CN113188574B - Split type coding assembly, speed reducer module and installation method - Google Patents
Split type coding assembly, speed reducer module and installation method Download PDFInfo
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- CN113188574B CN113188574B CN202110572822.7A CN202110572822A CN113188574B CN 113188574 B CN113188574 B CN 113188574B CN 202110572822 A CN202110572822 A CN 202110572822A CN 113188574 B CN113188574 B CN 113188574B
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- encoder
- supporting part
- fixedly connected
- mounting ring
- split type
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/02—Bearings or suspensions for moving parts
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
Abstract
The invention discloses a split type coding assembly, a speed reducer module and an installation method, wherein the split type coding assembly comprises the following steps: a bearing seat; one end of the fixed seat penetrates through the bearing seat, and the fixed seat is movably matched with the bearing seat; the split type encoder includes: the magnetic ring is fixedly connected with the other end of the fixing seat, and the reading head is fixedly connected with the bearing seat. The installation method of the invention has simple and convenient structure, can reduce the installation difficulty of the split encoder, and can effectively realize the quick installation and replacement of the encoder.
Description
Technical Field
The invention relates to the technical field of encoders, in particular to a split type encoding assembly, a speed reducer module and an installation method.
Background
In recent years, with the rise of robots and medical industries, in occasions with special requirements on motors of cooperative robots, exoskeleton robots and the like, split encoders are applied more, however, split encoders are installed with certain difficulty, not only is the requirement on the position degree between a reading head and a magnetic disc required, but also the requirement on the coaxiality is required, and particularly when the motors rotate at high speed, the encoders are installed stably and reliably, and have important influence on accurate control of the position, the speed and the like.
The utility model discloses a magnetoelectric encoder for motor that publication number "CN110492690A" discloses reduces encoder installation error through seting up the constant head tank and the location muscle that are used for installing hall sensor on the hall positioning seat, improves the concentricity of encoder housing and motor stator. Due to the fact that machining errors and assembly errors of relevant parts such as the Hall positioning seat, the positioning ribs, the motor stator, the motor shaft, the encoder stator and the encoder rotor are accumulated, the coaxiality and the position degree of the final encoder stator and the encoder rotor do not necessarily meet design requirements.
The publication number "CN 205407508U" discloses an assembly structure of a magnetoelectric encoder for a motor, and only provides an encoder structure principle, and does not relate to the contents of scheme feasibility, reliability, installation accuracy and the like.
In the prior art, a split type encoder is installed with certain difficulty, and not only the requirement of position degree between a reading head and a magnetic ring is required, but also the requirement of coaxiality is required. The existing structure mainly has: 1. by changing the structure of the encoder (mainly increasing the number of Hall sensors); 2. accumulated errors of the assembling structure are controlled in modes of repairing, assembling and the like, so that the reading head of the encoder and the magnetic ring meet the precision requirement; this approach undoubtedly increases installation time and cost.
Disclosure of Invention
Aiming at the problems of the existing encoder, the split type encoding assembly, the speed reducer module and the installation method are provided, the installation method is simple and convenient in structure, the installation difficulty of the split type encoder can be reduced, and meanwhile, the rapid installation and replacement of the encoder can be effectively realized.
The specific technical scheme is as follows:
a split encoding assembly comprising:
a bearing seat;
one end of the fixed seat penetrates through the bearing seat, and the fixed seat is movably matched with the bearing seat;
the split encoder includes: the magnetic ring is fixedly connected with the other end of the fixing seat, and the reading head is fixedly connected with the bearing seat.
The split coding assembly further comprises: the fixing seat is in running fit with the bearing seat through the bearing.
The split coding assembly further comprises: the mounting bracket is fixedly connected with the bearing seat, and the mounting bracket is in limit fit with the periphery of the bearing.
The split coding assembly further comprises: the end cover is fixedly connected with one end of the fixed seat, and the end cover is in limit fit with the inner periphery of the bearing.
The split type coding assembly is characterized in that an indicator lamp is arranged on the split type encoder.
The split coding assembly comprises a mounting bracket, a bearing seat and a plurality of connecting frames, wherein the mounting bracket comprises a first mounting ring and a second mounting ring which are concentrically arranged, the second mounting ring is positioned on the periphery of the first mounting ring, the first mounting ring is fixedly connected with the bearing seat, the first mounting ring is in limit fit with the periphery of the bearing, the plurality of connecting frames are arranged between the first mounting ring and the second mounting ring, the plurality of connecting frames are arranged at equal intervals along the circumferential direction of the first mounting ring, the periphery of the second mounting ring is provided with a plurality of lugs, the plurality of lugs are arranged at equal intervals along the circumferential direction of the second mounting ring, and the plurality of connecting frames are respectively opposite to the plurality of lugs;
each the link all includes first supporting part, second supporting part, third supporting part, fourth supporting part and the fifth supporting part that connects gradually, first supporting part with the fifth supporting part is all followed the radial setting of first collar, just first supporting part the fifth supporting part with the lug is same orientation setting, the second supporting part with the fourth supporting part all is the arc setting, the third supporting part is the half-ring setting.
In the split coding assembly, the bearing seat is provided with a boss, and the reading head is fixedly connected with the boss.
The utility model provides a speed reducer module, wherein, includes foretell split type coding subassembly, still includes:
the split type coding assembly is fixedly connected with the shell through a plurality of studs;
the speed reducer is arranged in the shell;
the motor is arranged in the shell;
the encoder connecting shaft is pressed on a rotor of the motor and is fixedly connected with an input shaft of the speed reducer, and the split type encoding assembly is fixedly connected with the encoder connecting shaft;
the shielding plate is arranged on the encoder connecting shaft and is positioned between the speed reducer and the split type coding assembly.
In the above speed reducer module, the mounting bracket is fixedly connected to the housing through the plurality of studs.
In the speed reducer module, the end of the housing is provided with the first hole sites, the side wall of the housing is provided with the second hole sites, and the studs are connected with the first hole sites respectively.
The mounting method is applied to the speed reducer module and comprises the following steps:
step S1: assembling the split encoding assembly;
step S2: connecting the reading head to a controller by a data line, and calling related debugging software on the controller;
and step S3: manually rotating the fixed seat, and modulating the color of the indicator light or the position information of the controller until the installation precision meets the requirement;
and step S4: and installing the split type coding assembly on the coder connecting shaft and the shell.
Compared with the prior art, the technical scheme has the positive effects that:
(1) The bearing is structurally applied, and the reading head of the encoder and the magnetic ring meet the precision requirements of coaxiality, position degree and the like after being assembled through the high tolerance precision of the bearing;
(2) The encoder reading head and the magnetic ring are assembled before being installed in the motor, and are installed on a motor rotor and a shell as a whole after being detected to be normally used;
(3) The invention has simple and convenient structure, can reduce the installation difficulty of the split encoder, and can effectively realize the quick installation and replacement of the encoder.
Drawings
FIG. 1 is a schematic diagram of an overall structure of a split-type encoding module according to the present invention;
FIG. 2 is a schematic diagram of a split-type encoding module connected to a controller according to the present invention;
fig. 3 is a schematic view of an overall structure of a speed reducer module according to the present invention;
FIG. 4 is a schematic diagram of an overall structure of a split-type encoding module according to the present invention;
in the drawings: 1. a bearing seat; 2. a fixed seat; 3. a magnetic ring; 4. a reading head; 5. a bearing; 6. mounting a bracket; 7. an end cap; 8. a boss; 9. a controller; 11. a housing; 12. a speed reducer; 13. a motor; 14. an encoder connecting shaft; 15. a shield plate; 16. a stud; 21. a first mounting ring; 22. a second mounting ring; 23. a connecting frame; 24. a lug; 25. a first mounting hole; 26. a second mounting hole; 31. a first support section; 32. a second support portion; 33. a third support portion; 34. a fourth support section; 35. and a fifth support part.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Fig. 1 is a schematic overall structure diagram of a split-type coding assembly of the present invention, fig. 4 is a schematic overall structure diagram of a split-type coding assembly of the present invention, as shown in fig. 1 and fig. 4, which illustrate a split-type coding assembly of a preferred embodiment, including: the encoder comprises a bearing seat 1, a fixed seat 2 and a split encoder, wherein one end of the fixed seat 2 penetrates through the bearing seat 1, and the fixed seat 2 is movably matched with the bearing seat 1; the split type encoder comprises a magnetic ring 3 and a reading head 4, the magnetic ring 3 is fixedly connected with the other end of the fixing seat 2, and the reading head 4 is fixedly connected with the bearing seat 1.
Further, as a preferred embodiment, the split encoding module further comprises: bearing 5, fixing base 2 pass through bearing 5 and 1 normal running fit of bearing frame.
Further, as a preferred embodiment, the split encoding module further comprises: installing support 6, installing support 6 and bearing frame 1 fixed connection, installing support 6 and the spacing cooperation in periphery of bearing 5.
Further, as a preferred embodiment, the split encoding module further comprises: and the end cover 7 is fixedly connected with one end of the fixed seat 2, and the end cover 7 is in limit fit with the inner periphery of the bearing 5.
The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The present invention also has the following embodiments in addition to the above:
in a further embodiment of the present invention, please refer to fig. 1 and fig. 4, an indicator light is disposed on the split encoder. Preferably, the indicator light is arranged on the reading head.
In a further embodiment of the present invention, the mounting bracket 6 includes a first mounting ring 21 and a second mounting ring 22 concentrically arranged, the second mounting ring 22 is located at the periphery of the first mounting ring 21, the first mounting ring 21 is fixedly connected with the bearing seat 1, the first mounting ring 21 is in limit fit with the periphery of the bearing 5, a plurality of connecting frames 23 are arranged between the first mounting ring 21 and the second mounting ring 22, the plurality of connecting frames 23 are arranged at equal intervals along the circumferential direction of the first mounting ring 21, a plurality of lugs 24 are arranged at the periphery of the second mounting ring 22, the plurality of lugs 24 are arranged at equal intervals along the circumferential direction of the second mounting ring 22, and the plurality of connecting frames 23 are respectively opposite to the plurality of lugs 24.
In a further embodiment of the present invention, each connecting frame 23 includes a first supporting portion 31, a second supporting portion 32, a third supporting portion 33, a fourth supporting portion 34, and a fifth supporting portion 35, which are connected in sequence, the first supporting portion 31 and the fifth supporting portion 35 are disposed along a radial direction of the first mounting ring 21, the first supporting portion 31, the fifth supporting portion 35, and the lug 24 are disposed in a same direction, the second supporting portion 32 and the fourth supporting portion 34 are disposed in an arc shape, and the third supporting portion 33 is disposed in a semi-annular shape.
Preferably, the first mounting ring 21 is provided with a plurality of first mounting holes 25, and each lug 24 is provided with a second mounting hole 26.
In a further embodiment of the invention, the bearing seat 1 is provided with a boss 8, and the reading head 4 is fixedly connected with the boss 8.
Due to the good dimensional accuracy of the bearing 5 and the machined part, the coaxiality, the position degree and the like of the encoder magnetic ring 3 and the reading head 4 after the assembly meet the requirement of installation accuracy.
Fig. 3 is a schematic view of an overall structure of a speed reducer module according to the present invention, and as shown in fig. 3, the speed reducer module includes a split type coding assembly, and further includes: shell 11, speed reducer 12, motor 13, encoder connecting axle 14 and shield plate 15, split type coding subassembly is through a plurality of double- screw bolts 16 and 11 fixed connection of shell, speed reducer 12 is located in shell 11, motor 13 is located in shell 11, encoder connecting axle 14 is pressed and is located on motor 13's the rotor, and with speed reducer 12's input shaft fixed connection, split type coding subassembly and 14 fixed connection of encoder connecting axle, shield plate 15 is located on encoder connecting axle 14, shield plate 15 is located between speed reducer 12 and the split type coding subassembly.
Preferably, the shielding plate 15 is sleeved on the encoder connecting shaft 14 and locked on the end face of the encoder connecting shaft 14, and the shielding plate is used for preventing the electromagnetic induction generated when the motor 13 is electrified from influencing the normal operation of the magnetic encoder.
Preferably, the fixing seat 2 is fastened on the end face of the encoder connecting shaft 14, one end of each of the 4 copper studs 16 is fixed on the mounting bracket 6 of the split type magnetic encoder assembly, and the other end of each of the 4 copper studs 16 is locked on the corresponding first hole position on the shell 11, so that due to the special structure of the encoder mounting bracket 6, the encoder mounting bracket is elastically deformed under the condition of axial mounting error and cannot be over-positioned.
In a further embodiment of the invention, the mounting bracket 6 is fixedly connected to the housing 11 by means of a number of studs 16.
In a further embodiment of the present invention, a plurality of first holes are formed at the end of the housing 11, a plurality of second holes are formed on the sidewall of the housing 11, and a plurality of studs 16 are respectively connected to the plurality of first holes.
Preferably, the studs 16 are respectively inserted through the second mounting holes 26, and the second mounting holes 26 are respectively opposite to the first mounting holes.
Fig. 2 is a schematic structural diagram of a split type coding assembly connection controller according to the present invention, and fig. 2 shows an installation method applied to a speed reducer module, where the installation method includes:
step S1: assembling a split type coding assembly;
step S2: connecting the reading head 4 to a computer or a controller 9 by a data line, and calling related debugging software on the controller 9;
and step S3: manually rotating the fixed seat 2, and modulating the color of the indicator light or the position information of the controller 9 until the installation precision meets the requirement;
and step S4: the split encoding assembly is mounted on the encoder connecting shaft 14 and the housing 11.
The bearing 5 is structurally applied, and the high tolerance precision of the bearing 5 ensures that the reading head 4 of the encoder and the magnetic ring 3 meet the precision requirements of coaxiality, position degree and the like after being assembled.
The invention assembles the reading head 4 of the coder and the magnetic ring 3 before the reading head is installed in the motor 13, and after the normal use through detection, the reading head and the magnetic ring are installed on the rotor of the motor 13 and the shell 11 as a whole.
The invention has simple and convenient structure, can reduce the installation difficulty of the split encoder, and can effectively realize the quick installation and replacement of the encoder.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the invention.
Claims (7)
1. A split encoding assembly, comprising:
a bearing seat;
the bearing is arranged in the bearing seat;
one end of the fixed seat penetrates through the bearing seat, and the fixed seat is in running fit with the bearing seat through the bearing;
the split type encoder includes: the magnetic ring is fixedly connected with the other end of the fixed seat, and the reading head is fixedly connected with the bearing seat;
further comprising: the mounting bracket is fixedly connected with the bearing seat, and the mounting bracket is in limit fit with the periphery of the bearing;
further comprising: the end cover is fixedly connected with one end of the fixed seat and is in limit fit with the inner periphery of the bearing;
the mounting bracket comprises a first mounting ring and a second mounting ring which are concentrically arranged, the second mounting ring is positioned on the periphery of the first mounting ring, the first mounting ring is fixedly connected with the bearing seat, the first mounting ring is in limit fit with the periphery of the bearing, a plurality of connecting frames are arranged between the first mounting ring and the second mounting ring, the connecting frames are arranged at equal intervals along the circumferential direction of the first mounting ring, a plurality of lugs are arranged on the periphery of the second mounting ring, the lugs are arranged at equal intervals along the circumferential direction of the second mounting ring, and the connecting frames are respectively opposite to the lugs;
each the link all includes first supporting part, second supporting part, third supporting part, fourth supporting part and the fifth supporting part that connects gradually, first supporting part with the fifth supporting part is all followed the radial setting of first collar, just first supporting part the fifth supporting part with the lug is same orientation setting, the second supporting part with the fourth supporting part all is the arc setting, the third supporting part is the semi-annular setting.
2. A split type encoder assembly according to claim 1, wherein an indicator light is provided on the split type encoder.
3. The split encoding assembly of claim 1, wherein the bearing seat has a boss thereon, and the reading head is fixedly connected to the boss.
4. A reducer module comprising the split encoder assembly of claim 2, further comprising:
the split type coding assembly is fixedly connected with the shell through a plurality of studs;
the speed reducer is arranged in the shell;
the motor is arranged in the shell;
the encoder connecting shaft is pressed on a rotor of the motor and is fixedly connected with an input shaft of the speed reducer, and the split type encoding assembly is fixedly connected with the encoder connecting shaft;
the shielding plate is arranged on the encoder connecting shaft and is positioned between the speed reducer and the split type encoding assembly.
5. The reducer module of claim 4, wherein the mounting bracket is fixedly connected to the housing via a plurality of the studs.
6. The reducer module of claim 5, wherein the end of the housing defines a plurality of first holes, the sidewall of the housing defines a plurality of second holes, and the plurality of studs are coupled to the plurality of first holes, respectively.
7. An installation method applied to the speed reducer module set forth in claim 4, the installation method comprising:
step S1: assembling the split encoding assembly;
step S2: connecting the reading head to a controller by a data line, and calling related debugging software on the controller;
and step S3: manually rotating the fixed seat, and modulating the color of the indicator light or the position information of the controller until the installation precision meets the requirement;
and step S4: and installing the split type coding assembly on the coder connecting shaft and the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110572822.7A CN113188574B (en) | 2021-05-25 | 2021-05-25 | Split type coding assembly, speed reducer module and installation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110572822.7A CN113188574B (en) | 2021-05-25 | 2021-05-25 | Split type coding assembly, speed reducer module and installation method |
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| CN113188574A CN113188574A (en) | 2021-07-30 |
| CN113188574B true CN113188574B (en) | 2022-10-18 |
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