CN108105253B - Motor shaft core - Google Patents
Motor shaft core Download PDFInfo
- Publication number
- CN108105253B CN108105253B CN201810074081.8A CN201810074081A CN108105253B CN 108105253 B CN108105253 B CN 108105253B CN 201810074081 A CN201810074081 A CN 201810074081A CN 108105253 B CN108105253 B CN 108105253B
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- CN
- China
- Prior art keywords
- column
- guide column
- fixed
- guide
- support ring
- 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.)
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Classifications
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/02—Shafts; Axles
- F16C3/023—Shafts; Axles made of several parts, e.g. by welding
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2380/00—Electrical apparatus
- F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a motor shaft core which comprises a fixed column, wherein an installation ring is fixedly sleeved on the outer side of the fixed column, the fixed column is provided with two first installation holes, a first guide column and a second guide column are fixedly sleeved on the inner sides of the two first installation holes respectively, a first silencing hole is formed in the outer sides of the first guide column and the second guide column along the length direction, and a first connecting block is fixed at one end of the first guide column and one end of the second guide column. According to the invention, through the matched use of the structures such as the knob ring, the threaded rod, the first guide post and the second guide post, the distance between the two bearing mounting blocks and the distance between the corresponding bearing mounting block and the fixed post can be adjusted according to the mounting requirements only by rotating the knob ring, so that the shaft core can rotate more stably during working, the controllability is good, and the shaft core can be assembled with motor accessories of different specifications to a certain extent, and the universality is good.
Description
Technical Field
The invention relates to the technical field of motor accessories, in particular to a motor shaft core.
Background
An Electric machine (also known as "motor") refers to an electromagnetic device that converts or transmits Electric energy according to the law of electromagnetic induction. The motor is represented by a letter M (old standard is represented by a letter D) in a circuit, the motor mainly plays a role of generating driving torque and serving as a power source of electrical appliances or various machines, the generator is represented by a letter G in a circuit, and the generator mainly plays a role of converting electric energy into mechanical energy.
Current motor generally includes the axle core, the both ends of axle core generally need the fixed bearing that cup joints, just can make it rotate stably at the during operation, and the installation distance of two bearings, direct can influence the operating condition of axle core, too big or undersize interval, all can make the axle core appear damaging when rotating, shorten motor life, for this reason, need adjust the installation distance of two bearings on the axle core according to the operation requirement, and the distance between the bearing fixed block of current motor axle core is fixed, can't adjust, can't satisfy the installation needs, for this reason, need solve above problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a motor shaft core.
In order to achieve the purpose, the invention adopts the following technical scheme:
a motor shaft core comprises a fixed column, wherein mounting rings are fixedly sleeved on the outer side of the fixed column, the fixed column is provided with two first mounting holes, the inner sides of the two first mounting holes are respectively and fixedly sleeved with a first guide column and a second guide column, the outer sides of the first guide column and the second guide column are provided with a first silencing hole along the length direction, one ends of the first guide column and the second guide column are respectively fixed on a first connecting block, the other ends of the first guide column and the second guide column are respectively fixed on a second connecting block, the first guide column is positioned on one side of the second guide column, adjusting structures symmetrically arranged at the two ends of the fixed column are arranged between the first guide column and the second guide column, each adjusting structure comprises a first supporting ring and a second supporting ring which are fixed between the first guide column and the second guide column, and the first supporting ring is positioned on one side of the second supporting ring, the threaded rod has been cup jointed in the inboard rotation of first support ring and second support ring, the threaded rod is close to the fixed cover of one end of first support ring and has been connect the knob ring, and the outside screw thread of threaded rod has cup jointed the bearing installation piece that is located between knob ring and the second support ring.
Preferably, the outside of fixed column is fixed with the connecting key that encircles the fixed column setting, and the inboard of collar is equipped with the jack with the size adaptation of connecting key, and the connecting key cup joints in the jack.
Preferably, the bearing installation block is provided with two guide holes, the first guide column and the second guide column are sleeved in the corresponding guide holes in a sliding mode, and the two ends of the bearing installation block are provided with second silencing holes which are uniformly distributed.
Preferably, the outer side of the mounting ring is fixed with winding posts, and the winding posts are arranged at equal intervals along the circumferential direction of the mounting ring.
Preferably, one end of the threaded rod, which is close to the first support ring, is fixedly sleeved with a group of limiting rings, and the limiting rings are respectively positioned on two sides of the first support ring.
Preferably, the second connecting block is the same as the first connecting block in size, the first connecting block and the second connecting block are both provided with key holes, an L-shaped fixing block is fixed at one end, far away from the first guide column, of the second connecting block, and a second screw fixing hole is formed in one end, far away from the second connecting block, of the L-shaped fixing block.
According to the invention, through the matched use of the structures such as the knob ring, the threaded rod, the first guide post and the second guide post, the distance between the two bearing mounting blocks and the distance between the corresponding bearing mounting block and the fixed post can be adjusted according to the mounting requirements only by rotating the knob ring, so that the shaft core can rotate more stably during working, the controllability is good, the shaft core can be assembled with motor accessories of different specifications to a certain extent, the universality is good, and in addition, the first silencing hole and the second silencing hole can reduce the energy of noise generated in the rotating process of the shaft core, thereby realizing the purpose of reducing the noise.
Drawings
Fig. 1 is a schematic structural diagram of a motor shaft core according to the present invention;
FIG. 2 is a schematic side view of a bearing mounting post of a motor shaft core according to the present invention;
fig. 3 is a schematic side view of a mounting ring of a motor shaft core according to the present invention.
In the figure: the device comprises a fixing column 1, a first guide column 2, a second guide column 3, a first connecting block 4, a second connecting block 5, a bearing mounting block 6, a fixing block 7L-shaped, a first supporting ring 8, a second supporting ring 9, a threaded rod 10, a knob ring 11, a connecting key 12, a winding column 13 and a mounting ring 14.
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.
Referring to fig. 1-3, a motor shaft core includes a fixed column 1, a mounting ring 14 is fixedly sleeved on the outer side of the fixed column 1, the fixed column 1 is provided with two first mounting holes, the inner sides of the two first mounting holes are respectively fixedly sleeved with a first guide column 2 and a second guide column 3, the outer sides of the first guide column 2 and the second guide column 3 are provided with a first silencing hole along the length direction, one end of the first guide column 2 and one end of the second guide column 3 are both fixed on a first connecting block 4, the other end of the first guide column 2 and the other end of the second guide column 3 are both fixed on a second connecting block 5, the first guide column 2 is located on one side of the second guide column 3, an adjusting structure symmetrically arranged at two ends of the fixed column 1 is arranged between the first guide column 2 and the second guide column 3, the adjusting structure includes a first support ring 8 and a second support ring 9 fixed between the first guide column 2 and the second guide column 3, the first support ring 8 is positioned at one side of the second support ring 9, the inner sides of the first support ring 8 and the second support ring 9 are rotatably sleeved with a threaded rod 10, one end of the threaded rod 10, which is close to the first support ring 8, is fixedly sleeved with a knob ring 11, the outer side of the threaded rod 10 is in threaded sleeve connection with a bearing mounting block 6 positioned between the knob ring 11 and the second support ring 9, the outer side of the fixed column 1 is fixedly provided with a connecting key 12 arranged around the fixed column 1, the inner side of the mounting ring 14 is provided with a jack matched with the connecting key 12 in size, the connecting key 12 is sleeved in the jack, the bearing mounting block 6 is provided with two guide holes, the first guide post 2 and the second guide post 3 are slidably sleeved in the corresponding guide holes, the two ends of the bearing mounting block 6 are respectively provided with second silencing holes uniformly distributed, the outer side of the mounting ring 14 is fixedly provided with a winding post 13, and the winding posts 13 are arranged at equal intervals along the, the threaded rod 10 is close to the fixed cover of the one end of first supporting ring 8 and has been connected a set of spacing ring, and the spacing ring is located the both sides of first supporting ring 8 respectively, and second connecting block 5 is unanimous with the size of first connecting block 4, and first connecting block 4 and second connecting block 5 all are equipped with the keyhole, and the one end that first guide post 2 was kept away from to second connecting block 5 is fixed with L shape fixed block 7, and the one end that second connecting block 5 was kept away from to L shape fixed block 7 is equipped with the second fix with screw hole.
The working principle is as follows: when the bearing mounting block is used, the corresponding threaded rod 10 can be driven to rotate by rotating the knob ring 11, the corresponding bearing mounting blocks 6 can slide along the length directions of the first guide column 2 and the second guide column 3 under the action of the threads, the distance between the two bearing mounting blocks 6 can be adjusted as required, the distance between the corresponding bearing mounting blocks 6 and the fixed column 1 can also be adjusted, and the shaft core can rotate more stably and has good controllability in the working process after the bearing is fixedly sleeved on the bearing mounting blocks 6; the first bloop on first guide post 2 and the second guide post 3 of setting and the second bloop of the 6 terminal surfaces of bearing installation piece can reduce the energy of the emergence noise of axle center pivoted in-process to realize the purpose of noise reduction, the screw fixed orifices on L shape fixed block 7, second connecting block 5 and the first connecting block 4 of setting all can be used for with article screw connection or key-type connection.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A motor shaft core comprises a fixed column (1), and a mounting ring (14) is fixedly sleeved on the outer side of the fixed column (1), and is characterized in that the fixed column (1) is provided with two first mounting holes, the inner sides of the two first mounting holes are respectively fixedly sleeved with a first guide column (2) and a second guide column (3), the outer sides of the first guide column (2) and the second guide column (3) are provided with a first silencing hole along the length direction, one ends of the first guide column (2) and the second guide column (3) are respectively fixed on a first connecting block (4), the other ends of the first guide column (2) and the second guide column (3) are respectively fixed on a second connecting block (5), the first guide column (2) is positioned on one side of the second guide column (3), and adjusting structures symmetrically arranged at the two ends of the fixed column (1) are arranged between the first guide column (2) and the second guide column (3), the adjusting structure is including fixing first support ring (8) and second support ring (9) between first guide post (2) and second guide post (3), and first support ring (8) are located one side of second support ring (9), threaded rod (10) have been cup jointed in the inboard rotation of first support ring (8) and second support ring (9), threaded rod (10) are close to the one end fixed cup joint of first support ring (8) and have knob ring (11), and the outside screw thread of threaded rod (10) has cup jointed bearing installation piece (6) that are located between knob ring (11) and second support ring (9).
2. The motor shaft core as claimed in claim 1, wherein a connecting key (12) surrounding the fixing column (1) is fixed on the outer side of the fixing column (1), and a jack matched with the connecting key (12) in size is arranged on the inner side of the mounting ring (14), and the connecting key (12) is sleeved in the jack.
3. The motor shaft core as claimed in claim 1, wherein the bearing mounting block (6) is provided with two guide holes, the first guide post (2) and the second guide post (3) are slidably sleeved in the corresponding guide holes, and the two ends of the bearing mounting block (6) are provided with second muffling holes uniformly distributed.
4. An electric motor shaft core as claimed in claim 1, characterized in that the winding posts (13) are fixed to the outer side of the mounting ring (14), and the winding posts (13) are arranged equidistantly in the circumferential direction of the mounting ring (14).
5. An electric motor shaft core as claimed in claim 1, characterized in that a set of limit rings are fixedly fastened to the end of the threaded rod (10) close to the first support ring (8), and the limit rings are respectively located on both sides of the first support ring (8).
6. The motor shaft core as claimed in claim 1, wherein the second connecting block (5) is the same as the first connecting block (4) in size, the first connecting block (4) and the second connecting block (5) are both provided with key holes, an L-shaped fixing block (7) is fixed to one end of the second connecting block (5) away from the first guide column (2), and a second screw fixing hole is formed in one end of the L-shaped fixing block (7) away from the second connecting block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074081.8A CN108105253B (en) | 2018-01-25 | 2018-01-25 | Motor shaft core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074081.8A CN108105253B (en) | 2018-01-25 | 2018-01-25 | Motor shaft core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108105253A CN108105253A (en) | 2018-06-01 |
| CN108105253B true CN108105253B (en) | 2020-06-12 |
Family
ID=62221407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810074081.8A Active CN108105253B (en) | 2018-01-25 | 2018-01-25 | Motor shaft core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108105253B (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101543673B1 (en) * | 2009-04-08 | 2015-08-12 | 엘지이노텍 주식회사 | Linear Stepping motor |
| CN104196521B (en) * | 2014-09-18 | 2017-06-16 | 中国石油集团渤海钻探工程有限公司 | A kind of rotary valve mud pulse generator |
| KR20180069910A (en) * | 2015-10-30 | 2018-06-25 | 콘티넨탈 오토모티브 게엠베하 | Rotor assembly and stepping motor including the same |
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2018
- 2018-01-25 CN CN201810074081.8A patent/CN108105253B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108105253A (en) | 2018-06-01 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Motor shaft core Effective date of registration: 20221202 Granted publication date: 20200612 Pledgee: Ningbo Zhenhai Rural Commercial Bank Co.,Ltd. Development Zone sub branch Pledgor: NINGBO MINGLONG PRECISION MACHINERY CO.,LTD. Registration number: Y2022330003361 |