CN113417988B - Automobile motor gear shaft with gear difficult to loosen - Google Patents
Automobile motor gear shaft with gear difficult to loosen Download PDFInfo
- Publication number
- CN113417988B CN113417988B CN202110723987.XA CN202110723987A CN113417988B CN 113417988 B CN113417988 B CN 113417988B CN 202110723987 A CN202110723987 A CN 202110723987A CN 113417988 B CN113417988 B CN 113417988B
- Authority
- CN
- China
- Prior art keywords
- gear
- limiting
- shaft body
- shaft
- guide
- 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.)
- Active
Links
- 230000000670 limiting effect Effects 0.000 claims abstract description 113
- 238000000034 method Methods 0.000 claims description 8
- 210000005056 cell body Anatomy 0.000 claims 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/0018—Shaft assemblies for gearings
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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
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
-
- 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
- F16H57/0018—Shaft assemblies for gearings
- F16H57/0025—Shaft assemblies for gearings with gearing elements rigidly connected to a shaft, e.g. securing gears or pulleys by specially adapted splines, keys or methods
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Gear Transmission (AREA)
- Gears, Cams (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses an automobile motor gear shaft with a gear difficult to loosen, which comprises a shaft body, a gear, a limiting disc, guide strips, guide grooves and limiting blocks, wherein the gear is sleeved on the shaft body, the shaft body is provided with a plurality of guide strips parallel to the shaft body, the inner wall of the gear is provided with a plurality of guide grooves corresponding to the guide strips one by one, the guide strips are embedded into the guide grooves, the shaft body is provided with a limiting disc, the limiting disc props against the gear, the side, close to the limiting disc, of the gear is provided with a plurality of positioning rods parallel to the shaft body, the limiting disc is provided with a plurality of positioning holes matched with the positioning rods, the positioning rods are inserted into the positioning holes, the positioning rods are provided with a limiting hole, and the axes of the limiting holes are perpendicular to and intersected with the axes of the shaft body. According to the invention, the positioning rod, the limiting block and the limiting hole are matched, so that the gear can be effectively fixed after the gear is installed, and the gear is not easy to loosen.
Description
[ field of technology ]
The invention relates to the technical field of automobile parts, in particular to the technical field of motor gear shafts.
[ background Art ]
Some motors are used on automobiles, and the motors often output torque outwards through motor gear shafts. The motor gear shaft often contains axis body and gear, takes place not hard up easily between axis body and the gear after the live time is longer, can bring certain potential safety hazard.
[ invention ]
The invention aims to solve the problems in the prior art, and provides an automobile motor gear shaft with a gear difficult to loosen, which can ensure that the gear is difficult to loosen.
In order to achieve the above purpose, the invention provides an automobile motor gear shaft with a gear which is not easy to loosen, which comprises a shaft body, a gear, a limiting disc, guide strips, guide grooves and limiting blocks, wherein the gear is sleeved on the shaft body, the shaft body is provided with a plurality of guide strips parallel to the shaft body, the inner wall of the gear is provided with a plurality of guide grooves which are in one-to-one correspondence with the guide strips, the guide strips are embedded into the guide grooves, the shaft body is provided with a first limiting disc, the limiting disc is propped against the gear, the side of the gear, which is close to the limiting disc, is provided with a plurality of positioning rods parallel to the shaft body, the limiting disc is provided with a plurality of positioning holes matched with the positioning rods, the positioning rods are inserted into the positioning holes, the positioning rods are provided with first limiting holes, the axes of the limiting holes are perpendicular to the axis of the shaft body and intersect, each limiting hole is matched with one limiting block, the limiting block is in a T shape, the limiting block consists of a rectangular base and a cylindrical limiting rod, the limiting rod is inserted into the limiting holes from the end, which is close to the shaft body, the limiting disc is provided with the limiting grooves, the limiting disc is matched with the first base, the limiting rod is arranged in the side of the limiting block, and the limiting block is matched with the first base, the limiting groove is arranged in the first side of the limiting groove, and the limiting block is matched with the first base, and the second groove is correspondingly arranged in the first side of the limiting groove, and the limiting groove is directly corresponds to the first groove and the side of the limiting groove and the limiting groove is far from the first groove.
Preferably, the length of the guide bar is greater than or equal to that of the guide groove, the guide groove penetrates through two sides of the gear, and the guide bar is located on the same side of the limiting disc.
Preferably, the positioning holes are uniformly distributed on a circumference coaxial with the shaft body.
Preferably, a plurality of mounting grooves corresponding to the limiting holes one by one are formed in the limiting disc, the mounting grooves are coaxial with the limiting holes, springs are fixed at the bottoms of the mounting grooves, and the other ends of the springs are propped against the base.
Preferably, the outer wall of the limiting disc is provided with a plurality of process holes which are in one-to-one correspondence with the limiting holes, and the process holes are coaxial with the limiting holes.
Preferably, the shaft body, the limiting disc and the guide bar are of an integrated structure, and the base and the limiting rod are of an integrated structure.
The invention has the beneficial effects that: according to the invention, the positioning rod, the limiting block and the limiting hole are matched, so that the gear can be effectively fixed after the gear is installed, and the gear is not easy to loosen; the arrangement of the spring ensures that the limiting block is not easy to separate from the limiting hole, the limiting effect of the limiting block is ensured, and the gear is not easy to loosen.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a front view of an automotive motor gear shaft with a gear that is not easily loosened in accordance with the present invention;
fig. 2 is a side view of a motor gear shaft of an automobile with a gear less prone to loosening according to the present invention.
In the figure: the device comprises a 1-shaft body, a 2-gear, a 3-limiting disc, a 4-limiting block, a 15-guiding strip, a 20-positioning rod, a 21-limiting hole, a 25-guiding groove, a 30-positioning hole, a 31-first groove body, a 32-second groove body, a 33-first side groove, a 34-second side groove, a 35-mounting groove, a 36-spring, a 37-process hole, a 41-limiting rod and a 42-base.
[ detailed description ] of the invention
Referring to fig. 1 and 2, the invention relates to an automobile motor gear shaft with a gear difficult to loosen, which comprises a shaft body 1, a gear 2, a limiting disc 3, guide strips 15, guide grooves 25 and limiting blocks 4, wherein the gear 2 is sleeved on the shaft body 1, the shaft body 1 is provided with a plurality of guide strips 15 parallel to the shaft body 1, the inner wall of the gear 2 is provided with a plurality of guide grooves 25 corresponding to the guide strips 15 one by one, the guide strips 15 are embedded into the guide grooves 25, the shaft body 1 is provided with a limiting disc 3, the limiting disc 3 butts against the gear 2, the side of the gear 2 close to the limiting disc 3 is provided with a plurality of positioning rods 20 parallel to the shaft body 1, the limiting disc 3 is provided with a plurality of positioning holes 30 matched with the positioning rods 20, the positioning rods 20 are inserted into the positioning holes 30, the positioning rods 20 are provided with a limiting hole 21, the axis of the limiting hole 21 is perpendicular to and intersects with the axis of the shaft body 1, each limiting hole 21 is matched with one limiting block 4, the limiting block 4 is T-shaped, the limiting block 4 consists of a cuboid base 42 and a cylindrical limiting rod 41, the limiting rod 41 is matched with the limiting hole 21, the limiting rod 41 is inserted into the limiting hole 21 from the end, close to the shaft body 1, of the limiting hole 21, a first groove body 31 matched with the limiting rod 41 is arranged in the limiting disc 3, a second groove body 32 matched with the base 42 is arranged in the limiting disc 3, the base 42 is embedded in the second groove body 32, the limiting rod 41 penetrates through the second groove body 32 and is inserted into the limiting hole 21, a first side groove 33 and a second side groove 34 are arranged on the side, far from the gear 2, of the limiting disc 3, the first side groove 33 is matched with the limiting rod 41, the first side groove 33 is directly communicated with the first groove body 31 and the second groove body 32, the second side groove 34 is matched with the base 42, the second side groove 34 is directly communicated with the first side groove 33 and the second groove body 32, the length of the guide strip 15 is greater than or equal to that of the guide groove 25, the guide groove 25 penetrates through two sides of the gear 2, the guide strip 15 is located on the same side of the limiting disc 3, the locating holes 30 are uniformly distributed on the circumference coaxial with the shaft body 1, a plurality of mounting grooves 35 in one-to-one correspondence with the limiting holes 21 are arranged in the limiting disc 3, the mounting grooves 35 are coaxial with the limiting holes 21, springs 36 are fixed at the bottoms of the mounting grooves 35, the other ends of the springs 36 abut against the base 42, a plurality of process holes 37 in one-to-one correspondence with the limiting holes 21 are arranged on the outer wall of the limiting disc 3, the shaft body 1, the limiting disc 3 and the guide strip 15 are of an integrated structure, and the base 42 and the limiting rod 41 are of an integrated structure.
The working process of the invention comprises the following steps:
in the working process of the automobile motor gear shaft with the gear difficult to loosen, the positioning rod 20, the limiting block 4 and the limiting hole 21 are matched, so that the gear 2 can be effectively fixed after the installation is completed, and the gear is difficult to loosen; the arrangement of the spring 36 ensures that the limiting block 4 is not easy to separate from the limiting hole 21, the limiting effect of the limiting block 4 is ensured, and the gear 2 is not easy to loosen.
The above embodiments are illustrative of the present invention, and not limiting, and any simple modifications of the present invention fall within the scope of the present invention.
Claims (6)
1. The utility model provides a difficult not hard up car motor gear shaft of gear which characterized in that: the gear comprises a shaft body (1), a gear (2), a limiting disc (3), guide strips (15), guide grooves (25) and limiting blocks (4), wherein the gear (2) is sleeved on the shaft body (1), a plurality of guide strips (15) which are parallel to the shaft body (1) are arranged on the shaft body (1), a plurality of guide grooves (25) which are in one-to-one correspondence with the guide strips (15) are arranged on the inner wall of the gear (2), the guide strips (15) are embedded in the guide grooves (25), the shaft body (1) is provided with a limiting disc (3), the limiting disc (3) is propped against the gear (2), a plurality of positioning rods (20) which are parallel to the shaft body (1) are arranged on the side, close to the limiting disc (3), a plurality of positioning holes (30) which are matched with the positioning rods (20) are arranged on the limiting disc (3), the positioning rods (20) are inserted into the positioning holes (30), the axes of the limiting holes (21) are perpendicular to the axes of the shaft body (1) and are intersected, each limiting disc (21) is matched with the axis of the shaft body (1), each limiting block (4) in a cylindrical shape, and the limiting block (4) is formed by the limiting block (4), stop lever (41) and spacing hole (21) are suited, and stop lever (41) inserts in spacing hole (21) from being close to axis body (1) end in spacing hole (21), be equipped with in spacing dish (3) with first cell body (31) that stop lever (41) suited, be equipped with in spacing dish (3) with base (42) suited second cell body (32), base (42) inlay in second cell body (32), stop lever (41) pass second cell body (32) and insert in spacing hole (21), the side of keeping away from gear (2) of spacing dish (3) is equipped with first side groove (33) and second side groove (34), first side groove (33) and stop lever (41) suited, first side groove (33) and first cell body (31), second cell body (32) all direct communication, second side groove (34) and base (42) suited, second side groove (34) and first side groove (33), second cell body (32) all direct communication.
2. The automotive motor gear shaft with a gear not prone to loosening as claimed in claim 1, wherein: the length of the guide strip (15) is greater than or equal to that of the guide groove (25), the guide groove (25) penetrates through two sides of the gear (2), and the guide strip (15) is located on the same side of the limiting disc (3).
3. The automotive motor gear shaft with a gear not prone to loosening as claimed in claim 1, wherein: the positioning holes (30) are uniformly distributed on a circumference coaxial with the shaft body (1).
4. The automotive motor gear shaft with a gear not prone to loosening as claimed in claim 1, wherein: a plurality of mounting grooves (35) which are in one-to-one correspondence with the limiting holes (21) are arranged in the limiting disc (3), the mounting grooves (35) are coaxial with the limiting holes (21), springs (36) are fixed at the bottoms of the mounting grooves (35), and the other ends of the springs (36) are propped against the base (42).
5. A motor-gear shaft for an automobile, which is not liable to come loose, according to claim 1 or 4, wherein: the outer wall of the limiting disc (3) is provided with a plurality of process holes (37) which are in one-to-one correspondence with the limiting holes (21), and the process holes (37) are coaxial with the limiting holes (21).
6. The automotive motor gear shaft with a gear not prone to loosening as claimed in claim 1, wherein: the shaft body (1), the limiting disc (3) and the guide strip (15) are of an integrated structure, and the base (42) and the limiting rod (41) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110723987.XA CN113417988B (en) | 2021-06-29 | 2021-06-29 | Automobile motor gear shaft with gear difficult to loosen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110723987.XA CN113417988B (en) | 2021-06-29 | 2021-06-29 | Automobile motor gear shaft with gear difficult to loosen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113417988A CN113417988A (en) | 2021-09-21 |
| CN113417988B true CN113417988B (en) | 2024-04-16 |
Family
ID=77717007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110723987.XA Active CN113417988B (en) | 2021-06-29 | 2021-06-29 | Automobile motor gear shaft with gear difficult to loosen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113417988B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113595321A (en) * | 2021-09-28 | 2021-11-02 | 南京桓骥科技有限公司 | But motor of self adjustable rotational speed quick replacement gear |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008157401A (en) * | 2006-12-26 | 2008-07-10 | Jatco Ltd | Planetary gear device |
| CN208951140U (en) * | 2018-09-10 | 2019-06-07 | 佛山市南海凯洋粉末冶金有限公司 | A kind of electric butterfly valve gear |
| CN112879538A (en) * | 2021-01-11 | 2021-06-01 | 刘维虎 | Driving shaft assembly capable of preventing looseness in high-speed operation |
-
2021
- 2021-06-29 CN CN202110723987.XA patent/CN113417988B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008157401A (en) * | 2006-12-26 | 2008-07-10 | Jatco Ltd | Planetary gear device |
| CN208951140U (en) * | 2018-09-10 | 2019-06-07 | 佛山市南海凯洋粉末冶金有限公司 | A kind of electric butterfly valve gear |
| CN112879538A (en) * | 2021-01-11 | 2021-06-01 | 刘维虎 | Driving shaft assembly capable of preventing looseness in high-speed operation |
Non-Patent Citations (1)
| Title |
|---|
| 棘轮锁紧式举升机构的设计;范健文;熊维平;管菁;;现代制造技术与装备;20141115(第06期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113417988A (en) | 2021-09-21 |
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