.5mm at 75 degrees on the circumferential surface of the ring sheet, wherein the surface roughness of the V-shaped grooves is less than 0.2; then electroplating, electroplating palladium-nickel Pd-Ni on the surface of the ring piece once, wherein the thickness is 7 mu m, the hardness is 360Hv, and after electroplating, polishing the surface of the V-shaped groove to improve the roughness of the surface of the ring groove to be less than 0.2;
G. preparing an electric transmission device with a high-precision angle measuring function:
the transmission of excited signals, common power and electric signals can be realized by an electric transmission device with a high-precision angle measuring function supported by a left bearing of the conductive slip ring and a right bearing of the conductive slip ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911004716.8A CN110718821B (en) | 2019-10-22 | Electrical transmission device with high-precision angle measurement function and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911004716.8A CN110718821B (en) | 2019-10-22 | Electrical transmission device with high-precision angle measurement function and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110718821A true CN110718821A (en) | 2020-01-21 |
| CN110718821B CN110718821B (en) | 2024-11-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111682383A (en) * | 2020-06-16 | 2020-09-18 | 浙江大华技术股份有限公司 | Conductive slip ring |
| CN112050728A (en) * | 2020-09-07 | 2020-12-08 | 北京精密机电控制设备研究所 | Novel high-temperature-resistant angular displacement sensor designed for assembly |
| CN113571993A (en) * | 2021-09-26 | 2021-10-29 | 海安明宇智能控制技术有限公司 | Precise automatic wire feeding device for conductive slip ring in instrument assembly |
| CN113932690A (en) * | 2021-10-20 | 2022-01-14 | 中船九江精达科技股份有限公司 | Device and method for detecting axial clearance of precise conductive slip ring |
| CN115319426A (en) * | 2022-08-26 | 2022-11-11 | 中国兵器装备集团上海电控研究所 | Manufacturing method of integrated rotary transmission mandrel |
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| US20040119369A1 (en) * | 2002-12-18 | 2004-06-24 | Radtke David E. | Collector ring assembly for rotor shaft of electrical machine |
| CN106352788A (en) * | 2016-09-09 | 2017-01-25 | 九江精达检测技术有限公司 | Conductive slip ring integrating circular inductive synchronizer and preparation method thereof |
| CN210692982U (en) * | 2019-10-22 | 2020-06-05 | 中船九江精达科技股份有限公司 | Electric transmission device with high-precision angle measurement function |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040119369A1 (en) * | 2002-12-18 | 2004-06-24 | Radtke David E. | Collector ring assembly for rotor shaft of electrical machine |
| CN106352788A (en) * | 2016-09-09 | 2017-01-25 | 九江精达检测技术有限公司 | Conductive slip ring integrating circular inductive synchronizer and preparation method thereof |
| CN210692982U (en) * | 2019-10-22 | 2020-06-05 | 中船九江精达科技股份有限公司 | Electric transmission device with high-precision angle measurement function |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111682383A (en) * | 2020-06-16 | 2020-09-18 | 浙江大华技术股份有限公司 | Conductive slip ring |
| CN112050728A (en) * | 2020-09-07 | 2020-12-08 | 北京精密机电控制设备研究所 | Novel high-temperature-resistant angular displacement sensor designed for assembly |
| CN113571993A (en) * | 2021-09-26 | 2021-10-29 | 海安明宇智能控制技术有限公司 | Precise automatic wire feeding device for conductive slip ring in instrument assembly |
| CN113571993B (en) * | 2021-09-26 | 2021-11-30 | 海安明宇智能控制技术有限公司 | Precise automatic wire feeding device for conductive slip ring in instrument assembly |
| CN113932690A (en) * | 2021-10-20 | 2022-01-14 | 中船九江精达科技股份有限公司 | Device and method for detecting axial clearance of precise conductive slip ring |
| CN113932690B (en) * | 2021-10-20 | 2023-09-15 | 中船九江精达科技股份有限公司 | Device and method for detecting axial gap of precise conductive slip ring |
| CN115319426A (en) * | 2022-08-26 | 2022-11-11 | 中国兵器装备集团上海电控研究所 | Manufacturing method of integrated rotary transmission mandrel |
| CN115319426B (en) * | 2022-08-26 | 2024-05-07 | 中国兵器装备集团上海电控研究所 | Manufacturing method of integrated rotary transmission mandrel |
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