CN209233591U - A kind of Split type electric motor rotor structure - Google Patents
A kind of Split type electric motor rotor structure Download PDFInfo
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- CN209233591U CN209233591U CN201920109191.3U CN201920109191U CN209233591U CN 209233591 U CN209233591 U CN 209233591U CN 201920109191 U CN201920109191 U CN 201920109191U CN 209233591 U CN209233591 U CN 209233591U
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- web
- weld seam
- inner hole
- diameter shaft
- electric motor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/30—Reducing waste in manufacturing processes; Calculations of released waste quantities
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a kind of Split type electric motor rotor structures, including multi-diameter shaft, web and rotor case, the outer circle wall of multi-diameter shaft is equipped with an outer ladder plane of circle, web inner hole wall top is equipped with the first weld seam angle, the outer hole wall top of web is equipped with the second weld seam angle, the circumferencial direction of rotor case inner hole wall is equipped with one and encloses interior ladder plane, third weld seam angle is equipped with by interior ladder plane, web is located in rotor case, web lower end surface is connect with third weld seam angle by welding manner, second weld seam angle of web is connect with rotor case inner hole wall by welding manner, multi-diameter shaft is located in web, the outer circle wall of the outer ladder plane of multi-diameter shaft is connect with web lower end surface by welding manner, first weld seam angle of web is connect with multi-diameter shaft outer circle wall by welding manner.The utility model reduces production difficulty and technology difficulty, not only saves process time, also save the waste of clout, saved cost, improve benefit in production and technique.
Description
Technical field
The utility model relates to technical field of motors, and in particular to a kind of Split type electric motor rotor structure.
Background technique
Rotor generallys use integral structure, and such structure production exacerbates production and technologic difficulty, also makes
It must process that utilization rate of raw materials is low, and processing cost is excessively high.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of Split type electric in view of the above shortcomings of the prior art
Motor rotor structure, the rotor production difficulty that this split type motor rotor construction solves integral structure is big, production utilization rate is low and
The high problem of cost of manufacture.
To realize the above-mentioned technical purpose, the technical solution that the utility model is taken are as follows:
A kind of Split type electric motor rotor structure, including multi-diameter shaft, web and rotor case, the outer circle wall of the multi-diameter shaft
Circumferencial direction be equipped with an outer ladder plane of circle, the web is equipped with inner hole, and the inner hole wall top of the web is equipped with first and welds
Angle is stitched, the outer hole wall top of the web is equipped with the second weld seam angle, and the circumferencial direction of the inner hole wall of the rotor case is equipped with
One encloses interior ladder plane, is equipped with third weld seam angle by the interior ladder plane, the web is located inside the rotor case, institute
The interior ladder plane of the lower end surface and rotor case of stating web is bonded to each other and leads between the lower end surface of web and third weld seam angle
Welding manner connection is crossed, passes through welding between the second weld seam angle on the lateral wall top of the web and the inner hole wall of rotor case
Mode connects, and the multi-diameter shaft is located in the inner hole of the web, the lower end surface of outer the ladder plane and web of the multi-diameter shaft
It is bonded to each other and the lower end surface of the outer circle wall of outer ladder plane and web is connected by welding manner, the inner hole wall of the web
It is connected between the first weld seam angle on top and the outer circle wall of multi-diameter shaft by welding manner.
As the further improved technical solution of the utility model, the inner hole wall top of the web is along the circumferential direction opened up
There is the first weld seam of circle angle, the outer hole wall top of the web along the circumferential direction offers the second weld seam of circle angle.
As the further improved technical solution of the utility model, inner hole wall of the third weld seam angle along rotor case
Circumferencial direction distribution.
As the further improved technical solution of the utility model, the web is circular ring shape.
As the further improved technical solution of the utility model, the multi-diameter shaft is ladder hollow shaft.
As the further improved technical solution of the utility model, the outer circle wall of the rotor case is equipped with for pacifying
Fill the magnetic slot of magnet steel.
As the further improved technical solution of the utility model, offered in the circumferential end surfaces of the web multiple along it
Axially extending and perforative equal diameter through-hole.
As the further improved technical solution of the utility model, the circumferential end surfaces of the web are evenly distributed with 13 edges
Its axially extending and perforative equal diameter through-hole.
The utility model has the following beneficial effects: the rotor of the utility model adopts a split structure, servo electricity can satisfy
Machine, response is fast, requirement with high accuracy.After separate structure, in production and technique, reduces production difficulty and technique is difficult
Degree, not only saves process time, also saves the waste of clout, saved cost, improve benefit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model multi-diameter shaft.
Fig. 2 is the structural schematic diagram of the utility model web.
Fig. 3 is the half sectional view of the utility model rotor case.
Fig. 4 is the partial enlarged view of Z in Fig. 3.
Fig. 5 is the cross-sectional view of the utility model Split type electric motor rotor structure.
Specific embodiment
Specific embodiment of the present utility model is further illustrated below according to Fig. 1 to Fig. 5:
Under conditions of guaranteeing that rotor structure operating condition works normally, while being considered for processing technology and cost, this
Embodiment provides a kind of Split type electric motor rotor structure, including multi-diameter shaft 1, web 2 and rotor case 3.
Referring to Fig. 1, wherein the circumferencial direction of 1 outer circle wall of multi-diameter shaft is equipped with an outer ladder plane 1-1 of circle, outer ladder plane
1-1 is the fitting plane of multi-diameter shaft 1.Multi-diameter shaft 1 is ladder hollow shaft.
Referring to fig. 2, web 2 is equipped with inner hole, is circular ring shape.The inner hole wall top of web 2 along the circumferential direction offers a circle
First weld seam angle 2-3, the outer hole wall top of web 2 along the circumferential direction offer the second weld seam of circle an angle 2-2, the first weld seam angle 2-
3 and second weld seam angle 2-2 be chamfering needed for weld seam, the lower end surface 2-1 of web 2 is be overlapped with the outer ladder plane 1-1 phase of multi-diameter shaft 1
The fitting plane of conjunction.The circumferential end surfaces of web 2 be evenly distributed with 13 along its axially extending and perforative equal diameter through-hole 2-4,
To reduce rotary inertia.
Referring to Fig. 3 and Fig. 4, the circumferencial direction of 3 inner hole wall of rotor case is equipped with one and encloses interior ladder plane 3-1, interior
Third weld seam angle 3-2, circumferencial direction point of the third weld seam angle 3-2 along the inner hole wall of rotor case 3 are equipped with by ladder plane 3-1
Cloth, interior ladder plane 3-1 are the fitting plane to coincide with the lower end surface 2-1 of web 2.It is set on the outer circle wall of rotor case 3
There is the magnetic slot 3-3 for mounting magnetic steel.
Referring to Fig. 5, web 2 is located inside the rotor case 3, the lower end surface 2-1 of web 2 and the interior rank of rotor case 3
Terraced plane 3-1 is bonded to each other and is connected between the lower end surface 2-1 of web 2 and third weld seam angle 3-2 by welding manner, the abdomen
It is connected between the second weld seam angle 2-2 and the inner hole wall of rotor case 3 on the lateral wall top of plate 2 by welding manner, the rank
Terraced axis 1 is located in the inner hole of web 2, the outer ladder plane 1-1 of the multi-diameter shaft 1 and the lower end surface 2-1 of web 2 be bonded to each other and
The outer circle wall of outer ladder plane 1-1 is connect with the lower end surface 2-1 of web 2 by welding manner, the inner hole wall top of the web 2
It is connected between the first weld seam angle 2-3 and the outer circle wall of multi-diameter shaft 1 at end by welding manner.
The multi-diameter shaft 1, web 2 and rotor case 3 of the present embodiment are welded as a whole by weld seam mode.The welding side of rotor
Formula is as follows: first the lower end surface 2-1 of web 2 being placed on the interior ladder plane 3-1 of rotor case 3, the lower end surface 2-1 of web 2
Weld seam h2 is formed between the third weld seam angle 3-2 of rotor case 3, the second weld seam angle 2-2 of web 2 is interior with rotor case 3
Weld seam h1, welded seam h2 and weld seam h1 are formed between hole wall；Multi-diameter shaft 1 is assembled to web 2 and rotor case 3 from bottom to top
Assembly on, the outer ladder plane 1-1 of multi-diameter shaft 1 is overlapped with the lower end surface 2-1 of web 2, the excircle of outer ladder plane 1-1
The lower end surface 2-1 of wall and web 2 forms weld seam h3, welded seam h3；First weld seam angle 2-3 of multi-diameter shaft 1 is outer with multi-diameter shaft 1
Weld seam h4, contra-rotating rotor body, welded seam h4, the completion welding of Split type electric motor rotor structure are formed between circumferential wall.
The rotor of the present embodiment adopts a split structure, and can satisfy servo motor, response is fast, requirement with high accuracy.It adopts
After separate structure, in production and technique, production difficulty and technology difficulty are reduced, process time is not only saved, also
The waste for saving clout, has saved cost, improves benefit.
The protection scope of the utility model includes but is not limited to embodiment of above, and the protection scope of the utility model is to weigh
Subject to sharp claim, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that are each fallen within
The protection scope of the utility model.
Claims (8)
1. a kind of Split type electric motor rotor structure, which is characterized in that including multi-diameter shaft, web and rotor case, the multi-diameter shaft
The circumferencial direction of outer circle wall be equipped with an outer ladder plane of circle, the web is equipped with inner hole, the inner hole wall top of the web
Equipped with the first weld seam angle, the outer hole wall top of the web is equipped with the second weld seam angle, the circumference of the inner hole wall of the rotor case
Direction is equipped with one and encloses interior ladder plane, is equipped with third weld seam angle by the interior ladder plane, the web is located at the rotor
Enclosure interior, the lower end surface of the web and the interior ladder plane of rotor case are bonded to each other and the lower end surface of web and third are welded
Stitch between angle through welding manner connection, the inner hole wall of the second weld seam angle on the lateral wall top of the web and rotor case it
Between connected by welding manner, the multi-diameter shaft is located in the inner hole of the web, the outer ladder plane and abdomen of the multi-diameter shaft
The lower end surface of plate is bonded to each other and the lower end surface of the outer circle wall of outer ladder plane and web is connected by welding manner, the abdomen
It is connected between the first weld seam angle on the inner hole wall top of plate and the outer circle wall of multi-diameter shaft by welding manner.
2. Split type electric motor rotor structure according to claim 1, which is characterized in that the inner hole wall top edge of the web
Circumferencial direction offers the first weld seam of circle angle, and the outer hole wall top of the web along the circumferential direction offers second weld seam of circle
Angle.
3. Split type electric motor rotor structure according to claim 2, which is characterized in that third weld seam angle is along rotor case
The circumferencial direction of the inner hole wall of body is distributed.
4. Split type electric motor rotor structure according to claim 1, which is characterized in that the web is circular ring shape.
5. Split type electric motor rotor structure according to claim 1, which is characterized in that the multi-diameter shaft is that ladder is hollow
Axis.
6. Split type electric motor rotor structure according to claim 1, which is characterized in that the outer circle wall of the rotor case
It is equipped with the magnetic slot for mounting magnetic steel.
7. Split type electric motor rotor structure according to claim 1, which is characterized in that opened in the circumferential end surfaces of the web
Equipped with multiple equal diameter through-holes axially extending and perforative along its.
8. Split type electric motor rotor structure according to claim 7, which is characterized in that the circumferential end surfaces of the web are uniform
Be distributed with 13 along its axially extending and perforative equal diameter through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920109191.3U CN209233591U (en) | 2019-01-23 | 2019-01-23 | A kind of Split type electric motor rotor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920109191.3U CN209233591U (en) | 2019-01-23 | 2019-01-23 | A kind of Split type electric motor rotor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209233591U true CN209233591U (en) | 2019-08-09 |
Family
ID=67510704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920109191.3U Active CN209233591U (en) | 2019-01-23 | 2019-01-23 | A kind of Split type electric motor rotor structure |
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| Country | Link |
|---|---|
| CN (1) | CN209233591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023088334A1 (en) * | 2021-11-19 | 2023-05-25 | 华为技术有限公司 | Welded structural part and forming method therefor, and electronic device |
-
2019
- 2019-01-23 CN CN201920109191.3U patent/CN209233591U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023088334A1 (en) * | 2021-11-19 | 2023-05-25 | 华为技术有限公司 | Welded structural part and forming method therefor, and electronic device |
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