CN107659064B - Connecting structure of encoder and motor and mounting and dismounting method of encoder - Google Patents

Connecting structure of encoder and motor and mounting and dismounting method of encoder Download PDF

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Publication number
CN107659064B
CN107659064B CN201710815940.XA CN201710815940A CN107659064B CN 107659064 B CN107659064 B CN 107659064B CN 201710815940 A CN201710815940 A CN 201710815940A CN 107659064 B CN107659064 B CN 107659064B
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Prior art keywords
encoder
shaft
motor
fastening screw
shell
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Application number
CN201710815940.XA
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Chinese (zh)
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CN107659064A (en
Inventor
陈甲波
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Tianjin Yike Automation Co ltd
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Elco Tianjin Electronics Co Ltd
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Priority to CN201710815940.XA priority Critical patent/CN107659064B/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20Structural 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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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)

Abstract

The invention discloses a connecting structure of an encoder and a motor.A mounting shaft of the encoder is made into an inner cone and outer cone matched structure, the encoder is mounted from the rear by using a fastening screw, the encoder is difficult to dismount due to the shaft cone matching, a cylindrical boss is designed in the encoder shell for convenient dismounting, and when the encoder is required to be dismounted, a screw cap can be propped against the boss surface of the shell in the process of loosening the fastening screw, so that a small cone shaft obtains a withdrawal acting force, the encoder is separated from the motor, and the encoder is convenient to dismount. In addition, an encoder mounting and dismounting method is also provided.

Description

Connecting structure of encoder and motor and mounting and dismounting method of encoder
Technical Field
The invention relates to the technical field of encoder structures, in particular to a connecting structure of an encoder and a motor and an installation and disassembly method of the encoder.
Background
With the development of motor technology, the motor itself is smaller and smaller, and the traditional method of installing the encoder on the side cannot be realized. In order to solve the problem, the application designs a connecting structure of the encoder and the motor and a method for directly installing and detaching the encoder from the back by utilizing the structure, which are convenient for customers to use.
Disclosure of Invention
Aiming at the technical problems in the prior art, the application provides a connecting structure of an encoder and a motor and an installation and disassembly method of the encoder.
In order to achieve the purpose of the invention, the invention provides a connecting structure of an encoder and a motor, wherein a motor shaft is provided with a fixed groove, a first end of the encoder shaft is inserted into the fixed groove, the encoder shaft is provided with a through hole which penetrates through the fixed groove, a conical groove which is communicated with the through hole is formed in the first end, a small conical shaft which is matched with the conical groove for use is arranged at the conical groove, a plurality of openings are formed in the first end along the circumferential surface, after a fastening screw is sleeved with a loosening washer, the fastening screw is inserted from the through hole of a second end of the encoder shaft and is in threaded connection with the small conical shaft, the first end is expanded outwards to connect the first end in the fixed groove, and a boss of an encoder housing is arranged inside an encoder housing at the second end of the encoder shaft.
In addition, a method for installing and detaching an encoder is provided, the encoder and a motor use the connecting structure as set forth in claim 1,
the installation method comprises the following steps:
firstly, one end of an encoder shaft is inserted into a fixed groove of a motor shaft, a fastening screw and a loosening washer are screwed by using a hexagonal wrench, and a small conical shaft is tightly matched with the conical surface of the encoder shaft under the acting force of the fastening screw, so that the encoder shaft is elastically deformed and tightly matched with the motor shaft, and the installation is completed;
the disassembly method comprises the following steps:
the fastening screw is loosened by the hexagonal wrench, and in the screwing-out process, the screw cap of the fastening screw is contacted with the upper surface of the boss of the encoder shell, so that an exiting acting force is generated on the small taper shaft, and at the moment, the motor shaft and the encoder shaft can be loosened, and the disassembly is completed.
Compared with the prior art, the invention has the beneficial effects that the encoder mounting shaft is made into an inner cone and outer cone matched structure, the encoder is mounted from the rear by using the fastening screw, the encoder is difficult to dismount due to the shaft cone matching, the inside of the encoder shell is designed into a cylindrical boss for convenient dismounting, when the encoder is required to be dismounted, the screw cap can be propped against the boss surface of the shell in the process of loosening the fastening screw, so that the small cone shaft obtains a withdrawal acting force, the encoder is separated from the motor, and the encoder is convenient to dismount.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a schematic view of the end of the encoder shaft of the present application;
in the figure, the encoder shaft is 1-, the small taper shaft is 2-, the loosening washer is 3-, the fastening screw is 4-, the boss of the encoder housing is 5-, the motor shaft is 6-and the notch is 7-.
Detailed Description
The invention is described in further detail below with reference to the drawings and the specific examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It should be noted that the terms "coupled" and "connected," as used herein, include both directly coupled to and connected to another element or the like.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
As shown in fig. 1 and 2, the invention provides a connection structure of an encoder and a motor, a motor shaft 6 is provided with a fixing groove, a first end of the encoder shaft 1 is inserted into the fixing groove, the encoder shaft 1 is provided with a through hole penetrating through the fixing groove, a conical groove communicated with the through hole is formed at the first end, a small conical shaft 2 matched with the conical groove is arranged at the conical groove, a plurality of openings 7 are formed at the first end along the circumferential surface, a fastening screw 4 is sleeved with a loosening washer 3, then the fastening screw is inserted from the through hole at a second end of the encoder shaft 1 and is in threaded connection with the small conical shaft 2, the first end is expanded outwards, the first end is connected in the fixing groove, the encoder is connected with the motor, and an encoder housing boss 5 is arranged inside an encoder housing at a second end of the encoder shaft 1.
Accordingly, there is also provided a method of installing and removing an encoder, the encoder and the motor using the connection structure as claimed in claim 1,
the installation method comprises the following steps:
firstly, one end of an encoder shaft 1 is inserted into a fixed groove of a motor shaft 6, a hexagonal wrench is used for tightening a fastening screw 4 and loosening a gasket 3, a small taper shaft 2 is tightly matched with the conical surface of the encoder shaft 1 under the action force of the fastening screw 4, so that the encoder shaft 1 is elastically deformed and tightly matched with the motor shaft 6, and the installation is completed;
the disassembly method comprises the following steps:
the fastening screw 4 is loosened by using the hexagonal wrench, and in the screwing-out process, the screw cap of the fastening screw 4 is contacted with the upper surface of the boss 5 of the encoder housing, so that an withdrawing acting force is generated on the small taper shaft 2, and at the moment, the motor shaft 6 and the encoder shaft 1 can be loosened, and the disassembly is completed.
The encoder shaft is made into an inner cone and outer cone matched structure, the encoder is installed from the rear by using the fastening screw, the shaft conical surface is matched with the encoder shaft end to expand, so that the encoder is connected with the motor, however, the encoder is difficult to disassemble at the moment, the inside of the encoder shell is designed into a cylindrical boss for convenient disassembly, and when the encoder is required to be disassembled, the screw cap can be propped against the boss surface of the shell in the process of loosening the fastening screw, so that the small cone shaft obtains a withdrawing acting force, the encoder is separated from the motor, and the disassembly is convenient.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (2)

1. The utility model provides a connection structure of encoder and motor, its characterized in that, the motor shaft is provided with the fixed slot, and the first end of encoder axle inserts in the fixed slot, the encoder axle is provided with the through-hole that runs through, and at first end offer with the toper groove of through-hole intercommunication, toper groove department be equipped with the little taper shaft that the toper groove matched with used, a plurality of openings have been seted up along the circumference to first end, after loosening the packing ring with the fastening screw cover, follow the through-hole department of encoder axle second end inserts, and with little taper shaft threaded connection, atress in the extrusion force of little taper shaft, first end outside expansion is connected first end in the fixed slot, the encoder shell of encoder axle second end is inside, is provided with encoder shell boss.
2. A method for installing and detaching an encoder, characterized in that the encoder and a motor use the connecting structure as set forth in claim 1,
the installation method comprises the following steps:
firstly, one end of an encoder shaft is inserted into a fixed groove of a motor shaft, a fastening screw and a loosening washer are screwed by using a hexagonal wrench, and a small conical shaft is tightly matched with the conical surface of the encoder shaft under the acting force of the fastening screw, so that the encoder shaft is elastically deformed and tightly matched with the motor shaft, and the installation is completed;
the disassembly method comprises the following steps:
the fastening screw is loosened by the hexagonal wrench, and in the screwing-out process, the screw cap of the fastening screw is contacted with the upper surface of the boss of the encoder shell, so that an exiting acting force is generated on the small taper shaft, and at the moment, the motor shaft and the encoder shaft can be loosened, and the disassembly is completed.
CN201710815940.XA 2017-09-12 2017-09-12 Connecting structure of encoder and motor and mounting and dismounting method of encoder Active CN107659064B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710815940.XA CN107659064B (en) 2017-09-12 2017-09-12 Connecting structure of encoder and motor and mounting and dismounting method of encoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710815940.XA CN107659064B (en) 2017-09-12 2017-09-12 Connecting structure of encoder and motor and mounting and dismounting method of encoder

Publications (2)

Publication Number Publication Date
CN107659064A CN107659064A (en) 2018-02-02
CN107659064B true CN107659064B (en) 2024-01-23

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CN201710815940.XA Active CN107659064B (en) 2017-09-12 2017-09-12 Connecting structure of encoder and motor and mounting and dismounting method of encoder

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CN (1) CN107659064B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201623593U (en) * 2010-03-30 2010-11-03 南京中科天文仪器有限公司 Encoder installation structure of gearless traction machine
CN203896119U (en) * 2014-06-12 2014-10-22 无锡新大力电机有限公司 Mounting structure of motor main shaft encoder
CN104333178A (en) * 2014-11-15 2015-02-04 江门海力数控电机有限公司 Motor encoder switch connection structure and installation method thereof
CN204156678U (en) * 2014-11-15 2015-02-11 江门海力数控电机有限公司 Motor encoder conversion syndeton
CN207426915U (en) * 2017-09-12 2018-05-29 宜科(天津)电子有限公司 A kind of connection structure of encoder and motor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201623593U (en) * 2010-03-30 2010-11-03 南京中科天文仪器有限公司 Encoder installation structure of gearless traction machine
CN203896119U (en) * 2014-06-12 2014-10-22 无锡新大力电机有限公司 Mounting structure of motor main shaft encoder
CN104333178A (en) * 2014-11-15 2015-02-04 江门海力数控电机有限公司 Motor encoder switch connection structure and installation method thereof
CN204156678U (en) * 2014-11-15 2015-02-11 江门海力数控电机有限公司 Motor encoder conversion syndeton
CN207426915U (en) * 2017-09-12 2018-05-29 宜科(天津)电子有限公司 A kind of connection structure of encoder and motor

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Address after: No. 12 Saida Fourth Branch Road, Xiqing Economic and Technological Development Zone, Xiqing District, Tianjin, 300385

Patentee after: Tianjin Yike Automation Co.,Ltd.

Country or region after: China

Address before: 300385 No. 12, Saida Four Branches Road, Xiqing Economic Development Zone, Xiqing District, Tianjin

Patentee before: ELCO (TIANJIN) ELECTRONICS Co.,Ltd.

Country or region before: China