CN111878505B - Water drop shape internal folding gear rotating mechanism with changeable circle center - Google Patents
Water drop shape internal folding gear rotating mechanism with changeable circle center Download PDFInfo
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- CN111878505B CN111878505B CN202010833422.2A CN202010833422A CN111878505B CN 111878505 B CN111878505 B CN 111878505B CN 202010833422 A CN202010833422 A CN 202010833422A CN 111878505 B CN111878505 B CN 111878505B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 2
- 230000002159 abnormal effect Effects 0.000 claims abstract description 6
- 238000004806 packaging method and process Methods 0.000 claims description 13
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 13
- 238000010276 construction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
- F16C11/045—Pivotal connections with at least a pair of arms pivoting relatively to at least one other arm, all arms being mounted on one pin
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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
- F16C11/10—Arrangements for locking
- F16C11/103—Arrangements for locking frictionally clamped
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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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
- Closing Of Containers (AREA)
Abstract
The invention discloses a drop-shaped inner folding gear rotating mechanism with a changeable circle center, which comprises a rotating shaft cover and rotating shafts arranged at two ends of the rotating shaft cover, wherein the rotating shafts comprise two groups of main movable blocks, the main movable blocks are connected with a concave wheel connecting plate, a center movable block, two groups of gear shafts, two groups of side movable blocks and two groups of cams, the lower bottom of the center movable block is provided with a longitudinal sliding block, the cams are provided with positioning grooves, the lower bottom of the concave wheel connecting plate is provided with longitudinal sliding grooves, flat sliding grooves drive the flat sliding grooves to rotate and synchronously slide, a third connecting column slides in the transverse sliding grooves, a second connecting column rotates in side connecting holes, a first connecting column slides in a long track curve groove to realize compensation of a screen unfolding state, the longitudinal sliding blocks are in sliding connection with the longitudinal sliding grooves to realize positioning and auxiliary synchronization of the screen unfolding initial state, the positioning grooves and the positioning blocks fixedly drive the cams to rotate, the cams are in concave-convex fit with the concave wheel connecting plate at clamping points of 0 degrees and 180 degrees, and torsion is generated to realize rotation without abnormal noise.
Description
Technical Field
The invention relates to the technical field of rotating shaft design, in particular to an inward-folding connecting shaft, and particularly relates to a drop-shaped inward-folding gear rotating mechanism with a changeable circle center.
Background
Folding screen refers to flexible OLED. The production of the folding screen is not only greatly beneficial to the manufacture of new generation high-end smart phones, but also has profound effects on the application of wearable equipment due to the low power consumption and the flexible characteristic of the folding screen, and the folding screen is widely applied along with the continuous penetration of personal intelligent terminals in the future. Folding screen handsets are those that employ a flexible, flexible screen because they resemble a scroll, also known as a scroll handset. Compared with the traditional screen, the folding screen has obvious advantages, is lighter in size and lighter in power consumption, is lower than the original device, is favorable for improving the endurance capacity of equipment, and is also higher than the traditional screen greatly in durability based on the characteristics of being bendable and good in flexibility, so that the probability of accidental damage of the equipment is reduced.
In order to realize the folding function of the folding screen, besides the screen, the design of a connecting shaft of a folding connecting assembly, namely a bending part, is also the biggest technical problem. Considering the specificity of folding screen, traditional pivot has not had to satisfy its functional requirement, needs special folding screen pivot to assist the realization, and folding screen is bent and is divided into two kinds of demands of bending of outer book and outer book according to the application demand, and the mechanism of bending of inner book its requirement is higher. Especially considering to use with flexible screen combination, flexible screen has its specificity, and the industrialization processing of pivot itself also has certain degree of difficulty, and the precision requirement of its accessory is high, how to simplify the processing degree of difficulty just can realize industrialization when satisfying flexible screen application.
In the bending and rotating process of the flexible screen, how to ensure auxiliary synchronization and meet the precision requirement, especially abnormal sound cannot exist, and the service life stability is required to be met.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a drop-shaped inward-folding gear rotating mechanism with a changeable circle center.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a drop shape internal folding gear slewing mechanism of changeable centre of a circle, including the pivot lid and set up in the pivot at pivot lid both ends, the pivot includes two sets of main movable block of bilateral symmetry distribution, main movable block composite connection is equipped with concave wheel connecting plate, center movable block and two sets of gear shafts, two sets of side movable block, two sets of cams of parallel distribution, be equipped with flat spout, horizontal spout and semicircle arc groove on the main movable block respectively, in flat spout rear end is equipped with long track curved slot, the gear shaft end is equipped with the locating piece of flat and bilateral symmetry, center movable block both ends face be equipped with two sets of first spliced pole and second spliced pole respectively, just the lower bottom of center movable block is equipped with vertical slider, the cam is equipped with the constant head tank, the bottom is equipped with vertical spout under the concave wheel connecting plate, be equipped with side connecting hole, third spliced pole and the horizontal spout on the side movable block, flat spout drives flat rotation and synchronous slip, the third spliced pole is in horizontal interior slip, the second spliced pole is in the connecting pole be equipped with long track curved slot, the first spliced pole and second spliced pole are equipped with the initial rotation 180, realize that the initial rotation is in the curve is downthehole with the realization and the oscillating pulley is connected with the side track expansion, realize the initial rotation state of sliding surface 180.
Particularly, the main movable block is respectively provided with a flat sliding groove, a transverse sliding groove and a semicircular arc groove, the front end of the flat sliding groove is provided with a short track curve groove, the first connecting column slides in the short track curve groove to compensate the unfolded state of the screen, and the longitudinal sliding block is in sliding connection with the transverse sliding groove to realize positioning and auxiliary synchronization of the unfolded initial state of the screen.
Particularly, the gear shaft is provided with the clamping teeth, two groups of gears are arranged between the clamping teeth, and the gears and the clamping teeth are meshed with each other to realize 0-180-degree synchronous rotation.
Particularly, a spring providing resistance and torsion is arranged on the gear shaft to realize the locking point self-locking in the state of 0 degree and 180 degrees.
In particular, one end of the outer side of the gear shaft is provided with a positioning movable block and a positioning movable frame for realizing connection and positioning.
Particularly, the two sides of the rotating shaft cover are respectively connected with a packaging plate, a first packaging piece and a second packaging piece which are symmetrically and respectively arranged, a fourth connecting column and a semicircular sliding block are arranged on the first packaging piece, the semicircular sliding block and the semicircular groove slide to realize semicircular pipe connection, and the fourth connecting column and the second transverse sliding groove slide to realize compensation of a screen unfolding state.
In particular, the rotating shaft comprises a plurality of groups of screws which are fixedly connected.
The invention has the beneficial effects that: according to the drop-shaped inward-folding gear rotating mechanism with the changeable circle center, the flat sliding groove drives the flat to rotate and synchronously slide, the third connecting column slides in the transverse sliding groove, the second connecting column rotates in the side connecting hole, the first connecting column slides in the long track curve groove to compensate a screen unfolding state, the longitudinal sliding block is in sliding connection with the transverse sliding groove to realize positioning and auxiliary synchronization of the screen unfolding initial state, the positioning groove and the positioning block fixedly drive the cam to rotate, the cam and the concave wheel connecting plate are in concave-convex fit at clamping points of 0-degree and 180-degree states, torsion is generated to realize rotation without abnormal sound, sliding of the sliding groove is completed through the integral design of the packaging and the sliding block, connection positioning and synchronous rotation are effectively realized, the integral structural design is simpler and more effective, the processing difficulty of parts is reduced, the integral design meets the service life requirement, and the rotating requirement of the folding screen is met.
Drawings
FIG. 1 is a 180-degree overall structure diagram of a drop-shaped inward-folding gear rotating mechanism with a changeable circle center.
FIG. 2 is a view showing the overall construction of the 0-degree mechanism for rotating a drop-shaped ring gear with a variable center of circle according to the present invention.
Fig. 3 is a 90-degree overall structure diagram of the drop-shaped inward-folding gear rotating mechanism with the changeable circle center.
Fig. 4 is an exploded view of the drop-shaped ring-in gear rotating mechanism with variable circle center according to the present invention.
Fig. 5 is a diagram showing a structure of a rotating shaft of a drop-shaped inner folding gear rotating mechanism with a changeable circle center.
Fig. 6 is an exploded view of the shaft of the variable center drop-shaped ring gear turning mechanism of the present invention.
Fig. 7 is a state diagram of a drop-shaped inner fold gear rotating mechanism package 90 with a variable center of circle according to the present invention.
Fig. 8 is a rotary shaft assembly view of a drop-shaped inward-folding gear rotary mechanism with a changeable circle center according to the present invention.
Fig. 9 is a combined exploded view of the rotary shaft of the drop-shaped inner folding gear rotary mechanism with changeable circle centers.
FIG. 10 is a diagram showing the construction of one of the main movable blocks of the circle center changeable drop-shaped ring-in gear rotating mechanism of the present invention.
FIG. 11 is a diagram showing the construction of the main movable block of the circle center changeable drop-shaped ring-in gear rotating mechanism of the present invention.
FIG. 12 is one of the construction diagrams of the intermediate movable block of the center-changeable drop-shaped ring-in gear rotating mechanism of the present invention.
FIG. 13 is a diagram showing the construction of the middle movable block of the center-changeable drop-shaped ring-in gear rotating mechanism of the present invention.
Fig. 14 is a diagram showing the structure of a gear shaft of a drop-shaped ring-in gear rotating mechanism with a changeable circle center according to the present invention.
Fig. 15 is a cam structure diagram of a drop-shaped ring gear turning mechanism with variable circle center according to the present invention.
FIG. 16 is a block diagram of a female wheel connecting plate of a variable center drop shaped ring gear rotating mechanism of the present invention.
Fig. 17 is a diagram showing the structure of a side movable block of the circle center changeable drop-shaped inward-folding gear rotating mechanism of the present invention.
Fig. 18 is a first package structure diagram of the circle center changeable drop-shaped ring-in gear rotating mechanism of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings of the specification:
example 1:
As shown in fig. 1-18, the drop-shaped inner folding gear rotating mechanism with a changeable center disclosed in this embodiment includes a rotating shaft cover 1 and rotating shafts 2 disposed at two ends of the rotating shaft cover 1, the rotating shafts 2 include two groups of main movable blocks 3 symmetrically distributed on both sides, the main movable blocks 3 are combined and connected with a concave wheel connecting plate 4, a central movable block 5, two groups of gear shafts 6, two groups of side movable blocks 7 and two groups of cams 8 distributed in parallel, flat sliding grooves 31, transverse sliding grooves 32 and semicircular arc grooves 33 are respectively disposed on the main movable blocks 3, long track curved grooves 34 are disposed at the rear ends of the flat sliding grooves 31, flat 61 and bilaterally symmetrical positioning blocks 62 are disposed at the tail ends of the gear shafts 6, two groups of first connecting columns 51 and second connecting columns 52 are disposed at two end surfaces of the central movable block 5, longitudinal sliding blocks 53 are disposed at the lower bottom of the central movable block 5, the cam 8 is provided with a positioning slot 81, the lower bottom of the concave wheel connecting plate 4 is provided with a longitudinal sliding slot 41, the side movable block 7 is provided with a side connecting hole 71, a third connecting column 72 and a second transverse sliding slot 73, the flat sliding slot 31 drives the flat 61 to rotate and synchronously slide, the third connecting column 72 slides in the transverse sliding slot 32, the second connecting column 52 rotates in the side connecting hole 71, the first connecting column 51 slides in the long track curve slot 34 to realize the compensation of the screen unfolding state, the longitudinal sliding block 53 is in sliding connection with the longitudinal sliding slot 41 to realize the positioning and the auxiliary synchronization of the screen unfolding initial state, the positioning slot 81 and the positioning block 62 are fixedly driven to rotate, the cam 8 and the concave wheel connecting plate 4 are in concave-convex fit at the clamping points of 0 degree and 180 degree state and are self-locked, and torsion is generated to realize rotation without abnormal sound.
The applicant states that, on the basis of the above examples, the combination of certain steps of the above examples with the technical solutions of the summary section, thus creating a new method, which is also one of the described ranges of the present application, the present application is for brevity of description and no further embodiments of these steps are listed.
In the above embodiment, the main movable block 3 is respectively provided with the flat sliding groove 31, the transverse sliding groove 32 and the semicircular groove 33, the front end of the flat sliding groove 31 is provided with the short track curved groove 35, the first connecting column 51 slides in the short track curved groove 35 to compensate the screen unfolding state, and the longitudinal sliding block 53 is slidably connected with the longitudinal sliding groove 41 to realize positioning and realize auxiliary synchronization of the screen unfolding initial state. The gear shaft 6 is provided with a latch 63, two groups of gears 9 are arranged between the latches 63, and the gears 9 and the latches 63 are meshed with each other to realize 0-180-degree synchronous rotation.
The spring 10 providing resistance and torsion is arranged on the gear shaft 6 to realize the locking point self-locking in the state of 0 degree and 180 degrees. One end of the outer side of the gear shaft 6 is provided with a positioning movable block 11 and a positioning movable frame 12 for realizing connection positioning.
The two sides of the rotating shaft cover 1 are respectively connected with a packaging plate 13, a first packaging piece 14 and a second packaging piece 15 which are symmetrically and respectively arranged, a fourth connecting column 141 and a semicircular sliding block 142 are arranged on the first packaging piece 14, the semicircular sliding block 142 and the semicircular groove 33 slide to realize semicircular tube position connection, and the fourth connecting column 141 and the 73 slide to realize compensation of a screen unfolding state. The rotating shaft 2 comprises a plurality of groups of screws 16 which are fixedly connected.
The movement track of the rotating shaft in the embodiment is a drop-shaped movement track 17, and two sides of the rotating shaft cover are provided with combined and connected shells 18.
The applicant has further stated that the present invention is described by the above examples as to the implementation method and apparatus structure of the present invention, but the present invention is not limited to the above embodiments, i.e. it does not mean that the present invention must be implemented by the above methods and structures. It should be apparent to those skilled in the art that any modification of the present invention, equivalent substitutions for the implementation method selected by the present invention, addition of steps, selection of specific modes, etc., fall within the scope of the present invention and the scope of the disclosure.
The technical principle of the embodiment is as follows:
The flat position chute 31 drives the flat position 61 to rotate and synchronously slide, the third connecting column 72 slides in the transverse chute 32, the second connecting column 52 rotates in the side connecting hole 71, the first connecting column 51 slides in the long track curve groove 34 to realize the compensation of the screen unfolding state, the longitudinal sliding block 53 is in sliding connection with the transverse chute 32 to realize positioning and realize auxiliary synchronization of the screen unfolding initial state, the positioning groove 81 and the positioning block 62 are fixed to drive the cam 8 to rotate, the cam 8 is matched with the concave-convex wheel connecting plate 4 in a clamping point at 0-degree and 180-degree state in a self-locking manner, torsion is generated to realize rotation without abnormal sound, the chute sliding is completed through the integrated design of encapsulation and the sliding block, the connection positioning and synchronous rotation are effectively realized, the integrated structural design is simpler and more effective, the processing difficulty of spare parts is reduced, the whole design meets the service life requirement, and the folding screen rotation requirement is met.
The foregoing description is only illustrative of the preferred embodiments of the invention and is not intended to limit the scope of the invention, so that equivalent changes or modifications to the constructions, features and principles of the invention described herein will be made by those ordinarily skilled in the art without departing from the spirit of the invention.
Claims (5)
1. The utility model provides a drop shape invagination gear rotating mechanism of changeable centre of a circle which characterized in that: comprises a rotating shaft cover and rotating shafts arranged at two ends of the rotating shaft cover, wherein the rotating shafts comprise two groups of main movable blocks which are symmetrically distributed on both sides, the main movable blocks are connected with a concave wheel connecting plate, a central movable block, two groups of gear shafts which are parallelly distributed, two groups of side movable blocks and two groups of cams in a combined way, flat sliding grooves, transverse sliding grooves and semicircular arc grooves are respectively arranged on the main movable blocks, long track curve grooves are arranged at the rear ends of the flat sliding grooves, flat and bilaterally symmetrical positioning blocks are arranged at the tail ends of the gear shafts, two groups of first connecting columns and second connecting columns are respectively arranged at the two end surfaces of the central movable block, longitudinal sliding blocks are arranged at the lower bottom of the central movable block, positioning grooves are arranged on the cams, longitudinal sliding grooves are arranged at the lower bottom of the concave wheel connecting plate, the side movable block is provided with a side connecting hole, a third connecting column and a second transverse chute, the flat chute drives the flat chute to rotate and synchronously slide, the third connecting column slides in the transverse chute, the second connecting column rotates in the side connecting hole, the first connecting column slides in the long track curve groove to realize compensation of a screen unfolding state, the longitudinal sliding block is in sliding connection with the longitudinal chute to realize positioning and realize auxiliary synchronization of the screen unfolding initial state, the positioning groove and the positioning block are fixedly driven to rotate, and the cam and the concave wheel connecting plate are in concave-convex fit at clamping points of 0 degree and 180 degrees to realize self-locking of torsion and realize rotation without abnormal noise; one end of the outer side of the gear shaft is provided with a positioning movable block for realizing connection positioning.
2. The variable center drop fold gear rotation mechanism of claim 1, wherein:
the gear shaft is provided with teeth, two groups of gears are arranged between the teeth, and the gears and the teeth are meshed with each other to realize 0-180-degree synchronous rotation.
3. The variable center drop fold gear rotation mechanism of claim 1, wherein:
The spring providing resistance and torsion is arranged on the gear shaft to realize the locking point self-locking in the state of 0 degree and 180 degrees.
4. The variable center drop fold gear rotation mechanism of claim 1, wherein:
The two sides of the rotating shaft cover are respectively connected with a packaging plate and a first packaging piece and a second packaging piece which are symmetrically and respectively arranged, a fourth connecting column and a semicircular sliding block are arranged on the first packaging piece, the semicircular sliding block and the semicircular groove slide to realize semicircular tube position connection, and the fourth connecting column and the second transverse sliding groove slide to realize compensation of a screen unfolding state.
5. The variable center drop fold gear rotation mechanism of claim 1, wherein:
The rotating shaft comprises a plurality of groups of screws which are fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010833422.2A CN111878505B (en) | 2020-08-18 | 2020-08-18 | Water drop shape internal folding gear rotating mechanism with changeable circle center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010833422.2A CN111878505B (en) | 2020-08-18 | 2020-08-18 | Water drop shape internal folding gear rotating mechanism with changeable circle center |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111878505A CN111878505A (en) | 2020-11-03 |
| CN111878505B true CN111878505B (en) | 2024-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010833422.2A Active CN111878505B (en) | 2020-08-18 | 2020-08-18 | Water drop shape internal folding gear rotating mechanism with changeable circle center |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112324795B (en) * | 2020-11-07 | 2024-06-04 | 东莞市劲丰电子有限公司 | U-shaped inner turning mechanism with curved slot |
| CN112431845B (en) * | 2020-11-16 | 2024-06-04 | 东莞市劲丰电子有限公司 | U-shaped inner bending mechanism with interactive bending chute |
| CN112412961B (en) * | 2020-11-23 | 2024-06-04 | 东莞市劲丰电子有限公司 | Arc inner turning mechanism |
| CN214063552U (en) * | 2020-12-15 | 2021-08-27 | 合肥维信诺科技有限公司 | Bending unit, hinge and flexible module bending device |
| CN112879416A (en) * | 2021-03-11 | 2021-06-01 | 东莞市劲丰电子有限公司 | 360-degree rotating mechanism |
| CN113446305B (en) * | 2021-06-25 | 2024-06-04 | 东莞市劲丰电子有限公司 | Transverse and longitudinal bending integrated rotating mechanism |
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| CN111878505A (en) | 2020-11-03 |
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