CN110853519B - Arc and runway combined outward folding synchronous rotating mechanism - Google Patents
Arc and runway combined outward folding synchronous rotating mechanism Download PDFInfo
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- CN110853519B CN110853519B CN201911158035.7A CN201911158035A CN110853519B CN 110853519 B CN110853519 B CN 110853519B CN 201911158035 A CN201911158035 A CN 201911158035A CN 110853519 B CN110853519 B CN 110853519B
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- arc
- runway
- sliding block
- positioning
- sliding
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 33
- 238000005452 bending Methods 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 230000008093 supporting effect Effects 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention discloses an outward folding synchronous rotating mechanism combining an arc with a runway, which comprises a rotating shaft, wherein the rotating shaft comprises sliding block units on two sides, a synchronous unit and a connection positioning unit, the synchronous unit and the connection positioning unit are arranged between the sliding block units, the connection positioning unit comprises a plurality of groups of connection positioning movable blocks, the connection positioning movable blocks are respectively combined with the runway through the arc to realize connection positioning, namely the connection positioning movable blocks comprise sliding columns, sliding grooves and the arc runway, the sliding columns respectively slide along the sliding grooves and the arc runway, and the semicircular arc tube positions of the connection positioning movable blocks are synchronously connected; the synchronous unit comprises a wrapping circle, one of the connecting and positioning movable blocks is provided with a connecting shaft, and the connecting shaft and the wrapping circle are in interference fit to generate torsion. Bending is achieved through mechanism rotation, rotation is achieved through combination of an arc and a runway, accuracy control of a motion track is achieved through constraint of a chute and the arc runway, support in a 180-degree state is achieved through arc middle section elastic design of a gear shaft, flatness of the whole structure in the state is guaranteed, and superiority of experience is guaranteed.
Description
Technical Field
The invention relates to the technical field of rotating shaft design, in particular to an outward folding synchronous rotating mechanism combining an arc and a runway.
Background
The folding screen at the present stage refers to a whole screen bending mode or a split or involutive type use mode of one screen, and generally refers to an OLED screen. At present, the screen itself has satisfied the requirement of bending, however, to directly relate the screen to the electronic product, that is, to apply the screen to the electronic product, such as a mobile phone, not only has extremely high requirements on the screen, but also ensures that no fault occurs in the normal use process of the screen, and the normal bending of the screen is not affected, and a special mechanical structure is needed to realize the screen.
According to the use of folding screen can divide into invagination and invagination two kinds, no matter invagination or invagination all need satisfy above-mentioned technical condition, corresponding about stuck point, spacing, damping torsion also need comprehensive consideration, especially can not be because the overall arrangement of auxiliary structure spare influences the screen, can not let the screen damage, can not influence the molding of whole electronic equipment, under the prerequisite that does not influence screen quality, screen life-span and whole product deformation promptly, auxiliary screen realization function, need rigorous hinge mechanism to realize.
Comprehensively considering, the design of the rotating shaft needs to meet the bending requirement, and the processing of the rotating shaft needs to consider the control and the cost of the processing precision, so that the rotating shaft with low processing difficulty and relatively fewer parts can meet the applicable requirement. Especially after the assembly and use, the function of the rotating shaft not only needs to meet the rotating function, but also needs to meet the user experience sense together with the flexible screen, and the problem can be solved only by improving the rotating shaft through comprehensive consideration, namely the fact that the product cannot shake when being bent and unfolded to 180 degrees, or the experience sense of the whole product is influenced.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an outward folding synchronous rotating mechanism with an arc combined with a runway.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The arc and runway combined outward folding synchronous rotating mechanism comprises a rotating shaft, wherein the rotating shaft comprises sliding block units on two sides, a synchronous unit and a connection positioning unit, the synchronous unit and the connection positioning unit are arranged between the sliding block units, the connection positioning unit comprises a plurality of groups of connection positioning movable blocks, the connection positioning movable blocks are respectively combined with the runway through arcs to realize connection positioning, namely, the connection positioning movable blocks comprise sliding columns, sliding grooves and arc runways, the sliding columns respectively slide along the sliding grooves and the arc runways, and the semicircular arc tube positions of the connection positioning movable blocks are synchronously connected; the synchronous unit comprises a wrapping circle, one of the connecting and positioning movable blocks is provided with a connecting shaft, and the connecting shaft and the wrapping circle are in interference fit to generate torsion.
According to one of the preferred schemes, the sliding block unit comprises a first sliding block, a second sliding block and a third sliding block, wherein the two sides of the first sliding block, the two sides of the second sliding block and the two sides of the third sliding block are respectively arranged in an identical and symmetrical mode, the first sliding block is provided with a connecting column, the connecting column slides along the arc runway to realize connection positioning and realize the buffer function of a screen at the same time, the second sliding block is in sliding connection with the third sliding block to realize the buffer function of the screen, and a sliding block spring for realizing torsion and elasticity is arranged between the second sliding block and the third sliding block.
One of the preferred schemes, the said connection location movable block includes two groups of movable frames of connecting shaft, set up the connecting shaft on the movable frame of the said connecting shaft;
The connecting and positioning movable block comprises two groups of sliding column movable frames, sliding columns are arranged on the sliding column movable frames, and one of the sliding column movable frames is provided with a sliding groove with semicircular arc tube positions distributed;
the connecting and positioning movable block comprises a connecting and positioning movable frame, and the connecting and positioning movable frame is provided with sliding grooves distributed on the semicircular arc tube positions;
The connecting and positioning movable block comprises two groups of arc runway movable frames, and the arc runway movable frames are provided with arc runways.
According to one of the preferred schemes, the synchronous unit comprises gear shafts which are distributed left and right, gears and rotating shafts which are connected by circular arc-shaped elastic materials are arranged on the gear shafts, synchronous rotation is achieved through tooth-shaped engagement, and when the gears rotate to 180 degrees, the rotating shafts rotate along the sliding grooves and then exceed the center point of the rotation to achieve 180-degree supporting effect.
According to one of the preferred schemes, two sides of the rotating shaft are symmetrically distributed and fixedly connected through a plurality of groups of middle movable blocks, the middle movable blocks are extended and distributed to form a plurality of groups of outer packages and side packages, the outer packages are connected with a machine shell, the side packages comprise a plurality of groups of triangular package parts for realizing connection and positioning, and the triangular package parts form a fan-shaped accommodating package body.
According to one of the preferred schemes, the surface of the shell is covered with silica gel and a stainless steel sheet provided with a reticular hole, and the silica gel and the stainless steel sheet are integrally injection molded and encapsulated to realize bending at 0-180 degrees.
The invention has the beneficial effects that: according to the outward folding synchronous rotating mechanism combining the circular arc with the runway, bending is realized through mechanism rotation, the circular arc is combined with the runway to realize rotation, the constraint of the chute and the circular arc runway is effectively utilized to realize the precision control of the motion track, the circular arc middle section elastic design of the gear shaft effectively realizes the supporting function of a 180-degree state, the flatness of the whole structure in the state is ensured, shaking is avoided, and the superiority of experience is ensured.
Drawings
FIG. 1 is a 180 degree overall block diagram of an out-turned synchronous rotating mechanism combining arcs and runways of the present invention.
FIG. 2 is a 0-degree integral structure diagram of an outward folding synchronous rotating mechanism combining an arc and a runway.
Fig. 3 is a 90 degree state diagram of the fold-out synchronous rotating mechanism of the present invention with the arc combined with the runway.
Fig. 4 is a diagram of the structure of the turning mechanism of the invention combining the arc and the runway.
Fig. 5 is a 90 degree state diagram of the rotating shaft in the outward folding synchronous rotating mechanism combining the arc and the runway.
Fig. 6 is an exploded view of the structure of the rotary shaft in the outward folding synchronous rotating mechanism combining the circular arc and the runway.
Fig. 7 is an exploded view of the whole structure of the outward folding synchronous rotating mechanism combining the circular arc and the runway.
FIG. 8 is a diagram of the flexible layer structure in the synchronous turning mechanism of the present invention with the arc and runway combined.
Detailed Description
The invention is further described below with reference to the accompanying drawings of the specification:
Examples
As shown in fig. 1-8, the outward folding synchronous rotating mechanism combining the arc and the runway disclosed in the embodiment comprises a rotating shaft 1, wherein the rotating shaft 1 comprises sliding block units 2 on two sides, a synchronous unit 3 and a connection positioning unit 4 which are arranged between the sliding block units 2, the connection positioning unit 4 comprises a plurality of groups of connection positioning movable blocks 5, the connection positioning movable blocks 5 are respectively combined with the runway through the arc to realize connection positioning, namely, the connection positioning movable blocks 5 comprise sliding columns 6, sliding grooves 7 and arc runways 8, the sliding columns 6 slide along the sliding grooves 7 and the arc runways 8 respectively, and the semi-arc tube positions of the connection positioning movable blocks 5 are synchronously connected; the synchronization unit 3 comprises a wrapping circle 9, one of the connecting and positioning movable blocks 5 is provided with a connecting shaft 10, and the connecting shaft 10 and the wrapping circle 9 are in interference fit to generate torsion.
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 slider unit 2 includes a first slider 41, a second slider 42, and a third slider 43, which are respectively disposed on two sides, that is, the two sides of the first slider 41, the second slider 42, and the third slider 43 are equally and symmetrically distributed, the first slider 41 is provided with a connection column 11, the connection column 11 slides along the arc runway 8 to realize connection positioning and realize a screen buffer function at the same time, the second slider 42 and the third slider 43 are slidably connected to realize a screen buffer function, and a slider spring 12 for realizing torsion and elasticity is disposed between the second slider 42 and the third slider 43.
The connecting and positioning movable block 5 comprises two groups of connecting shaft movable frames 51, and a connecting shaft 10 is arranged on the connecting shaft movable frames 51;
The connecting and positioning movable block 5 comprises two groups of sliding column movable frames 52, a sliding column 6 is arranged on the sliding column movable frames 52, and one of the sliding column movable frames 52 is provided with a chute 7 with semicircular arc tube positions distributed;
The connecting and positioning movable block 5 comprises a connecting and positioning movable frame 53, and the connecting and positioning movable frame 53 is provided with sliding grooves 7 distributed in semicircular arc tube positions;
the connecting and positioning movable block 5 comprises two groups of arc runway movable frames 54, and the arc runway movable frames 54 are provided with arc runways 8.
The synchronous unit 3 comprises gear shafts 13 distributed left and right, the gear shafts 13 are provided with gears 131 and rotating shafts 132 connected by circular arc elastic materials, the gears 131 realize synchronous rotation through tooth-shaped engagement, and when the gears rotate to 180 degrees, the rotating shafts 132 realize 180-degree supporting effect beyond the rotating center point after rotating along the chute 7.
The two sides of the rotating shaft 1 are symmetrically distributed and fixedly connected through a plurality of groups of middle movable blocks 14, a plurality of groups of outer packages 15 and side packages 16 are arranged in an extending distribution mode of the middle movable blocks 14, the outer packages 14 are connected with a shell 17, the side packages 16 comprise a plurality of groups of triangular package parts for realizing connection positioning, and the triangular package parts form a fan-shaped accommodating package body. The surface of the shell 17 is covered with silica gel 18 and stainless steel sheet 19 provided with mesh holes 20, and the silica gel 18 and the stainless steel sheet 19 are integrally injection molded to realize bending at 0-180 degrees.
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:
bending is achieved through mechanism rotation, rotation is achieved through combination of an arc and a runway, accuracy control of a motion track is achieved through constraint of a chute and the arc runway, supporting effect of a 180-degree state is effectively achieved through arc middle section elastic design of a gear shaft, flatness of the whole structure in the state is guaranteed, shaking is avoided, and superiority of experience is guaranteed.
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 (4)
1. Arc and runway combined fold synchronous rotating mechanism, its characterized in that: the connecting and positioning device comprises a rotating shaft, wherein the rotating shaft comprises sliding block units on two sides, a synchronization unit and a connecting and positioning unit, the synchronization unit and the connecting and positioning unit are arranged between the sliding block units, the connecting and positioning unit comprises a plurality of groups of connecting and positioning movable blocks, the connecting and positioning movable blocks are respectively combined with a runway through circular arcs to realize connecting and positioning, the connecting and positioning movable blocks comprise sliding columns, sliding grooves and circular arc runways, the sliding columns respectively slide along the sliding grooves and the circular arc runways, and the semicircular arc tube positions of the connecting and positioning movable blocks are synchronously connected; the synchronous unit comprises a wrapping circle, one of the connecting and positioning movable blocks is provided with a connecting shaft, and the connecting shaft is in interference fit with the wrapping circle to generate torsion;
The sliding block unit comprises a first sliding block, a second sliding block and a third sliding block which are respectively arranged at two sides, wherein the two sides of the first sliding block, the two sides of the second sliding block and the two sides of the third sliding block are equally and symmetrically distributed, the first sliding block is provided with a connecting column, the connecting column slides along the arc runway to realize connection positioning and realize the buffer function of a screen at the same time, the second sliding block is in sliding connection with the third sliding block to realize the buffer function of the screen, and a sliding block spring for realizing torsion and elasticity is arranged between the second sliding block and the third sliding block;
The connecting and positioning movable block comprises two groups of connecting shaft movable frames, and connecting shafts are arranged on the connecting shaft movable frames;
the connecting and positioning movable block comprises two groups of sliding column movable frames, sliding columns are arranged on the sliding column movable frames, and one of the sliding column movable frames is provided with a semicircular tube position;
the connecting and positioning movable block comprises a connecting and positioning movable frame, and the connecting and positioning movable frame is provided with a semicircular arc pipe position;
The connecting and positioning movable block comprises two groups of arc runway movable frames, and the arc runway movable frames are provided with arc runways.
2. The synchronous turning mechanism for the outer fold of the arc combined with the runway according to claim 1, wherein: the synchronous unit comprises a gear shaft which is distributed left and right, a gear and a rotating shaft which are connected by circular arc elastic materials are arranged on the gear shaft, synchronous rotation of the gear is realized through tooth-shaped engagement, and when the gear rotates to 180 degrees, the rotating shaft exceeds a rotating center point after rotating along the chute to realize 180-degree supporting effect.
3. The synchronous turning mechanism for the outer fold of the arc combined with the runway according to claim 1, wherein: the rotating shaft is symmetrically distributed on two sides, fixed connection is realized through a plurality of groups of middle movable blocks, a plurality of groups of outer packages and side packages are arranged in an extending mode of the middle movable blocks, a shell is arranged in the outer package connection mode, the side packages comprise a plurality of groups of triangular package parts for realizing connection and positioning, and the triangular package parts form a fan-shaped accommodating package body.
4. A synchronous turning mechanism for a roll-out in combination with a runway according to claim 3 wherein: the surface of the shell is covered with silica gel and a stainless steel sheet provided with reticular holes, and the silica gel and the stainless steel sheet are integrally injection molded to realize bending at 0-180 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911158035.7A CN110853519B (en) | 2019-11-22 | Arc and runway combined outward folding synchronous rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911158035.7A CN110853519B (en) | 2019-11-22 | Arc and runway combined outward folding synchronous rotating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110853519A CN110853519A (en) | 2020-02-28 |
| CN110853519B true CN110853519B (en) | 2024-11-15 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210606393U (en) * | 2019-11-22 | 2020-05-22 | 东莞市劲丰电子有限公司 | Arc and runway combined folding synchronous rotating mechanism |
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210606393U (en) * | 2019-11-22 | 2020-05-22 | 东莞市劲丰电子有限公司 | Arc and runway combined folding synchronous rotating mechanism |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: No. 2, Shangli Road, Shipai Town, Dongguan City, Guangdong Province, 523000 Applicant after: DONGGUAN JINFENG ELECTRONIC Co.,Ltd. Address before: 523000 Puxin Industrial Zone, Shipai Town, Dongguan City, Guangdong Province Applicant before: DONGGUAN JINFENG ELECTRONIC Co.,Ltd. |
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| GR01 | Patent grant |