CN204068559U - A kind of three output shaft motors - Google Patents

A kind of three output shaft motors Download PDF

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Publication number
CN204068559U
CN204068559U CN201420492589.7U CN201420492589U CN204068559U CN 204068559 U CN204068559 U CN 204068559U CN 201420492589 U CN201420492589 U CN 201420492589U CN 204068559 U CN204068559 U CN 204068559U
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CN
China
Prior art keywords
electric machine
stator
machine structure
center roller
rotor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN201420492589.7U
Other languages
Chinese (zh)
Inventor
王雪
杨金明
吴福海
何亮
于本宏
许钢
孙永杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dalian Kede Numerical Control Co Ltd
Original Assignee
DALIAN GUANGYANG TECHNOLOGY GROUP Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN201420492589.7U priority Critical patent/CN204068559U/en
Application granted granted Critical
Publication of CN204068559U publication Critical patent/CN204068559U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a kind of three output shaft motors, comprise motor housing and electric machine structure, described motor housing comprises former and later two chambers, is respectively front chamber and rear chamber; Described electric machine structure comprises two electric machine structures, is respectively and is arranged in front chamber, has the first electric machine structure of two output shafts and is arranged in rear chamber, has the second electric machine structure of an output shaft; Described first electric machine structure is inner-outer birotor structure, comprise external rotor, center roller and be fixed on the stator A on motor housing, above-mentioned external rotor has the endoporus one holding center roller and stator A, and above-mentioned center roller passes in above-mentioned external rotor endoporus one and inside has the endoporus two be convenient to the second electric machine structure output shaft and passed; The second described electric machine structure comprises the internal rotor passed from center roller endoporus and the stator B be fixed on motor housing.The utility model compact conformation, takes up room little, has three non-interference output shafts.

Description

A kind of three output shaft motors
Technical field
The utility model relates to a kind of electric machine structure, relates to a kind of electric machine structure with three output shaft structures specifically.
Background technology
At present, in servomotor structural design, be inner rotor motor by design of electrical motor usually, and realize single shaft and export, adopt encoder to carry out signal feedback simultaneously, and adopt band-type brake to carry out motor braking.
In the application of the servomotor of robot and other transmission mechanisms, usually employing electric motor starting axle is needed, then a multi-axial arrangements just needs correspondence to arrange some servomotors to drive, so in compact application scenario, such as, when driven shaft needs laterally or longitudinally arranges, be limited to spatial limitation, arrange not open sometimes, there is certain use limitation; Adopt separate unit servo motor driving device simultaneously, overall motor cost and total weight can be made to increase, adverse effect is brought to the operation of device.
Summary of the invention
In view of the defect that prior art exists, the purpose of this utility model to provide a kind of three novel output shaft motors, and this electric machine structure is compact, can drive three output shafts and nothing interference mutually simultaneously.
To achieve these goals, the technical solution of the utility model:
A kind of three output shaft motors, comprise motor housing and are arranged on the electric machine structure of motor housing inside, it is characterized in that:
Described motor housing comprises former and later two for holding the chamber of electric machine structure, is respectively front chamber and rear chamber;
Accordingly, described electric machine structure comprises two electric machine structures be separately positioned in front chamber and rear chamber, be respectively and be arranged in front chamber, there is the first electric machine structure of two output shafts and be arranged in rear chamber, there is the second electric machine structure of an output shaft;
Wherein said first electric machine structure is inner-outer birotor structure, the stator A comprising external rotor, the center roller coaxial with external rotor and be fixed on motor housing, above-mentioned external rotor has the endoporus one holding center roller and stator A, and above-mentioned center roller passes in above-mentioned external rotor endoporus one and inside has the endoporus two be convenient to the second electric machine structure output shaft and passed;
The second described electric machine structure comprises the internal rotor passed from center roller endoporus and the stator B be fixed on motor housing.
Further, described motor housing comprises front end housing, rear end cap and the supporting cover for fixed stator A, stator B, and motor housing inner chamber is divided into two front chamber and rear chamber be interconnected by described supporting cover.
Further, the described external rotor outer rotor iron core that comprises outer rotor shaft, external rotor support set and be arranged on outer rotor shaft; Described center roller comprises center roller axle and is arranged on the center roller iron core on center roller axle; Described stator A comprises stator core A, connecting screw rod and stator support frame, fixed stator iron core A on described connecting screw rod, and connecting screw rod one end is fixed on supporting cover, and the other end is fixed on stator support frame.
Further, described internal rotor comprises inner rotor shaft and is arranged on the internal rotor iron core on inner rotor shaft, and described stator B comprises the stator core B be fixed on supporting cover.
Further, described external rotor, internal rotor and center roller can independent operatings separately, export different rotating speeds, it realizes rotating speed respectively by each group of corresponding external rotor brake of arranging and encoder electric group, center roller brake and encoder electric group and internal rotor brake and encoder electric group and controls.
Compared with prior art, the beneficial effects of the utility model:
The utility model compact conformation, takes up room little; There are three non-interference output shafts, and each output shaft all there are separately independently running space and electric control system.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model---the first electric machine structure part-structure schematic diagram;
Fig. 3 is the utility model---the close-up schematic view of the first electric machine structure.
In figure: 1, front end housing, 2, supporting cover, 3, rear end cap, 4, three phase mains, 5, first electric machine structure, 5A, center roller axle, 5B, outer rotor shaft, 5C, external rotor brake and encoder electric group, 5D, outer rotor bearing, 5E, center roller bearing, 5F, center roller brake and encoder electric group, 5G, stator support frame, 5H, outer rotor iron core 5I, stator core A, 5J, center roller iron core, 5K, external rotor support set, 5L, outer rotor bearing lid, 5M, connecting screw rod, 6, first electric machine structure, 6A, internal rotor brake and encoder electric group, 6B, stator core B, 6C, internal rotor iron core, 6D, inner rotor bearing, 6E, inner rotor shaft.
Embodiment
The technical solution of the utility model is further illustrated below in conjunction with accompanying drawing and specific embodiment:
As shown in Figure 1, the utility model mainly comprises motor housing and is arranged on the electric machine structure of motor housing inside, it is characterized in that: the chamber holding electric machine structure before and after described motor housing comprises for two, be respectively front chamber and rear chamber, described motor housing comprises front end housing 1, rear end cap 3 and the supporting cover 2 for fixed stator A, stator B, and motor housing inner chamber is divided into two front chamber and rear chamber be interconnected by described supporting cover 2.As supporting cover in Fig. 12 can adopt two sections of symmetric support modes, the while of every section, compatible three bearings, combine electric machine structure.
Accordingly, described electric machine structure comprises two correspondences and is arranged on electric machine structure in front chamber and rear chamber, be respectively and be arranged in front chamber, there is the first electric machine structure of two output shafts and be arranged in rear chamber, there is the second electric machine structure of an output shaft;
As shown in Figure 2, described first electric machine structure is inner-outer birotor structure, the stator A comprising external rotor, the center roller coaxial with external rotor and be fixed on motor housing, above-mentioned external rotor has the endoporus one holding center roller and stator A, and above-mentioned center roller passes in above-mentioned external rotor endoporus one and inside has the endoporus two be convenient to the second electric machine structure output shaft and passed.
Further, the described external rotor outer rotor iron core 5H that comprises outer rotor shaft 5B, external rotor support set 5K and be arranged on outer rotor shaft 5B; Described center roller comprises center roller axle 5A and puts the center roller iron core 5J on center roller axle 5A; Described stator A adopts bar connected mode to form, namely stator core A 5I, connecting screw rod 5M and stator support frame 5G is comprised, fixed stator iron core A 5I on described connecting screw rod 5M, and connecting screw rod 5M one end is fixed on supporting cover 2, the other end is fixed on stator support frame 5G, and wherein stator core A 5I is stacked by some stator punchings and formed.
The second described electric machine structure comprises the internal rotor passed from center roller endoporus and the stator B be fixed on motor support lid 2.
Further, described internal rotor comprises inner rotor shaft 6E and is fixed on the internal rotor iron core 6C on inner rotor shaft 6E, and described stator B comprises the stator core B 6B be fixed on supporting cover 2, and wherein stator core B 6B is stacked by some stator punchings and formed.
Further, described external rotor, internal rotor and center roller can independent operatings separately, export different rotating speeds, its electric group of 5C by each group of corresponding external rotor brake of arranging and encoder, center roller brake and electric group of 5F of encoder and electric group of 6A of internal rotor brake and encoder realize rotating speed respectively and control.
As shown in Figure 1, Figure 3, the utility model adopts rolling bearing as the rotating connecting part of the positions such as each gap, mainly comprises outer rotor bearing 5D, center roller bearing 5E, inner rotor bearing 6D are some.
Known based on said structure, the utility model devises two kinds of electromagnetic structures, one is that two output shafts (i.e. external rotor output shaft and center roller output shaft) share same stator magnetic circuit, the stator core A that stator punching stacks formation can support external rotor and center roller two rotor field distributions simultaneously, another output shaft (i.e. internal rotor output shaft) is independent magnetic circuit correspondence, and stator core B 6B can support internal rotor Distribution of Magnetic Field.
The above; be only the utility model preferably embodiment; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection range of the present utility model.

Claims (5)

1. three output shaft motors, comprise motor housing and are arranged on the electric machine structure of motor housing inside, it is characterized in that:
Described motor housing comprises former and later two for holding the chamber of electric machine structure, is respectively front chamber and rear chamber;
Accordingly, described electric machine structure comprises two electric machine structures be separately positioned in front chamber and rear chamber, be respectively and be arranged in front chamber, there is the first electric machine structure of two output shafts and be arranged in rear chamber, there is the second electric machine structure of an output shaft;
Wherein said first electric machine structure is inner-outer birotor structure, the stator A comprising external rotor, the center roller coaxial with external rotor and be fixed on motor housing, above-mentioned external rotor has the endoporus one holding center roller and stator A, and above-mentioned center roller passes in above-mentioned external rotor endoporus one and inside has the endoporus two be convenient to the second electric machine structure output shaft and passed;
The second described electric machine structure comprises the internal rotor passed from center roller endoporus and the stator B be fixed on motor housing.
2. three output shaft motors according to claim 1, it is characterized in that: described motor housing comprises front end housing, rear end cap and the supporting cover for fixed stator A, stator B, and motor housing inner chamber is divided into two front chamber and rear chamber be interconnected by described supporting cover.
3. three output shaft motors according to claim 1, is characterized in that: the outer rotor iron core that described external rotor comprises outer rotor shaft, external rotor support set and is arranged on outer rotor shaft; Described center roller comprises center roller axle and is arranged on the center roller iron core on center roller axle; Described stator A comprises stator core A, connecting screw rod and stator support frame, fixed stator iron core A on described connecting screw rod, and connecting screw rod one end is fixed on supporting cover, and the other end is fixed on stator support frame.
4. three output shaft motors according to claim 1, is characterized in that: described internal rotor comprises inner rotor shaft and is arranged on the internal rotor iron core on inner rotor shaft, and described stator B comprises the stator core B be fixed on supporting cover.
5. three output shaft motors according to claim 1, it is characterized in that: described external rotor, internal rotor and center roller can independent operatings separately, export different rotating speeds, it realizes rotating speed respectively by each group of corresponding external rotor brake of arranging and encoder electric group, center roller brake and encoder electric group and internal rotor brake and encoder electric group and controls.
CN201420492589.7U 2014-08-27 2014-08-27 A kind of three output shaft motors Expired - Lifetime CN204068559U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420492589.7U CN204068559U (en) 2014-08-27 2014-08-27 A kind of three output shaft motors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420492589.7U CN204068559U (en) 2014-08-27 2014-08-27 A kind of three output shaft motors

Publications (1)

Publication Number Publication Date
CN204068559U true CN204068559U (en) 2014-12-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420492589.7U Expired - Lifetime CN204068559U (en) 2014-08-27 2014-08-27 A kind of three output shaft motors

Country Status (1)

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CN (1) CN204068559U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11784535B2 (en) 2018-10-09 2023-10-10 Nsk Ltd. Actuator
TWI825192B (en) * 2018-10-09 2023-12-11 日商日本精工股份有限公司 actuator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11784535B2 (en) 2018-10-09 2023-10-10 Nsk Ltd. Actuator
TWI825192B (en) * 2018-10-09 2023-12-11 日商日本精工股份有限公司 actuator

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: DALIAN KEDE CNC CO., LTD.

Free format text: FORMER OWNER: DALIAN GUANGYANG TECHNOLOGY GROUP CO., LTD.

Effective date: 20150728

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20150728

Address after: 116600 No. 8, the Yellow Sea street, Dalian economic and Technological Development Zone, Liaoning

Patentee after: DALIAN KEDE NUMERICAL CONTROL Co.,Ltd.

Address before: 116600 Dalian economic and Technological Development Zone, Liaoning, No. 6 Longquan Street

Patentee before: DALIAN GUANGYANG SCIENCE & TECHNOLOGY GROUP Co.,Ltd.

C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 116600 No. 8, the Yellow Sea street, Dalian economic and Technological Development Zone, Liaoning

Patentee after: KEDE NUMERICAL CONTROL Co.,Ltd.

Address before: 116600 No. 8, the Yellow Sea street, Dalian economic and Technological Development Zone, Liaoning

Patentee before: DALIAN KEDE NUMERICAL CONTROL Co.,Ltd.

CX01 Expiry of patent term

Granted publication date: 20141231

CX01 Expiry of patent term