CN216162567U - Assembly structure of motor encoder magnetic ring - Google Patents
Assembly structure of motor encoder magnetic ring Download PDFInfo
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- CN216162567U CN216162567U CN202122172460.0U CN202122172460U CN216162567U CN 216162567 U CN216162567 U CN 216162567U CN 202122172460 U CN202122172460 U CN 202122172460U CN 216162567 U CN216162567 U CN 216162567U
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- magnetic ring
- side wall
- threaded rod
- rotating shaft
- ring seat
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Abstract
The utility model belongs to the technical field of motors, and particularly relates to an assembly structure of a magnetic ring of a motor encoder, which comprises a rotating shaft, an end cover, a magnetic ring seat and a magnetic ring; the side wall of the end cover is provided with a mounting groove; the rotating shaft is rotatably connected inside the mounting groove; the magnetic ring seat is in matched connection with the threads, the fixing assembly is arranged in the magnetic ring seat, and a placing groove is formed in the side wall of the magnetic ring seat; the magnetic ring is arranged inside the placing groove; the fixing assembly comprises a baffle plate, a first threaded rod and a positioning mechanism; the baffle is connected inside the placing groove in a sliding mode, and a first threaded hole is formed in the side wall of the baffle; the first threaded rod is rotatably connected to the inner side wall of the magnetic ring seat; the positioning mechanism is arranged inside the magnetic ring seat; the baffle is fixed through the first threaded rod, so that the magnetic ring is fixed on the magnetic ring seat, and the connection form of the magnetic ring on the rotating shaft is more stable.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to an assembling structure of a motor encoder magnetic ring.
Background
In order to detect the position and the rotating speed of the rotating piece, the position and the rotating speed of the rotating piece are generally detected by installing an encoder, the encoder mainly comprises a circuit board and a magnetic ring, a reading head on the circuit board can read data on the magnetic ring, the magnetic ring is connected with the rotating piece needing to read parameters, and the rotating piece drives the magnetic ring to rotate in the moving process so as to achieve the effect of measuring the position and the rotating speed of the rotating piece according to the position of the magnetic ring.
In the prior art, when the encoder magnetic ring is installed, the connection between the magnetic ring and the rotating part is mostly realized through glue, but the stability of the mode of assembling the magnetic ring through the glue is poor, and the magnetic ring is easy to shake and fall off, so that the assembling structure of the motor encoder magnetic ring is provided for the problems.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problem that the connection between a magnetic ring and a rotating piece is mostly realized through glue when the existing magnetic ring is installed, but the stability of the mode of assembling the magnetic ring through the glue is poor, the utility model provides an assembling structure of a magnetic ring of a motor encoder.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to an assembly structure of a motor encoder magnetic ring, which comprises a rotating shaft, an end cover, a magnetic ring seat and a magnetic ring; the side wall of the end cover is provided with a mounting groove; the rotating shaft is rotatably connected inside the mounting groove, and the outer side wall of the rotating shaft is provided with threads; the magnetic ring seat is in matched connection with the threads, the fixing assembly is arranged in the magnetic ring seat, and a placing groove is formed in the side wall of the magnetic ring seat; the magnetic ring is arranged inside the placing groove; the fixing assembly comprises a baffle plate, a first threaded rod and a positioning mechanism; the baffle is connected inside the placing groove in a sliding mode, and a first threaded hole is formed in the side wall of the baffle; the first threaded rod is rotatably connected to the inner side wall of the magnetic ring seat and is in threaded fit with the first threaded hole; the positioning mechanism is arranged inside the magnetic ring seat; install the magnetic ring inside the standing groove, cover the baffle in the magnetic ring outside, rotate first threaded rod, fix the baffle through first threaded rod for the magnetic ring is fixed on the magnetic ring seat, and this kind of mounting means is compared in bonding the magnetic ring more reliably through glue, and the magnetic ring is more stable in the epaxial connection form of changeing.
Preferably, a sliding groove is formed in the inner side wall of the bottom end of the placing groove; the positioning mechanism comprises a stop block and a second threaded rod; the stop block is connected inside the sliding groove in a sliding mode through a spring, and a second threaded hole is formed in the side wall of the stop block; the second threaded rod is rotatably connected to the outer side wall of the magnetic ring seat and is in threaded fit with the second threaded hole; through pressing the dog for in the dog compression spring retraction spout, along with the baffle lid establish on the magnetic ring lateral wall back, under the effect of spring force, the dog slides out from the spout, plays spacing effect of blockking to the baffle through the dog.
Preferably, a rubber sheet is arranged on the side wall of the contact part of the baffle and the magnetic ring; the rubber sheet arranged on the side wall of the baffle plate protects the magnetic ring, so that the abrasion of the contact part of the stop block and the magnetic ring is reduced, and the magnetic ring can work better.
Preferably, a bearing hole is formed in the side wall of the mounting groove; a bearing is fixedly connected in the bearing hole; the rotating shaft penetrates through the bearing and is connected with the bearing in a matching way; when the end cover and the rotating shaft are installed, the rotating shaft penetrates through the bearing to be installed in the installation groove, the bearing is matched with the rotating shaft, and the end cover plays a supporting role in supporting the rotating shaft.
Preferably, a plurality of wiring holes are formed in the side wall of the end cover; the outgoing line of the electrical component inside the motor is facilitated by the arrangement of the wiring hole, and the normal work of the encoder is further realized.
Preferably, a plurality of mounting holes are formed in the side wall of the end cover; the end cover and the motor shell are conveniently connected through the mounting hole, and the end cover and the motor shell can be mounted through the screw arranged in the mounting hole.
The utility model has the advantages that:
1. according to the utility model, the magnetic ring is arranged in the magnetic ring seat through the matching work of the rotating shaft, the end cover, the magnetic ring seat, the magnetic ring, the baffle plate, the first threaded rod, the baffle block and the second threaded rod, and the magnetic ring is fixed through the baffle plate, so that the magnetic ring is stably arranged in the magnetic ring seat;
2. according to the encoder, the end cover is conveniently connected with the motor shell through the installation hole, the end cover and the motor shell can be installed through the screw arranged in the installation hole, the wire outlet of an electrical component in the motor is convenient through the wire outlet hole, and therefore the normal work of the encoder is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a partial cross-sectional view of a first embodiment;
FIG. 2 is a side view of the first embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is an enlarged view of a portion of FIG. 1 at B;
FIG. 5 is a schematic three-dimensional structure diagram of the end cap, the first threaded rod and the non-slip mat according to the second embodiment.
In the figure: 1. a rotating shaft; 2. an end cap; 21. mounting grooves; 211. a bearing bore; 212. a bearing; 22. a wiring hole; 23. mounting holes; 3. a magnetic ring seat; 31. a placement groove; 311. a chute; 312. a non-slip mat; 4. a magnetic ring; 5. a fixing assembly; 51. a baffle plate; 511. a first threaded hole; 512. a rubber sheet; 52. a first threaded rod; 53. a positioning mechanism; 531. a stopper; 532. a second threaded rod; 533. and a second threaded hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-4, an assembly structure of a magnetic ring of a motor encoder includes a rotating shaft 1, an end cap 2, a magnetic ring seat 3 and a magnetic ring 4; the side wall of the end cover 2 is provided with a mounting groove 21; the rotating shaft 1 is rotatably connected inside the mounting groove 21, and threads are arranged on the outer side wall of the rotating shaft 1; the magnetic ring seat 3 is in fit connection with the threads, the fixing assembly 5 is arranged inside the magnetic ring seat 3, and the side wall of the magnetic ring seat 3 is provided with a placing groove 31; the magnetic ring 4 is arranged inside the placing groove 31; the fixing component 5 comprises a baffle plate 51, a first threaded rod 52 and a positioning mechanism 53; the baffle plate 51 is connected inside the placing groove 31 in a sliding manner, and a first threaded hole 511 is formed in the side wall of the baffle plate 51; the first threaded rod 52 is rotatably connected to the inner side wall of the magnetic ring seat 3, and the first threaded rod 52 is in threaded fit with the first threaded hole 511; the positioning mechanism 53 is arranged inside the magnetic ring seat 3; in operation, when carrying out the installation of magnetic ring 4, install magnetic ring 4 inside standing groove 31, establish baffle 51 at the outside lid of magnetic ring 4, it is spacing to baffle 51 through positioning mechanism 53, rotate first threaded rod 52 again, because first threaded rod 52 and first screw hole 511 screw-thread fit, fix baffle 51 through first threaded rod 52, make magnetic ring 4 fixed in magnetic ring seat 3, the screw-thread fit on 3 lateral walls of magnetic ring seat and the 1 lateral wall of pivot, thereby realize the installation in pivot 1 of magnetic ring seat 3, this kind of mounting means compares in bonding magnetic ring 4 through glue more reliable, the connection form of magnetic ring 4 on pivot 1 is more stable, when pivot 1 operation, magnetic ring seat 3 rotates with magnetic ring 4 along with it, thereby know the rotational speed of pivot 1 through the rotational speed that reads magnetic ring 4.
A sliding groove 311 is arranged on the inner side wall of the bottom end of the placing groove 31; the positioning mechanism 53 comprises a stopper 531 and a second threaded rod 532; the stopper 531 is slidably connected inside the sliding groove 311 through a spring, and a second threaded hole 533 is formed in the side wall of the stopper 531; the second threaded rod 532 is rotatably connected to the outer side wall of the magnetic ring seat 3, and the second threaded rod 532 is in threaded fit with the second threaded hole 533; during operation, install baffle 51 into standing groove 31 behind the magnetic ring 4 in standing groove 31, press dog 531, make in dog 531 compression spring retraction spout 311, establish back on the magnetic ring 4 lateral wall along with baffle 51 lid, under the effect of spring force, dog 531 roll-off from spout 311, play spacing effect of blockking through dog 531 to baffle 51, rotate second threaded rod 532, second threaded rod 532 passes through screw-thread fit with second screw hole 533, fix dog 531 through second threaded rod 532, thereby make baffle 51 more firm in standing groove 31, and then make the mounting structure of magnetic ring 4 stable.
A rubber sheet 512 is arranged on the side wall of the contact part of the baffle 51 and the magnetic ring 4; during operation, the rubber sheet 512 arranged on the side wall of the baffle 51 protects the magnetic ring 4, so that the abrasion of the contact part of the baffle 531 and the magnetic ring 4 is reduced, and the magnetic ring 4 can work better.
The side wall of the mounting groove 21 is provided with a bearing hole 211; a bearing 212 is fixedly connected in the bearing hole 211; the rotating shaft 1 penetrates through the bearing 212, and the rotating shaft 1 is connected with the bearing 212 in a matching way; during operation, when the end cover 2 and the rotating shaft 1 are installed, the rotating shaft 1 penetrates through the bearing 212 and is installed in the installation groove 21, the bearing 212 and the rotating shaft 1 are matched, the bearing 212 is driven to rotate in the rotating process of the rotating shaft 1, and the end cover 2 plays a supporting role in supporting the rotating shaft 1.
A plurality of wiring holes 22 are formed in the side wall of the end cover 2; when the encoder works, the outgoing line of the electrical component in the motor is convenient through the wiring hole 22, and the normal work of the encoder is further realized.
A plurality of mounting holes 23 are formed in the side wall of the end cover 2; during operation, through setting up mounting hole 23 and conveniently being connected end cover 2 and motor housing, can realize end cover 2 and motor housing's installation through set up the screw in mounting hole 23.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a non-slip mat 312 is fixedly connected to a sidewall of the placement slot 31; the anti-slip pad 312 is made of rubber; during operation, when the magnetic ring 4 is installed in the placing groove 31, the side wall of the magnetic ring 4 extrudes the anti-slip pad 312, the anti-slip pad 312 deforms under pressure, the friction force between the magnetic ring 4 and the inner side wall of the placing groove 31 is increased, and the magnetic ring 4 is tightly clamped inside the placing groove 31, so that the installation of the magnetic ring 4 is more stable.
The working principle is that when the magnetic ring 4 is installed, the magnetic ring 4 is installed inside the placing groove 31, the side wall of the magnetic ring 4 extrudes the anti-skid pad 312, the anti-skid pad 312 is deformed under pressure, the friction force between the magnetic ring 4 and the inner side wall of the placing groove 31 is increased, the magnetic ring 4 is clamped inside the placing groove 31, the baffle plate 51 is covered outside the magnetic ring 4, when the baffle plate 51 is installed inside the placing groove 31, the baffle 531 is pressed, the baffle 531 compresses the spring to retract into the sliding groove 311, the baffle plate 51 is pushed to slide into the placing groove 31, after the baffle plate 51 is covered on the side wall of the magnetic ring 4, under the action of the spring elasticity, the baffle plate 531 slides out from the sliding groove 311, the baffle plate 51 is limited and blocked by the baffle plate 531, the second threaded rod 532 is rotated, the second threaded rod 532 is matched with the second threaded hole 533 through threads, the baffle 531 is fixed by the second threaded rod 532, the first threaded rod 52 is rotated, because the first threaded rod 52 is in threaded fit with the first threaded hole 511, the baffle 51 is fixed by the first threaded rod 52, so that the magnetic ring 4 is fixed in the magnetic ring seat 3, the side wall of the magnetic ring seat 3 is in threaded fit with the outer side wall of the rotating shaft 1, and the magnetic ring seat 3 is further installed on the outer side wall of the rotating shaft 1, so that the magnetic ring 4 and the rotating shaft 1 are assembled, compared with the installation mode that the magnetic ring 4 is bonded by glue, the connection mode of the magnetic ring 4 on the rotating shaft 1 is more stable, when the rotating shaft 1 runs, the magnetic ring seat 3 and the magnetic ring 4 rotate along with the rotation, the rotation speed of the magnetic ring 4 is read by a reading head on the end cover 2, so as to know the rotation speed of the rotating shaft 1, the rubber sheet 512 is arranged on the side wall of the baffle 51 to protect the magnetic ring 4, so that the abrasion of the contact part of the baffle 531 and the magnetic ring 4 is reduced, so that the magnetic ring 4 can work better, when the end cover 2 and the rotating shaft 1 are installed, pass pivot 1 during bearing 212 installs into mounting groove 21, form the cooperation through bearing 212 and pivot 1, rotate at pivot 1 in-process and drive bearing 212 and rotate, end cover 2 plays supporting role to pivot 1, conveniently be connected end cover 2 and motor housing through setting up mounting hole 23, can realize the installation of end cover 2 and motor housing through set up the screw in mounting hole 23, make things convenient for being qualified for the next round of competitions of the inside electrical components of motor through setting up wire walking hole 22, and then realize the normal work of encoder.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (6)
1. The assembly structure of the magnetic ring of the motor encoder is characterized in that: comprises a rotating shaft (1), an end cover (2), a magnetic ring seat (3) and a magnetic ring (4); the side wall of the end cover (2) is provided with a mounting groove (21); the rotating shaft (1) is rotatably connected inside the mounting groove (21), and threads are arranged on the outer side wall of the rotating shaft (1); the magnetic ring seat (3) is connected with the threads in a matched mode, the fixing assembly (5) is arranged inside the magnetic ring seat (3), and a placing groove (31) is formed in the side wall of the magnetic ring seat (3); the magnetic ring (4) is arranged in the placing groove (31);
the fixing component (5) comprises a baffle plate (51), a first threaded rod (52) and a positioning mechanism (53); the baffle plate (51) is connected inside the placing groove (31) in a sliding mode, and a first threaded hole (511) is formed in the side wall of the baffle plate (51); the first threaded rod (52) is rotatably connected to the inner side wall of the magnetic ring seat (3), and the first threaded rod (52) is in threaded fit with the first threaded hole (511); the positioning mechanism (53) is arranged inside the magnetic ring seat (3).
2. The assembling structure of a motor encoder magnetic ring as claimed in claim 1, wherein: a sliding groove (311) is formed in the inner side wall of the bottom end of the placing groove (31); the positioning mechanism (53) comprises a stop block (531) and a second threaded rod (532); the stop block (531) is connected inside the sliding groove (311) in a sliding mode through a spring, and a second threaded hole (533) is formed in the side wall of the stop block (531); the second threaded rod (532) is rotatably connected to the outer side wall of the magnetic ring seat (3), and the second threaded rod (532) is in threaded fit with the second threaded hole (533).
3. The assembling structure of the motor encoder magnetic ring as claimed in claim 2, wherein: and a rubber sheet (512) is arranged on the side wall of the contact part of the baffle (51) and the magnetic ring (4).
4. The assembling structure of the motor encoder magnetic ring as claimed in claim 3, wherein: a bearing hole (211) is formed in the side wall of the mounting groove (21); a bearing (212) is fixedly connected in the bearing hole (211); the rotating shaft (1) penetrates through the bearing (212), and the rotating shaft (1) is connected with the bearing (212) in a matched mode.
5. The assembling structure of the motor encoder magnetic ring as claimed in claim 4, wherein: the side wall of the end cover (2) is provided with a plurality of wiring holes (22).
6. The assembling structure of the motor encoder magnetic ring as claimed in claim 5, wherein: the side wall of the end cover (2) is provided with a plurality of mounting holes (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122172460.0U CN216162567U (en) | 2021-09-08 | 2021-09-08 | Assembly structure of motor encoder magnetic ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122172460.0U CN216162567U (en) | 2021-09-08 | 2021-09-08 | Assembly structure of motor encoder magnetic ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216162567U true CN216162567U (en) | 2022-04-01 |
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ID=80847604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122172460.0U Active CN216162567U (en) | 2021-09-08 | 2021-09-08 | Assembly structure of motor encoder magnetic ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216162567U (en) |
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2021
- 2021-09-08 CN CN202122172460.0U patent/CN216162567U/en active Active
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