CN106640936A - 360-degree dual-axis synchronous damping rotary shaft with tilting correction function - Google Patents
360-degree dual-axis synchronous damping rotary shaft with tilting correction function Download PDFInfo
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- CN106640936A CN106640936A CN201510711809.XA CN201510711809A CN106640936A CN 106640936 A CN106640936 A CN 106640936A CN 201510711809 A CN201510711809 A CN 201510711809A CN 106640936 A CN106640936 A CN 106640936A
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Abstract
The invention discloses a 360-degree dual-axis synchronous damping rotary shaft with a tilting correction function. The rotary shaft comprises two shaft cores, two worm gears, a worm and at least two limiting connection plates, wherein the two shaft cores are sleeved with the worm gears separately in a fixed mode, the two limiting connection plates are arranged on the two shaft cores in a sleeving mode correspondingly and located on the two sides of the two worm gears, and thus the two shaft cores are spaced by a set distance in the radial direction and can rotate freely in the circumferential direction relative to the two limiting connection plates; the worm is arranged in the containing space defined by the two limiting connection plates and the two worm gears, and the two sides of the worm are engaged with the two worm gears; and the two worm gears are different in external dimension but the same in number of teeth, or the two worm gears are different in both external dimension and number of teeth. Through the design, the two shaft cores of the dual-axis synchronous damping rotary shaft are in the tilting state at the zero degree and are in the tilting state or the vertical state at the 360 degrees so that the diversified requirements of people for forms of electronic equipment like notebook computers can be met.
Description
Technical field
The present invention relates to a kind of Damping rotation shaft, being specifically related to a kind of inclination can return formally
360 degree of Biaxial synchronous Damping rotation shafts.
Background technology
Damping rotation shaft is a kind of connecting element that can provide mutual rotation, main to apply
Between the part and its matrix for rotating, at present, it is widely used in various digital products
In electronic equipment, such as notebook computer is capable of achieving by the rotation of Damping rotation shaft
Folding function between the body and display screen of notebook computer.At present, it is conventional double
Axle synchronization Damping rotation shaft realizes Biaxial synchronous by gear drive or Worm Wheel System
Rotate, to realize 360 degree of folding functions of the electronic equipments such as notebook, with notebook
As a example by, two shaft cores of notebook Biaxial synchronous Damping rotation shaft of the prior art are 0
When degree is with 360 degree, LCD ends are parallel to each other with computer system end, and two shaft core positions
In the same plane on vertical notebook surface, referred to herein as in vertical state.But,
The design of this plumbness cannot meet people to the diversified of notebook form
Demand.
The content of the invention
In order to solve above-mentioned technical problem, the present invention proposes that a kind of inclination can return formally
360 degree of Biaxial synchronous Damping rotation shafts, can make two axles of Biaxial synchronous Damping rotation shaft
Core is inclined at 0 degree, the inclined or plumbness at 360 degree,
To meet diversified demand of the people to the electronic equipment form such as notebook.
The technical scheme is that what is be achieved in that：
One kind is inclined and can return formal 360 degree of Biaxial synchronous Damping rotation shafts, including two axles
Core, two worm gears, a worm screw and at least two spacing connecting plates, a snail
Wheel is fixed in a shaft core, and another described worm gear is fixed in described in another
In shaft core, spacing connecting plate described in two of which is sheathed in two shaft cores,
And positioned at the both sides of two worm gears, make two shaft core spaced radials settings away from
From, and circumferentially can freely rotate relative to two spacing connecting plates；The worm screw sets
In the receiving space that two spacing connecting plates and two worm gears are surrounded, institute
State worm screw both sides to engage with two worm gears respectively；It is characterized in that：Described in two
The outside dimension of worm gear is differed, the number of teeth is identical, or the external diameter of two worm gears
Size is differed with the number of teeth.
Further, the axis of two worm gears mutually hangs down with the axis of the worm screw
Directly.
Further, two spacing connecting plates, a spacing connection are provided with
Plate both sides have the stator towards spacing connecting plate another described, the stator
Top is formed with the U-type groove being open towards spacing connecting plate another described；Another
The spacing connecting plate both sides have the compressing tablet extended towards the U-type groove；The snail
The two ends of bar have boss, and the boss rotary spacing is described in the U-type groove
Compressing tablet closes the opening of its corresponding U-type groove.
Further, the connected fixed support in one end of two shaft cores, two
The shaft core other end is locked by torsion part.
Further, the torsion part includes pad, several butterfly shell fragments and spiral shell
Mother, arrange successively a spacing connecting plate, the worm gear, described in another
Spacing connecting plate, several described butterfly shell fragments and a pad pass through the spiral shell
Female locking positioning is in its corresponding shaft core.
Further, closing cam is arranged with two shaft cores, the closure is convex
Wheel be located between the spacing connecting plate and the butterfly shell fragment, the closing cam with
The relative face of the spacing connecting plate is provided with the raised and groove that size matches.
Further, it is provided with silencing pad between the closing cam and the butterfly shell fragment
Piece, it is convex that the closing cam is interval with several towards the side of the noise reduction pad
Block, corresponds to each projection, and the noise reduction pad is provided with a size and the projection
The draw-in groove for matching, the projection is fastened in the draw-in groove.
The invention has the beneficial effects as follows：The present invention provides a kind of inclination and can return formal 360
Degree Biaxial synchronous Damping rotation shaft, by the way that two external diameters of design are of different sizes, the number of teeth is identical
Worm gear and worm screw coordinate, can make to be set using electronics such as the notebooks of the Damping rotation shaft
It is standby inclined in 0 degree and 360 degree of closing lids, i.e., in 0 degree and 360 degree,
LCD ends are parallel to each other with computer system end, and the plane at two shaft core places is with respect to pen
Note vertical plane certain angle originally, concrete inclination is how many, can be according to actual needs
Adjust the size of two worm gears.It is different by designing two external diameter sizes, the numbers of teeth
Worm gear coordinates with worm screw, can make using electronic equipments such as the notebooks of the Damping rotation shaft
It is inclined in 0 degree of closing lid, in 360 degree of closing lids in vertical state；Exist
When 0 degree, LCD ends are parallel to each other with computer system end, and two shaft cores be located it is flat
Vertical plane certain angle of the face with respect to notebook；At 360 degree, LCD ends with
Computer system end is parallel to each other, and two shaft core place planes are the vertical of notebook
Face, realizes being inclined when 0 degree, and 360 degree are back just to arrive vertical function, to meet people
Diversified demand to the electronic equipment form such as notebook.And the present invention is by least
Two spacing connecting plates combine single two shaft cores, and spacing connecting plate can
Have multigroup, to keep the parallel stable of two independent axles.By two spacing connecting plates and
The receiving space that two worm gears are surrounded carries out spacing to worm screw, and worm screw is positioned at into this
In receiving space, so as to make worm screw stabilized between two worm gears, to realize snail
The engaged transmission of worm and gear, realizes the 360 degree of free synchronization upsets of twin shaft Damping rotation shaft,
The synchronous on-off for meeting notebook LCD ends and computer system end is rotated, and rotates it
It is more perfect and smooth that position connects.Further, since employing the biography of worm gear and worm screw
Flowing mode, can avoid using more gear drive, and prevent take up thicker space,
The slimming for being conducive to the products such as notebook develops.
Description of the drawings
Fig. 1 is decomposition texture schematic diagram of the present invention；
Fig. 2 is 360 degree of embodiment schematic diagrames of rotary state one of the invention；
Fig. 3 is another embodiment schematic diagram of 360 degree of rotary states of the present invention.
With reference to accompanying drawing, make the following instructions：
1 --- shaft core 2,3 --- worm gear
4 --- worm screw 5,6 --- spacing connecting plates
7 --- stator 8 --- U-type grooves
9 --- compressing tablet 10 --- boss
11 --- fixed support 12 --- pads
13 --- butterfly shell fragment 14 --- nuts
15 --- closing cam 16 --- noise reduction pads
17 --- projection 18 --- draw-in grooves
Specific embodiment
In order to be more clearly understood that the technology contents of the present invention, especially exemplified by following enforcement
Example is described in detail, and its purpose is only that and is best understood from present disclosure and unrestricted
The protection domain of invention.
As shown in figure 1, a kind of inclination can return formal 360 degree of Biaxial synchronous Damping rotation shafts,
It is spacing including two shaft cores, 1, two worm gears, 2,3, worm screw 4 and at least two
Connecting plate 5,6 a, worm gear is fixed in a shaft core, another
The worm gear is fixed in another described shaft core, spacing connecting plate described in two of which
It is sheathed in two shaft cores, and positioned at the both sides of two worm gears, makes two
The individual shaft core spaced radial setpoint distance, and can relative two spacing connecting plates
It is circumferential freely to rotate；The worm screw is located at described in two spacing connecting plates and two
In the receiving space that worm gear is surrounded, the worm screw both sides are nibbled respectively with two worm gears
Close；It is characterized in that：The outside dimension of two worm gears is differed, the number of teeth is identical,
Or the outside dimension of two worm gears is differed with the number of teeth.So, at two
External diameter is of different sizes, under the cooperation of number of teeth identical worm gear and worm screw, can make application
The electronic equipments such as the notebook of the Damping rotation shaft are inclined in 0 degree and 360 degree of closing lids
State, i.e., in 0 degree and 360 degree, LCD ends are parallel to each other with computer system end,
And the plane at two shaft core places is with respect to the vertical plane certain angle of notebook, tool
Body inclination is how many, can according to actual needs adjust the size of two worm gears.It is outer at two
Under the cooperation of the different worm gear of footpath size, the number of teeth and worm screw, can make using the resistance
The electronic equipments such as the notebook of Buddhist nun's rotating shaft are inclined in 0 degree of closing lid, 360
During degree closing lid in vertical state；I.e. at 0 degree, LCD ends are mutual with computer system end
It is parallel, and the plane at two shaft core places is with respect to the certain angle of the vertical plane of notebook
Degree；At 360 degree, LCD ends are parallel to each other with computer system end, and two shaft cores
Place plane is the vertical plane of notebook, realizes being inclined when 0 degree, and 360 degree are back just
To vertical function.In said structure, will be independent by least two spacing connecting plates
Two shaft cores combine, spacing connecting plate can have multigroup, to keep two independent
Axle it is parallel stable.The collecting sky surrounded by two spacing connecting plates and two worm gears
Between worm screw is carried out spacing, and worm screw is positioned in the receiving space, so as to make
Worm screw is stabilized between two worm gears, real to realize the engaged transmission of worm and gear
The 360 degree of free synchronization upsets of existing twin shaft Damping rotation shaft, meet notebook LCD ends and electricity
The synchronous on-off at brain system end is rotated, and makes the more perfect and suitable of its rotary part connection
Freely.Further, since employing the kind of drive of worm gear and worm screw, can avoid using
More gear drive, and thicker space is prevented take up, be conducive to the products such as notebook
Slimming development.
Preferably, the axis of two worm gears mutually hangs down with the axis of the worm screw
Directly.
Preferably, two spacing connecting plates, a spacing connecting plate are provided with
Both sides have the stator 7 towards spacing connecting plate another described, the stator
Top is formed with the U-type groove 8 being open towards spacing connecting plate another described；It is another
The individual spacing connecting plate both sides have the compressing tablet 9 extended towards the U-type groove；Institute
The two ends for stating worm screw have boss 10, and the boss rotary spacing is in the U-type groove
Interior, the compressing tablet closes the opening of its corresponding U-type groove.So, by two
The cooperation of the U-type groove, compressing tablet and boss of individual stator, can play rotary spacing
The effect of worm screw, so as to the function of realizing making the worm screw in the middle of two worm gears stabilized,
Preferably, in the opening of compressing tablet insertion U-type groove, to close the opening of U-type groove, from
And playing a part of the boss of spacing worm screw, it is preferred that the boss is circular, the U
The bottom land of type groove is to match circular arc with boss size, it is furthermore preferred that the compressing tablet court
It is the circular arc matched with boss size to the side of boss.
Preferably, the connected fixed support 11 in one end of two shaft cores, two
The individual shaft core other end is locked by torsion part.So, fixed support
For being embedded in the part (such as notebook LCD ends) and matrix (notes that need to rotate
This computer system end) in, to realize the relative rotation of part and matrix.By turning round
Power part is capable of achieving the function of providing torsion and close-fitting positioning.
Preferably, the torsion part includes pad 12, several butterfly shell fragments 13
With nut 14, it is arrange successively a spacing connecting plate, the worm gear, another
One the spacing connecting plate, several described butterfly shell fragments and a pad lead to
Cross the nut check to be positioned in its corresponding shaft core.So, when being embodied as,
Shaft core is provided with backstop ring plate at fixed support, and the side of a spacing connecting plate is stopped
Be blocked at the backstop ring plate, then successively arrange worm gear, another spacing connecting plate,
Several butterfly shell fragment, pad and nuts, realize what close-fitting was positioned by locking nut
Function, by butterfly shell fragment torsion is provided.
Preferably, closing cam 15 is arranged with two shaft cores, the closure
Cam is located between the spacing connecting plate and the butterfly shell fragment, the closing cam
The face relative with the spacing connecting plate is provided with the raised and groove that size matches.
When being embodied as, can set towards on the face of the side of closing cam in spacing connecting plate
Put groove, closing cam arrange towards on the face of the side of fixed connecting plate size with
The projection of groove match, by cooperating for raised and groove, realizes that product exists
The automatic closing function of set angle.
Preferably, it is provided with noise reduction pad between the closing cam and the butterfly shell fragment
16, it is convex that the closing cam is interval with several towards the side of the noise reduction pad
Block 17, corresponds to each projection, the noise reduction pad be provided with a size with it is described
The draw-in groove 18 that projection matches, the projection is fastened in the draw-in groove.So,
By the cooperation of draw-in groove and projection, send when rotating shaft is closed automatically different can be eliminated
Sound.
In sum, the present invention provides a kind of inclination and can return formal 360 degree of Biaxial synchronous
Damping rotation shaft, one：Can meet notebook using the annexation of worm and worm wheel
LCD and components of system as directed are rotated simultaneously.It two：For worm screw energy stable rotation, adopt
The mode of the stator with U-type groove and compressing tablet is formed in two spacing connection sheets
Positioning worm screw so as to being capable of stable rotation；It three：Using the pen of this Damping rotation shaft
Note originally, can be in the more perfect, smooth of rotary part connection, in notebook computer 0
LCD ends and computer system end can be being turned to 360 degree with inclined when spending
Plumbness can be presented, referring to Fig. 3, be utilized specially during open motion
The number of teeth different with the various outer diameter of worm gear 6 of worm gear 5 is rotated and produces different angles than meeting
Heeling condition revert to plumbness when turning to 360 degree.It four：Using this resistance
The notebook of Buddhist nun's rotating shaft, can be in the cooperation of different sizes of worm gear 5,6 and worm screw 7
It is inclined in 0 degree of closing lid during lower synchronous axial system, referring to Fig. 2.
During concrete application of the present invention, two fixed supports are fixedly connected in two shaft cores,
Two fixed supports are locked respectively on the LCD and components of system as directed of notebook, two snails
Wheel is separately fixed between two spacing connecting plates in two shaft cores, so, is rotated
A worm gear wheel can be driven during one fixed support, can be driven when the worm gear wheel
Middle worm screw rotates, and another worm gear can be driven to turn when middle worm screw rotates
It is dynamic, and another fixed support can be driven during another worm gear wheel to rotate, it is final real
The function of 360 degree of rotations simultaneously between existing two axles, referring to Fig. 2 and Fig. 3.
Those skilled in the art to above-described embodiment by carrying out on various forms
Modification is changed.But in the case of the essence without departing substantially from the present invention, all fall in the present invention
Protection domain within.
Claims (7)
1. a kind of inclination can return formal 360 degree of Biaxial synchronous Damping rotation shafts, including two
Individual shaft core (1), two worm gears (2,3), a worm screw (4) and at least two limits
(5,6), a worm gear is fixed in a shaft core, separately position connecting plate
One worm gear is fixed in another described shaft core, spacing company described in two of which
Fishplate bar is sheathed in two shaft cores, and positioned at the both sides of two worm gears,
Two shaft core spaced radial setpoint distances are made, and can relative two spacing companies
Fishplate bar is circumferentially freely rotated；The worm screw is located at two spacing connecting plates and two
In the receiving space that the worm gear is surrounded, the worm screw both sides respectively with two snails
Wheel engagement；It is characterized in that：The outside dimension of two worm gears is differed, the number of teeth
It is identical, or the outside dimension of two worm gears differs with the number of teeth.
2. inclination according to claim 1 can return formal 360 degree of Biaxial synchronous
Damping rotation shaft, it is characterised in that：The axle of the axis of two worm gears and the worm screw
Line is mutually perpendicular to.
3. inclination according to claim 1 can return formal 360 degree of Biaxial synchronous resistance
Buddhist nun's rotating shaft, it is characterised in that：It is provided with two spacing connecting plates, a limit
Position connecting plate both sides have the stator (7) towards spacing connecting plate another described,
The stator top is formed with the U being open towards spacing connecting plate another described
Type groove (8)；Another described spacing connecting plate both sides has prolongs towards the U-type groove
The compressing tablet (9) stretched；The two ends of the worm screw have boss (10), and the boss turns
Dynamic to be limited in the U-type groove, the compressing tablet closes its corresponding U-type groove
Opening.
4. inclination according to claim 1 can return formal 360 degree of Biaxial synchronous resistance
Buddhist nun's rotating shaft, it is characterised in that：The connected fixed support in one end of two shaft cores
(11), two shaft core other ends are locked by torsion part.
5. inclination according to claim 4 can return formal 360 degree of Biaxial synchronous
Damping rotation shaft, it is characterised in that：The torsion part includes pad (12), some
Individual butterfly shell fragment (13) and nut (14), arrange successively a spacing company
Fishplate bar, the worm gear, another described spacing connecting plate, several described butterfly bullets
Piece and a pad are positioned in its corresponding shaft core by the nut check.
6. inclination according to claim 5 can return formal 360 degree of Biaxial synchronous resistance
Buddhist nun's rotating shaft, it is characterised in that：Closing cam (15) is arranged with two shaft cores,
The closing cam is located between the spacing connecting plate and the butterfly shell fragment, described to close
Close the cam face relative with the spacing connecting plate and be provided with the projection that size matches
And groove.
7. inclination according to claim 6 can return formal 360 degree of Biaxial synchronous resistance
Buddhist nun's rotating shaft, it is characterised in that：It is provided between the closing cam and the butterfly shell fragment
Noise reduction pad (16), the closing cam is spaced towards the side of the noise reduction pad
Several projections (17) are provided with, each projection is corresponded to, the noise reduction pad is provided with
The draw-in groove (18) that one size matches with the projection, the projection is fastened on institute
State in draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510711809.XA CN106640936A (en) | 2015-10-28 | 2015-10-28 | 360-degree dual-axis synchronous damping rotary shaft with tilting correction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510711809.XA CN106640936A (en) | 2015-10-28 | 2015-10-28 | 360-degree dual-axis synchronous damping rotary shaft with tilting correction function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106640936A true CN106640936A (en) | 2017-05-10 |
Family
ID=58815994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510711809.XA Pending CN106640936A (en) | 2015-10-28 | 2015-10-28 | 360-degree dual-axis synchronous damping rotary shaft with tilting correction function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106640936A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087417A (en) * | 2018-01-03 | 2018-05-29 | 昆山玮硕恒基智能科技股份有限公司 | Torsion chip self-closing structure and apply its twin shaft core shaft |
| CN110848242A (en) * | 2019-12-24 | 2020-02-28 | 昆山玮硕恒基智能科技股份有限公司 | Flexible screen hinge and electronic equipment |
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| CN205064574U (en) * | 2015-10-28 | 2016-03-02 | 昆山玮硕恒基电子科技有限公司 | Synchronous damping pivot of 360 degree formal biaxs can be returned in slope |
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| CN202634502U (en) * | 2012-03-31 | 2012-12-26 | 三星电子株式会社 | Double-shaft gear hinge device and flip-type portable terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108087417A (en) * | 2018-01-03 | 2018-05-29 | 昆山玮硕恒基智能科技股份有限公司 | Torsion chip self-closing structure and apply its twin shaft core shaft |
| CN110848242A (en) * | 2019-12-24 | 2020-02-28 | 昆山玮硕恒基智能科技股份有限公司 | Flexible screen hinge and electronic equipment |
| CN110848242B (en) * | 2019-12-24 | 2024-04-30 | 昆山玮硕恒基智能科技股份有限公司 | Flexible screen hinge and electronic equipment |
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