CN111911526B - Precise rotating shaft capable of being symmetrically turned - Google Patents
Precise rotating shaft capable of being symmetrically turned Download PDFInfo
- Publication number
- CN111911526B CN111911526B CN202010665267.8A CN202010665267A CN111911526B CN 111911526 B CN111911526 B CN 111911526B CN 202010665267 A CN202010665267 A CN 202010665267A CN 111911526 B CN111911526 B CN 111911526B
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- fixed
- plate
- driving gear
- support plate
- supporting
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- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000007306 turnover Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 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
- 230000000007 visual effect 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/12—Pivotal connections incorporating flexible connections, e.g. leaf springs
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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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0226—Hinges
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a symmetrical turnover precise rotating shaft, which comprises a first supporting plate, a second supporting plate and two fixing plates arranged face to face at intervals, wherein two rotating shafts arranged in parallel penetrate through the two fixing plates respectively and are in rotating connection with the fixing plates, a transmission gear is sleeved and fixed on the two rotating shafts respectively, the two transmission gears are positioned between the two fixing plates and are meshed with each other, two ends of each fixing plate are respectively provided with a fixing hole, a supporting shaft sequentially rotates through the fixing holes on one fixing plate, a central through hole on the first driving gear or the second driving gear and the fixing holes on the other fixing plate, and the supporting shaft is in rotating connection with the first driving gear and the second driving gear and is fixed relatively to the fixing plates. The invention reduces the number of driven gears while providing enough torque, and further reduces the space occupied by the rotating shaft.
Description
Technical Field
The invention relates to a symmetrical turnover precise rotating shaft, and belongs to the technical field of intelligent equipment.
Background
With the rapid development of the mobile internet, hardware configuration of electronic equipment is higher and higher, people put forward stronger demands on the enlargement of the screen of the electronic equipment, and the large screen plays a good role in improving user experience and improving visual effect. Because of the existence of the equipment installation frame, the occupied area of the display area of the electronic equipment is relatively small, the electronic equipment is not beneficial to further development of the electronic equipment to the narrow frame and the large screen ratio, and the display effect is not ideal.
Disclosure of Invention
The invention aims to provide a symmetrical turnover precise rotating shaft, which provides enough torsion and reduces the number of driven gears at the same time, thereby further reducing the space occupied by the rotating shaft.
In order to achieve the above purpose, the invention adopts the following technical scheme: the precise rotating shaft capable of being turned symmetrically comprises a first supporting plate, a second supporting plate and two fixed plates which are arranged face to face at intervals, wherein the two rotating shafts which are arranged in parallel penetrate through the two fixed plates respectively and are connected with the fixed plates in a rotating way, a transmission gear is sleeved and fixed on the two rotating shafts respectively, and the two transmission gears are positioned between the two fixed plates and meshed with each other;
The end face of one end of the first supporting plate is provided with a first driving gear which is positioned between the two fixed plates and meshed with one transmission gear, and the end face of the second supporting plate, which is close to one end of the first supporting plate, is provided with a second driving gear which is positioned between the two fixed plates and meshed with the other transmission gear;
The two ends of the fixed plate are respectively provided with a fixed hole, a supporting shaft sequentially rotates through the fixed hole on one fixed plate, the central through hole on the first driving gear or the second driving gear and the fixed hole on the other fixed plate, and the supporting shaft is in rotary connection with the first driving gear and the second driving gear and is fixed relative to the fixed plate;
One end of the supporting shaft penetrates out of one fixed plate and is fixedly connected with a fixed gear, the other end of the supporting shaft penetrates out of the other fixed plate and is connected with an adjacent rotating shaft penetrating out of the same fixed plate through a first elastic clamp, and two rotating shafts are opposite to one end of the first elastic clamp and are connected through a second elastic clamp;
At least one rotating shaft is respectively rotatably arranged on the first supporting plate and the second supporting plate, two ends of the rotating shaft penetrate out of the first supporting plate and the second supporting plate respectively, a driven gear meshed with the fixed gear is arranged at one end of the rotating shaft, an elastic component is sleeved on the other end of the rotating shaft and is arranged on the rotating shaft through a locking cap, one end of the elastic component is in abutting-pressing contact with the side face of the first supporting plate or the side face of the second supporting plate, and the other end of the elastic component is in abutting-pressing contact with the end face of the locking cap.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the two ends of the elastic component are respectively provided with a gasket, one gasket is positioned between the elastic component and the first support plate or the second support plate, and the other gasket is positioned between the elastic component and the locking cap.
2. In the scheme, 3 rotation shafts are respectively arranged on the first support plate and the second support plate, and the adjacent 3 driven gears are meshed with each other.
3. In the above scheme, the elastic component is formed by stacking at least two elastic sheets.
4. In the scheme, the elastic component is formed by oppositely superposing four bowl-shaped elastic sheets.
5. In the above scheme, the fixed orifices is square hole, the back shaft is square shaft, the central through-hole on first drive gear, the second drive gear is circular hole.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. The symmetrical turnover precise rotating shaft can be used on a mobile phone or other portable intelligent equipment, realizes that the equipment is symmetrically opened and closed to 360 degrees, has ingenious design and small occupied space, can reduce the size of the equipment in the X-axis direction to 9mm, and can also reduce the size of the equipment in the Z-axis direction and the thickness of the equipment to 4mm, thereby greatly reducing the size and the thickness of a frame of the equipment, improving the screen occupation ratio and the display effect of the device, further ensuring the balance and stability of force in the opening and closing process, and avoiding the conditions of dropping or shifting of the screen of the equipment.
2. The symmetrical turnover precise rotating shaft is characterized in that the two fixing plates and the rotating shaft parts at the two ends of the transmission gear are arranged, and the elastic clamps are adopted to connect the adjacent rotating shaft parts and the rotating shaft parts with the support shaft so as to provide torsion, so that the number of driven gears is reduced while enough torsion is provided, the space occupied by the rotating shaft is further reduced, and further, the guarantee is provided for the light and thin design of the device; in addition, the elastic component is sleeved on the other end of the rotating shaft, the elastic component is installed on the rotating shaft through a locking cap, one end of the elastic component is in abutting contact with the side face of the first supporting plate or the side face of the second supporting plate, the other end of the elastic component is in abutting contact with the end face of the locking cap, and the number of driven gears can be increased or decreased according to requirements through the arrangement of the independent elastic component on the rotating shaft, so that the use scene and the user experience are enriched.
Drawings
FIG. 1 is a schematic diagram of a symmetrical reversible precision shaft structure according to the present invention;
FIG. 2 is an exploded view of the symmetrical reversible precision shaft of the present invention.
In the above figures: 1. a first support plate; 2. a second support plate; 3. a fixing plate; 4. a first drive gear; 5. a second drive gear; 6. a fixing hole; 7. a support shaft; 8. a rotating shaft; 10. a fixed gear; 11. a transmission gear; 121. A first elastic clip; 122. a second elastic clip; 13. a rotating shaft; 14. a driven gear; 16. an elastic component; 161. an elastic sheet; 17. a locking cap; 18. and a gasket.
Detailed Description
Example 1: the precise rotating shaft capable of being turned symmetrically comprises a first supporting plate 1, a second supporting plate 2 and two fixed plates 3 which are arranged face to face at intervals, wherein two rotating shafts 8 which are arranged in parallel penetrate through the two fixed plates 3 respectively and are connected with the fixed plates 3 in a rotating way, a transmission gear 11 is sleeved and fixed on the two rotating shafts 8 respectively, and the two transmission gears 11 are positioned between the two fixed plates 3 and meshed with each other;
The end face of one end of the first supporting plate 1 is provided with a first driving gear 4, the first driving gear 4 is positioned between the two fixed plates 3 and meshed with one transmission gear 11, the end face of the second supporting plate 2, which is close to one end of the first supporting plate 1, is provided with a second driving gear 5, and the second driving gear 5 is positioned between the two fixed plates 3 and meshed with the other transmission gear 11;
Two ends of the fixed plate 3 are respectively provided with a fixed hole 6, a supporting shaft 7 sequentially rotates through the fixed hole 6 on one fixed plate 3, a central through hole on the first driving gear 4 or the second driving gear 5 and the fixed hole 6 on the other fixed plate 3, the supporting shaft 7 is rotationally connected with the first driving gear 4 and the second driving gear 5, and the supporting shaft 7 is relatively fixed with the fixed plate 3;
One end of the supporting shaft 7 penetrates out of one fixed plate 3 and is fixedly connected with a fixed gear 10, the other end of the supporting shaft 7 penetrates out of the other fixed plate 3 and is connected with an adjacent rotating shaft 8 penetrating out of the same fixed plate 3 through a first elastic clamp 121, and one ends of the two rotating shafts 8 opposite to the first elastic clamp 12 are connected through a second elastic clamp 122;
At least one rotating shaft 13 is rotatably mounted on the first support plate 1 and the second support plate 2 respectively, two ends of the rotating shaft 13 penetrate out of the first support plate 1 and the second support plate 2 respectively, a driven gear 14 meshed with the fixed gear 10 is arranged at one end of the rotating shaft 13, an elastic component 16 is sleeved at the other end of the rotating shaft 13, the elastic component 16 is mounted on the rotating shaft 13 through a locking cap 17, one end of the elastic component 16 is in contact with the side surface of the first support plate 1 or the second support plate 2 in a contact manner, and the other end of the elastic component 16 is in contact with the end surface of the locking cap 17 in a contact manner.
Two ends of the elastic component 16 are respectively provided with a gasket 18, one gasket 18 is positioned between the elastic component 16 and the first support plate 1 or the second support plate 2, and the other gasket 18 is positioned between the elastic component 16 and the locking cap 17; the elastic member 16 is formed by stacking at least two elastic sheets 161.
Example 2: the precise rotating shaft capable of being turned symmetrically comprises a first supporting plate 1, a second supporting plate 2 and two fixed plates 3 which are arranged face to face at intervals, wherein two rotating shafts 8 which are arranged in parallel penetrate through the two fixed plates 3 respectively and are connected with the fixed plates 3 in a rotating way, a transmission gear 11 is sleeved and fixed on the two rotating shafts 8 respectively, and the two transmission gears 11 are positioned between the two fixed plates 3 and meshed with each other;
The end face of one end of the first supporting plate 1 is provided with a first driving gear 4, the first driving gear 4 is positioned between the two fixed plates 3 and meshed with one transmission gear 11, the end face of the second supporting plate 2, which is close to one end of the first supporting plate 1, is provided with a second driving gear 5, and the second driving gear 5 is positioned between the two fixed plates 3 and meshed with the other transmission gear 11;
Two ends of the fixed plate 3 are respectively provided with a fixed hole 6, a supporting shaft 7 sequentially rotates through the fixed hole 6 on one fixed plate 3, a central through hole on the first driving gear 4 or the second driving gear 5 and the fixed hole 6 on the other fixed plate 3, the supporting shaft 7 is rotationally connected with the first driving gear 4 and the second driving gear 5, and the supporting shaft 7 is relatively fixed with the fixed plate 3;
One end of the supporting shaft 7 penetrates out of one fixed plate 3 and is fixedly connected with a fixed gear 10, the other end of the supporting shaft 7 penetrates out of the other fixed plate 3 and is connected with an adjacent rotating shaft 8 penetrating out of the same fixed plate 3 through a first elastic clamp 121, and one ends of the two rotating shafts 8 opposite to the first elastic clamp 12 are connected through a second elastic clamp 122;
At least one rotating shaft 13 is rotatably mounted on the first support plate 1 and the second support plate 2 respectively, two ends of the rotating shaft 13 penetrate out of the first support plate 1 and the second support plate 2 respectively, a driven gear 14 meshed with the fixed gear 10 is arranged at one end of the rotating shaft 13, an elastic component 16 is sleeved at the other end of the rotating shaft 13, the elastic component 16 is mounted on the rotating shaft 13 through a locking cap 17, one end of the elastic component 16 is in contact with the side surface of the first support plate 1 or the second support plate 2 in a contact manner, and the other end of the elastic component 16 is in contact with the end surface of the locking cap 17 in a contact manner.
The first support plate 1 and the second support plate 2 are respectively provided with 3 rotating shafts 13, and the adjacent 3 driven gears 14 are meshed with each other; the elastic component 16 is formed by overlapping four bowl-shaped elastic sheets 161 in opposite directions; the fixed hole 6 is a square hole, the supporting shaft 7 is a square shaft, and central through holes on the first driving gear 4 and the second driving gear 5 are circular holes;
The first elastic clamp 121 and the second elastic clamp 122 each further comprise two tubular clamping portions and a connecting portion connecting the two clamping portions, the two clamping portions are respectively sleeved on the two adjacent shaft bodies, and a notch portion is formed at one end of the two clamping portions away from each other.
When the symmetrical turnover precise rotating shaft is adopted, the symmetrical turnover precise rotating shaft can be used on a mobile phone or other portable intelligent equipment, the symmetrical opening and closing of the equipment is realized to 360 degrees, the design is ingenious, the occupied space is small, the size of the equipment in the X-axis direction can be reduced to 9mm, the size of the equipment in the Z-axis direction can also be reduced, the thickness of the equipment is reduced to 4mm, the size and the thickness of the frame of the equipment are greatly reduced, the screen occupation ratio and the display effect of the device are improved, the balance and stability of the force in the opening and closing process can be further ensured, and the conditions such as dropping or shifting of the screen of the equipment are avoided;
In addition, through the arrangement of the two fixing plates and the rotating shaft parts at the two ends of the transmission gear, the adjacent rotating shaft parts and the rotating shaft parts are connected with the support shaft by adopting the elastic clamps so as to provide torsion, so that the number of driven gears is reduced while enough torsion is provided, the space occupied by the rotating shaft is further reduced, and further, the guarantee is provided for the light and thin design of the device;
In addition, through the setting of independent elastic component in the axis of rotation, can increase and decrease driven gear's quantity as required, richened use scene and user experience.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (2)
1. The utility model provides a but accurate pivot of symmetry upset which characterized in that: the device comprises a first supporting plate (1), a second supporting plate (2) and two fixed plates (3) which are arranged face to face at intervals, wherein two parallel rotating shafts (8) respectively penetrate through the two fixed plates (3) and are rotationally connected with the fixed plates (3), a transmission gear (11) is respectively sleeved and fixed on the two rotating shafts (8), and the two transmission gears (11) are positioned between the two fixed plates (3) and are meshed with each other;
The end face of one end of the first supporting plate (1) is provided with a first driving gear (4), the first driving gear (4) is positioned between the two fixed plates (3) and meshed with one transmission gear (11), the end face of the second supporting plate (2) close to one end of the first supporting plate (1) is provided with a second driving gear (5), and the second driving gear (5) is positioned between the two fixed plates (3) and meshed with the other transmission gear (11);
The two ends of the fixed plate (3) are respectively provided with a fixed hole (6), a supporting shaft (7) sequentially rotates through the fixed hole (6) on one fixed plate (3), a central through hole on the first driving gear (4) or the second driving gear (5) and the fixed hole (6) on the other fixed plate (3), the supporting shaft (7) is rotationally connected with the first driving gear (4) and the second driving gear (5), and the supporting shaft (7) is relatively fixed with the fixed plate (3);
One end of the supporting shaft (7) penetrates out of one fixed plate (3) and is fixedly connected with a fixed gear (10), the other end of the supporting shaft (7) penetrates out of the other fixed plate (3) and is connected with an adjacent rotating shaft (8) penetrating out of the same fixed plate (3) through a first elastic clamp (121), and two rotating shafts (8) are opposite to one end of the first elastic clamp (12) and are connected through a second elastic clamp (122);
The first support plate (1) and the second support plate (2) are respectively rotatably provided with at least one rotation shaft (13), two ends of the rotation shaft (13) respectively penetrate through the first support plate (1) and the second support plate (2), one end of the rotation shaft (13) is provided with a driven gear (14) meshed with the fixed gear (10), the other end of the rotation shaft (13) is sleeved with an elastic component (16), the elastic component (16) is arranged on the rotation shaft (13) through a locking cap (17), one end of the elastic component (16) is in pressing contact with the side face of the first support plate (1) or the second support plate (2), the other end of the elastic component (16) is in pressing contact with the end face of the locking cap (17), two ends of the elastic component (16) are respectively provided with a gasket (18), one gasket (18) is positioned between the elastic component (16) and the first support plate (1) or the second support plate (2), the other gasket (18) is positioned between the elastic component (16) and the locking cap (17), one end of the other gasket (18) is positioned between the first support plate (1) and the second support plate (2), the adjacent driven gear (3) is respectively meshed with the first support plate (1) and the second support plate (3), the elastic component (16) is formed by superposing at least two elastic sheets (161) or the elastic component (16) is formed by superposing four bowl-shaped elastic sheets (161) in opposite directions.
2. The precision rotating shaft capable of being turned over symmetrically according to claim 1, wherein: the fixing holes (6) are square holes, the supporting shafts (7) are square shafts, and central through holes on the first driving gear (4) and the second driving gear (5) are round holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010665267.8A CN111911526B (en) | 2020-07-11 | 2020-07-11 | Precise rotating shaft capable of being symmetrically turned |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010665267.8A CN111911526B (en) | 2020-07-11 | 2020-07-11 | Precise rotating shaft capable of being symmetrically turned |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111911526A CN111911526A (en) | 2020-11-10 |
| CN111911526B true CN111911526B (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010665267.8A Active CN111911526B (en) | 2020-07-11 | 2020-07-11 | Precise rotating shaft capable of being symmetrically turned |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111911526B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304724A (en) * | 2018-12-11 | 2020-06-19 | 江苏福田电气有限公司 | Electronic component electroplates with high-efficient centre gripping equipment |
| CN212838945U (en) * | 2020-07-11 | 2021-03-30 | 昆山科森科技股份有限公司 | Precision rotating shaft capable of symmetrically turning |
-
2020
- 2020-07-11 CN CN202010665267.8A patent/CN111911526B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304724A (en) * | 2018-12-11 | 2020-06-19 | 江苏福田电气有限公司 | Electronic component electroplates with high-efficient centre gripping equipment |
| CN212838945U (en) * | 2020-07-11 | 2021-03-30 | 昆山科森科技股份有限公司 | Precision rotating shaft capable of symmetrically turning |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111911526A (en) | 2020-11-10 |
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